Daewoo 531X service manual General Information, Abbreviations

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GENERAL INFORMATION

This color monitor automatically scans all horizontal frequencies from 30KHz to 54KHz, and all vertical frequencies from 50Hz to 160Hz. This color monitor supports IBM PC, PC/XT, PC/AT, personal System/2 (PS/2), Apple Macintosh, and compatible users crisp text and vivid color graphics display when using the following graphics adapters : (VGA, 8514/A, Super VGA, VESA and XGA and Apple Macintosh Video Card). And so, this color monitor has a maximum horizontal resolution of 1024 dots and a maximum vertical resolution of 768 lines for superior clarity of display.

By accepting analog signal inputs which level is zero to 0.7 Volts. This color monitor can display and unlimited palette of colors depending on the graphics adapter and software being used.

Abbreviations

ADJ

Adjustment

AFC

Automatic Frequency Control

CRT

Cathode Ray Tube

Def

Deflection

D.Y

Deflection Yoke

FBT

Flyback Transformer

H.SYNC

Horizontal Synchronization

OSC

Oscillator

P.S.U

Power Supply Unit

PWA

Printed Circuit Board Wiring Assembly

R.G.B

Red, Green, Blue

V.Sync

Vertical Synchronization

 

 

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Contents XGA Color Monitor Contents Safety Check Safety PrecautionsFire & Shock Hazard Implosion ProtectionSymbols in the manual General Safety InformationSymbols as marked on equipment Terms in the manualGeneral Servicing Precautions Servicing PrecautionsGeneral Soldering Guidelines Electrostatically Sensitive ES DevicesReplacement IC Removal/ReplacementSmall-Signal Discrete Transistor Removal/Replacement RemovalPower IC, Transistor or Devices Removal/Replacement Diode Removal/ReplacementTechnical Information Abbreviations General InformationPin Signal PIN ConnectorControl Panel Operation and AdjustmentKey Process OSD Functions Adjust the horizontal picture moire cancellation Standard Adjustment Conditions Alignment ProcedurePre-Adjustment Method to launch the factory modePage Troubleshooting Hints No CharacterNo Character No Raster No RasterOne color is Missing Missing ColorAbnormal OSD Font Abnormal OSD FontVGA Horizontal Output CircuitUnstable Picture Unstable Picture HorizontalVertical Monitor remains Unfocused FocusPoor convergence ConvergenceAbnormal Size Abnormal Picture Horizontal SizeVertical Size Side-Pincushion Circuit Trouble in P.S.U Power Supply Unit P.S.UU O.K Block DiagramPCB Layout Main PCB Solder Side CRT PCB Component Side CRT PCB Solder Side Power & Connection Section Schematic DiagramControl & Vert. out Section Horizontal Section Video Section Exploded View Diagram Important Safety Notice Information of Part DescriptionAbbreviation of Description PART-NAME PART-DESC Electrical Parts ListLOC LED Metal Film Diode TVR1G TPA1 686, AHYEON-DONG MAPO-GU SEOUL, Korea