Mitsubishi Electronics WD-73C9, WD-52527 Rear Terminal Cover Removal, Power Supply Shield Removal

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MODELS: WD-60C9 / WD-65C9 / WD-73C9 / WD-60737 / WD-65737 / WD-73737 / WD-82737

WD-65837 / WD-73837 / WD-82837

CHASSIS REMOVAL & DISASSEMBLY (Continued)

PG2

(Rear)

C(V41+)

RS232C

A

D

D

Rear Terminal Cover Removal

1)Remove nut (A) from the ANT input.

2)Disconnect connector PG2 from the rear of the RS232C assembly (V41+ only).

3)Remove screws (C) and (D).

4)Remove the Terminal Cover from the chassis.

POWER

SUPPLY

SHIELD

Power Supply Shield Removal

1)Remove screw (A).

2)Remove the Power Supply Shield from the chassis.

PWB-POWER Removal

1)Remove screws (B).

2)Disconnect all cables from the PWB-POWER.

3)Lift the PWB-POWER from the chassis.

PWB-POWER Installation

NOTE: The PWB-POWER should be re-installed so the Heat Sink is opposite the Power Supply Shield.

PWB

POWER

B

A

HEAT SINK

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Contents Specifications Mitsubishi Digital Electronics AMERICA, INCPage Contents Chip Parts Replacement Replacement Parts Product Safety Notice IntroductionSafety Precautions Safety PrecautionChassis Removal & Disassembly Back Cover RemovalBack Cover Removal Chassis RemovalPower Supply Shield Removal PWB-POWER RemovalPWB-POWER Installation Rear Terminal Cover RemovalPWB-MAIN Removal PWB-MAIN InstallationTop Chassis Brackets Removal Optical Engine Assembly PWB-BALLAST ReplacementOptical Engine Assembly Component and Connector Locations Rear ViewOptical Engine Replacement Optical Engine Assembly RemovalDuct Assembly Removal Upper Duct Assembly Removal ProcedureOptical Engine Replacement Duct Interior ComponentsEngine Replacement Reverse the Removal Procedure Lower Duct RemovalColor Wheel Replacement Procedure Color Wheel ReplacementSymptoms Projection Lens Replacement Projection Lens Replacement ProcedureScreen Replacement 60, 65 & 73 Models Screen Assembly Removal and ReplacementScreen Removal From the Bezel-Front Lenticular Screen and Fresnel Lens Replacement Lenticular Screen and Fresnel Lens RemovalScreen Assembly Removal Front Cover and Pedestal RemovalAssembly Lenticular Screen and Fresnel Lens Disassembly Mirror Replacement 82 Models Mirror ReplacementMirror Replacement 60, 65 & 73 Models V41+ Models Only Speaker ReplacementPWB-SBL Replacement Remote Control Remote Control USE for ServiceOption Menu Digital Signal StrengthOption Menu Reset / Initialization Reset / Initialization GuideReset / Initialization Initial Settings LED Indications and Self Diagnostics Self DiagnosticsError Code LOG Error CodesError Codes Service Adjustments Horizontal and Vertical Position Adjustment Manual Geometry Alignment Select Straightest Red Line Top Select Straightest Red Line Bottom Data Transfer Pb Solder Chip Parts Replacement Replacement Parts Quick Reference ALL ModelsDiodes Integrated CircuitsTransistors Coils TransformersVaristors ResistorsSwitches Capacitors and TrimmersCapacitors MiscellaneousPrinted Circuit Boards Cosmetic PartsAccessories Mirror KitsScreen Parts 60, 65 & 73 Models Front Mirror Preparation Mirror KIT Parts ListStiffener Installation Inch Mirror Assembly PWB Power Used In Circuit Main Smps PWB Main PWB Power Asic Tmds PWB-RS232 18VS IC901012VS IC9030V41+ Only PG2IC9A07 To Main 03,10IC1B01 IC1B02VR2A41 VR2A42VR2A43 VR2A44IC4A01 IC4A02IC4F01 DDR1DQS1MAIN-01 3.3VS IC4L03IC4L05 MAIN-07IC5A02 IC5A03IC5A01 22 R5A26 22 R5A25 22 R5A24IC6C02 R07IC3A00 IC3C00To Main 01/09 IC7A01P7E01 IC7E01LE3 D8000 for V41+ OnlyS8000 for V41+ Only IC8300
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