Nokia 3210 Service & Repair Manual
CONFIDENTIAL Service & Analysis Center Europe Training Team version 1.0 / 05.11.1 999 Page 1 of 37
CONFIDENTIAL Service & Analysis Center Europe Training Team version 1.0 / 05.11.1 999 Page 2 of 37 Introduct ion IMPORTANT: This document is intended for use by aut horized NOKIA service centers only. The purpose of this document is to provide some further service information for N OKIA 3210 phones. It contains a lot of collec ted tips and hints, to find f ailures and repair solutions easily. I will also give support to the inexperi enced technicians. Saving process time and improving the repair quali ty is the aim of using this documen t. We have build it up based on f ault symptoms (listed in "Contents") followed by detailed description for fur ther analysis . It is to be used additionally to the service manual and other service inform ation like Service Bulletins, for that reason it doesn't contain any circ uit descriptions or schematics. All measureme nts are made with using of followi ng equipme nt: Nokia repair S W : Wintesla V ersion 6.10 DLL version : NSE8/9 version 2.41 .05 Nokia Module Jig : MJS-13 Digital multimeter : Fluke 73 Oscilloscope : Hitachi V-1565; Fluke PM 338 0A Spectrum Analyzer : Advantest R3361C wi th an an alogue probe RF-Generator / : Rohde & Schw arz CMD 53 GSM Tes ter While every endeavou r has bee n made to ensure the accur acy of this d ocument, some errors m ay exis t. If any errors are found by the r eader, NOKIA should be no tified in writing, using following procedure: Please state: Title of the Docum ent Issue Number/Date of p ublication Page(s) and/or Figure(s) in error Please send to: Nokia GmbH Service & Analysis Center Europe Meesmannstr.103 D-44807 Bochum / G ermany Email: ams.sace-training@nokia.com
CONFIDENTIAL Service & Analysis Center Europe Training Team version 1.0 / 05.11.1 999 Page 3 of 37 Contents INTRODUCTION 2 D OESN ' T S WITCH ON 4 N O FLASH UPDATE POSSIB L E / D OESN ' T SWITCH ON 7 I NTERMITTENT DOESN ' T SWITCH ON 8 N OT CHARGING 8 L OW STAND BY TIM E / OPERATION TIME 11 P HONE SWITCH IT SELF OFF 13 C ONTACT SERVICE COBBA PARALLEL / SERIAL BUS FAIL 15 C ONTACT S ERVICE -CCONT INTERFACE FAIL 17 C ONTACT SERVICE â E EPROM CHECKS UM FAIL 18 C LOCK TIME OR USER SETTINGS PROBLEM S 19 B UZZER FAILURES 20 I NTERNAL AUDIO FAILURES 21 D ISPLAY FAILURES 23 K EYPAD FAILURE 24 I NSERT SIM CARD 25 SIM CARD NOT ACCEPTED , SIM LOCK FAILURE 26 P RODUCT C ODE NSE-8 28 R ECOMMENDATION FOR REPAIR ACTI ONS IN THE RF- AREA 30 L OW RECEIVER SIGNAL S TRENGTH INDICATOR 30 N O S ERVICE 30 C ALL BREAKS / N O SERVICE 33 N O TX-P OWER OR TO LOW 34 M EASUREMENT POINTS NSE-8 37
CONFIDENTIAL Service & Analysis Center Europe Training Team version 1.0 / 05.11.1 999 Page 4 of 37 Doesn't Switch on C heck VB ( Batt ery 2 ,4V- 3V) on L10 2 check c onne ctor X10 1/ X102 change i f bend or soi le d Ph one doesn't sw itch on, section: DC / D C conver ter c h ec k t he c on n ec t i on b et w een L102 a nd R 1 32 (0 O hm) Sw ap t h e ph on e i f t he c on n ec t ion i s op en c h ec k s old er of V1 0 5 or cha ng e if n e ce s sa ry c h ec k t he vol t ag e on V 1 0 1 anod e 2, 6 V ; c at h ode 3 , 2 V c h ec k s old er of V1 0 5 or cha ng e if n e ce s sa ry check al so R102, R 105, R 112 DC/ DCco n v e rte r i s o K! co n tin u e wi th CCONT Che ck 6 0 0K Hz swi tc h i ng f reque ncy o n Pin 4,5,12,13 of V105 C h ec k 1 , 2 V op e r a t i o n vo l t ag e on Pin 15 of V105 No No No No No Yes Yes Yes c h ec k t he s ol d er i n g s and re si sta n ce o f L10 2 "0Oh m" r es ol d er or c han ge L 1 0 2 check pin 3 fr om V105 on= " low " s t at us 0 O h m Yes No Yes Yes c h ec k V 1 0 9 an d t h e r es p ec t i ve vol t ag e d evi der s R131, 132,134,143,144 No
CONFIDENTIAL Service & Analysis Center Europe Training Team version 1.0 / 05.11.1 999 Page 5 of 37 Phone doesn 't s witc h on (CCONT part) che ck if PW RO N ( 3,2V DC) drops t o 0V during pr ess ing the pwr but t on o n R 413. check 32 ,768KH z, 700mVpp on B 100 check 32 . 768KH z s quarewa ve signal on C149 Ch e c k PURX (2 ,8 V DC) aft erpres s ing pwr on button on R303 Check VX O (2,8V DC ) on C102 c han g e S4 1 6 if it is m e c h a n i c al b r ok en change B 100 if f r qu ency o r amplitude o f the singnal in not oK change N100 change N100 Che ck V bb (2,8 V DC) MA D is f ault y in all p rob abili t y. Sw ap t h e ph one, b ec aus e MAD is not c hangea ble Check also C 147, C 148, C153 change N100 Check SL EEPX (2,8V DC ) on J340 Che ck V re f (1,5 V DC) o n C123 change N100 change N100 check 13 MH z c lk f r eque ncy on C301 che ck 13M Hz o n G7 01 check s olde r of G 700 or change i f necc es s ary T r y t o F las h t h e p h on e Se e se cti o n : can't f lash t he phone No No No No No No No No No No No No Yes Yes Yes Yes Yes Yes Yes Yes Yes
CONFIDENTIAL Service & Analysis Center Europe Training Team version 1.0 / 05.11.1 999 Page 6 of 37 Battery connectors X101/ X102 / bend out dirty ⢠Check if VBATT and Gnd are connected Power on/off switch S416 faulty/ mechanical broken ⢠Check if 3,2V on R413 drops of 0V during pressing the Power on button L102 poor soldering ⢠Check the soldering of L102 ⢠Check the resistanc e in "off mode=0 ⦠" ⢠Resolder L102 or change it N100 CCONT faulty ⢠Check if 3,2V on R413 drops of 0V during pressing the Power on button ⢠Check if there is a 32.768 kHz squa re wave on C149 ⢠Check if PURX on R303 goes up to 2.8 V DC ⢠Check if VXO on C102 goes up to 2.8 V DC ⢠Check if VBB on C117 goes to 2,8V DC ⢠Check if Vref on C123 goes to 1,5V DC B100 faulty 32,768KHz ⢠Check 32.768 KHz ; 700mVpp clock signal on B100 ⢠Check also C147, C148, C153 G701 faulty 13 MHz ⢠Check VCC 2,8V DC on G701 ⢠Check 13 MHz output frequency; 1, 2 Vpp on the output pin VB to R132 board faulty ⢠Check the battery voltage 2 ,6V on L 102 ⢠Check the same voltage on R132 ⢠Check if the connection from R132 to L102 are 0 ⦠⢠Don't forget to put the additional label on the PCB, it save the l ayer (see Service Bulletin 11) D200 MAD faulty ⢠Check if there is a 32,768 KHz squ are wave on C14 9 ⢠Check the 13MHz main clock oscillator on C301 800mVpp ⢠Check VBB 2,8 V DC on C117 ⢠Check PURX 2,8 V DC on R303 (comes from CCONT) ⢠Check SLEEPX 2,8 V DC 0n measu rement point J 340 ⢠MAD are probable faulty ⢠MAD are no t interchangeable sw ap the h andset V105 DC/DC converter faulty ⢠Check the voltag e difference on th e diode V101 A node: 2,6V DC, c athode: 3,2V DC ⢠Check the 600KHz switching frequency on pin 4, 5, 12, 13 from V1 05 ⢠Check the 1,2V oper ation voltage on pin 15 from V105 ⢠Check if pin 3 from V105 h ave low status â 0V, if not check V109 and the respective volt age dividers R131, R132, R134, R143, R144 ⢠Change the V105
CONFIDENTIAL Service & Analysis Center Europe Training Team version 1.0 / 05.11.1 999 Page 7 of 37 No flash update possible/ Doesn't switch on Doesn 't switch on, section : FLA SH (u pdate not possible) Check 32, 768KHz s l eep c loc k on C149 Che ck 1 3M Hz RFcl k o n C3 0 1 Check VBB 2,8V DC c ont in ue wit h se cti o n CCONT c ont in ue wit h se cti o n CCONT c ont in ue wit h se cti o n CCONT "MCU b o o t f a i l ure " appe a rs dur ing f lashing "Ex te rna l RA M e rro r" a pp e a rs during f lashing Cha n ge the sw it ch of s er vi c e f r am e / batt ery t o local, if phone switc hes it s elf of f phone is o K phone is o K Try to fla sh the phone , if powe r c o ns um t i on i s ab ou t 20mA Change FLASH and try to upda te agai n Re so l d e r RA M o r change if ne cc e ssa ry tr y to upda te a gai n Sw ap phone, bec aus e MA D or PCB s hou ld be the r eas on oK wro ng oK oK wro ng oK Yes Yes sa me ma ssa g e no ma ssage no ma ssage wro ng sa me ma ssa g e
CONFIDENTIAL Service & Analysis Center Europe Training Team version 1.0 / 05.11.1 999 Page 8 of 37 D301 Flash faulty ⢠If the handset switc hes it self off, ch ange the switch of the service frame to local mode ⢠Check the 32,768KHz Sleep clock signal on C149 ⢠Check the 13MHz main clock oscillator on C301 800mVpp ⢠Check the VBB volta ge on C117 ⢠If power consumption is approximately 20mA try to flash the phone ⢠If you ge t a error message du ring th e flashing p rocess, c hange the flash and try i t again D302 RAM faulty/ poor soldering ⢠Check if the handse t current consumption is approx. 20mA ⢠Check the 32,768KHz Sleep clock signal on C149 ⢠Check the 13MHz main clock oscillator on C301 800mVpp ⢠Check the VBB volta ge on C117 ⢠Resolder RAM ⢠Try to flash th e handset ⢠Change the RAM if you get a error message during th e flash procedure " extern al RAM error " Intermittent doesn't switch on D301 FLASH faulty ⢠Check if the h andset switches on after refl ashing the m emory ⢠D301 Flash internal f ail or poor soldering balls Not charging Not chargin g (1) confi rmat i on or er ror mas s age/ beep i s no t comi ng from ph on e i f charg er i s pluged i n Ch e ck V_ CHARGE_ IN on C100 C hange N 101 (PSCC) che ck sy ste m c onnector X503, cl e a n co nta c ts & PCB or ch an ge if ne ce ssa ry oK no t o K Che ck re sista n ce 0f f us e (F100) and L100 ( 0O hm) c hange i f ne ce ssa ry oK
CONFIDENTIAL Service & Analysis Center Europe Training Team version 1.0 / 05.11.1 999 Page 9 of 37 D o t he en er gy management c alibr ation Che ck VCH AR o n volt ag e d evid er R10 0 / R1 0 1 (1 0 :1 ) =0,8 V T r y t o c h ar g e af t er c alibr ation Change N100 (CCONT) Che ck re si sta nce 0f f us e (F100) and L100 (0O hm ) cha nge if ne cessa ry Not chargi ng (2) error mess age/ beep i s coming from phone if c harger i s pluged i n C h ar g e vol t ag e f ailed C hec k R 1 03 if it is m ec h an ic al b r ok en c h ec k vol t ag e dev ider R 106 / R111 (1:2 ) Check BTEMP A/D in A D C r eadings (317=25ðC ) C h ec k t he conne ct io n bet w een R 1 25 an d R12 7 Ba tte ry v o l tag e f ailed Cange N100 (CCONT) Change R103 and N10 1 (P S CC) s w ap p h on e i f t h er e is a di s c on n ec t i on che ck NTC resi st o r R 127 ( 47K ohm ) Check ba tte ry co nn e cto r X 1 01 X10 2. c ha nge if ben de d f ailed oK not o K not o K oK not o K Yes oK not o K oK Yes Yes not o K oK
CONFIDENTIAL Service & Analysis Center Europe Training Team version 1.0 / 05.11.1 999 Page 10 of 37 If you are using w intesla NSE8/9 D LL 2.41.03 or lower versi on the error message "curr ent calibration fail" w ill appear in e ver y charge t uning cal ibration t est! S ee Serv ice manua l chapter "ser vice softwa re instruct ions" page 19 (Energy Manage ment Calibration) X503 System connector faulty ⢠Check the mechanical appearance of the connec tor ⢠Clean the con tacts on the board or change t he connector if nec essary F100 faulty ⢠Check resistance of F100 (0 ⦠) ⢠Check the resistanc e V_charg e line to ground ( OK=10K ⦠) N100 CCONT faulty/ poor soldering ⢠Check if any A/D values are out of limit but the corresponding DC voltages is OK (wintesla/ local mode/ Testing/ ADC Readingsâ¦) ⢠If DC voltages are wrong, check corr esponding voltage dividers (R100, R101) ⢠Check PWMOUT on R117 or R1 42 (1 Hz stand ard / 32 Hz fas t) R103 broken and N101 PSCC electrical faulty ⢠Check if the handset doesn 't charge with the ACP-9 fast charger ⢠Check the mechanical appearance of the varistor R103 ⢠If it's broken change it, in this cas e change also N101 PSCC R125 and R127 connection faulty ⢠Check if any A/D value is out of limit special BTEMP (317 â 25ð) ⢠Check the connection be tween R125 and R127 ⢠Check the NTC resis tor R127 47K â¦
CONFIDENTIAL Service & Analysis Center Europe Training Team version 1.0 / 05.11.1 999 Page 11 of 37 Low stand by time/ operation time Low standby/ o peratio n m ode ti m e c h e c k p ow e r c on s u m t i o n of t h e p h on e: of f s t at e > 0 - 1m A sle ep mo de > 2-8mA call mode GSM 900 / G S M 180 0 > 0- 1 A c hec k c ons um t i on of N7 00 > l i ft R74 5 G 7 00 > lif t R 741 G 7 02 > lif t R 742 ch a n ge c orres ponding if c onsum tion is oK chan ge re gula to r N7 02 ch a n ge c orres ponding c omp on ent Lift L105 c hange N501 if c onsum tion is oK c hange N500 if c onsum tion is oK Lift L505 Lift L506 li f t ca p a cito rs C111-113, C115 ch e ck out p u t vol t ag es of CCONT c hec k t he c har gi ng c ir c ui t , c hec k en er gy manageme nt ca l i br a ti o n c hange N100 CCONT refer to se ctio n: "no t c har ging ( 2) " refer to se ctio n: "RX TX f a il u re s" C ali br at e R X an d T X values of t he p hon e No te : T h e sta n d b y ti m e de pe n d s a lso o n th e ne two rk si de , li k e : P RP (pa gi n g re p e a t pe rio d ti me ), si g na l stre n gth (m in -98 dB m ), lo cat io n up d a te s and on the user handling of th e phone ( light s on o r of , memory a c t ivities, games etc . ) ch e ck co mp o ne nts in co rre spon ding out p ut li nes no t Ok oK no t oK oK no t oK no t oK oK no t oK oK no t oK oK oK no t oK oK no t oK oK no t oK oK
CONFIDENTIAL Service & Analysis Center Europe Training Team version 1.0 / 05.11.1 999 Page 12 of 37 C111, C115, C113 faulty ⢠Check the current consumption in differe nt operation modes (refer to the table below) ⢠Check if the high curren t consumption comes from the VB, Vou t or output voltages of CCONT ⢠Disconnect coil by coil L105 ( â N702) L505, L506 ( â PA's ) and check consumption again ⢠Check and disolder C111, C115 and C113 ⢠calibrate Battery value if charging stops to early or b attery is to hot after charging (see also ch apter "Not charging) Figure 1: curre nt co nsumption values Function mode Minimum current in mA Maximum current in mA Off state 0 1 Sleep mode 2 8 Call mode GSM 900 0 1000 Call mode GSM 1800 0 1000
CONFIDENTIAL Service & Analysis Center Europe Training Team version 1.0 / 05.11.1 999 Page 13 of 37 Phone switch it self off C136 10 ü F/10V ⢠Check, if the h andset doesn't switch off with 3 V SIM-Cards ⢠Check th at th e 5V VSIM voltage o n the c apacitor C 136 is ap proxim ately 4 ,8V-5,2V wi th maximal 350m Vpp noise overlap (view the diagram below ) Phone int ermittend swit ches o ff C heck if this happe ns on ly wi th 5V SIM -cards and i f t he pho ne wo rks pro ba bl y with 3 V SIM's C hange C131 if t he noise is highe r t han 350mVpp C heck X101 a nd X 102, if poo r s olde red, bent or s oiled C heck ampli tude o f 32,768KH z s quare wav e a t C 149 C heck ampli tude o f 13MH z R F C lk C301 ( 2,8Vpp ) C heck VB B 2, 8V D C on C 117 R es older , c h an ge or cl e an th e co nn e cto r C hange o r check s oldering o f B100, C 147, C 148, C 153, N 100 C hange o r check s oldering o f G 701, V702.. . C hange o r check s oldering o f N 100, C 117 not oK not oK C h ec k t h e 5 V s upply v o ltage o n C 136 with an o scil lo sco p e oK not oK not oK oK oK not oK oK not oK
CONFIDENTIAL Service & Analysis Center Europe Training Team version 1.0 / 05.11.1 999 Page 14 of 37 Figure 2: M easur ement p oint J343 CO BBA RES ET
CONFIDENTIAL Service & Analysis Center Europe Training Team version 1.0 / 05.11.1 999 Page 15 of 37 Contact service COBBA parallel /serial bus fail COBBA par allel / se rial b u s fa iled Cont act Serv ice Check v ia W I NTESLA / Tes ti ng / S elftes t wh ich kin d o f sel f te st is f a il check COBBAC LK 13MHZ / 3, 2Vpp on J201 che c k so l de ri ng o r change N100, C117 check VBB 2, 8V on C 117 C heck VC O B BA 2, 8 V D C on C 1 48 C hange or check solderi ng of N 100, C 148 Ch e ck 1 3 M Hz RF C on C301 swap the phone because MAD or PC B s h ou l d b e t h e r eas on Cha n ge th e COBBA Check CO BBA reset pulse during initialisation ro utine on J343 (see di agram) swap the phone because MAD or PC B s h ou l d b e t h e r eas on che c k so l de ri ng o r change G701, V702 Yes not o K oK not o K oK not o K oK not o K oK oK not o K
CONFIDENTIAL Service & Analysis Center Europe Training Team version 1.0 / 05.11.1 999 Page 16 of 37 N200 COBBA faulty /solder balls broken ⢠Check VBB 2,8V DC on C117 near to CCONT ⢠Check VCOBBA 2,8V DC C148 near to COBBA ⢠Check COBBACKL 13MHz 3,2Vpp on J 201 (see the diagram b elow) ⢠Check COBBA reset impulse during the initialisation routine on J343 (see the diagram below) ⢠Change COBBA and write the IMEI and SIM-LOC DATA back to the phone ⢠If the error persis t, the MAD or the Board should be the reason ⢠SWAP the handse t because MA D is not change able Note! Rewrite SIMLOCK and IMEI entries with use of the Nokia securi ty SW (SSSW) and make a SW-update or send this phones to the SACE, if this procedure is not permitted to you Figure 3: 13M Hz C lock s ign al f o r t h e CO BBA Figure 4 M easur ement p o int J343 COBBA RE SET
CONFIDENTIAL Service & Analysis Center Europe Training Team version 1.0 / 05.11.1 999 Page 17 of 37 Contact Service-CCONT interface fail C hec k s old er i ng or c han g e R 413, S416 Che ck i f PW RON 3,2V drops to 0V on R 413 during pressing the powe r button C hec k th e 32. 76 8 K H z square w av e on C 149 C heck i f PU R X go es up to 2,8V DC on R303 Check i f VCXOPW R go e s up to 2,8V DC on J340 C hec k if V XO goes u p t o 2,8V DC on C102 change C CO N T C hang e C C O N T C hec k if V BB g oes up to 2,8V DC on C117 C hec k if V R E F g oes up t o 1,5V DC on C123 Contact S ervice Ch ec k v i a W INT ESLA / T e sting / Se l f test which k ind o f sel f test is fail C CONT i nterface f ailed C hang e or c hec k s old ering of B100, C 147, C 148, C 153, N1 0 0 s w ap t h e p h on e b ec au s e M A D or P C B s h ou l d b e t h e r eas on C hang e or c hec k s old ering o f G 701 , V7 0 2... C hec k if R F C 13 M H z at C 301 (2,8Vpp) change C CO N T change C CO N T Yes Yes Yes Yes Yes Yes Yes Yes No No No No No No No No
CONFIDENTIAL Service & Analysis Center Europe Training Team version 1.0 / 05.11.1 999 Page 18 of 37 N100 CCONT Faulty ⢠Check if 3,2V on R413 drops to 0V during pressing the Power on button ⢠Check if there is a 32.768 kHz squa re wave on C149 ⢠Check if PURX on R303 goes up to 2.8 V DC ⢠Check if VXO on C102 goes up to 2.8 V DC ⢠Check if VBB on C117 goes to 2,8V DC ⢠Check if Vref on C123 goes to 1,5V DC ⢠Change t he CCON T Contact service â Eeprom checksum fail EEPRO M interna l fault Reset th e pho ne (d on 't u s e t h e f u ll facto ry set i f it i s no t pe rmi tte d to y o u to re wri te the IMEI) EEPROM tune checks um f ai l C h ec k via W I N T E S L A > pr od u c t in f or m at ion , if any pho ne da ta, l i ke : IMEI, pro duct co de , PSN , etc. i s corru pte d Cont act Se r v i c e Chec k v i a W I NT ESL A / Te sti n g / Selftes t wh ic h k in d o f se l f te st is f a il e d Ph one is O k , if CONTA CT SERVIC E dissape a rs No check 2, 8V DC on pi n 8 of Eeprom Check VBB on C 117 send thi s ph one s t o the SACE Bochu m if it is no t p er m it t e d t o you t o r ew r it e t h e IME I chan ge the EEPRO M if it is pe r m it t ed t o yo u, to rewr ite the IME I Se rv i ce Bul l e ti n general 26 Yes Yes not oK Yes not oK oK
CONFIDENTIAL Service & Analysis Center Europe Training Team version 1.0 / 05.11.1 999 Page 19 of 37 D303 Eeprom faulty ⢠Check with winte sla if IMEI or product data are corrupted ⢠Check 2,8V DC on pin 8 of Eeprom ⢠Don't use the "Full fac tory set" with wintesla, otherwise the Original IM EI will be change to "65656565â¦" ⢠Change the Eeprom if it's permi tted to you and write all ID data (IMEI, product codeâ¦) b ack ⢠If you aren' t allowed to chan ge the Eeprom and the IM EI is mis sing, wri te a no te with a l ittle comment, and send it together with the phone to the SACE Note! Rewrite SIMLOCK and IMEI entries with use of the Nokia securi ty SW (SSSW) and make a SW-update or send this phones to the SACE, if this procedure is not permitted to you Clock time or user settings problems Clock time / Ringing tone is to fast o r to slowly 32,786KHz Sleep oscillator B100 ⢠Check that the sleepclk 32.768 KHz square wave freque ncy on pin C149 isn't higher or low er ⢠Check the crystal B100, C147 , C148, C153 , N100 ⢠View also the Service Bulletin 017 (capacitors C148, C153 change the value) Cl ock t im e pr obl em s / w r ong r in gingt one sp eed check 32, 7 68 K Hz clock f re q ue ncy o n C149 CCO NT Check sold er i n g o r change B 10 0, C147,C 148, C153, N100
CONFIDENTIAL Service & Analysis Center Europe Training Team version 1.0 / 05.11.1 999 Page 20 of 37 Buzzer failures B400 / board connections broken ⢠Check the buzzer control signal from the MAD on pin 3 of N400 2,8Vpp 1 KHz (us e WINTESLA / testing / audio Level 1, 1000Hz) ⢠Check VDC_OUT 3,9V DC pin 1 N400 and " " of buzz er ⢠Check VBB 2,8V DC on pin 2 N400 ⢠Check the buzzer Signal on "-" of buzzer â 5Vpp 1KHz ⢠Check the board connection pin 6 of N400 to "-" of buzzer ⢠Change the buzzer Buzz er failure che ck b u z ze r co ntro l si g n a l f r o m MAD 2, 8Vpp o n N400 pin 3, use W IN T ESLA / testing / au dio / le ve l 1, 1000Hz check buzzer signa l 5Vpp on p in 6 of N 4 0 0 an d " - " of B4 00 (u se sa me se tti n g s) Ch e c k 3 , 9 V DC V DC_ OUT on p in 1 of N 4 0 0 an d " " of B40 0 Che ck co nn e ctio n to VD C _O U T on V1 05 pin 1, 16 check VBB 2,8V D C on pin 2 of N 400 oK oK not o K swap the pho ne be cause M A D or P C B s h ou ld b e t h e re a so n C heck c o nne c t ion to VBB 2,8V D C on C117 cha ng e N4 0 0 change B400 not o K not o K oK oK not o K
CONFIDENTIAL Service & Analysis Center Europe Training Team version 1.0 / 05.11.1 999 Page 21 of 37 Internal audio failures mic r opho ne do esn't wo rk Internal audio failure s p eak er d oe s n ' t w o r k (r eceiv ing a udio) ch e ck co nn e cti o n betwee n L202, L203 to ea rphone pads (0 Oh m ) c hange spea ke r c hange L202 o r L203 che ck th e me ch a n i c and impeda nce o f s p eak er (about 30 Ohm ) c heck c ontacts and impeda nce o f mic r opho ne (800 Ohm ) c hange microphone ch e ck th e mic r opho ne bia s vo ltage 1,7V on C242 ( au d i o l o op en ab l e) c h ec k vol t ag e on R 214 C heck audio signal on C258, C 259 fol l o w si gn a l ba ck to the micr opho ne C heck 2, 8V D C VBB on C117 and 2,8V DC VC O BBA o n C 148 C h ec k f u n c t i on of CCONT c heck C O BBAC LK 13MH z 3,2Vpp on J 201and C O BBA RES ET on J 343 dur ing initiali satio n not O K OK not O K Yes Yes not O K Ok not O K Ok not O K Ok not O K Ok c hange N200 C O BBA s wap the phone because MAD or PCB sh o u ld b e the r eas on c hange N200 C O BBA ch e ck th e re sista nce be twe e n the li ne s a n d gruond >1MOhm not O K ch e ck th e c onne ct io n X503-- >PC B f or so i le d not O K not O K OK not OK
CONFIDENTIAL Service & Analysis Center Europe Training Team version 1.0 / 05.11.1 999 Page 22 of 37 L202, L203 f aulty ⢠Check resistance from L202 , L203 to the earp hone pads normal 0 ⦠⢠Check the resistanc e also from L202 ,L203 to ground and between both lines (normal high r esistance >1M ⦠) Speaker No / quiet / distorted receiving audio signal ⢠Check the mechanic of speake r, contacts, membrane, soiling ⢠Check resistance of speaker (about 30 ⦠) Microphone No / quiet / distorted transmitting audio signal ⢠Check contacts of microphone Check resistance of microphone (about 800 ⦠) ⢠Check the microphone voltage 1,7V DC on C242 (wintesla/ Tes ting/ Audio/ internal/ Loop on) ⢠Check the audio signal on C258 and C259 X503 ⢠Check microphone spring contacts ⢠Che ck s pr ing cont act s t o th e boa r d (cha ng e c onne ct or if be nt) ⢠Clean the contact pads on the bo ard N200 COBBA faulty ⢠Check VBB 2,8V DC on C117 near to CCONT ⢠Check VCOBBA 2,8V DC C148 near to COBBA ⢠Check COBBACKL 13MHz 3,2Vpp on J 201 ⢠Check COBBA reset impulse during the initialisation routine on J343 (see the diagram "CONBBA RESET") ⢠Change COBBA and write the IMEI and SIM-LOC DATA back to the phone ⢠If the error persis t the MAD or the Bo ard (PCB) should be the reason ⢠SWAP the handse t because MA D is not change able Note! Rewrite SIMLOCK and IMEI entries with use of the Nokia securi ty SW (SSSW) and make a SW-update or send this phones to the SACE, if this procedure is not permitted to you
CONFIDENTIAL Service & Analysis Center Europe Training Team version 1.0 / 05.11.1 999 Page 23 of 37 Display failures Black lines on the display or no displ ay function ⢠Check if the display have some m echanical breaks around the corners ⢠Check VBB 2,8V DC on C400 and R420 ⢠Change th e Display Display failu re mis si ng li ne s egments or no di s play func ti on ch e ck th e LCD_ L ED l i n e pin 9 N400 to V406, V409, V412, V413 " on"=1,2V DC/ "off"=1,9V DC chec k t h e di s play of mechani cal appearance Chec k V BB 2, 8V DC o n C400 and R420 no di s play back li g h t chec k V DC_O U T 3,2V D C on V 406 , V 409, V 412, V 413 change t he di s play Ye s oK Ye s oK If no VDC_Out v ol ta g e PC B wil l be brocken not oK not ok chec k t he V B B v o ltage on V 117 not oK s w ap t he hands et becaus e the P CB i s faulty oK oK check pin 1 N400 VD C_O U T , pin 2 VBB, LC D _LIG H T pin 7 "o n"=2, 8V, R 415 12K Ohm pin 8 to gr o un d fa u l ty
CONFIDENTIAL Service & Analysis Center Europe Training Team version 1.0 / 05.11.1 999 Page 24 of 37 Figure 5: Faulty displa y No display b ack light ⢠Check VDC_OUT 3,2 V DC on V406, V409, V412, V413 ⢠Check the LCD line pin 9 of N400 and c athode of V406, V409, V412, V413 Light "on"=1, 2V DC ; "off"=1,9V DC. (Use Wintesla/ Testing/ use rinterface/ 1.T est Pattern "on") ⢠Check the LCD_light enable line on pin 7 / N400, LC D_LIGHT "on"=2,8V DC ⢠Check the resistor R415 12K ⦠pin 8 / N40 0 to ground Keypad failure chec k the mechanical s t ructere of t he Key m at pi ns change the key m at Keyp ad failure chec k the dome-sheet and the PC B module if so il e d change the dome-sheet and clean the PCB chec k ROW and CO L lines connect ion betw een the key s if the are some int errupti on i n one line t he P CB wi ll be faulty not oK oK not oK oK not oK
CONFIDENTIAL Service & Analysis Center Europe Training Team version 1.0 / 05.11.1 999 Page 25 of 37 Keymat mechanical f aulty ⢠Check the bottom of the keymat if no pins are broken or mechanic al damaged Board / Dome-sheet soil ed ⢠If there are only one o r two keys withou t function, check and clean the board and dome-sheet if soiled Board failure ⢠If there are four keys without f unction and all of them are on them same ROW or C OL line, check the con nections between the keys and ground ⢠If any lin e is interr upted b etween the Keys, sw ap the h andset bec ause PCB is faulty Insert SIM CARD Insert S IM car d the phone does n't regi s t er t he S I M card check s olderi ngs an d cont ac ts of X100 , S I M card r eader check pi n 4 (S I M DATA), pi n 3 (S I M CLK), pi n 2 (SI M RS T), pi n 1/5 (VS I M ) of SI M -CA RD r eader change N1 00 CCONT res older X 100 or change i f any cont ac t i s bended s w ap the phone i f any w i re t o the SI M card reader has teared off change V 112 i f S I M -DA TA, -C LOCK , - RESE T o r V SIM i s s hort ci rc ui t ed to ground not oK not oK not oK not oK oK chec k al so R115,R 116,C 137,C 138,C1 39,C14 0, C141 not oK
CONFIDENTIAL Service & Analysis Center Europe Training Team version 1.0 / 05.11.1 999 Page 26 of 37 X100, SIM card reader ⢠Check soldering ⢠Check contacts (change connector if ben t) N100, CCONT ⢠Check SIM card âÂÂDATA ( Pin 4 SC-reader), -Clock 3,25MHz (Pin 3 SC-read er), -Reset (Pin 2 SC-reader) and VSIM 3V/5V DC (Pin 1/5 SC- reader) d epends to the SIM card V112 ⢠Change component if SIM -DATA, -Clock, -Reset or VSIM is short circuited to ground ⢠Check also R115, R116, C137, C138, C139, C140, C141 for short circui t or not cap acity SIM card not accepted, SIM LOCK failure SIM car d not accepted (SI M LO CK ac tive) SI M card not accepted appears on LCD after entering t he PI N code. open W INT EASL A and activ at e quick /RF-i nfo if SIM LO CK is not acti v e, but phone st ill do esn't accept SI M , change N200, COBBA cor re c t th e SIM LOCK s etti ngs wi th use of the Nokia security SW (SSSW ) o r send thos e phones to the SAC E compare the data entries M CC M NC wi th the lis ted entries of the res pect i v e product code SIM LOCK is oK! !!!T a k e n o t e !!! if the M s i n data fiel d is closed to any s pecial I M SI number range, ONL Y the operator is all owed to open the S I M L O C K !!! co r r ect t h e S I M LOCK s etti ngs w it h use of the N ok ia sec u rity SW (SS S W ) after changing of COB BA or send those phones to th e SAC E Ye s Ye s Ok not oK
CONFIDENTIAL Service & Analysis Center Europe Training Team version 1.0 / 05.11.1 999 Page 27 of 37 ⢠If message "SIM Card no t accepted" appears on LCD after entering PIN code, a SIM LOCK is probably activated in this phone ⢠Or COBBA has been changed and not reprogramm ed with the SIM-LOC DATA ⢠Initialise phone into normal mode and ac tivat e Quick/ RF-info (W INTESLA) compare the S IM LOCK entries wi th the references from t he operator. Look at Figure: List of cur rent SIM-LOC⦠N100, CCONT ⢠Refer to inser t SIM Card procedure N200, COBBA ⢠Change COBBA if all SIM LO CK entries and SIM-CARD signals from CCONT are OK Note! Rewrite SIMLOCK and IMEI en tries with use of the Nokia securi ty SW (SSSW) and make a SW-update or send this phones to the SACE, if this procedure is not permitted to you
CONFIDENTIAL Service & Analysis Center Europe Training Team version 1.0 / 05.11.1 999 Page 28 of 37 Product Code NSE-8 Figure 6: List of curr ent SIM L OC phones NS E-8 Product-Code NSE-8 SIM-LOCK-DATA Operator 0503478 Mcc Mnc 20820 Msin ?????????? BOUY GUES 0503566 Mcc Mnc 20210 Msin 99?????? ?? TELESTE T 0503565 Mcc Mnc 20205 Msin 90?????? ?0 PANAFON 0503564 Mcc Mnc 20201 Msin 1????????? COSMOTE 0503567 Mcc Mnc 23830 Msin ?????????? MOBILIX 0503298, 0503299 Mcc Mnc 20801 Msin ?????????? OLA 0503593 Mcc Mnc 26001 Msin ?????????? POLKO MTEL 0503594, 0505102 Mcc Mnc 26801 Msin ?????????? TELECE L 0503575 Mcc Mnc 21630 Msin ?????????? WESTEL 0503576 Mcc Mnc 21601 Msin ?????????? PANNON 0505105 Mcc Mnc 26002 Msin ?????????? ERA 0505100 Mcc Mnc 23433 Msin ?????????? ORANG E 0505101 Mcc Mnc 23430 Msin ?????????? ONE2ON E 0505107 Mcc Mnc 28601 Msin ?????????? TURKCE L 0505108 Mcc Mnc 28602 Msin ?????????? TELSIM 0505104 Mcc Mnc 26003 Msin ?????????? CENTE RTEL 0505110 Mcc Mnc 27201 Msin ?????????? EIRCE L 0502159, 0502993, 0502994, 0503161 0503207, 0503286, 0503287, 0503288 0503583, 0505106, 0505112, 0503789 0503824 NO SIM-LO CK
CONFIDENTIAL Service & Analysis Center Europe Training Team version 1.0 / 05.11.1 999 Page 29 of 37 Product-Code NSE-8 SIM-LOCK-DATA Operator 0505109 Mcc Mnc 23203 Msin ?????????? Maxmobil 0505111 Mcc Mnc 65510 Msin ?????????? MTN, South Africa 0503708 Mcc Mnc 23002 Msin ?????????? Eurotel, Cze ch Rep. 0503706 Mcc Mnc 20416 Msin ?????????? BEN, Neth erlands 0503707 Mcc Mnc 26806 Msin ?????????? TMN, Portugal 0503785 Mcc Mnc 23102 Msin ?????????? Mobilkom-A1, Austria 0503788 Mcc Mnc 20420 Msin ?????????? Duchtone, Neth erlands 0503825 Mcc Mnc 23002 Msin ?????????? Eurotel-Contracrt, Cz ech Rep. 0503826 Mcc Mnc 22601 Msin ?????????? Connex 0503827 Mcc Mnc 20412 Msin ?????????? Telfor, Netherl ands Mcc Mnc Msin ?????????? Mcc Mnc Msin ?????????? Mcc Mnc Msin ?????????? Mcc Mnc Msin ?????????? Mcc Mnc Msin ?????????? Mcc Mnc Msin ?????????? Mcc Mnc Msin ??????????
CONFIDENTIAL Service & Analysis Center Europe Training Team version 1.0 / 05.11.1 999 Page 30 of 37 Recommendation for repair actions in the RF- area To prevent som e additional faults please take care of following reco mme ndations for repairing t he RF-area ⢠Don't use so much flu x that it will go through the board and soiled the keyboard area ⢠Clean aft er every repair time the rest of the flux from PCB ⢠Don't make any loose wiring connection on the board ⢠To change some components i t is necessary to remove th e shield from the PCB, use matching nozzles for the solder machine. Don' t cut it partially and solder the "old" part back or m ake some unqualified work ⢠Use a n ew shield after rem oving Low receiver signal strength indicator Antenna faulty / wrong - Tuning ⢠Check the fixed posi tion of the antenn a, don't touch the conducting area with the fing ers ⢠Check the ante nna spring connector X501, change it if ben t ⢠Check the receiver sign al indicator with a new antenna ⢠Retune the handset No Service Set first the RF-Generator to a high RF-Level output e.g. âÂÂ40dBm Set the modul e with wintesla as fo llow mode: Init ialise/ Local mod e/ Testing/ RF Co ntrolsâ¦/ Active u nit "RX" / Operation Mod e "cont inuous " 13MHz VCTCXO G701 out of range ⢠Check the 13MHz re ference frequency pin 15 N700 (S UMMA) or pin 2 of G750, a f requency error higher -50Hz c an create deviation of the Intermediate f requencies ⢠View also SB 18 "The old v ersion 'A' VCTCX O (type number: NGK3092A) should be replaced with a new version 'B ' VCTCXO ( type number: N GK3092B)" No RX (no Rx calibrationâ¦RSSI reading highest v alue) N600 CRFU / faulty / poor soldering ⢠Check the incoming RF- Channel frequency on pin 27 N600 ⢠Check the LNA_AGC voltage 2,8V DC pin 28 N600 ⢠Check the VRX_1 volt age 2,8V pin 15,1 6,23, 33, 38,4 5,46 N600 ⢠Check the LNA_OUT fr equency pin 23 N600 and input on pin 18, 19. An attenua tion from aprox. 10-15dBm be tween signal input and output is normal! ⢠Check the UHF LO frequency (20 36MHz GSM900 CH60) pin 3 N600 approx . âÂÂ20dBm. No frequency deviations are allowed ! ⢠Check the outgoing 71MHz Intermediate Freque ncy on pin 15, 16 N6 00 ⢠Check the soldering of N600 or change it Z700 / faulty / poor soldering ⢠Check the 71MHz IF frequency on Z70 0. The normal attenuation between input and output are â 15dBm ⢠Check the components C701, C704,C149, L701, R701 if the signal amplitude is diff erent betwee n the two lines ⢠check the soldering of Z700 or change it
CONFIDENTIAL Service & Analysis Center Europe Training Team version 1.0 / 05.11.1 999 Page 31 of 37 Z701 faulty / poor soldering ⢠check the outgoing 13MHz IF on pin 30 N70 0 (SUMMA) ⢠check the input 13MHz IF on pin 25, 26 N700 (S UMMA) . The atte nuation between inpu t and output is â 20dBm ⢠check the 13MHz IF on Z701, around 5dBm attenuation between sign al-in and signal- out ⢠check the soldering of Z701 o r change i t ⢠check R717, R718, R719, C706 and the line resistance to ground (10K ⦠with all components) G700 UHF Oscillator faulty ⢠check the UHF frequency on G700 for high spurious or deviation ⢠check the UHF-VC on pin 2 1 N700 1,9V-3.2V DC dep ending of the channel ⢠check the 5V VCP s upply voltage on pin 13, 2 2 from N700 SUMMA ⢠check R733 33K ⦠, R730 5K 6 ⦠, R731 2K2⦠, C740 2,2nF ⢠change the oscilla tor N700 SUMMA faulty / poor soldering ⢠check the 13MHz r eference frequency pin 15 N700. (No freq uency deviation higher ñ 50Hz is allowed!) ⢠check the power supply voltage VR X_2 2,8V DC pin 3 5 N600 ⢠check the incoming IF 71MHz pin 37,38 N700 ⢠check the 13MHz IF on pin 30(ou t),25, 26(in) N 700 . The attenua tion between input and output are â 20dBm ⢠check the control- lines for the PLL pin 5 , 6, 7 from N700 (see the diagrams below) ⢠check the incoming VHF_L O frequency 464MHz pin 8 N700 if the 1 3MHz IF are d eviated or not e xist measurable level approximate âÂÂ20dBm! ⢠Check the synth. pow er supply 2,8V DC pin 9, 19 N700 and VCC G7 00, G702 ⢠Check the VCP 5V DC pin 13, 22 N700 ⢠Check the control voltage for the UHF and VHF oscillator (UHF pin 21 control voltage is channel dependent , pin12 2,2V DC on N700) ⢠Check the soldering of N700 or change it Figure 7: PLL-S CK L Sig na l
CONFIDENTIAL Service & Analysis Center Europe Training Team version 1.0 / 05.11.1 999 Page 32 of 37 Figure 8:PLL- SDAT S ignal Figure 9:PLL- SENA S ignal No RX (no Rx calibrationâ¦RSSI reading fix ed value) COBBA / MAD faulty /broken solder balls ⢠Check if the 13MHz IF on pin 23,24 N700 SUMMA change t he amplitude if you ch ange the gene rator frequency level ⢠Check if the RXC impulse on pin 3 6 N700 (SUMMA) ch ange the amplitude if the g enerator frequency level is modified (see the diagram below) (chang e the operation mode first to "RX BURST M ODE") ⢠Check R725 if any or low signals are measur able ⢠Change COBBA N200(rewri te SIMLOCk a nd update the ha ndset) ⢠If the fault persist MAD or the PCB should be the reason ⢠In this case sw ap the h andset because MAD is not changeable Note! Rewrite SIMLOCK and IMEI entries with use of the Nokia securi ty SW (SSSW) and make a SW-update or send this phones to the SACE, if this procedure is not permitted to you
CONFIDENTIAL Service & Analysis Center Europe Training Team version 1.0 / 05.11.1 999 Page 33 of 37 Figure 10:RX-C ontrol Signal Call breaks / No service G701 13MHz Oscillator out of range or high spu rious emission ⢠Set the handset to call mode, check if some phase and frequency e rrors appear special in GSM 180 0 band The deviations will be higher the higher the traffic channel is! ⢠Change the G701 13MHz Oscillator COBBA N200 broken solder balls ⢠Check VBB 2,8V DC on C117 near to CCONT ⢠Check VCOBBA 2,8V DC C148 near to COBBA ⢠Check COBBACKL 13MHz 3,2Vpp on J 201 (see the diagra m in chapter "C OBBA contact s ervice" ) ⢠Check the module in call modus with a simulator. ⢠Knock very careful with some thing no metalled around the COBBA ⢠Check if some errors appe ar on the tester (phase /frequency / RX-Quality/TX-Power level) ⢠Check the COBBA IC with a microscope, th e first broken balls are normal on th e corners from circuit. ⢠Change the circuit wi th a ü B GA solder machine
CONFIDENTIAL Service & Analysis Center Europe Training Team version 1.0 / 05.11.1 999 Page 34 of 37 The pictures indicate a typically case of broken solder ball under the ü B GA. On the right y ou can see th e littl e part of th e COBBA IC view with a microscope. The PCB is on the top, and the COBBA are with the body to the bottom of the picture. The picture below shows a broken ball view through a X-r ay machine No TX-Power or to low See also the troubleshootin g chap ter 4.GSM transmitter and 5. PCN transmitter from service manua l Z500 Duplexer Filter (Low TX-Power on GSM 900) ⢠Check the TX-Power level between the TX "in" and "Antenna" pad of the duplexer ⢠Resolder the ground and signal connection p ads of the duplexer ⢠Change the duplexer Z504 RX/TX switch GSM1800 (Low TX -Power on GSM 1800) ⢠Check the 1V DC TX- switching voltag e on Z504 ⢠Check the TX-power difference between "TX" and "ANT" pad on Z504 ⢠Change the Z504 if mo re than 2dBm di fference are measurab le N500 /N501 Power Amplifier GSM 900 /GSM 1800 ⢠Check the power supply VDC_OUT(3,2V â 4,2V dependent to the power level ) N500 /N501 pin 3 ⢠Check the input power on pin N500/ N501 depe nd of the band (nominal 0dbm) ⢠Check the outgoing power on pin 4 N5 00/ N501 ⢠Check the TX-Power con trol signal on pin 2 N500/ N501 , 0,7Vpp- 1,7Vpp / 0,12..V - 0, 2..V DC dependen t of the power-level (see the diagram below ) ⢠Change the PA if no power or to low power comes out and the power supply and control line are OK
CONFIDENTIAL Service & Analysis Center Europe Training Team version 1.0 / 05.11.1 999 Page 35 of 37 Figure 11:TX-Control Signal
CONFIDENTIAL Service & Analysis Center Europe Training Team version 1.0 / 05.11.1 999 Page 36 of 37 Change history Originator Status Version Date Comment Jose Marquez Draft 0.2 22.10.1999 First draft version for the rep air group Draft 0.3 02.11.199 Insert comments from the repair t eam, add layout "Test Points" approved 1.0 05.11.1999 First AMS version
CONFIDENTIAL Service & Analysis Center Europe Training Team version 1.0 / 05.11.1 999 Page 37 of 37 Measuremen t points NSE-8 J346 / _WD J303 / _WE J304 / _RP J 302 / OE J 301 / _ CE J200 / RX Ref J349 / P J312 / JTDI J317 / CO Emu1 J316 / CO Emu0 J311 / JTDO J321 / Sim Pwr J340 / VXO Pwr J310 / Charge off J325 / Sim Det J322 / SIM IOC J338 / CCONT Init J320 / Gen Sclk J323 / Sim Clk J339 / Gen Sdio J324 / Sim Rst J337GenCCONTCS J309 / Rom SelX J308 / DSP XF J 345 / COBBA SD J 344 / COBBA J 341 / I DATA J 343 / DSP J 201 / RFI Clk J 342 / Q DATA
CONFIDENTIAL Service & Analysis Center Europe Training Team version 1.0 / 05.11.1 999 Page 2 of 37 Introduct ion IMPORTANT: This document is intended for use by aut horized NOKIA service centers only. The purpose of this document is to provide some further service information for N OKIA 3210 phones. It contains a lot of collec ted tips and hints, to find f ailures and repair solutions easily. I will also give support to the inexperi enced technicians. Saving process time and improving the repair quali ty is the aim of using this documen t. We have build it up based on f ault symptoms (listed in "Contents") followed by detailed description for fur ther analysis . It is to be used additionally to the service manual and other service inform ation like Service Bulletins, for that reason it doesn't contain any circ uit descriptions or schematics. All measureme nts are made with using of followi ng equipme nt: Nokia repair S W : Wintesla V ersion 6.10 DLL version : NSE8/9 version 2.41 .05 Nokia Module Jig : MJS-13 Digital multimeter : Fluke 73 Oscilloscope : Hitachi V-1565; Fluke PM 338 0A Spectrum Analyzer : Advantest R3361C wi th an an alogue probe RF-Generator / : Rohde & Schw arz CMD 53 GSM Tes ter While every endeavou r has bee n made to ensure the accur acy of this d ocument, some errors m ay exis t. If any errors are found by the r eader, NOKIA should be no tified in writing, using following procedure: Please state: Title of the Docum ent Issue Number/Date of p ublication Page(s) and/or Figure(s) in error Please send to: Nokia GmbH Service & Analysis Center Europe Meesmannstr.103 D-44807 Bochum / G ermany Email: ams.sace-training@nokia.com
CONFIDENTIAL Service & Analysis Center Europe Training Team version 1.0 / 05.11.1 999 Page 3 of 37 Contents INTRODUCTION 2 D OESN ' T S WITCH ON 4 N O FLASH UPDATE POSSIB L E / D OESN ' T SWITCH ON 7 I NTERMITTENT DOESN ' T SWITCH ON 8 N OT CHARGING 8 L OW STAND BY TIM E / OPERATION TIME 11 P HONE SWITCH IT SELF OFF 13 C ONTACT SERVICE COBBA PARALLEL / SERIAL BUS FAIL 15 C ONTACT S ERVICE -CCONT INTERFACE FAIL 17 C ONTACT SERVICE â E EPROM CHECKS UM FAIL 18 C LOCK TIME OR USER SETTINGS PROBLEM S 19 B UZZER FAILURES 20 I NTERNAL AUDIO FAILURES 21 D ISPLAY FAILURES 23 K EYPAD FAILURE 24 I NSERT SIM CARD 25 SIM CARD NOT ACCEPTED , SIM LOCK FAILURE 26 P RODUCT C ODE NSE-8 28 R ECOMMENDATION FOR REPAIR ACTI ONS IN THE RF- AREA 30 L OW RECEIVER SIGNAL S TRENGTH INDICATOR 30 N O S ERVICE 30 C ALL BREAKS / N O SERVICE 33 N O TX-P OWER OR TO LOW 34 M EASUREMENT POINTS NSE-8 37
CONFIDENTIAL Service & Analysis Center Europe Training Team version 1.0 / 05.11.1 999 Page 4 of 37 Doesn't Switch on C heck VB ( Batt ery 2 ,4V- 3V) on L10 2 check c onne ctor X10 1/ X102 change i f bend or soi le d Ph one doesn't sw itch on, section: DC / D C conver ter c h ec k t he c on n ec t i on b et w een L102 a nd R 1 32 (0 O hm) Sw ap t h e ph on e i f t he c on n ec t ion i s op en c h ec k s old er of V1 0 5 or cha ng e if n e ce s sa ry c h ec k t he vol t ag e on V 1 0 1 anod e 2, 6 V ; c at h ode 3 , 2 V c h ec k s old er of V1 0 5 or cha ng e if n e ce s sa ry check al so R102, R 105, R 112 DC/ DCco n v e rte r i s o K! co n tin u e wi th CCONT Che ck 6 0 0K Hz swi tc h i ng f reque ncy o n Pin 4,5,12,13 of V105 C h ec k 1 , 2 V op e r a t i o n vo l t ag e on Pin 15 of V105 No No No No No Yes Yes Yes c h ec k t he s ol d er i n g s and re si sta n ce o f L10 2 "0Oh m" r es ol d er or c han ge L 1 0 2 check pin 3 fr om V105 on= " low " s t at us 0 O h m Yes No Yes Yes c h ec k V 1 0 9 an d t h e r es p ec t i ve vol t ag e d evi der s R131, 132,134,143,144 No
CONFIDENTIAL Service & Analysis Center Europe Training Team version 1.0 / 05.11.1 999 Page 5 of 37 Phone doesn 't s witc h on (CCONT part) che ck if PW RO N ( 3,2V DC) drops t o 0V during pr ess ing the pwr but t on o n R 413. check 32 ,768KH z, 700mVpp on B 100 check 32 . 768KH z s quarewa ve signal on C149 Ch e c k PURX (2 ,8 V DC) aft erpres s ing pwr on button on R303 Check VX O (2,8V DC ) on C102 c han g e S4 1 6 if it is m e c h a n i c al b r ok en change B 100 if f r qu ency o r amplitude o f the singnal in not oK change N100 change N100 Che ck V bb (2,8 V DC) MA D is f ault y in all p rob abili t y. Sw ap t h e ph one, b ec aus e MAD is not c hangea ble Check also C 147, C 148, C153 change N100 Check SL EEPX (2,8V DC ) on J340 Che ck V re f (1,5 V DC) o n C123 change N100 change N100 check 13 MH z c lk f r eque ncy on C301 che ck 13M Hz o n G7 01 check s olde r of G 700 or change i f necc es s ary T r y t o F las h t h e p h on e Se e se cti o n : can't f lash t he phone No No No No No No No No No No No No Yes Yes Yes Yes Yes Yes Yes Yes Yes
CONFIDENTIAL Service & Analysis Center Europe Training Team version 1.0 / 05.11.1 999 Page 6 of 37 Battery connectors X101/ X102 / bend out dirty ⢠Check if VBATT and Gnd are connected Power on/off switch S416 faulty/ mechanical broken ⢠Check if 3,2V on R413 drops of 0V during pressing the Power on button L102 poor soldering ⢠Check the soldering of L102 ⢠Check the resistanc e in "off mode=0 ⦠" ⢠Resolder L102 or change it N100 CCONT faulty ⢠Check if 3,2V on R413 drops of 0V during pressing the Power on button ⢠Check if there is a 32.768 kHz squa re wave on C149 ⢠Check if PURX on R303 goes up to 2.8 V DC ⢠Check if VXO on C102 goes up to 2.8 V DC ⢠Check if VBB on C117 goes to 2,8V DC ⢠Check if Vref on C123 goes to 1,5V DC B100 faulty 32,768KHz ⢠Check 32.768 KHz ; 700mVpp clock signal on B100 ⢠Check also C147, C148, C153 G701 faulty 13 MHz ⢠Check VCC 2,8V DC on G701 ⢠Check 13 MHz output frequency; 1, 2 Vpp on the output pin VB to R132 board faulty ⢠Check the battery voltage 2 ,6V on L 102 ⢠Check the same voltage on R132 ⢠Check if the connection from R132 to L102 are 0 ⦠⢠Don't forget to put the additional label on the PCB, it save the l ayer (see Service Bulletin 11) D200 MAD faulty ⢠Check if there is a 32,768 KHz squ are wave on C14 9 ⢠Check the 13MHz main clock oscillator on C301 800mVpp ⢠Check VBB 2,8 V DC on C117 ⢠Check PURX 2,8 V DC on R303 (comes from CCONT) ⢠Check SLEEPX 2,8 V DC 0n measu rement point J 340 ⢠MAD are probable faulty ⢠MAD are no t interchangeable sw ap the h andset V105 DC/DC converter faulty ⢠Check the voltag e difference on th e diode V101 A node: 2,6V DC, c athode: 3,2V DC ⢠Check the 600KHz switching frequency on pin 4, 5, 12, 13 from V1 05 ⢠Check the 1,2V oper ation voltage on pin 15 from V105 ⢠Check if pin 3 from V105 h ave low status â 0V, if not check V109 and the respective volt age dividers R131, R132, R134, R143, R144 ⢠Change the V105
CONFIDENTIAL Service & Analysis Center Europe Training Team version 1.0 / 05.11.1 999 Page 7 of 37 No flash update possible/ Doesn't switch on Doesn 't switch on, section : FLA SH (u pdate not possible) Check 32, 768KHz s l eep c loc k on C149 Che ck 1 3M Hz RFcl k o n C3 0 1 Check VBB 2,8V DC c ont in ue wit h se cti o n CCONT c ont in ue wit h se cti o n CCONT c ont in ue wit h se cti o n CCONT "MCU b o o t f a i l ure " appe a rs dur ing f lashing "Ex te rna l RA M e rro r" a pp e a rs during f lashing Cha n ge the sw it ch of s er vi c e f r am e / batt ery t o local, if phone switc hes it s elf of f phone is o K phone is o K Try to fla sh the phone , if powe r c o ns um t i on i s ab ou t 20mA Change FLASH and try to upda te agai n Re so l d e r RA M o r change if ne cc e ssa ry tr y to upda te a gai n Sw ap phone, bec aus e MA D or PCB s hou ld be the r eas on oK wro ng oK oK wro ng oK Yes Yes sa me ma ssa g e no ma ssage no ma ssage wro ng sa me ma ssa g e
CONFIDENTIAL Service & Analysis Center Europe Training Team version 1.0 / 05.11.1 999 Page 8 of 37 D301 Flash faulty ⢠If the handset switc hes it self off, ch ange the switch of the service frame to local mode ⢠Check the 32,768KHz Sleep clock signal on C149 ⢠Check the 13MHz main clock oscillator on C301 800mVpp ⢠Check the VBB volta ge on C117 ⢠If power consumption is approximately 20mA try to flash the phone ⢠If you ge t a error message du ring th e flashing p rocess, c hange the flash and try i t again D302 RAM faulty/ poor soldering ⢠Check if the handse t current consumption is approx. 20mA ⢠Check the 32,768KHz Sleep clock signal on C149 ⢠Check the 13MHz main clock oscillator on C301 800mVpp ⢠Check the VBB volta ge on C117 ⢠Resolder RAM ⢠Try to flash th e handset ⢠Change the RAM if you get a error message during th e flash procedure " extern al RAM error " Intermittent doesn't switch on D301 FLASH faulty ⢠Check if the h andset switches on after refl ashing the m emory ⢠D301 Flash internal f ail or poor soldering balls Not charging Not chargin g (1) confi rmat i on or er ror mas s age/ beep i s no t comi ng from ph on e i f charg er i s pluged i n Ch e ck V_ CHARGE_ IN on C100 C hange N 101 (PSCC) che ck sy ste m c onnector X503, cl e a n co nta c ts & PCB or ch an ge if ne ce ssa ry oK no t o K Che ck re sista n ce 0f f us e (F100) and L100 ( 0O hm) c hange i f ne ce ssa ry oK
CONFIDENTIAL Service & Analysis Center Europe Training Team version 1.0 / 05.11.1 999 Page 9 of 37 D o t he en er gy management c alibr ation Che ck VCH AR o n volt ag e d evid er R10 0 / R1 0 1 (1 0 :1 ) =0,8 V T r y t o c h ar g e af t er c alibr ation Change N100 (CCONT) Che ck re si sta nce 0f f us e (F100) and L100 (0O hm ) cha nge if ne cessa ry Not chargi ng (2) error mess age/ beep i s coming from phone if c harger i s pluged i n C h ar g e vol t ag e f ailed C hec k R 1 03 if it is m ec h an ic al b r ok en c h ec k vol t ag e dev ider R 106 / R111 (1:2 ) Check BTEMP A/D in A D C r eadings (317=25ðC ) C h ec k t he conne ct io n bet w een R 1 25 an d R12 7 Ba tte ry v o l tag e f ailed Cange N100 (CCONT) Change R103 and N10 1 (P S CC) s w ap p h on e i f t h er e is a di s c on n ec t i on che ck NTC resi st o r R 127 ( 47K ohm ) Check ba tte ry co nn e cto r X 1 01 X10 2. c ha nge if ben de d f ailed oK not o K not o K oK not o K Yes oK not o K oK Yes Yes not o K oK
CONFIDENTIAL Service & Analysis Center Europe Training Team version 1.0 / 05.11.1 999 Page 10 of 37 If you are using w intesla NSE8/9 D LL 2.41.03 or lower versi on the error message "curr ent calibration fail" w ill appear in e ver y charge t uning cal ibration t est! S ee Serv ice manua l chapter "ser vice softwa re instruct ions" page 19 (Energy Manage ment Calibration) X503 System connector faulty ⢠Check the mechanical appearance of the connec tor ⢠Clean the con tacts on the board or change t he connector if nec essary F100 faulty ⢠Check resistance of F100 (0 ⦠) ⢠Check the resistanc e V_charg e line to ground ( OK=10K ⦠) N100 CCONT faulty/ poor soldering ⢠Check if any A/D values are out of limit but the corresponding DC voltages is OK (wintesla/ local mode/ Testing/ ADC Readingsâ¦) ⢠If DC voltages are wrong, check corr esponding voltage dividers (R100, R101) ⢠Check PWMOUT on R117 or R1 42 (1 Hz stand ard / 32 Hz fas t) R103 broken and N101 PSCC electrical faulty ⢠Check if the handset doesn 't charge with the ACP-9 fast charger ⢠Check the mechanical appearance of the varistor R103 ⢠If it's broken change it, in this cas e change also N101 PSCC R125 and R127 connection faulty ⢠Check if any A/D value is out of limit special BTEMP (317 â 25ð) ⢠Check the connection be tween R125 and R127 ⢠Check the NTC resis tor R127 47K â¦
CONFIDENTIAL Service & Analysis Center Europe Training Team version 1.0 / 05.11.1 999 Page 11 of 37 Low stand by time/ operation time Low standby/ o peratio n m ode ti m e c h e c k p ow e r c on s u m t i o n of t h e p h on e: of f s t at e > 0 - 1m A sle ep mo de > 2-8mA call mode GSM 900 / G S M 180 0 > 0- 1 A c hec k c ons um t i on of N7 00 > l i ft R74 5 G 7 00 > lif t R 741 G 7 02 > lif t R 742 ch a n ge c orres ponding if c onsum tion is oK chan ge re gula to r N7 02 ch a n ge c orres ponding c omp on ent Lift L105 c hange N501 if c onsum tion is oK c hange N500 if c onsum tion is oK Lift L505 Lift L506 li f t ca p a cito rs C111-113, C115 ch e ck out p u t vol t ag es of CCONT c hec k t he c har gi ng c ir c ui t , c hec k en er gy manageme nt ca l i br a ti o n c hange N100 CCONT refer to se ctio n: "no t c har ging ( 2) " refer to se ctio n: "RX TX f a il u re s" C ali br at e R X an d T X values of t he p hon e No te : T h e sta n d b y ti m e de pe n d s a lso o n th e ne two rk si de , li k e : P RP (pa gi n g re p e a t pe rio d ti me ), si g na l stre n gth (m in -98 dB m ), lo cat io n up d a te s and on the user handling of th e phone ( light s on o r of , memory a c t ivities, games etc . ) ch e ck co mp o ne nts in co rre spon ding out p ut li nes no t Ok oK no t oK oK no t oK no t oK oK no t oK oK no t oK oK oK no t oK oK no t oK oK no t oK oK
CONFIDENTIAL Service & Analysis Center Europe Training Team version 1.0 / 05.11.1 999 Page 12 of 37 C111, C115, C113 faulty ⢠Check the current consumption in differe nt operation modes (refer to the table below) ⢠Check if the high curren t consumption comes from the VB, Vou t or output voltages of CCONT ⢠Disconnect coil by coil L105 ( â N702) L505, L506 ( â PA's ) and check consumption again ⢠Check and disolder C111, C115 and C113 ⢠calibrate Battery value if charging stops to early or b attery is to hot after charging (see also ch apter "Not charging) Figure 1: curre nt co nsumption values Function mode Minimum current in mA Maximum current in mA Off state 0 1 Sleep mode 2 8 Call mode GSM 900 0 1000 Call mode GSM 1800 0 1000
CONFIDENTIAL Service & Analysis Center Europe Training Team version 1.0 / 05.11.1 999 Page 13 of 37 Phone switch it self off C136 10 ü F/10V ⢠Check, if the h andset doesn't switch off with 3 V SIM-Cards ⢠Check th at th e 5V VSIM voltage o n the c apacitor C 136 is ap proxim ately 4 ,8V-5,2V wi th maximal 350m Vpp noise overlap (view the diagram below ) Phone int ermittend swit ches o ff C heck if this happe ns on ly wi th 5V SIM -cards and i f t he pho ne wo rks pro ba bl y with 3 V SIM's C hange C131 if t he noise is highe r t han 350mVpp C heck X101 a nd X 102, if poo r s olde red, bent or s oiled C heck ampli tude o f 32,768KH z s quare wav e a t C 149 C heck ampli tude o f 13MH z R F C lk C301 ( 2,8Vpp ) C heck VB B 2, 8V D C on C 117 R es older , c h an ge or cl e an th e co nn e cto r C hange o r check s oldering o f B100, C 147, C 148, C 153, N 100 C hange o r check s oldering o f G 701, V702.. . C hange o r check s oldering o f N 100, C 117 not oK not oK C h ec k t h e 5 V s upply v o ltage o n C 136 with an o scil lo sco p e oK not oK not oK oK oK not oK oK not oK
CONFIDENTIAL Service & Analysis Center Europe Training Team version 1.0 / 05.11.1 999 Page 14 of 37 Figure 2: M easur ement p oint J343 CO BBA RES ET
CONFIDENTIAL Service & Analysis Center Europe Training Team version 1.0 / 05.11.1 999 Page 15 of 37 Contact service COBBA parallel /serial bus fail COBBA par allel / se rial b u s fa iled Cont act Serv ice Check v ia W I NTESLA / Tes ti ng / S elftes t wh ich kin d o f sel f te st is f a il check COBBAC LK 13MHZ / 3, 2Vpp on J201 che c k so l de ri ng o r change N100, C117 check VBB 2, 8V on C 117 C heck VC O B BA 2, 8 V D C on C 1 48 C hange or check solderi ng of N 100, C 148 Ch e ck 1 3 M Hz RF C on C301 swap the phone because MAD or PC B s h ou l d b e t h e r eas on Cha n ge th e COBBA Check CO BBA reset pulse during initialisation ro utine on J343 (see di agram) swap the phone because MAD or PC B s h ou l d b e t h e r eas on che c k so l de ri ng o r change G701, V702 Yes not o K oK not o K oK not o K oK not o K oK oK not o K
CONFIDENTIAL Service & Analysis Center Europe Training Team version 1.0 / 05.11.1 999 Page 16 of 37 N200 COBBA faulty /solder balls broken ⢠Check VBB 2,8V DC on C117 near to CCONT ⢠Check VCOBBA 2,8V DC C148 near to COBBA ⢠Check COBBACKL 13MHz 3,2Vpp on J 201 (see the diagram b elow) ⢠Check COBBA reset impulse during the initialisation routine on J343 (see the diagram below) ⢠Change COBBA and write the IMEI and SIM-LOC DATA back to the phone ⢠If the error persis t, the MAD or the Board should be the reason ⢠SWAP the handse t because MA D is not change able Note! Rewrite SIMLOCK and IMEI entries with use of the Nokia securi ty SW (SSSW) and make a SW-update or send this phones to the SACE, if this procedure is not permitted to you Figure 3: 13M Hz C lock s ign al f o r t h e CO BBA Figure 4 M easur ement p o int J343 COBBA RE SET
CONFIDENTIAL Service & Analysis Center Europe Training Team version 1.0 / 05.11.1 999 Page 17 of 37 Contact Service-CCONT interface fail C hec k s old er i ng or c han g e R 413, S416 Che ck i f PW RON 3,2V drops to 0V on R 413 during pressing the powe r button C hec k th e 32. 76 8 K H z square w av e on C 149 C heck i f PU R X go es up to 2,8V DC on R303 Check i f VCXOPW R go e s up to 2,8V DC on J340 C hec k if V XO goes u p t o 2,8V DC on C102 change C CO N T C hang e C C O N T C hec k if V BB g oes up to 2,8V DC on C117 C hec k if V R E F g oes up t o 1,5V DC on C123 Contact S ervice Ch ec k v i a W INT ESLA / T e sting / Se l f test which k ind o f sel f test is fail C CONT i nterface f ailed C hang e or c hec k s old ering of B100, C 147, C 148, C 153, N1 0 0 s w ap t h e p h on e b ec au s e M A D or P C B s h ou l d b e t h e r eas on C hang e or c hec k s old ering o f G 701 , V7 0 2... C hec k if R F C 13 M H z at C 301 (2,8Vpp) change C CO N T change C CO N T Yes Yes Yes Yes Yes Yes Yes Yes No No No No No No No No
CONFIDENTIAL Service & Analysis Center Europe Training Team version 1.0 / 05.11.1 999 Page 18 of 37 N100 CCONT Faulty ⢠Check if 3,2V on R413 drops to 0V during pressing the Power on button ⢠Check if there is a 32.768 kHz squa re wave on C149 ⢠Check if PURX on R303 goes up to 2.8 V DC ⢠Check if VXO on C102 goes up to 2.8 V DC ⢠Check if VBB on C117 goes to 2,8V DC ⢠Check if Vref on C123 goes to 1,5V DC ⢠Change t he CCON T Contact service â Eeprom checksum fail EEPRO M interna l fault Reset th e pho ne (d on 't u s e t h e f u ll facto ry set i f it i s no t pe rmi tte d to y o u to re wri te the IMEI) EEPROM tune checks um f ai l C h ec k via W I N T E S L A > pr od u c t in f or m at ion , if any pho ne da ta, l i ke : IMEI, pro duct co de , PSN , etc. i s corru pte d Cont act Se r v i c e Chec k v i a W I NT ESL A / Te sti n g / Selftes t wh ic h k in d o f se l f te st is f a il e d Ph one is O k , if CONTA CT SERVIC E dissape a rs No check 2, 8V DC on pi n 8 of Eeprom Check VBB on C 117 send thi s ph one s t o the SACE Bochu m if it is no t p er m it t e d t o you t o r ew r it e t h e IME I chan ge the EEPRO M if it is pe r m it t ed t o yo u, to rewr ite the IME I Se rv i ce Bul l e ti n general 26 Yes Yes not oK Yes not oK oK
CONFIDENTIAL Service & Analysis Center Europe Training Team version 1.0 / 05.11.1 999 Page 19 of 37 D303 Eeprom faulty ⢠Check with winte sla if IMEI or product data are corrupted ⢠Check 2,8V DC on pin 8 of Eeprom ⢠Don't use the "Full fac tory set" with wintesla, otherwise the Original IM EI will be change to "65656565â¦" ⢠Change the Eeprom if it's permi tted to you and write all ID data (IMEI, product codeâ¦) b ack ⢠If you aren' t allowed to chan ge the Eeprom and the IM EI is mis sing, wri te a no te with a l ittle comment, and send it together with the phone to the SACE Note! Rewrite SIMLOCK and IMEI entries with use of the Nokia securi ty SW (SSSW) and make a SW-update or send this phones to the SACE, if this procedure is not permitted to you Clock time or user settings problems Clock time / Ringing tone is to fast o r to slowly 32,786KHz Sleep oscillator B100 ⢠Check that the sleepclk 32.768 KHz square wave freque ncy on pin C149 isn't higher or low er ⢠Check the crystal B100, C147 , C148, C153 , N100 ⢠View also the Service Bulletin 017 (capacitors C148, C153 change the value) Cl ock t im e pr obl em s / w r ong r in gingt one sp eed check 32, 7 68 K Hz clock f re q ue ncy o n C149 CCO NT Check sold er i n g o r change B 10 0, C147,C 148, C153, N100
CONFIDENTIAL Service & Analysis Center Europe Training Team version 1.0 / 05.11.1 999 Page 20 of 37 Buzzer failures B400 / board connections broken ⢠Check the buzzer control signal from the MAD on pin 3 of N400 2,8Vpp 1 KHz (us e WINTESLA / testing / audio Level 1, 1000Hz) ⢠Check VDC_OUT 3,9V DC pin 1 N400 and " " of buzz er ⢠Check VBB 2,8V DC on pin 2 N400 ⢠Check the buzzer Signal on "-" of buzzer â 5Vpp 1KHz ⢠Check the board connection pin 6 of N400 to "-" of buzzer ⢠Change the buzzer Buzz er failure che ck b u z ze r co ntro l si g n a l f r o m MAD 2, 8Vpp o n N400 pin 3, use W IN T ESLA / testing / au dio / le ve l 1, 1000Hz check buzzer signa l 5Vpp on p in 6 of N 4 0 0 an d " - " of B4 00 (u se sa me se tti n g s) Ch e c k 3 , 9 V DC V DC_ OUT on p in 1 of N 4 0 0 an d " " of B40 0 Che ck co nn e ctio n to VD C _O U T on V1 05 pin 1, 16 check VBB 2,8V D C on pin 2 of N 400 oK oK not o K swap the pho ne be cause M A D or P C B s h ou ld b e t h e re a so n C heck c o nne c t ion to VBB 2,8V D C on C117 cha ng e N4 0 0 change B400 not o K not o K oK oK not o K
CONFIDENTIAL Service & Analysis Center Europe Training Team version 1.0 / 05.11.1 999 Page 21 of 37 Internal audio failures mic r opho ne do esn't wo rk Internal audio failure s p eak er d oe s n ' t w o r k (r eceiv ing a udio) ch e ck co nn e cti o n betwee n L202, L203 to ea rphone pads (0 Oh m ) c hange spea ke r c hange L202 o r L203 che ck th e me ch a n i c and impeda nce o f s p eak er (about 30 Ohm ) c heck c ontacts and impeda nce o f mic r opho ne (800 Ohm ) c hange microphone ch e ck th e mic r opho ne bia s vo ltage 1,7V on C242 ( au d i o l o op en ab l e) c h ec k vol t ag e on R 214 C heck audio signal on C258, C 259 fol l o w si gn a l ba ck to the micr opho ne C heck 2, 8V D C VBB on C117 and 2,8V DC VC O BBA o n C 148 C h ec k f u n c t i on of CCONT c heck C O BBAC LK 13MH z 3,2Vpp on J 201and C O BBA RES ET on J 343 dur ing initiali satio n not O K OK not O K Yes Yes not O K Ok not O K Ok not O K Ok not O K Ok c hange N200 C O BBA s wap the phone because MAD or PCB sh o u ld b e the r eas on c hange N200 C O BBA ch e ck th e re sista nce be twe e n the li ne s a n d gruond >1MOhm not O K ch e ck th e c onne ct io n X503-- >PC B f or so i le d not O K not O K OK not OK
CONFIDENTIAL Service & Analysis Center Europe Training Team version 1.0 / 05.11.1 999 Page 22 of 37 L202, L203 f aulty ⢠Check resistance from L202 , L203 to the earp hone pads normal 0 ⦠⢠Check the resistanc e also from L202 ,L203 to ground and between both lines (normal high r esistance >1M ⦠) Speaker No / quiet / distorted receiving audio signal ⢠Check the mechanic of speake r, contacts, membrane, soiling ⢠Check resistance of speaker (about 30 ⦠) Microphone No / quiet / distorted transmitting audio signal ⢠Check contacts of microphone Check resistance of microphone (about 800 ⦠) ⢠Check the microphone voltage 1,7V DC on C242 (wintesla/ Tes ting/ Audio/ internal/ Loop on) ⢠Check the audio signal on C258 and C259 X503 ⢠Check microphone spring contacts ⢠Che ck s pr ing cont act s t o th e boa r d (cha ng e c onne ct or if be nt) ⢠Clean the contact pads on the bo ard N200 COBBA faulty ⢠Check VBB 2,8V DC on C117 near to CCONT ⢠Check VCOBBA 2,8V DC C148 near to COBBA ⢠Check COBBACKL 13MHz 3,2Vpp on J 201 ⢠Check COBBA reset impulse during the initialisation routine on J343 (see the diagram "CONBBA RESET") ⢠Change COBBA and write the IMEI and SIM-LOC DATA back to the phone ⢠If the error persis t the MAD or the Bo ard (PCB) should be the reason ⢠SWAP the handse t because MA D is not change able Note! Rewrite SIMLOCK and IMEI entries with use of the Nokia securi ty SW (SSSW) and make a SW-update or send this phones to the SACE, if this procedure is not permitted to you
CONFIDENTIAL Service & Analysis Center Europe Training Team version 1.0 / 05.11.1 999 Page 23 of 37 Display failures Black lines on the display or no displ ay function ⢠Check if the display have some m echanical breaks around the corners ⢠Check VBB 2,8V DC on C400 and R420 ⢠Change th e Display Display failu re mis si ng li ne s egments or no di s play func ti on ch e ck th e LCD_ L ED l i n e pin 9 N400 to V406, V409, V412, V413 " on"=1,2V DC/ "off"=1,9V DC chec k t h e di s play of mechani cal appearance Chec k V BB 2, 8V DC o n C400 and R420 no di s play back li g h t chec k V DC_O U T 3,2V D C on V 406 , V 409, V 412, V 413 change t he di s play Ye s oK Ye s oK If no VDC_Out v ol ta g e PC B wil l be brocken not oK not ok chec k t he V B B v o ltage on V 117 not oK s w ap t he hands et becaus e the P CB i s faulty oK oK check pin 1 N400 VD C_O U T , pin 2 VBB, LC D _LIG H T pin 7 "o n"=2, 8V, R 415 12K Ohm pin 8 to gr o un d fa u l ty
CONFIDENTIAL Service & Analysis Center Europe Training Team version 1.0 / 05.11.1 999 Page 24 of 37 Figure 5: Faulty displa y No display b ack light ⢠Check VDC_OUT 3,2 V DC on V406, V409, V412, V413 ⢠Check the LCD line pin 9 of N400 and c athode of V406, V409, V412, V413 Light "on"=1, 2V DC ; "off"=1,9V DC. (Use Wintesla/ Testing/ use rinterface/ 1.T est Pattern "on") ⢠Check the LCD_light enable line on pin 7 / N400, LC D_LIGHT "on"=2,8V DC ⢠Check the resistor R415 12K ⦠pin 8 / N40 0 to ground Keypad failure chec k the mechanical s t ructere of t he Key m at pi ns change the key m at Keyp ad failure chec k the dome-sheet and the PC B module if so il e d change the dome-sheet and clean the PCB chec k ROW and CO L lines connect ion betw een the key s if the are some int errupti on i n one line t he P CB wi ll be faulty not oK oK not oK oK not oK
CONFIDENTIAL Service & Analysis Center Europe Training Team version 1.0 / 05.11.1 999 Page 25 of 37 Keymat mechanical f aulty ⢠Check the bottom of the keymat if no pins are broken or mechanic al damaged Board / Dome-sheet soil ed ⢠If there are only one o r two keys withou t function, check and clean the board and dome-sheet if soiled Board failure ⢠If there are four keys without f unction and all of them are on them same ROW or C OL line, check the con nections between the keys and ground ⢠If any lin e is interr upted b etween the Keys, sw ap the h andset bec ause PCB is faulty Insert SIM CARD Insert S IM car d the phone does n't regi s t er t he S I M card check s olderi ngs an d cont ac ts of X100 , S I M card r eader check pi n 4 (S I M DATA), pi n 3 (S I M CLK), pi n 2 (SI M RS T), pi n 1/5 (VS I M ) of SI M -CA RD r eader change N1 00 CCONT res older X 100 or change i f any cont ac t i s bended s w ap the phone i f any w i re t o the SI M card reader has teared off change V 112 i f S I M -DA TA, -C LOCK , - RESE T o r V SIM i s s hort ci rc ui t ed to ground not oK not oK not oK not oK oK chec k al so R115,R 116,C 137,C 138,C1 39,C14 0, C141 not oK
CONFIDENTIAL Service & Analysis Center Europe Training Team version 1.0 / 05.11.1 999 Page 26 of 37 X100, SIM card reader ⢠Check soldering ⢠Check contacts (change connector if ben t) N100, CCONT ⢠Check SIM card âÂÂDATA ( Pin 4 SC-reader), -Clock 3,25MHz (Pin 3 SC-read er), -Reset (Pin 2 SC-reader) and VSIM 3V/5V DC (Pin 1/5 SC- reader) d epends to the SIM card V112 ⢠Change component if SIM -DATA, -Clock, -Reset or VSIM is short circuited to ground ⢠Check also R115, R116, C137, C138, C139, C140, C141 for short circui t or not cap acity SIM card not accepted, SIM LOCK failure SIM car d not accepted (SI M LO CK ac tive) SI M card not accepted appears on LCD after entering t he PI N code. open W INT EASL A and activ at e quick /RF-i nfo if SIM LO CK is not acti v e, but phone st ill do esn't accept SI M , change N200, COBBA cor re c t th e SIM LOCK s etti ngs wi th use of the Nokia security SW (SSSW ) o r send thos e phones to the SAC E compare the data entries M CC M NC wi th the lis ted entries of the res pect i v e product code SIM LOCK is oK! !!!T a k e n o t e !!! if the M s i n data fiel d is closed to any s pecial I M SI number range, ONL Y the operator is all owed to open the S I M L O C K !!! co r r ect t h e S I M LOCK s etti ngs w it h use of the N ok ia sec u rity SW (SS S W ) after changing of COB BA or send those phones to th e SAC E Ye s Ye s Ok not oK
CONFIDENTIAL Service & Analysis Center Europe Training Team version 1.0 / 05.11.1 999 Page 27 of 37 ⢠If message "SIM Card no t accepted" appears on LCD after entering PIN code, a SIM LOCK is probably activated in this phone ⢠Or COBBA has been changed and not reprogramm ed with the SIM-LOC DATA ⢠Initialise phone into normal mode and ac tivat e Quick/ RF-info (W INTESLA) compare the S IM LOCK entries wi th the references from t he operator. Look at Figure: List of cur rent SIM-LOC⦠N100, CCONT ⢠Refer to inser t SIM Card procedure N200, COBBA ⢠Change COBBA if all SIM LO CK entries and SIM-CARD signals from CCONT are OK Note! Rewrite SIMLOCK and IMEI en tries with use of the Nokia securi ty SW (SSSW) and make a SW-update or send this phones to the SACE, if this procedure is not permitted to you
CONFIDENTIAL Service & Analysis Center Europe Training Team version 1.0 / 05.11.1 999 Page 28 of 37 Product Code NSE-8 Figure 6: List of curr ent SIM L OC phones NS E-8 Product-Code NSE-8 SIM-LOCK-DATA Operator 0503478 Mcc Mnc 20820 Msin ?????????? BOUY GUES 0503566 Mcc Mnc 20210 Msin 99?????? ?? TELESTE T 0503565 Mcc Mnc 20205 Msin 90?????? ?0 PANAFON 0503564 Mcc Mnc 20201 Msin 1????????? COSMOTE 0503567 Mcc Mnc 23830 Msin ?????????? MOBILIX 0503298, 0503299 Mcc Mnc 20801 Msin ?????????? OLA 0503593 Mcc Mnc 26001 Msin ?????????? POLKO MTEL 0503594, 0505102 Mcc Mnc 26801 Msin ?????????? TELECE L 0503575 Mcc Mnc 21630 Msin ?????????? WESTEL 0503576 Mcc Mnc 21601 Msin ?????????? PANNON 0505105 Mcc Mnc 26002 Msin ?????????? ERA 0505100 Mcc Mnc 23433 Msin ?????????? ORANG E 0505101 Mcc Mnc 23430 Msin ?????????? ONE2ON E 0505107 Mcc Mnc 28601 Msin ?????????? TURKCE L 0505108 Mcc Mnc 28602 Msin ?????????? TELSIM 0505104 Mcc Mnc 26003 Msin ?????????? CENTE RTEL 0505110 Mcc Mnc 27201 Msin ?????????? EIRCE L 0502159, 0502993, 0502994, 0503161 0503207, 0503286, 0503287, 0503288 0503583, 0505106, 0505112, 0503789 0503824 NO SIM-LO CK
CONFIDENTIAL Service & Analysis Center Europe Training Team version 1.0 / 05.11.1 999 Page 29 of 37 Product-Code NSE-8 SIM-LOCK-DATA Operator 0505109 Mcc Mnc 23203 Msin ?????????? Maxmobil 0505111 Mcc Mnc 65510 Msin ?????????? MTN, South Africa 0503708 Mcc Mnc 23002 Msin ?????????? Eurotel, Cze ch Rep. 0503706 Mcc Mnc 20416 Msin ?????????? BEN, Neth erlands 0503707 Mcc Mnc 26806 Msin ?????????? TMN, Portugal 0503785 Mcc Mnc 23102 Msin ?????????? Mobilkom-A1, Austria 0503788 Mcc Mnc 20420 Msin ?????????? Duchtone, Neth erlands 0503825 Mcc Mnc 23002 Msin ?????????? Eurotel-Contracrt, Cz ech Rep. 0503826 Mcc Mnc 22601 Msin ?????????? Connex 0503827 Mcc Mnc 20412 Msin ?????????? Telfor, Netherl ands Mcc Mnc Msin ?????????? Mcc Mnc Msin ?????????? Mcc Mnc Msin ?????????? Mcc Mnc Msin ?????????? Mcc Mnc Msin ?????????? Mcc Mnc Msin ?????????? Mcc Mnc Msin ??????????
CONFIDENTIAL Service & Analysis Center Europe Training Team version 1.0 / 05.11.1 999 Page 30 of 37 Recommendation for repair actions in the RF- area To prevent som e additional faults please take care of following reco mme ndations for repairing t he RF-area ⢠Don't use so much flu x that it will go through the board and soiled the keyboard area ⢠Clean aft er every repair time the rest of the flux from PCB ⢠Don't make any loose wiring connection on the board ⢠To change some components i t is necessary to remove th e shield from the PCB, use matching nozzles for the solder machine. Don' t cut it partially and solder the "old" part back or m ake some unqualified work ⢠Use a n ew shield after rem oving Low receiver signal strength indicator Antenna faulty / wrong - Tuning ⢠Check the fixed posi tion of the antenn a, don't touch the conducting area with the fing ers ⢠Check the ante nna spring connector X501, change it if ben t ⢠Check the receiver sign al indicator with a new antenna ⢠Retune the handset No Service Set first the RF-Generator to a high RF-Level output e.g. âÂÂ40dBm Set the modul e with wintesla as fo llow mode: Init ialise/ Local mod e/ Testing/ RF Co ntrolsâ¦/ Active u nit "RX" / Operation Mod e "cont inuous " 13MHz VCTCXO G701 out of range ⢠Check the 13MHz re ference frequency pin 15 N700 (S UMMA) or pin 2 of G750, a f requency error higher -50Hz c an create deviation of the Intermediate f requencies ⢠View also SB 18 "The old v ersion 'A' VCTCX O (type number: NGK3092A) should be replaced with a new version 'B ' VCTCXO ( type number: N GK3092B)" No RX (no Rx calibrationâ¦RSSI reading highest v alue) N600 CRFU / faulty / poor soldering ⢠Check the incoming RF- Channel frequency on pin 27 N600 ⢠Check the LNA_AGC voltage 2,8V DC pin 28 N600 ⢠Check the VRX_1 volt age 2,8V pin 15,1 6,23, 33, 38,4 5,46 N600 ⢠Check the LNA_OUT fr equency pin 23 N600 and input on pin 18, 19. An attenua tion from aprox. 10-15dBm be tween signal input and output is normal! ⢠Check the UHF LO frequency (20 36MHz GSM900 CH60) pin 3 N600 approx . âÂÂ20dBm. No frequency deviations are allowed ! ⢠Check the outgoing 71MHz Intermediate Freque ncy on pin 15, 16 N6 00 ⢠Check the soldering of N600 or change it Z700 / faulty / poor soldering ⢠Check the 71MHz IF frequency on Z70 0. The normal attenuation between input and output are â 15dBm ⢠Check the components C701, C704,C149, L701, R701 if the signal amplitude is diff erent betwee n the two lines ⢠check the soldering of Z700 or change it
CONFIDENTIAL Service & Analysis Center Europe Training Team version 1.0 / 05.11.1 999 Page 31 of 37 Z701 faulty / poor soldering ⢠check the outgoing 13MHz IF on pin 30 N70 0 (SUMMA) ⢠check the input 13MHz IF on pin 25, 26 N700 (S UMMA) . The atte nuation between inpu t and output is â 20dBm ⢠check the 13MHz IF on Z701, around 5dBm attenuation between sign al-in and signal- out ⢠check the soldering of Z701 o r change i t ⢠check R717, R718, R719, C706 and the line resistance to ground (10K ⦠with all components) G700 UHF Oscillator faulty ⢠check the UHF frequency on G700 for high spurious or deviation ⢠check the UHF-VC on pin 2 1 N700 1,9V-3.2V DC dep ending of the channel ⢠check the 5V VCP s upply voltage on pin 13, 2 2 from N700 SUMMA ⢠check R733 33K ⦠, R730 5K 6 ⦠, R731 2K2⦠, C740 2,2nF ⢠change the oscilla tor N700 SUMMA faulty / poor soldering ⢠check the 13MHz r eference frequency pin 15 N700. (No freq uency deviation higher ñ 50Hz is allowed!) ⢠check the power supply voltage VR X_2 2,8V DC pin 3 5 N600 ⢠check the incoming IF 71MHz pin 37,38 N700 ⢠check the 13MHz IF on pin 30(ou t),25, 26(in) N 700 . The attenua tion between input and output are â 20dBm ⢠check the control- lines for the PLL pin 5 , 6, 7 from N700 (see the diagrams below) ⢠check the incoming VHF_L O frequency 464MHz pin 8 N700 if the 1 3MHz IF are d eviated or not e xist measurable level approximate âÂÂ20dBm! ⢠Check the synth. pow er supply 2,8V DC pin 9, 19 N700 and VCC G7 00, G702 ⢠Check the VCP 5V DC pin 13, 22 N700 ⢠Check the control voltage for the UHF and VHF oscillator (UHF pin 21 control voltage is channel dependent , pin12 2,2V DC on N700) ⢠Check the soldering of N700 or change it Figure 7: PLL-S CK L Sig na l
CONFIDENTIAL Service & Analysis Center Europe Training Team version 1.0 / 05.11.1 999 Page 32 of 37 Figure 8:PLL- SDAT S ignal Figure 9:PLL- SENA S ignal No RX (no Rx calibrationâ¦RSSI reading fix ed value) COBBA / MAD faulty /broken solder balls ⢠Check if the 13MHz IF on pin 23,24 N700 SUMMA change t he amplitude if you ch ange the gene rator frequency level ⢠Check if the RXC impulse on pin 3 6 N700 (SUMMA) ch ange the amplitude if the g enerator frequency level is modified (see the diagram below) (chang e the operation mode first to "RX BURST M ODE") ⢠Check R725 if any or low signals are measur able ⢠Change COBBA N200(rewri te SIMLOCk a nd update the ha ndset) ⢠If the fault persist MAD or the PCB should be the reason ⢠In this case sw ap the h andset because MAD is not changeable Note! Rewrite SIMLOCK and IMEI entries with use of the Nokia securi ty SW (SSSW) and make a SW-update or send this phones to the SACE, if this procedure is not permitted to you
CONFIDENTIAL Service & Analysis Center Europe Training Team version 1.0 / 05.11.1 999 Page 33 of 37 Figure 10:RX-C ontrol Signal Call breaks / No service G701 13MHz Oscillator out of range or high spu rious emission ⢠Set the handset to call mode, check if some phase and frequency e rrors appear special in GSM 180 0 band The deviations will be higher the higher the traffic channel is! ⢠Change the G701 13MHz Oscillator COBBA N200 broken solder balls ⢠Check VBB 2,8V DC on C117 near to CCONT ⢠Check VCOBBA 2,8V DC C148 near to COBBA ⢠Check COBBACKL 13MHz 3,2Vpp on J 201 (see the diagra m in chapter "C OBBA contact s ervice" ) ⢠Check the module in call modus with a simulator. ⢠Knock very careful with some thing no metalled around the COBBA ⢠Check if some errors appe ar on the tester (phase /frequency / RX-Quality/TX-Power level) ⢠Check the COBBA IC with a microscope, th e first broken balls are normal on th e corners from circuit. ⢠Change the circuit wi th a ü B GA solder machine
CONFIDENTIAL Service & Analysis Center Europe Training Team version 1.0 / 05.11.1 999 Page 34 of 37 The pictures indicate a typically case of broken solder ball under the ü B GA. On the right y ou can see th e littl e part of th e COBBA IC view with a microscope. The PCB is on the top, and the COBBA are with the body to the bottom of the picture. The picture below shows a broken ball view through a X-r ay machine No TX-Power or to low See also the troubleshootin g chap ter 4.GSM transmitter and 5. PCN transmitter from service manua l Z500 Duplexer Filter (Low TX-Power on GSM 900) ⢠Check the TX-Power level between the TX "in" and "Antenna" pad of the duplexer ⢠Resolder the ground and signal connection p ads of the duplexer ⢠Change the duplexer Z504 RX/TX switch GSM1800 (Low TX -Power on GSM 1800) ⢠Check the 1V DC TX- switching voltag e on Z504 ⢠Check the TX-power difference between "TX" and "ANT" pad on Z504 ⢠Change the Z504 if mo re than 2dBm di fference are measurab le N500 /N501 Power Amplifier GSM 900 /GSM 1800 ⢠Check the power supply VDC_OUT(3,2V â 4,2V dependent to the power level ) N500 /N501 pin 3 ⢠Check the input power on pin N500/ N501 depe nd of the band (nominal 0dbm) ⢠Check the outgoing power on pin 4 N5 00/ N501 ⢠Check the TX-Power con trol signal on pin 2 N500/ N501 , 0,7Vpp- 1,7Vpp / 0,12..V - 0, 2..V DC dependen t of the power-level (see the diagram below ) ⢠Change the PA if no power or to low power comes out and the power supply and control line are OK
CONFIDENTIAL Service & Analysis Center Europe Training Team version 1.0 / 05.11.1 999 Page 35 of 37 Figure 11:TX-Control Signal
CONFIDENTIAL Service & Analysis Center Europe Training Team version 1.0 / 05.11.1 999 Page 36 of 37 Change history Originator Status Version Date Comment Jose Marquez Draft 0.2 22.10.1999 First draft version for the rep air group Draft 0.3 02.11.199 Insert comments from the repair t eam, add layout "Test Points" approved 1.0 05.11.1999 First AMS version
CONFIDENTIAL Service & Analysis Center Europe Training Team version 1.0 / 05.11.1 999 Page 37 of 37 Measuremen t points NSE-8 J346 / _WD J303 / _WE J304 / _RP J 302 / OE J 301 / _ CE J200 / RX Ref J349 / P J312 / JTDI J317 / CO Emu1 J316 / CO Emu0 J311 / JTDO J321 / Sim Pwr J340 / VXO Pwr J310 / Charge off J325 / Sim Det J322 / SIM IOC J338 / CCONT Init J320 / Gen Sclk J323 / Sim Clk J339 / Gen Sdio J324 / Sim Rst J337GenCCONTCS J309 / Rom SelX J308 / DSP XF J 345 / COBBA SD J 344 / COBBA J 341 / I DATA J 343 / DSP J 201 / RFI Clk J 342 / Q DATA