Samsung 205BW service manual Contents

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Contents

1. Precautions ………………………………………………………………………………………………………………………………………1-1

1-1 Safety Precautions ……………………………………………………………………………………………………………………… 1-1

1-2 Servicing Precautions …………………………………………………………………………………………………………………… 1-2

1-3 Electrostatically Sensitive Devices (ESD) Precautions ……………………………………………………………………………… 1-2

1-4 Installation Precautions ………………………………………………………………………………………………………………… 1-3

2.Product specifications …………………………………………………………………………………………………………………………2-12-1 Fashion Feature…………………………………………………………………………………………………………………………… 2-1 2-2 Specifications ……………………………………………………………………………………………………………………………… 2-1 2-3 LS20BRD feature ………………………………………………………………………………………………………………………… 2-2 2-4 Spec Comparison ………………………………………………………………………………………………………………………… 2-3 2-5 Option Specification ……………………………………………………………………………………………………………………… 2-4

3.Alignments and Adjustments …………………………………………………………………………………………………………………3-1

3-1 Required Equipment …………………………………………………………………………………………………………………… 3-1

3-2 Automatic Color Adjustment …………………………………………………………………………………………………………… 3-1

3-3 DDC EDID Data Input …………………………………………………………………………………………………………………… 3-1

3-4 Service Function Spec. ………………………………………………………………………………………………………………… 3-2

3-5 Hidden Key list …………………………………………………………………………………………………………………………… 3-3

3-6 EDID Installation with Windows Program ………………………………………………………………………………………………3-4

3-7 Execution Items after replacing the main board ………………………………………………………………………………………3-4

4.Troubleshooting …………………………………………………………………………………………………………………………………4-14-1 No Power ……………………………………………………………………………………………………………………………………4-1 4-2 No Video (PC Analog Signal) …………………………………………………………………………………………………………… 4-3 4-3 No Video (PC Digital Signal) …………………………………………………………………………………………………………… 4-5

5.Exploded View and Parts List ………………………………………………………………………………………………………………5-15-1 LHA20WS Exploded View ……………………………………………………………………………………………………………… 5-1 5-2 LHA20WS Parts List ……………………………………………………………………………………………………………………… 5-2

6.Electrical Parts List ……………………………………………………………………………………………………………………………6-16-1 LHA20WS Parts List ……………………………………………………………………………………………………………………… 6-1

7.Block Diagram …………………………………………………………………………………………………………………………………7-1

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Contents SERVICEManual Trademarks CopyrightContents Front …………………………………………………………………………………………………………………………………… Page MagicBright button Adjust buttonsFront Menu buttonPower button RearAuto button Page Removing the base Using the StandMonitor Mounting interface pad Attaching a BaseMemo PCB Diagram Memo Disassembly Disassembly and ReassemblyReassembly Block description Circuit DescriptionsMicom Block operatingTechnical Terms Reference InfomationHorizontal Frequency ResolutionDot Pitch Vertical FrequencyConnecting the Monitor Sync Type Pin AssignmentsTiming Chart ModeTiming Preset Timing Modes Vendor P/N Panel Description14-8 14-9 14-10 No Power TroubleshootingWaveforms No Video PC Analog Signal Waveforms No Video PC Digital Signal Waveforms DDC Edid Data Input Alignments and AdjustmentsAutomatic Color Adjustment Required EquipmentHow to Display Service Function OSD Service Function SpecFunction Action method Hidden Key listDDC Input MethodWindows Program After Replacing the Maing Board Execution Items after replacing the main boardMemo LS20HAWCSZ/EDC Parts List Electrical Parts ListHdcp Level Loc. No Code No Electrical Parts List C201 Micom BOX Memo Block Diagram Block Diagrams Wiring Diagram Memo Safety Precautions PrecautionsElectrostatically Sensitive Devices ESD Precautions Servicing PrecautionsInstallation Precautions Memo
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