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Acer V203W manual Power Board Main Board

Models: V203W

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Power Board

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Acer V203W manual Power Board Main Board

Contents

Acer V203W Service Guide Service Guide Version and Revision VersionRelease Date Revision HistoryCopyright DisclaimerTrademarks ConventionsPreface Warning For FCC Certified ModelsPrecautions Special Notes On LCD MonitorsTable Of Contents Monitor Features Chart of V203WChapter IntroductionElectrical Requirements Standard Test ConditionsLCD Monitor General Specification LCD Panel Specification General Specifications Functional Block DiagramElectrical Characteristics TFT LCD Module－Power Specification Backlight UnitOptical Specifications Horizontal Support TimingVertical Monitor Block Diagram Main Board Diagram H sync V sync RGB D-Sub Connector CN403Crystal X401 12MHz LCD Interface CN101Software Flow Chart Remark Main Board Layout Installation Attaching Attaching/Removing the BaseRemoving Operating Instructions External ControlsFront panel controls ChaptereColor Management OSD How to Adjust a Setting Adjusting the picture Page OSD Message a. Outline b. The Description For OSD MessageHow To Optimize The DOS-Mode Plug And Play Plug & Play DDC2B Feature LogoUsing The Right Power Cord Disassembly Procedure Machine DisassemblyChapter 4. Remove the lamp connectors and the screw. Fig 3. Remove the back cover and bezel. Fig6. Remove the screws to remove the main board and power board. Fig Troubleshooting This chapter provides troubleshooting information for the V203W1. No Power Chapter2. No Picture LED is orange Measure U702 Pin2=3.3V3. Panel Power Circuit 4. Key Board Is Key Pad Board connecting normally? Y NG Is Button Switch normally?Connect Key Board Replace Button Switch Replace Key Board OSD is unstable or not working NG5. Power Board No power W/LED No Backlight The following figure shows the connector locations on the monitor Connector InformationChapter Chapter Exploded Diagram Model V203WFRU Field Replaceable Unit List Picture Part ListDescription Power Board Main Board Schematic Diagram Main BoardChapter to CN403LVDS OUTPUTNT68625HMFG U401For Debug Use VIN VOUT Cancel 5V to 1.8V LDO,because the Scaler can support itVin Vout ADJ Power board Page CONNECTOR POWERLBADC1 MENU