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Acer B193R manual Main Board Layout, Symbol, Description

Models: B193R

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Main Board Layout

Main Board Layout

Symbol	Description	Symbol	Description
CN407	WAFER	CN102	DVI 24PIN CONNECTOR
CN301	WAFER 9P RIGHT ANELE PITCH	U203	IC NT68665MFG-128 QFP-128L

CN402	CONNECTOR	U301	IC AP1117D33LA TO252-3L ATC

CN101	D-SUB 15PIN	U304	IC AP1117E18LA SOT223-3L ANACHIP

U204	IC AF24BC16-SI 16K SOIC-8

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Acer B193R manual Main Board Layout, Symbol, Description

Contents

Acer B193R Service Guide Version Service Guide Version and RevisionRelease Date Revision HistoryDisclaimer CopyrightTrademarks ConventionsWarning For FCC Certified Models PrefaceSpecial Notes On LCD Monitors PrecautionsTable Of Contents Chart of B193R Monitor FeaturesChapter IntroductionStandard Test Conditions Electrical RequirementsLCD Monitor General Specification General Specifications LCD Panel SpecificationElectrical Characteristics Mechanical InformationOptical Specifications Support Timing Monitor Block Diagram Main Board Diagram Software Flow Chart Remark Symbol Main Board LayoutSymbol DescriptionInstallation Attaching/Removing The Base Screen Position AdjustmentHeight Adjustment Monitor Pivot TiltSwivel External Controls Operating InstructionsFront panel controls ChaptereColor Management OSD How to Adjust a Setting Adjusting the picture Page Using The Right Power Cord LogoHow To Optimize The DOS-Mode Plug And Play Plug & Play DDC2B Feature Chapter Machine DisassemblyDisassembly Procedure 3. Remove the lamp connectors and the screw. Fig 5. Remove the screws to remove the main board and power board. Fig This chapter provides troubleshooting information for the B193R Troubleshooting1. No Power ChapterCheck Correspondent component 2. No Picture LED is orange3. Panel Power Circuit Is Key Pad Board connecting normally? Y NG Is Button Switch normally? 4. Key BoardConnect 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 InformationD-SUB connector ChapterDVI Connector FRU Field Replaceable Unit List Exploded Diagram Model B193RChapter Description Part ListPicture Power Board Main Board FFC CABLE Main Board Schematic DiagramChapter DVI CIRCUIT170A8/90B8 EXTEDID MCU POWER170P8 2007/03/05VI VO GND modify3 PANELPWR PANELIDXMenu/Up/Down key Auto/Left/Right key070722 Change toCOMP VCC Power board钡竲 э 1IN+ F801 0R05 1/4W2IN+ FEEDBACKCN603 LayoutCN604 add C617 C618POWER CONNECTORPOWERKey POWER Key