Acer B243W manual Inverter Board Main Board USB Board

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Inverter Board

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Contents Acer B243W Service Guide Revision History Service Guide Version and RevisionVersion Release DateConventions CopyrightDisclaimer TrademarksWarning For FCC Certified Models PrefaceSpecial Notes On LCD Monitors PrecautionsTable Of Contents Introduction Monitor FeaturesChart of B243W ChapterStandard Test Conditions Electrical RequirementsLCD Monitor General Specification General Specifications LCD Panel SpecificationMechanical Information Electrical Characteristics Optical Specifications Horizontal Support Timing VESA MODESVertical Monitor Block Diagram Crystal Main Board DiagramSoftware Flow Chart Remark Symbol Main Board LayoutInstallation Height Adjustment Screen Position AdjustmentAttaching/Removing The Base Swivel TiltMonitor Pivot External Controls Operating InstructionsFront panel controls eColor Management OSD How to Adjust a Setting Adjusting the picture Page How To Optimize The DOS-Mode Plug And Play Plug & Play DDC2B Feature LogoUsing The Right Power Cord Disassembly Procedure Machine Disassembly3. Release the shield inverter and lamp connectors. Fig Page Page This chapter provides troubleshooting information for the B243W Troubleshooting1. No Power 2. No Picture LED is orange 3. White screen OSD is unstable or not working NG 4. Key BoardIs Key Pad Board connecting normally? Y NG Is Button Switch normally? Connect Key Board Replace Button Switch Replace Key Board5. Adapter/Inverter Board No power W/LED No Backlight The following figure shows the connector locations on the monitor Connector InformationD-SUB connector DVI Connector Chapter Exploded Diagram Model B243W FRU Field Replaceable Unit List Picture Part ListAdapter Board Inverter Board Main Board USB Board LVDS Cable FOR SCALER POWER Schematic DiagramMain Board POWER INPUTCABLE NOT DVICONNECTMCUCABLE CONNECTIONREVC MST9200A-LF1M X 16bit =512K X 2Bank AUDIOSTDBY HI For HDCPAUDIOMUTE AUDIOCONN CONNECTLVDS INTERFACE CN703PSON Adapter boardON/OFF T5A 250VACImprove EMI THE PIN ADDED FERRITE BEAD THE SOLUTION FOR EMI400V In SVT Add itOVP Over Voltage Protation Inverter boardQ810 C829 POWER Key CONNECTORPOWER POWERKeyUpstream PowerEEPROM/Config Power Regulator