Asus PB238Q User Manual

PB238Q Series LCD Monitor User Guide
ii Copyright © 2012 ASUST eK COMPUTER INC. All Rights Reserved. No part of this manual, including the products and software described in it, may be reproduced, transmitted, transcribed, stored in a retrieval system, or translated into any language in any form or by any means, except documentation kept by the purchaser for backup purposes, without the express written permission of ASUST eK COMPUTER INC. (“ASUS”). Product warranty or service will not be extended if: (1) the product is repaired, modied or altered, unless such repair , modication of alteration is authorized in writing by ASUS; or (2) the serial number of the product is defaced or missing. ASUS PROVIDES THIS MANUAL “AS IS” WITHOUT W ARRANTY OF ANY KIND, EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTIES OR CONDITIONS OF MERCHANT ABILITY OR FITNESS FOR A P ARTICULAR PURPOSE. IN NO EVENT SHALL ASUS, ITS DIRECTORS, OFFICERS, EMPLOYEES OR AGENTS BE LIABLE FOR ANY INDIRECT , SPECIAL, INCIDENT AL, OR CONSEQUENTIAL DAMAGES (INCLUDING DAMAGES FOR LOSS OF PROFITS, LOSS OF BUSINESS, LOSS OF USE OR DA T A, INTERRUPTION OF BUSINESS AND THE LIKE), EVEN IF ASUS HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES ARISING FROM ANY DEFECT OR ERROR IN THIS MANUAL OR PRODUCT . SPECIFICA TIONS AND INFORMA TION CONT AINED IN THIS MANUAL ARE FURNISHED FOR INFORMA TIONAL USE ONL Y , AND ARE SUBJECT TO CHANGE A T ANY TIME WITHOUT NOTICE, AND SHOULD NOT BE CONSTRUED AS A COMMITMENT BY ASUS. ASUS ASSUMES NO RESPONSIBILITY OR LIABILITY FOR ANY ERRORS OR INACCURACIES THA T MA Y APPEAR IN THIS MANUAL, INCLUDING THE PRODUCTS AND SOFTW ARE DESCRIBED IN IT . Products and corporate names appearing in this manual may or may not be registered trademarks or copyrights of their respective companies, and are used only for identication or explanation and to the owners’ benet, without intent to infringe. Table of contents Notices ......................................................................................................... iii Safety information ...................................................................................... iv Care & Cleaning ........................................................................................... v 1.1 Welcome! ...................................................................................... 1-1 1.2 Package contents ......................................................................... 1-1 1.3 Monitor introduction .................................................................... 1-2 1.3.1 Front of the LCD monitor ................................................ 1-2 1.3.2 Rear of the LCD monitor ................................................. 1-4 1.3.3 QuickFit Function ............................................................ 1-5 2.1 Detaching the arm/stand (for VESA wall mount) ................................................................. 2-1 2.2 Adjusting the monitor .................................................................. 2-2 2.3 Connecting the cables ................................................................. 2-3 3.1 OSD (On-Screen Display) menu ................................................. 3-1 3.1.1 Howtorecongure .......................................................... 3-1 3.1.2 OSD Function Introduction .............................................. 3-2 3.2 Specications ............................................................................... 3-7 3.3 Troubleshooting (FAQ) ................................................................ 3-8 3.4 Supported Timing List ........................................................................ 3-9
iii Notices Federal Communications Commission Statement This device complies with Part 15 of the FCC Rules. Operation is subject tothefollowingtwoconditions: • This device may not cause harmful interference, and • Thisdevicemustacceptanyinterferencereceivedincluding interference that may cause undesired operation. This equipment has been tested and found to comply with the limits for a ClassBdigitaldevice,pursuanttoPart15oftheFCCRules.Theselimits aredesignedtoprovidereasonableprotectionagainstharmfulinterference inaresidentialinstallation.Thisequipmentgenerates,usesandcan radiateradiofrequencyenergyand,ifnotinstalledandusedinaccordance with manufacturer’s instructions, may cause harmful interference to radio communications.However,thereisnoguaranteethatinterferencewill not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turningtheequipmentoffandon,theuserisencouragedtotrytocorrect theinterferencebyoneormoreofthefollowingmeasures: • Reorientorrelocatethereceivingantenna. • Increase the separation between the equipment and receiver. • Connect the equipment to an outlet on a circuit different from that to which the receiver is connected. • Consult the dealer or an experienced radio/TV technician for help. AsanEnergyStar ® Partner, our company has determined thatthisproductmeetstheEnergyStar ® guidelinesfor energyefciency. Canadian Department of Communications Statement ThisdigitalapparatusdoesnotexceedtheClassBlimitsforradio noiseemissionsfromdigitalapparatussetoutintheRadioInterference RegulationsoftheCanadianDepartmentofCommunications. ThisclassBdigitalapparatuscomplieswithCanadianICES-003.
iv Safety information • Beforesettingupthemonitor,carefullyreadallthedocumentationthat camewiththepackage. • To prevent fire or shock hazard, never expose the monitor to rain or moisture. • Nevertrytoopenthemonitorcabinet.Thedangeroushighvoltages inside the monitor may result in serious physical injury. • If the power supply is broken, do not try to fix it by yourself. Contact a qualified service technician or your retailer. • Beforeusingtheproduct,makesureallcablesarecorrectlyconnected andthepowercablesarenotdamaged.Ifyoudetectanydamage, contact your dealer immediately. • Slotsandopeningsonthebackortopofthecabinetareprovidedfor ventilation. Do not block these slots. Never place this product near or over a radiator or heat source unless proper ventilation is provided. • The monitor should be operated only from the type of power source indicated on the label. If you are not sure of the type of power supply to your home, consult your dealer or local power company. • Usetheappropriatepowerplugwhichcomplieswithyourlocalpower standard. • Donotoverloadpowerstripsandextentioncords.Overloadingcan result in fire or electric shock. • Avoid dust, humidity, and temperature extremes. Do not place the monitor in any area where it may become wet. Place the monitor on a stable surface. • Unplugtheunitduringalightningstormorifitwillnotbeusedfora longperiodoftime.Thiswillprotectthemonitorfromdamagedueto powersurges. • Never push objects or spill liquid of any kind into the slots on the monitor cabinet. • To ensure satisfactory operation, in case use at a PC then it should use the monitor only with computers which have appropriate configuredreceptaclesmarkedbetween100-240VAC. • If you encounter technical problems with the monitor, contact a qualified service technician or your retailer. • The wall socket shall be installed near the equipment and shall be easily accessible.
v Care & Cleaning • Before you lift or reposition your monitor, it is better to disconnect the cablesandpowercord.Followthecorrectliftingtechniqueswhen positioningthemonitor.Whenliftingorcarryingthemonitor,graspthe edgesofthemonitor.Donotliftthedisplaybythestandorthecord. • Cleaning.Turnyourmonitoroffandunplugthepowercord.Cleanthe monitor surface with a lint-free, non-abrasive cloth. Stubborn stains may be removed with a cloth dampened with mild cleaner. • Avoidusingacleanercontainingalcoholoracetone.Useacleaner intended for use with the LED. Never spray cleaner directly on the screen, as it may drip inside the monitor and cause an electric shock. The following symptoms are normal with the monitor: • Thescreenmayflickerduringtheinitialuseduetothenatureofthe fluorescentlight.TurnoffthePowerSwitchandturnitonagainto make sure that the flicker disappears. • Youmayfindslightlyunevenbrightnessonthescreendependingon the desktop pattern you use. • Whenthesameimageisdisplayedforhours,anafterimageofthe previousscreenmayremainafterswitchingtheimage.Thescreenwill recover slowly or you can turn off the Power Switch for hours. • Whenthescreenbecomesblackorflashes,orcannotworkanymore, contact your dealer or service center to fix it. Do not repair the screen by yourself! Conventions used in this guide WARNING:Informationtopreventinjurytoyourselfwhentryingto complete a task. CAUTION:Informationtopreventdamagetothecomponentswhen tryingtocompleteatask. IMPORTANT:InformationthatyouMUSTfollowtocompleteatask. NOTE:Tipsandadditionalinformationtoaidincompletingatask.
vi Wheretondmoreinformation Refertothefollowingsourcesforadditionalinformationandforproductand software updates. 1. ASUS websites The ASUS websites worldwide provide updated information on ASUS hardware and software products. Refer to http://www.asus.com 2. Optional documentation Yourproductpackagemayincludeoptionaldocumentationthatmayhave been added by your dealer. These documents are not part of the standard package.
1-1 ASUS LCD Monitor PB238Q Series 1.1 Welcome! ThankyouforpurchasingtheASUS ® PB238Q Series LCD monitor! The latest widescreen LCD monitor from ASUS provides a crisper, broader, and brighterdisplay,plusahostoffeaturesthatenhanceyourviewingexperience. Withthesefeatures,youcanenjoytheconvenienceanddelightfulvisual experiencethatthePB238QSeriesbringsyou! 1.2 Package contents CheckyourPB238QSeriesLCDmonitorpackageforthefollowingitems: LCD monitor Power Cord  VGACable DVI Cable DisplayPort Cable USB Cable Cable Tie Audio Cable  QuickStartGuide  WarrantyCard Ifanyoftheaboveitemsisdamagedormissing,contactyourretailer immediately.
1-2 Chapter1:ProductIntroduction 1.3 Monitor introduction 1.3.1 Front of the LCD monitor 6 7 5 4 3 2 1  1. PowerButton/PowerIndicator: • Press this button to turn the monitor on/off. • The color definition of the power indicator is shown below. Status Description White ON Amber Standby mode OFF OFF 2. InputSelectButton: • Press this button to select input source. Press button(InputSelectbutton)todisplayHDMI/DisplayPortsignalsafter you connect HDMI/DisplayPort cable with the monitor. 3. Button: • Press this button to decrease values or to move your selection left/down. • This is also a hot key for Volume adjustment.
1-3 ASUS LCD Monitor PB238Q Series 4. MENUButton: • Press this button to turn on the OSD menu, or to enact the selected OSD menu item. • Press this button to exit the hotkey OSD menu. 5. Button: • Press this button to increase values or to move your selection right/up. • Brightnesshotkey 6. Button: • Press this button to select a desired preset mode. • PressthisbuttontoexittheOSDmenuortogobacktothe previous menu when the OSD menu is active. • Press this button for 2 ~ 4 seconds to automatically adjust the imagetoitsoptimizedposition,clock,andphase(forVGAmode only). 7. QuickFitbutton: • PressthisbuttontoactivatetheQuickFitfunctiondesignedfor alignment. • TheQuickFitfunctioncontains7pagesofcommongridpatterns,  paper sizes, and photo sizes. (Please refer to 1.3.3 QuickFit Function)
1-4 Chapter1:ProductIntroduction 1.3.2 Rear of the LCD monitor 4 3 2 1 5 6 8 9 10 7 11 Rear connectors 1. AC-INport:Thisportconnectsthepowercord. 2. Powerswitch:Pressthisswitchtoturnon/offpower. 3. DisplayPort. This port is for connection with a DisplayPort compatible device. 4. HDMIport:ThisportisforconnectionwithanHDMIcompatible device. 5. DVIport:This24-pinportisforPC(PersonalComputer)DVI-Ddigital signalconnection. 6. VGAport:This15-pinportisforPCVGAconnection. 7. AudioLine-inPort: 8. USBupstreamport:ThisportisforconnectionwithaUSBupstream cable. 9. USBdownstreamports:TheseportsareforconnectionwithUSB devices,suchasUSBkeyboard/mouse,USBashdrive,etc.
1-5 ASUS LCD Monitor PB238Q Series 10. Kensingtonlockslot. 11. USBdownstreamports:TheseportsareforconnectionwithUSB devices,suchasUSBkeyboard/mouse,USBashdrive,etc. 1.3.3 QuickFit Function TheQuickFitfunctioncontainsthreepatterns:(1)Grid(2)Papersize(3)Photo size. 1. Gridpatterns Thegridpatternsfacilitatedesignersanduserstoorganizecontentandlayoutona pageandachieveaconsistentlookandfeel. AlignmentGrid QuiFit - Alignment Grid Alignment Grid  2. Paper size QuickFit provides numerous commonly used standard paper sizes for users to view their documents in real size on the screen. Letter QuiFit - Letter Letter   
1-6 Chapter1:ProductIntroduction 3. Photo size The various real photo sizes displayed in the QuickFit function provides photographersandotheruserstoaccuratelyviewandedittheirphotosinrealsize on the screen. Photo 4x6, 3x5, 2x2 Photo8x10,5x7 QuiFit - 4x6, 3x5, 2x2 4x6 3x5 2x2    QuiFit - 8x10, 5x7 8x10 5x7   
2-1 ASUS LCD Monitor PB238Q Series 2.1 Detaching the arm/stand (for VESA wall mount) ThedetachablestandofthismonitorisspeciallydesignedforVESAwallmount. Todetachthearm/stand: 1. Disconnectpowerandsignalcables.Carefullyput the front of the monitor face down on a clean table. 2. Useascrewdrivertoremovethefourscrewsonthearm(Figure1), andthendetachthearm/standfromthemonitor(Figure2). •  Werecommendthatyoucoverthetablesurfacewithsoftclothtoprevent damagetothemonitor. •  Holdthestandofthemonitorwhileremovingthescrews. Figure1 Figure2 • TheVESAwallmountkit(100x100mm)ispurchasedseparately. • UseonlytheULListedWallMountBracketwithminimumweight/load22.7 kg(Screwsize:4x10mm).
2-2 Chapter3:GeneralInstruction 2.2 Adjusting the monitor • Foroptimalviewing,werecommendthatyoulookatthefullfaceofthe monitor,thenadjustthemonitortotheanglethatismostcomfortable for you. • Holdthestandtopreventthemonitorfromfallingwhenyouchangeits angle. • Youcanadjustthemonitor’sanglefrom 20˚to-5˚anditallows60˚ swiveladjustmentfromeitherleftorright.Youcanalsoadjustthe monitor’sheightwithin /-10cm.   10cm -5° ~ 20° 60° 0° 60° Pivoting the monitor 1. Liftthemonitortothehighestposition. 2. Tiltthemonitortoitsmaximumangle. 3. Pivotthemonitorclockwisetotheangleyouneed. -5° ~ 20° 1 2 3     Itisnormalthatthemonitorslightlyshakeswhileyouadjusttheviewingangle.
2-3 ASUS LCD Monitor PB238Q Series 2.3 Connecting the cables Connectthecablesasthefollowinginstructions: • To connect the power cord :Connectoneendofthepowercord securely to the monitor’s AC input port, the other end to a power outlet. • To connect the VGA/HDMI/DVI/DisplayPort cable : a. PlugoneendoftheVGA/HDMI/DVI/DisplayPortcabletothemonitor’sVGA/ HDMI/DVI/DisplayPort jack. b. ConnecttheotherendoftheVGA/HDMI/DVI/DisplayPortcabletoyour computer’sVGA/HDMI/DVI/DisplayPortjack. c. TightenthetwoscrewstosecuretheVGA/DVIconnector. • To connect the audio cable : Plugoneendoftheaudiocabletothe monitor’s Audio Line-in Port . Connect the other end of the audio cable to your computer’s audio Port. • To use the USB ports :Plugthesmallerend(typeB)oftheUSB upstreamcabletothemonitor’sUSBupstreamport,andthelargerend (type A) to your computer’s USB port. Whenthesecablesareconnected,youcanchoosethedesiredsignalfromthe Input Select item in the OSD menu.
3-1 Chapter3:GeneralInstruction 3.1 OSD (On-Screen Display) menu 3.1.1 Howtorecongure PB238 Splendid Color Image Sound Input Select Move Menu Exit System Setup Scenery Mode Standard Mode Theater Mode Game Mode sRGB Night View Mode 1. Press the MENU button to activate the OSD menu. 2. Press  and  tonavigatethroughthefunctions.Highlightandactivate thedesiredfunctionbypressingtheMENUbutton.Ifthefunctionselected has a sub-menu, press  and  againtonavigatethroughthesub-menu functions.Highlightandactivatethedesiredsub-menufunctionbypressing the MENU button. 3. Press  and  tochangethesettingsoftheselectedfunction. 4. To exit the OSD menu, press the button. Repeat step 2 and step 3 to adjust any other function.
3-2 ASUS LCD Monitor PB238Q Series 3.1.2 OSD Function Introduction 1. Splendid This function contains six sub-functions that you can select for your preference.EachmodehastheResetselection,allowingyoutomaintain yoursettingorreturntothepresetmode. PB238 Splendid Color Image Sound Input Select Move Menu Exit System Setup Scenery Mode Standard Mode Theater Mode Game Mode sRGB Night View Mode • Scenery Mode :Thisisthebestchoiceforsceneryphoto displayingwithSPLENDID™VideoIntelligence. • Standard Mode :Thisisthebestchoicefordocumenteditingwith SPLENDID™VideoIntelligence. • Theater Mode :Thisisthebestchoiceformoviewatchingwith SPLENDID™VideoIntelligence. • Game Mode :Thisisthebestchoiceforgameplayingwith SPLENDID™VideoIntelligence. • Night View Mode :Thisisthebestchoiceforplayingdark-scene gameorwatchingmoviewithSPLENDID™VideoIntelligence. • sRGB :Thisisthebestchoiceforviewingphotosandgraphics from PCs. • In the Standard Mode, the Saturation, Skin Tone, Sharpness, and ASCR functionsarenotuser-configurable. • In the sRGB, the Saturation, Color Temp., Skin Tone, Sharpness, and ASCR functionsarenotuser-congurable.
3-3 Chapter3:GeneralInstruction 2. Color Selecttheimagecoloryoulikefromthisfunction. PB238 Splendid Color Image Sound Input Select Move Menu Exit System Setup Brightness Contrast Saturation Color Temp. 100 80 User Mode Skin Tone 50 Natural • Brightness :Theadjustingrangeisfrom0to100.The button is also a hot key to activate this function. • Contrast :Theadjustingrangeisfrom0to100. • Saturation :Theadjustingrangeisfrom0to100. • Color Temp. :Containthreepresetcolormodes(Cool,Normal, Warm)andoneUserMode. • Skin Tone :ContainthreecolormodesincludingReddish,Natural, and Yellowish. IntheUserMode,colorsofR(Red),G(Green),andB(Blue)are userconfigurable;theadjustingrangeisfrom0~100.
3-4 ASUS LCD Monitor PB238Q Series 3. Image YoucanadjusttheimageSharpness,TraceFree,AspectControl,Position (VGAonly),andFocus(VGAonly)fromthismainfunction. PB238 Splendid Color Image Sound Input Select Move Menu Exit System Setup Focus Sharpness Trace Free Aspect Control ASCR 50 60 Full Position OFF • Sharpness :Adjustthepicturesharpness.Theadjustingrangeis from0to100. • Trace Free : Speed up the response time by Over Drive technology.Theadjustingrangeisfromlower0tofaster100. • Aspect Control :Adjusttheaspectratioto“Full”,“4:3”,or“Over Scan”(onlyavailableforHDMIinput). • ASCR :SelectONorOFFtoenableordisabledynamiccontrast ratio function. • Position :Adjustthehorizontalposition(H-Position)andthe verticalposition(V-Position)oftheimage.Theadjustingrangeis from0to100(onlyavailableforVGAinput). • Focus :ReduceHorizontal-linenoiseandVertical-linenoiseofthe imagebyadjusting(Phase)and(Clock)separately.Theadjusting rangeisfrom0to100(onlyavailableforVGAinput).
3-5 Chapter3:GeneralInstruction 4. Sound Adjustthesoundsettingstoyourpreference. PB238 Splendid Color Image Sound Input Select Move Menu Exit System Setup Volume Mute Source 50 OFF Line In • Volume :Adjusttheoutputvolumelevel. • Mute :Mutetheoutputvolume. • Source: Adjustaudiosourceto“LineIn”or“HDMI”(onlyavailable forHDMIinput); Adjustaudiosourceto“LineIn”or“DisplayPort”(onlyavailablefor DisplayPort input). 5. Input Select Select the input source from VGA, DVI, HDMI, or DisplayPort. PB238 Splendid Color Image Sound Input Select Move Menu Exit System Setup VGA DVI HDMI DisplayPort
3-6 ASUS LCD Monitor PB238Q Series 6. System Setup Adjuststhesystemconfiguration. PB238 Splendid Color Image Sound Input Select Move Menu Exit System Setup Information All Reset Splendid Demo Mode OFF English Language OSD Setup • Splendid Demo Mode :ActivatethedemomodefortheSplendid function. • OSD Setup :Adjustthehorizontalposition(H-Position),vertical position (V-Position), OSD Timeout, DDC/CI, and Transparency of the OSD screen. • Language :SelectOSDlanguage.TheselectionsareEnglish, French,German,Spanish,Italian,Dutch,Russian,Traditional Chinese, Simplified Chinese, and Japanese. • Information :Displaythemonitorinformation. • All Reset :Setto“Yes”torevertallsettingstothefactorydefault mode.
3-7 Chapter3:GeneralInstruction 3.2 Specications Model PB238Q Panel Size 23.0”W(58.42cm) Max. Resolution 1920x1080 Brightness(Typ.) 250cd/m 2 Intrinsic Contrast Ratio (Typ.) 1000:1 ViewingAngle(CR=10) 178°(V) /178°(H) Display Colors 16.7 M(6bit Hi FRC) Response Time 6ms(GraytoGray) Satellite Speaker 2Wx2stereo Earphone Output No Sound from HDMI Yes HDMI input Yes DVI input DVI with HDCP D-Sub input Yes DisplayPort input Yes Audio Line-in Yes Power ON Consumption < 50W Tilt -5°~ 20° VESAWallMounting Yes(100mmx100mm) Phys.Dimension(WxHxD) 549x396x201mm BoxDimension(WxHxD) 671x253x386mm NetWeight(Esti.) 6.2kg GrossWeight(Esti.) 9.1kg VoltageRating AC100~240V(Built-in) *Specicationsaresubjecttochangewithoutnotice.
3-8 ASUS LCD Monitor PB238Q Series 3.3 Troubleshooting (FAQ) Problem Possible Solution Power LED is not ON • Press the button to check if the monitor is in the ON mode. • Check if the power cord is properly connected to the monitor and the power outlet. ThepowerLEDlightsamberand thereisnoscreenimage • Check if the monitor and the computer are in the ON mode. • Makesurethesignalcableisproperlyconnected the monitor and the computer. • Inspectthesignalcableandmakesurenoneofthe pins are bent. • Connect the computer with another available monitortocheckifthecomputerisproperlyworking. Screenimageistoolightordark • AdjusttheContrastandBrightnesssettingsvia OSD. Screenimageisnotcenteredor sized properly • Press the button for two seconds to automaticallyadjusttheimage. • AdjusttheH-PositionorV-Positionsettingsvia OSD. Screenimagebouncesorawave patternispresentintheimage • Makesurethesignalcableisproperlyconnectedto the monitor and the computer. • Move electrical devices that may cause electrical interference. Screenimagehascolordefects (white does not look white) • Inspectthesignalcableandmakesurethatnoneof the pins are bent. • Perform Reset via OSD. • AdjusttheR/G/BcolorsettingsorselecttheColor Temperature via OSD. Screenimageisblurryorfuzzy • Press the button for two seconds to automaticallyadjusttheimage(forVGAmodeonly). • AdjustthePhaseandClocksettingsviaOSD. No sound or sound is low • Ensure that the audio cable is properly connected to the monitor and the computer. • Adjustthevolumesettingsofbothyourmonitorand computer. • Ensure that the computer sound card driver is properly installed and activated.
3-9 Chapter3:GeneralInstruction 3.4 Supported Timing List PC Supported Primary Timing Resolution Refresh Rate Horizontal Frequency 640x480 60Hz 31.469kHz 640x480 72Hz 37.861kHz 640x480 75Hz 37.5kHz 800x600 56Hz 35.156kHz 800x600 60Hz 37.879kHz 800x600 72Hz 48.077kHz 800x600 75Hz 46.875kHz 1024x768 60Hz 48.363kHz 1024x768 70Hz 56.476kHz 1024x768 75Hz 60.023kHz 1152x864 75Hz 67.5kHz 1280x960 60Hz 60kHz 1280x1024 60Hz 63.981kHz 1280x1024 75Hz 79.976kHz 1440x900 60Hz 55.935kHz 1440x900 75Hz 70.635kHz 1680x1050 60Hz 65.29kHz 1920x1080 60Hz 67.5kHz IBM Modes, Factory Preset Timing(D-SUB, DVI-D, HDMI inputs) Resolution Refresh Rate Horizontal Frequency 640x350 70Hz 31.469kHz 720x400 70Hz 31.469kHz MAC Modes, Factory Preset Timing(D-SUB, DVI-D, HDMI inputs) Resolution Refresh Rate Horizontal Frequency 640x480 67Hz 35kHz 832x624 75Hz 49.725kHz VESA Modes, User Available Timing Resolution Refresh Rate Horizontal Frequency 1280x720(RB) 60Hz 44.444kHz 1280x720 60Hz 44.772kHz 1280x720 75Hz 56.456kHz 1280x768(RB) 60Hz 47.396kHz 1280x800(RB) 60Hz 49.306kHz 1280x800 60Hz 49.702kHz 1280x800 75Hz 62.795kHz 1440x900(RB) 60Hz 55.469kHz 1440x900 75Hz 70.635 kHz 1680x1050(RB) 60Hz 64.674kHz 1920x1080 60Hz 66.587kHz
3-10 ASUS LCD Monitor PB238Q Series HDMI Supported Primary Timing VESA Modes, Factory Preset Timing Resolution Refresh Rate Horizontal Frequency 640x480P 59.94/60Hz 31.469 / 31.5kHz 720x480P 59.94/60Hz 31.469 / 31.5kHz 720x480P 59.94/60Hz 31.469 / 31.5kHz 720x576P,50Hz 50Hz 31.25kHz 720x576P,50Hz 50Hz 31.25kHz 1280x720P,50Hz 50Hz 37.5kHz 1280x720P 59.94/60Hz 44.955 /45kHz 1920x1080i 50Hz 28.125kHz 1920x1080i 59.94/60Hz 33.716 / 33.75kHz HDMI Supported Optional Timing Resolution Refresh Rate Horizontal Frequency 1440x480P 59.94/60Hz 31.469 / 31.5kHz 1440x480P 59.94/60Hz 31.469 / 31.5kHz 1440x576P 50Hz 31.25kHz 1440x576P 50Hz 31.25kHz 1920x1080P 50Hz 56.25kHz 1920x1080P 59.94/60Hz 67.433 / 67.5kHz * The modes not listed in the above tables may not be supported. For optimal resolution, we recommend that you choose a mode listed in the above tables.