ViewSonic VX2433wm-1 VX2433wm-CN - ESpec

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Service ManualViewSonic VX2433wm-1VX2433wm-CNModel No. VS1232423.6” Wide Color TFT LCD Display(VX2433wm-1 VX2433wm-CN SM Rev. 1b Feb. 2009)ViewSonic 381 Brea Canyon Road, Walnut, California 91789 USA - (800) 888-8583

CopyrightCopyright 2009 by ViewSonic Corporation. All rights reserved. No part of this publicationmay be reproduced, transmitted, transcribed, stored in a retrieval system, or translated into anylanguage or computer language, in any form or by any means, electronic, mechanical, magnetic,optical, chemical, manual or otherwise, without the prior written permission of ViewSonicCorporation.DisclaimerViewSonic makes no representations or warranties, either expressed or implied, with respect tothe contents hereof and specifically disclaims any warranty of merchantability or fitness for anyparticular purpose. Further, ViewSonic reserves the right to revise this publication and to makechanges from time to time in the contents hereof without obligation of ViewSonic to notify anyperson of such revision or changes.TrademarksOptiquest is a registered trademark of ViewSonic Corporation.ViewSonic is a registered trademark of ViewSonic Corporation.All other trademarks used within this document are the property of their respective owners.Product disposal at end of product lifeThe lamp in this product contains mercury. Please dispose of in accordance with local, state orfederal laws.Revision HistoryRevisionSM Editing Date1a11/27/20081b2/10/2009ECR NumberDescription of ChangesInitial ReleaseEditorEden ChangRevise “5.7.2 Using Novatek ISP Tool UpdateEden ChangFW” itemViewSonic CorporationiVX2433wm-1CONFIDENTIAL – DO NOT COPY VX2433wm-CN

TABLE OF CONTENTS1. Precautions and Safety Notices . 12. Specification . 43. Front Panel Function Control Description . 134. Circuit Description . 175. Adjusting Procedure. 276. Trouble Shooting Flow Chart . 337. Block Diagrams . 408. Schematic Diagrams . 509. PCB Layout Diagrams . 5610. Exploded Diagram And Spare Parts List. 6011. Recommended Spare Parts List . 71ViewSonic CorporationiiVX2433wm-1CONFIDENTIAL – DO NOT COPY VX2433wm-CN

1. Precautions and Safety Notices1. SAFETY PRECAUTIONSThis monitor is manufactured and tested on a ground principle that a user’s safety comes first. However,improper used or installation may cause damage to the monitor as well as to the user.WARNINGS:z This monitor should be operated only at the correct power sources indicated on the label on the rearof the monitor. If you’re unsure of the power supply in you residence, consult your local dealer orPower Company.z Use only the special power adapter that comes with this monitor for power input.z Do not try to repair the monitor by yourself, as it contains no user-serviceable parts. Only thequalified technician can repair it.z Do not remove the monitor cabinet. There are high-voltage parts inside that may cause electric shockto human bodies.z Stop using the monitor if the cabinet is damaged. Have it checked by a service technician.z Put your monitor only in a lean, cool, dry environment. If it gets wet, unplug the power cableimmediately and consult your closed dealer.z Always unplug the monitor before cleaning it. Clean the cabinet with a clean, dry cloth. Applynon-ammonia based cleaner onto the cloth, not directly onto the glass screen.z Do not place heavy objects on the monitor or power cord.2. PRODUCT SAFETY NOTICEMany electrical and mechanical parts in this chassis have special safety visual inspections and theprotection afforded by them cannot necessarily be obtained by using replacement components rated forhigher voltage, wattage, etc. Before replacing any of these components read the parts list in this manualcarefully. The use of substitute replacement parts, which do not have the same safety characteristics asspecified in the parts list, may create shock, fire, or other hazards.3. SERVICE NOTESz When replacing parts or circuit boards, clamp the lead wires around terminals before soldering.z Keep wires away from high voltage, high temperature components and sharp edges.z Keep wires in their original position so as to reduce interference.z Adjustment of this product please refers to the user’ manual.ViewSonic Corporation1VX2433wm-1CONFIDENTIAL – DO NOT COPY VX2433wm-CN

Handling and Placing MethodsViewSonic Corporation2VX2433wm-1CONFIDENTIAL – DO NOT COPY VX2433wm-CN

ViewSonic Corporation3VX2433wm-1CONFIDENTIAL – DO NOT COPY VX2433wm-CN

2. Specification2.1 INTRODUCTION1LCD PANELPanel:ʳCMO (M236H1-L01 ver0.0)Sizeʳ23.6” Wide Color a-Si TFT Active Matrix LCDDisplay areaʳ ʳ525.22(W) x 297.22(H) mmOptimum Resolutionʳ1920x1080(WUXGA)Pixel PitchGlass TreatmentʳAnti-Glare, Hard coating (3H),Haze25Contrast RatioCR 101000 :1Dynamic Contrastʳ20000:1 (typ.)Viewing Angle170/160 (degrees; typ)Colors16.7Mcolors (6 bit Hi FRC panel)Luminance300 cd/m2 @8.0mA(typ.)Response Time2INPUT SIGNAL0.2715(H) x 0.2715(V) mmOn/Off5 ms (typ.) /10 ms (max.)Backlight4 CCFLBacklight Life50000 Hrs (Typ) @7.0mAMercury3.6 mg per lamp(max)VideoRGB Analog (0.7 / 1.0 Vp-p , 75 ohms),DVI-D / HDMI (TMDS, 100ohms)SyncSeparate Sync / Composite Sync / SOGFh 24 – 83 kHz ;3 COMPATIBILITY4PCʳFv 50 – 76 HzPC Compatibles (from VGA up to 1920x1080 Non Interlaced)MacPower Mac (up to 1920x1080 )Recommended1920 x 1080 @ 60HzSupportedRefer to setion 4.4Speaker2W*2RESOLUTION5AUDIO6 CONNECTORSʳVideoʳ AnalogDB-15ʳ ʳʳ DigitalDVI-DʳHDMI ( Supported HDMI ver. 1.3 spec)Audio Out3.5 mm jack (blue)Audio In3.5 mm jack (greenAudioPower7 POWERInternal Power Adapter, 3-pin plug (CEE22)VoltageʳAC 100-240VConsumptionTyp/Max45 W (typ.) / 55 W (Max)ECO ModeOptimize37 W (typ.)Conserve30 W (typ.)ViewSonic Corporation4(Universal); 50-60 HzVX2433wm-1CONFIDENTIAL – DO NOT COPY VX2433wm-CN

8 ERGONOMICS9 CONTROLSTilt Rangeʳ20 -5 degreesSwivelN/ARotationN/AHeight AdjustN/APhysicalKey buttonsʳ][[ 1 ] [ 2 ] [ź] [Ÿ]OSD FunctionMain MenuʳAuto Image AdjustʳContrast/BrightnessInput SelectD-SUB, DVI,HDMI PC,HDMI AVAudio AdjustVolume, MuteColor AdjustsRGB, 9300K, 7500K, 6500K, 5000K, User Color [R, G, B]InformationManual Image AdjustH/V Position, Horizontal Size, Fine Tune, Sharpness, DynamicContrast, Response Time, Aspect ratio, Display Mode, Eco modeSetup MenuLanguage Select, Resolution Notice, OSD Position, OSD Time Out,OSD Background, SleepShort cut keyMemory Recallʳ ʳ[ 1 ] : Main Menu[ 2 ] : Input Select[Dn] : To immediately activate Audio menu.[up] : To immediately activate Contrast menu. It should be change toBrightness OSD by push button [2][Dn] ( Keep pushing 5 sec) ΚUnder HDMI mode, toggle audio sourcebetween HDMI and jack plug[Up] or [Dn] : Contrast / Brightness[Up] [Dn] :1. In the CR/ BT menu, Recall Contrast or Brightness to default in itsmenu without OSD message.2. In the Audio menu, Recall both of audio volume and mute to defaultwithout OSD message.* While OSD menu off, recall CR/ BT/ Audio volume and mute to defaultViewSonic Corporation5VX2433wm-1CONFIDENTIAL – DO NOT COPY VX2433wm-CN

without OSD message.[ 1 ] [ 2 ] : Toggle 720x400 and 640x400 mode[ 1 ] [Up] [Dn] : Auto White Balance[ 1 ] [Dn] : Power Lock[ 1 ] [Up] : OSD Lock[ 2 ] [Dn] : Toggle DDC/CI and DDC/2B10 BANDWIDTHAnalog : 205 MHzDigital : 175 MHz11 OPERATINGCONDITION12 STORAGE /SHIPPINGTemperatureʳHumidityTemperature32 F to 104 F (0 C to 40 C)20% to 90% (no condensation)ʳHumidity-4 F to 140 F (-20 C to 60 C)Γ5% to 90% (no condensation)CONDITION13 DIMENSIONSPhysical:Display w/ Stand(W x H x D)572 mm (W) x418 mm (H) x231mm (D)22.52" (W) x 16.46" (H) x 9.09" (D)Wall Mount572 mm (W) x359 mm (H) x 62.3mm (D)22.52" (W) x 14.13”" (H) x 2.45" (D)Packing632 mm (W) x(W x H x D)24.88" (W) x 18.98" (H) x 5.98" (D)14 WEIGHT15 REGULATIONSʳ482 mm (H) x152mm (D)Net5.04kg(11.11lb)Gross7.05kg(15.53lb)ʳUL, CUL, FCC-B (ICES), CB, CE, CES-003B, VCCI ,Nemko ERGO (MPR II, ISO 13406-2), TUV-S, NOM, GOST-R,HYGIENIC (20 copies), Energy Star, CCC, BSMI, PSB, C-TICK,KTL/MIC, SASO, WEEE, RoHS, Ukraine, EPEAT Silver16 RELIABILITYMTBF17 POWER SAVING "On"FUNCTION"Active Off"ʳ100,000 Hr (Excluding Panel).BlueNormalAMBERЉ1WЉ 0.5“Off”18 LOGISTICSContainer LoadPallet LoadViewSonic CorporationW20'480 sets40'1008 sets48 sets6VX2433wm-1CONFIDENTIAL – DO NOT COPY VX2433wm-CN

UPC Code20'76690732861 540'Serial Format19 Wall MountVX2433wm-1R4FVX2433wm-CNR8WEDID Code2238Country of originChinaVESA100mm x 100mm20 OTHERSDDC/2B, DDC/CI, HDCP, Detachable Base, KENSINGTON MicroSaverSecurity Compatible, WorldWide Model, Vista Premium, SRS WOWHD,HDMI21 PackageLCD DisplayContentsPower CableAudio CableVGA CableDVI CableQuick Start Guide ( Onepage)ViewSonic WizardCD-ROM22 EU PackagingInformationCarton -- One piece construction with double wall, 0.72 KgPlastic Handle -- PE-LD, 11 gPoly Foam – 100 gAccessory Plastic Bags -- PE-LD, 3 gThe PE bag that cover monitor -- PE-LD, 25 gPallet -For E/M model:Solid Wood (Fumigation), 13.6 kgFor A/G/J//K/P model:Poly-wood, 13.6 kgNote : P model must use Plywood. And for every P model lot, SI shall provide plywood certification.ViewSonic Corporation7VX2433wm-1CONFIDENTIAL – DO NOT COPY VX2433wm-CN

2.2 PRODUCT DEFINITION AND SPECIFICATIONProduct NameViewSonic VX2433wmOracle P/NVX2433WM/VX2433WM-CNModel NumberOSD Languages: 11VS12324English, French, German,Italian, Spanish, Finnish,Russian Japanese, Korean, S. Chinese, T. Chinese1st panel: CMO M236H1-L01TFT LCD Panel and Model #ScalarNovatek NT68672Input SignalD-Sub / DVI-D/HDMISync CompatibilitySeparate Sync/ Composite Sync / SOGAdapterInternal Power BoardYesPower CableAnalog Cable (1.8 m, black), with PC 2001 and Hot PlugYesDetect &DDCDVI-D Cable(1.8m, black) with PC 2001YesAudio Cable(1.8m, black) with PC 2001NoMIC Cable(1.8m, black) with PC 2001NoUSB Cable (V2.0)NoEnglish, French, German, Dutch, Finnish, Swedish,Italian, Spanish, Greek, Russian, Czech, Hungarian,ViewSonic CD WizardTurkish, Polish, Romania. Bulgaria, Slovakia, Croatia,Serbia, Slovenian, Portuguese, Arabic, Japanese,Simplified Chinese, Traditional Chinese. Korean ,UkrainianEnglish, French, German, Dutch, Finnish, Swedish,Italian, Spanish, Greek, Russian, Czech, Hungarian,Turkish, Polish, Romania. Bulgaria, Slovakia, Croatia,ViewSonic Quick Start GuideSerbia, Slovenian, Portuguese, Arabic, Japanese,Simplified Chinese, Traditional Chinese. KoreanScreen Protector MylarYesEnergy Star StickerNoPOP StickerYesService InsertFor Region code M units onlyWarranty CardFor Region code G units onlyCarton StickerFor Region code G units onlyPE bag of CartonFor Region code G units onlyViewSonic Corporation8VX2433wm-1CONFIDENTIAL – DO NOT COPY VX2433wm-CN

2.3 GENERAL SPECIFICATIONTest Resolution & Frequency1920x1080 @ 60HzTest Image SizeFull SizeContrast and Brightness ControlsFactory Default:Contrast 70%, Brightness 100%2.4 VIDEO INTERFACEInput Connector (refer the Appendix A)ʳAnalog DB-15 (Analog)Digital DVI-D (Digital)HDMI (Digital)Default Input ConnectorVideo Cable Strain ReliefVideo Cable Connector Pin outDefaults to the first detected inputEqual to twice the weight of the monitor for five minutesRefer to Appendix A;Compliant DDC/2B and DDC/CIVideo RGB (Analog)Video SignalsSeparate Sync / Composite Sync / SOGTMDS (Digital)Video Impedance75 Ohms (Analog), 100 Ohms (Digital)Maximum PC Video Signal950 mV with no damage to monitorMaximum Mac Video Signal1250 mV with no damage to monitorSync SignalsTTLDDC 2BDDC/CICompliant with Revision 1.3;The DDC communication shall not interrupt when power off.Compliant with Revision 1.1;The DDC communication shall not interrupt when power off.Digital link protectionHDCPSync CompatibilitySeparate Sync / Composite Sync / SOGShall be compatible with all PC type computers, MacintoshVideo Compatibilitycomputers, and aftermarket video cardsVideo timing support(HDMI)480i / 480p @ 60Hz576i / 576p @ 50Hz720p @ 50/60Hz1080i / 1080p @ 50/60HzResolution CompatibilityRefer to Segment 4-5ExclusionsNot compatible with interlaced videoViewSonic Corporation9VX2433wm-1CONFIDENTIAL – DO NOT COPY VX2433wm-CN

2.5 POWER SUPPLYInternal Power SupplyILPI-107Input Voltage Range90 to 264 VACInput Frequency Range47 to 63 HertzShort Circuit ProtectionOutput can be shorted without safety issueOver Current Protection5.0A typical at 24VDC( Protect when short circuit)Leakage Current3.5MA (MAX) AT 264VAC / 60HZEfficiency (at 115VAC Full Load)Typical: 80%Minimum: 75%FuseInternal and not user replaceablePower Output45 Watts (typ)Ripple and NoiseRipple: 3%Noise: 1%Max Input AC Current1.5A (MAX)Inrush Current (Cold Start)80 A MAX./ 240VAC / 50HZ(COLD START AT 25к,FULL LOAD)Power Supply Cold StartShall start and function properly when under full load, with allcombinations of input voltage, input frequency, and operatingtemperature.Power Supply Transient ImmunityShall be able to withstand an ANSI/IEEE C62.41-1980 6000V 200ampere ring wave transient test with no damage.Power Supply Line Surge ImmunityShall be able to withstand 1KV (L-L) and 2KV (L-PE)(Refer to EN55024:1998 / CISPR24.1997 / IEC1000-4-5: 1995 /EN61000-4-5: 1995)Power Supply Missing Cycle ImmunityShall be able to function properly, without reset or visible screenartifacts, when ½ cycle of AC power is randomly missing at nominalinput.Power Supply AcousticsThe power supply shall not produce audible noise that would bedetectable by the user. Audible shall defined to be in compliance withISO 7779 (DIN EN27779:1991) Noise measurements of machinesacoustics. Power Switch noise shall not be considered.Power Saving Operation(Method)VESA DPMS SignalingModePower ConsumptionOnBLUEECO ModeRecovery TimeViewSonic 37W (Optimize)30 W (Conserve)Active offAmber 1 WOffOff 0.5WOn Mode N/A, Active Off 3 sec10VX2433wm-1CONFIDENTIAL – DO NOT COPY VX2433wm-CN

2.6 ELECTRICAL REQUIREMENTHorizontal / Vertical FrequencyHorizontal Frequency24 – 83 kHzVertical Refresh Rate50 –76* HzMaximum Pixel ClockAnalog : 205 MHzDigital : 175 MHzSync PolarityIndependent of sync polarityTiming TableSOGTimingCompositeSeparatedItemDigital - TMDSAnalogRemark1640 x 350@70 Hz,31.5 KHzv vvvDMT2640 x 400@60 Hz,31.5 KHzv vvvDMT3640 x 400@70 Hz,31.5 KHzv vvvDMT4640 x 480@50 Hz,24.7 KHzv vvvCVT5640 x 480@60 Hz,31.5 KHzv vvvDMT6640 x 480@67 Hz,KHzv vvvFor MAC7640 x 480@72 Hz,37.9 KHzv vvvDMT8640 x 480@75 Hz,37.5 KHzv vvvDMT9720 x 400@70 Hz,31.5 KHzv vvvDMT10720 x 480@60 Hz,31.5 KHzv vvvDTV11720 x 576@50 Hz,31.3 KHzv vvvDTV12800 x 600@56 Hz,35.1 KHzv vvvDMT13800 x 600@60 Hz,37.9 KHzv vvvDMT14800 x 600@72 Hz,48.1 KHzv vvvDMT15 800 x 600@75 Hz,46.9 KHzv vvvDMT16 832 x 624@75 Hz,49.7 KHzv vvvMAC17 1024 x 768@50 Hz,39.6 KHzv vvvCVT18 1024 x 768@60 Hz,48.4 KHzv vvvDMT19 1024 x 768@70 Hz,56.5 KHzv vvvDMT20 1024 x 768@72 Hz,58.1 KHzv vvvDMT21 1024 x 768@75 Hz,KHzv vvvDMT22 1024 x 768@75 Hz,60.2 KHzv vvvFor MAC23 1152 x 864@75 Hz,67.5 KHzv vvvDMTViewSonic Corporation356011VX2433wm-1CONFIDENTIAL – DO NOT COPY VX2433wm-CN

24 1152 x 870@75 Hz,68.7 KHzv vvvFor MAC25 1152 x 900@67 Hz,62.5 KHzv vvvFor SUN26 1280 x 720@50 Hz,37.5 KHzv vvvDTV27 1280 x 720@60 Hz,KHzv vvvDTV28 1280 x 768@50 Hz,39.6 KHzv vvvDMT;29 1280 x 768@60 Hz,47.8 KHzv vvvDMT;30 1280 x 768@75 Hz,60.3 KHzv vvvDMT;31 1280 x 960@50 Hz,49.4 KHzv vvvDMT32 1280 x 960@60 Hz,60.0 KHzv vvvDMT33 1280 x 960@75 Hz,75.2 KHzv vvvDMT34 1280 x 1024 @50 Hz,52.7 KHzv vvvDMT35 1280 x 1024 @60 Hz,64KHzv vvvDMT36 1280 x 1024 @75 Hz,80KHzv vvvDMT3760 Hz47.7 kHzv vvvDMT1360 x 768 @4538 1440 x 900@60 Hz55.9 KHzv vvvDMT39 1440 x 900@75 Hz70.6 KHzv vvvDMT40 1400 x 1050 @60 Hz65.3 KHzv vvvDMT41 1400 x 1050 @75 Hz82.3 KHzv vvvDMT42 1600 x 1200 @60 Hz75.0 KHzv vvvDMT43 1680 x 1050 @60 Hz64.7 KHzv vvvDMT44 1680 x 1050 @60 Hz65.3 KHzv vvvDMT45 1920x1080@60 Hz67.5 KHzv vvvDMT46480i@60 Hz47480p@60 Hz48576i@50 Hz49576p@50 Hzv v50720p@50 Hzv v51720p@60 Hzv v521080i@50 Hzv531080i@60 Hzv541080p@50 Hzv v551080p@60 Hzv vvv vv*1. Tolerance 2KHz. (if no over lapping issue)*2. Any timing not in the list, it should display as normal or show on “OUT OF RANGE” OSD message withoutblanking.*3. The image quality of 85Hz mode might be worse than 75Hz.ViewSonic Corporation12VX2433wm-1CONFIDENTIAL – DO NOT COPY VX2433wm-CN

Primary Presets1920x1080 @ 60HzUser PresetsNumber of User Presets (recognized timings) Available: 10 presets total in FIFO configurationChanging Modesϥʳ Maximum Mode Change Blank Time for image stability : 3 seconds (Max), excluding “AutoAdjust” timeϥʳ It should recall factory setting when execute Auto Image Adjust function by followingconditions,1. Memory recall under DOS mode (640 x 350, 720 x 400 & 640 x 400).2. New timing mode detected under DOS mode (640 x 350, 720 x 400 & 640 x 400).ϥʳ The monitor needs to do “Auto Adjust” the first time a new mode is detected(see section “0-Touch Function Actions”)ϥʳ While running Change Mode, Auto Adjust or Memory Recall, the image shall blankViewSonic Corporation13VX2433wm-1CONFIDENTIAL – DO NOT COPY VX2433wm-CN

3. Front Panel Function Control Description3.1 FRONT PANEL HARDWARE CONTROLSPower Switch (Front Head)AC Power Switch on the back coverSoft Power Switch on the front bezelPower LED (Front Head)Blue – ONAmber – Active OffDark Soft Power Switch OFFFront Panel Controls (Head)[ 1 ] [ 2 ] [ ] [ź] [Ÿ][ ] Power[ 1 ] BUTTON 1[ 2 ] Button 2[Ÿ] UP ARROW BUTTON[ź] DOWN ARROW BUTTONNote: Power Button, Button 1 and Button 2 must beone-shot logic operation. (i.e. there should be nocycling)Reaction TimeOSD must fully appear within 0.5s after pushingButton 13.2 SHORT CUTS FUNCTION FROM THE BUTTON(S)[1]Main Menu[2]Input toggle (Analog or DVI or HDMI; refer to Appendix D)[ź]To immediately activate Audio menu.To immediately activate Contrast menu. It should be change to BrightnessOSD by push button [2][Ÿ](refer to the Contrast OSD in segment 4-5-3)*1 refer to the Brightness OSD in segment 4-5-3*2 Under sRGB or DCR mode, this function is disable[ź]Under HDMI mode, toggle audio source between HDMI and jack plug(Keep pushing 5 sec)When switch to HDMIViewSonic Corporation14VX2433wm-1CONFIDENTIAL – DO NOT COPY VX2433wm-CN

When switch to AUDIO IN (earphone jack)[ź] [Ÿ]1. In the CR/ BT menu, Recall Contrast or Brightness to default in itsmenu without OSD message.2. In the Audio menu, Recall both of audio volume and mute to defaultwithout OSD message.* While OSD menu off, recall CR/ BT/ Audio volume and mute to defaultwithout OSD message[1] [2]Toggle 720x400 and 640x400 mode when input 720x400 or 640x400 mode* Default 720 x 400[1] [ź] [Ÿ](Keep pushing 5 sec)White Balance1. It will not shown on user’s guide2. OSD message as below,(Image no blanking)3. Recommend environment3.1. Optical (Best) input timing 640 x 480 @ 60Hz;Following timing modes also recommended,800 x 600 @ 60 Hz1024 X 768 @ 60 Hz3.2. Pattern as below,[1] [Ÿ]OSD Lock(refer to segment 4-6-4)[1] [ź]Power Lock(refer to segment 4-6-5)[2] [ź]Toggle DDC/CI and DDC/2B (DDC/CI enable/disable) and show followingmessage for 3 seconds,ViewSonic Corporation15VX2433wm-1CONFIDENTIAL – DO NOT COPY VX2433wm-CN

When switch to DDC/CIWhen switch to DDC/2BDefault DDC/CISignal [2] [ ]Factory ModeRemark : All the short cuts function are only available while OSD off3.3 MAIN MENU OSD TABLEMain Menu1. Key button definition:[1]: OSD off[2]: Execute the selected function[Up]: Rolling up the slider(When push the button on the top position, the slider shallgo down to the bottom item)[Dn]: Rolling down the slider(When push the button on the bottom position, the slidershall go down to the top item)2. Under sRGB or DCR mode, the Contrast/Brightness shall bedisabled with gray color. And it should not be selected.Level 1Auto Image AdjustLevel 2Level 3ʳʳContrastʳ1. Background blanking2. The message OSD position is atthe center.3. After auto tune, OSD shall be off4. Only for analog mode 4. Only foranalog modeContrast/BrightnessViewSonic Corporation16VX2433wm-1CONFIDENTIAL – DO NOT COPY VX2433wm-CN

Jump to Contrast OSD directlyContrast1. Adjust range 0 to 1002. Default 703. Key button definition:[1] Back to Main Menu or OSDoff (depend on previous status)[2] Change to Brightness OSD[Up] Increase the OSD valuesetting[Dn] Decrease the OSD value[Up] [Dn]: Recall to defaultʳBrightness1. Adjust range 0 to 1002. Default 1003. Key button definition:[1] Back to Main Menu or OSDoff (depend on previous status)[2]: Change to Contrast OSD[Up]: Increase the OSD valuesetting[Dn]: Decrease the OSD value[Up] [Dn]: Recall to defaultInput SelectD-SUBStep 1: Turn off OSD.Step 2:1. Target video input port Analog2. If signal detected from targetport, change to target port.1. Show on existing input port by red 3. If no signal detected from targetcolorViewSonic Corporationport, keep existing input port.17VX2433wm-1CONFIDENTIAL – DO NOT COPY VX2433wm-CN

2. Key button definition:Step 3: Show on Input Message[1]: Back to previous OSD statusOSD at the right-top corner of[2]: Change to the selected inputscreen for 1 second.port[Up]: Move up the slider[Dn]: Move down the sliderDVIStep 1: Turn off OSD.Step 2:1. Target video input port Digital2. If signal detected from targetport, change to target port.3. If no signal detected from targetport, keep existing input port.Step 3: Show on Input MessageOSD at the right-top corner ofscreen for 1 second.HDMI PCStep 1: Turn off OSD.Step 2:1. Target video input port HDMIPC2. If signal detected from targetport, change to target port.3. If no signal detected from targetport, keep existing input port.Step 3: Show on Input MessageOSD at the right-top corner ofscreen for 1 second.HDMIPCHDMI AVStep 1: Turn off OSD.Step 2:ViewSonic Corporation18VX2433wm-1CONFIDENTIAL – DO NOT COPY VX2433wm-CN

1. Target video input port HDMIAV2. If signal detected from targetport, change to target port.3. If no signal detected from targetport, keep existing input port.Step 3: Show on Input MessageOSD at the right-top corner ofscreen for 1 second.HDMIAudio AdjustAVʳVolume1. Adjust range 0 to 1002. Default 503. Key button definition:[1]: Back to Audio Adjust OSD1. The selected icon in Mute will behighlighted[Up]: Increase the volume setting[Dn]: Decrease the volume setting2. Key button definition:[1]: Back to previous OSD statusMute[2]: Change to Volume or Mute the1. Default Offselected audio setting[Up]: Increase the volume settingMoveup the slideror Toggle audio to Muteor Audible icon[Dn]: Decrease the volumesettingMove down the slider or Toggleaudio to Mute or Audible icon3. No signal, no output4. This function must memorize its2. Key button definition:[1]: Back to Audio Adjust OSD[2]: Switch to Volume adjustment[Up],[Dn]: Toggle audio to Mute orAudible iconToggle audio to Muteor Audible icon3. When Mute function is selected, anychange in Volume will disable Mute andtoggle to Audible icon.status after DC/AC Off to OnColor AdjustsRGBChange Color setting to sRGBʳ9300KChange Color setting to 9300K7500KChange Color setting to 7500Kʳ6500KViewSonic Corporation19VX2433wm-1CONFIDENTIAL – DO NOT COPY VX2433wm-CN

1. Show on existing input port by redcolorChange Color setting to 6500Kʳ5000KChange Color setting to 5000K2. Default 6500KUser Color3. Key button definition:Jump to Red OSD directlyRed[1]: Back to previous OSD status[2]: Change to the selected colorsetting1. Adjust range 0 to 100[Up]: Move up the slider2. Default 100[Dn]: Move down the slider3. Key button definition:[1]: Back to Color Adjust OSD4. Under DCR mode (Dynamic Contrast[2]: Jump to Green OSD On), SRGB shall be disabled with[Up]: Increase the OSD value settinggray color. And it should not be[Dn]: decrease the OSD value settingselected.Green1. Adjust range 0 to 1002. Default 1003. Key button definition:[1]: Back to Color Adjust OSD[2]: Jump to Blue OSD[Up]: Increase the OSD value setting[Dn]: decrease the OSD value settingBlue1. Adjust range 0 to 1002. Default 1003. Key button definition:[1]: Back to Color Adjust OSD[2]: Jump to Red OSDViewSonic Corporation20VX2433wm-1CONFIDENTIAL – DO NOT COPY VX2433wm-CN

[Up]: Increase the OSD value setting[Dn]: decrease the OSD value settingInformationʳʳH/V PositionHorizontal PositionPC timing – Display ResolutionVideo timing – Display Video FormatKey button definition:[1]: Back to Main Menu OSDManual Image AdjustJump to Horizontal Position OSDdirectly1. Adjust range 0 to 1002. Key button definition:[1]: Back to Manual Image Adjust OSD[2]: Change to Vertical Position OSD1. Key button definition:[Up]: Increase the OSD value setting[1]: Back to previous OSD status[Dn]: Decrease the OSD value[2]: Execute the selected functionVertical Position[Up]: scroll up the slider(When push the button on the topposition, the slider shall go down tothebottom item[Dn]: Scroll down the sliderViewSonic Corporation1. Adjust range 0 to 10021VX2433wm-1CONFIDENTIAL – DO NOT COPY VX2433wm-CN

(When push the button on the2. Key button definition:bottom position, the slider shall go[1]: Back to Manual Image Adjust OSDdown to the top item[2]: Change to Horizontal Position OSD2. Under Digital mode, all the H./V.[Up]: Increase the OSD value settingPosition, Horizontal Size and FineTune shall be disabled with gray[Dn]: Decrease the OSD valueʳHorizontal Sizecolor. And it should not be selected.3. Under native mode, Sharpness shallbe disabled with gray color. And itshould not be selected.4. Under SRGB mode, DynamicContrast shall be disabled with graycolor. And it should not be selected.5. When move to Dynamic Contrast,the right-bottom side icon willchange to “[ 2 ]: ;/ ”1. Adjust range 0 to 1002. Key button definition:[1]: Back to Manual Image AdjustOSD[Up]: Increase the OSD value setting[Dn]: Decrease the OSD valueFine Tune1. Adjust range 0 to 1002. Key button definition:[1]: Back to Manual Image AdjustOSD[Up]: Increase the OSD value setting[Dn]: Decrease the OSD valueʳSharpness1. Adjust range 0 to 100(0,25,50,75,100)2. Default 503. Key button definition:[1]: Back to Manual Image AdjustOSD[Up]: Increase the OSD value settingViewSonic Corporation22VX2433wm-1CONFIDENTIAL – DO NOT COPY VX2433wm-CN

[Dn]: Decrease the OSD valueʳDynamic ContrastSwap on and off the Dynamic ContrastfunctionDefault OffWhen Dynamic Contrast is on, belowfunctions will be disabled:1. Brightness/Contrast menu2. SRGB selection in Color Adjust3. White balance hot key4. DDC/CI BR/CT adjustmentResponse TimeStandardOver Drive off1. Show on existing Response Timesetting by red color2. Key button definition:[1]: Back to previous OSD status[2]: Change to the selected ResponseTime setting.[Up]: Scroll up the slider(When push the button on the topposition, the slider shall go down tothebottom item)[Dn]: Scroll down the slider(When push the button on thebottom position, the slider shall goup to the top item)3. Default AdvancedAdvancedOver Drive Level 1( best quality with over drive )Ultra FastOver Drive Level 2ViewSonic Corporation23VX2433wm-1CONFIDENTIAL – DO NOT COPY VX2433wm-CN

( faster than level 1)Aspect Ratio4:3Change aspect ratio to 4:3Full ScreenFill screen with panel native aspect ratio.1. Show on existing Aspect Ratiosetting by red color2. Key button definition:[1]: Back to previous OSD status[2]: Change to the selected DisplayMode setting.[Up]: Scroll up the slider(When push the button on thetop position, the slider shall godown to thebottom item)[Dn]: Scroll down the slider (Whenpush the button on the bottomposition, the slider shall go up tothe top item)3. Default full screenNote :1.When input signals arewide format, this function isdisable.2.When input signals are non-wideformat. this function is enable.Display ModeRGB ModeSet color space to RGB mode for PC timingmodeYUV Mode1. This function toggles RGB and YUVdisplay mode.Set color space to YUV mode for HD timingmode2. Show on existing Display ModeViewSonic Corporation24VX2433wm-1CONFIDENTIAL – DO NOT COPY VX2433wm-CN

setting by red color3. Key button definition:[1]: Back to previous OSD status[2]: Change to the selected DisplayMode setting.[Up]: Scroll up the slider(When push the button on thetop position, the slider shall godown to thebottom item)[Dn]: Scroll down the slider(When push the button on thebottom position, the slider shall goup to the top item)4. Save PC timing and DTV timingsetting separately.5. Default RGB Mode ( DVI &VGA) ,6. HDMI is auto detected by Info Frame : ,YPbPr - HD mode,Non-YPbPr - PC mode.7. It will recall to default after AC/DC on/off ormode change.ECO ModeStandardOSD adjust range 0 to 100OptimizeOSD adjust range 0 to 100Conserve1. This function toggles ECO mode.OSD adjust range 0 to 1002. Show on existing ECO Mode settingby red color3. Key button definition:[1]: Back to previous OSD status[2]: Change to the selected DisplayViewSonic Corporation25VX2433wm-1CONFIDENTIAL – DO NOT COPY VX2433wm-CN

Mode setting.[Up]: Scroll up the slider(When push the button on thetop pos

3.5 mm jack (blue) 3.5 mm jack (green Internal Power Adapter, 3-pin plug (CEE22) 7 POWER Voltage Consumption ECO Mode ³ Typ/Max Optimize Conserve AC 100-240V (Universal); 50-60 Hz 45 W (typ.) / 55 W (Max) 37 W (typ.) 30 W (typ.) ViewSonic Corporation VX2433wm-1 4 CONFIDENTIAL - DO NOT COPY VX2433wm-CN