Mitsubishi Electronics WD-52527, WD-73837, WD-60737, WD-65737, WD-65837, WD-65C9, WD-73737, WD-73C9, WD-82737, WD-82837 SCREEN REPLACEMENT 82 Models

Page 19

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

WD-65837 / WD-73837 / WD-82837

A A

SCREEN REPLACEMENT 82” Models

Front Cover and Pedestal Removal

1 ) Remove screws (A) around the bottom rear edge.

2 ) Open the front control panel door and remove screws (B).

3 ) Lift the Pedestal and Front Cover away from the front.

FRONT

COVER PEDESTAL

Screen Assembly Removal

1 ) Remove screws (C) from the bottom front of the screen assembly ..

2 ) Remove screws (D) from the top rear edge of the screen bezel.

NOTE: Leave one screw secure at the top. Then support the assembly to prevent it from falling while

removing the remaining screw .

DDD

Contents

Main SerSer SerSer Servicevice Pb Solder vicevice vice ManualManual ManualManual Manual Page CONTENTS Page Pb Solder INTRODUCTION PRODUCT SAFETY NOTICE SAFETY PRECAUTIONS 1. Cold Check 2. Hot Check ...Use the circuit shown below to perform the hot check test. GWG - Green Wire Ground (Earth Ground) BACK COVER REMOVAL DISASSEMBLY CHASSIS REMOVAL & DISASSEMBLY (Continued) MODELS: WD-60C9 / WD-65C9 / WD-73C9 / WD-60737 / WD-65737 / WD-73737 / WD-82737 Top Chassis Brackets Removal B C CHASSIS REMOVAL & DISASSEMBLY (Continued) PWB-MAIN Removal PWB-MAIN Installation TOP CHASSIS BRACKETS A LATCH CJ4 (HV To Lamp) CJ3 CJ1 RETAINING HOOKS OPTICAL ENGINE REPLACEMENT OPTICAL ENGINE ASSEMBLY REMOVAL Figur e 1: Duct Assembly (Rear View) DUCT ASSEMBLY REMOVAL Upper Duct Assembly Removal Procedure OPTICAL ENGINE REPLACEMENT (Continued) Figur e 4: Lower Duct Rear Mounting Screw Figure 5: Lower Duct Front Mounting Screw LOWER DUCT REMOVAL ENGINE Replacement (Reverse the Removal Procedure) COLOR WHEEL REPLACEMENT SYMPTOMS B Figur e 2: Color Wheel COLOR WHEEL REPLACEMENT PROCEDURE PROJECTION LENS REPLACEMENT A Remove LENS COLLAR SCREEN REPLACEMENT 60, 65 & 73 Models Screen Assembly Removal and Replacement Screen Removal From the Bezel-Front Lenticular Screen and Fresnel Lens Replacement Lenticular Screen and Fresnel Lens Removal SCREEN REPLACEMENT 60, 65 & 73 Models (continued) SCREEN REPLACEMENT 82 Models Front Cover and Pedestal Removal Screen Assembly Removal DDD Lenticular Screen and Fresnel Lens Removal SCREEN REPLACEMENT 82 Models (continued) AX4 Lenticular Screen and Fresnel Lens Replacement SCREEN REPLACEMENT 82 Models (continued) Lenticular Screen and Fresnel Lens Disassembly MIRROR REPLACEMENT MIRROR REPLACEMENT - 60, 65 & 73 Models MIRROR REPLACEMENT - 82 Models SPEAKER REPLACEMENT PWB-SBL REPLACEMENT APWB-SBL HOLDER REMOTE CONTROL USE FOR SERVICE REMOTE CONTROL OPTION MENU DIGITAL SIGNAL STRENGTH OPTION MENU Reset / Initialization Guide Page 26 RESET / INITIALIZATION e Reset Name When to use How to use Re sul ting Action MODELS: WD-60C9 / WD-65C9 / WD-73C9 / WD-60737 / WD-65737 / WD-73737 / WD-82737 RESET / INITIALIZATION (Continued) Page 28 WD-65837 / WD-73837 / WD-82837 A. A/V Memory RESET / INITIALIZATION (Continued) A/V Initial Settings B. A/V Reset SELF DIAGNOSTICS LED INDICATIONS AND SELF DIAGNOSTICS Fr ont Panel (Location and Appearance Differs by Model) ERROR CODES ERROR CODE LOG NOTE ***** PAGE (001/001) ***** E RROR C ODES SERVICE ADJUSTMENTS Electrical Adjustments 4Data (VPOS) Test Equipment and Test Patterns SERVICE MODE Horizont al and V ertical Position Adjustment Index Delay Adjustment Manual Geometry Alignment + C ursor + Adjust ment Points (16 Tot al) Al ign Cursor + Flush With Bezel Edge Se lect Strai ght est Blu e Lin es Sel ect St raightest Red Line (Top) Sele ct Str a i gh tes t R ed L ine (Bott o m ) Data Transfer Using Lead Free Solder Pb Solder Figur e 1: Pb-Free display on PWB Displays used to indicate Pb-free Pb Joints Pb PCA CHIP PARTS REPLACEMENT REPLACEMENT PARTS QUICK REFERENCE ALL M ODELS OPTICAL ENG INE & M ISC. PARTS PRINTED CIRCUIT BOARDS INTEGRATED CIRCUITS TRANSISTORS DIODES COILS TRANSFORMERS VARISTORS RESISTORS CAPACITO RS CAPACITORS AND TRIMMERS SWITCHES MISCELLANEOUS PRINTED CIRCUIT BOARDS COSMETIC PARTS ACCESSORIES MIRROR KITS SCREEN P ARTS - 60, 65 & 73 MODELS 73" BEZEL 6 CORNERS X 2 Page MIRROR KIT PARTS LIST MIRROR PREPARATION STI FFENER INSTALLAT ION Side Stiffener To p Stiffener AF 60 Inch Mirror Assembly 82 Inch Mirror Assembly 60mm 84mm 89mm B B Page PD Source Used In Circuit Page Page PWB PREAMP PWB CONTROL PWB-SW-LAMP OPTICAL ENGINE PWB POWER Page CD DLP ENGINE ES LE Molex 78128-1001 BALLAST FAN (Scirocco FAN) LIVE COLD NL V Q9B01 MUTE AVR 61 RS232 IC1B01 TO FRONT USB IC1B02 UB USB2.0 IC2A01 VR2A33 VR2A34 VR2A31 J2A03 VR2A32 HDMI CONNECTOR MAIN-10 MICRO MAIN-04 MAIN-01 IC4A02 IC4A01 MAIN-06 MAIN-04 ROM/EBI Boot St. 3.3VS TO 2.5VS MAIN-07 LVDS TO ASIC MAIN-03 IC4L01 IC4L02 TDI TDO TMS TO MAIN 08 (TMDS) R5A2522 ASIC-DTOM ASIC-RSTN IC5A01 TO MAIN 08 (TMDS) IC5A03 MM1701AHBE ASIC-MTOD ASIC-CLK ASIC-CS CLK-FI 3.3VS IC6C00 SiI7170CMHU TO ENGINE TO MAIN 07 (ASIC) TO MAIN 10 (MICRO) TO MAIN 01 (DCDC/JACK) DAC MAIN 01 [DCDC/JACK] MAIN 04 [DMCORE] [MICRO] SPEAKERS MAIN 10 MAIN 01 [DCDC/JACK] IC7A01 SBL REMOCON PRE-AMP S8002 VOL-DOWN/ CH-UP/ PWB-CONT LE2 TO PWB-MAIN LE PWB-SBL PWB-RS232

Mitsubishi Electronics SCREEN REPLACEMENT 82 Models

Models: WD-52527 WD-73837 WD-60737 WD-65737 WD-65837 WD-65C9 WD-73737 WD-73C9 WD-82737 WD-82837

SCREEN REPLACEMENT 82” Models

Front Cover and Pedestal Removal

Screen Assembly Removal

DDD