Manuals / Mitsubishi Electronics / TV and Video / Flat Panel Television

Mitsubishi Electronics WD-62527, WD-62528, WD-52528 Command Input Circuitry Serial Control Lines

Models: WD-62528 WD-52528 WD-62527

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Page 57

MODELS: WD-52527 / WD-52528 / WD-62527 / WD-62528

Command

Input Circuitry

Serial Control Lines

Page 57

Image 57

Mitsubishi Electronics WD-62527, WD-62528, WD-52528 specifications Command Input Circuitry Serial Control Lines

Contents

2005 Page Contents Model WD-52527 / WD-52528 / WD-62527 / WD-62528 Servicing use only recommended Lead-Free solder refer to CharacteristicsSafety Precautions SCREEN-ASSY Removal Speaker Grille RemovalMetal Support Plate Removal BACK-COVER RemovalRelease Cable Clamps & Disconnect CE Connector Chassis Mounting Screws RemovalClamp On the right side of the chassis from the rear AC CordChassis removal from the Cabinet J8F01FC Complete Chassis RemovalChassis Sequence of Disassembly Assy PWB- Terminal Removal Figure Chassis Cover Removal 1 Remove the 4 screws aChassis Upper Shield Removal Figure PWB-POWER Removal FigurePWB-MICRO Removal Referring to Figure Chassis Rear Shield Removal FigurePWB-DM Removal Figure PWB-RISER and PWB-FORMAT Removal Referring to FigureLight Engine and Associated Components Light Engine ReplacementLight Engine Removal Procedure Light Engine Rear ViewPreliminary Remove two screws c from Fan Plate and remove Model WD-52527 / WD-52528 / WD-62527 / WD-62528 Installation Lenticular Screen and Fresnel Lens Removal Servicing the Lenticular Screen and Fresnel LensBezel Removal Front View Installing the Fresnel Lens & Lenticular Screen Lenticular Screen and Fresnel Lens InstallationOption Menu LED Indicator Diagnostics AV Reset DefaultsError Codes Two Electrical Adjustments Remote Control Operational ModesTwo Mechanical Adjustment Activating the Adjustment ModeAdjusting Data Adjustment SelectionTerminating the circuit adjustment mode Saving DataLight Engine Adjustments Rotation Adjustment Trapezoid Distortion AdjustmentClockwise Rotation Needed Counter Clockwise Rotation NeededFormat Circuit Horizontal/Vertical Position Adjust- ment Micro / Terminal PWB Troubleshooting Power PWB Troubleshooting LCD Engine Internal Layout Lamp Protect Line Pb-Free Display Pb SolderReplacement Chip Parts Removal Resistors, Capacitors, etcChip Parts Removal Transistors Critical and Warranty Parts Designation Parts OrderingParts Tolerance Codes Quick Reference for Common Parts Ref # Part Name & Description Integrated CircuitsDiodes TransistorsChip UDZS3.9B CoilsCORE-FERRITE ZBF503D-01 L9D00 L9D02L9D06 Variable Resistors TransformersResistors CapacitorsCER AC250V E2200P-M C9A10C9A13 C9A14Miscellaneous SwitchesAccessories Printed Circuit BoardsCosmetic Parts Ref # Part Name & Description WD-525427 Screen PartsWD-62527 WD-52528Screen Assembly Exploded View Models WD-52527 / WD-52528 / WD-62527 / WD-62528 Lamp Ballast DC Supply Fans Power Supply Analog Video Signal Path Digital Video Signal Path Sound Signal Path Command Input Circuitry Serial Control Lines Lamp Control Circuitry Shutter Control Models WD-52527 / WD-52528 / WD-62527 / WD-62528 Models WD-52527 / WD-52528 / WD-62527 / WD-62528 PWB-DM Contents Audio Supply SwitchDoubler Circuit AC-OFF DetectChassis To Sensors & Fans To Ballast ContentsTo Shutter Control TO/FROM RiserSdram Data BUS Sdram Address BUSFMT Board Input BUS Control To DM BoardSdram Address SN74CBTD1G125DBVR M306V7FGFP#U0TC7SA 08FU T883C446 MODEL/GROUP NumbersSYS5 SYSTEM-5 MicroSN74HC132DB SN74LVC1G125DBVRA05FP Video SwitchingTmdspgnd R0XCRsvda R1XCINPUT1 TA to Signal PWB VID-SWCOMP-1 COMP-2 DVI-1 DVI-2UPC3221GV IF+TO/FROM Interface TO/FROM Power M306H2FCFP AX823MEUKTC7SET08F To PWB-TERMINAL