Table Of Contents - Mitsubishi Electric WD-57733 Service Manual

MODELS: WD-57733 / WD-65733 / WD-73733 / WD-57734 / WD-65734 / WD-73734 / WD-C657
WD-Y577 / WD-Y657 / WD-57833 / WD-65833 / WD-73833
INTRODUCTION ................................................................................................................................ 5
Dimensions, weight, power usage, etc. ........................................................................................... 5
PRODUCT SAFETY NOTICE ............................................................................................................. 5
SAFETY PRECAUTIONS ................................................................................................................. 6
DISASSEMBLY .................................................................................................................................. 7
Back Cover Removal ....................................................................................................................... 7
Chassis Removal ............................................................................................................................ 7
Chassis Disassembly ..................................................................................................................... 8
OPTICAL ENGINE............................................................................................................................ 13
Optical Engine Removal from cabinet ............................................................................................ 13
Optical Engine Removal from Sub Assembly ................................................................................. 14
Optical Engine Sub Assembly ....................................................................................................... 15
Engine Installation & Ballast Removal ........................................................................................... 16
SCREEN DISASSEMBLY ................................................................................................................. 17
Rear Escutcheon Removal (V38 models ONLY) ............................................................................ 17
Screen Assembly (Bezel) Removal ............................................................................................... 17
Screen Removal From Bezel ......................................................................................................... 19
Screen Replacement. ................................................................................................................... 21
SPEAKER & PWB-SBL Replacement ............................................................................................ 22
Speaker Replacement ................................................................................................................... 22
PWB-SBL-L & PWB-SBL-R Replacement (V38 models ONLY) .................................................... 22
INITIAL SETTINGS, INITIALIZATION & TROUBLESHOOTING ....................................................... 23
Option Menu & Remote Controls .................................................................................................. 23
Digital Signal Strength ................................................................................................................... 23
Reset and Initialization .................................................................................................................. 24
Initial Settings ............................................................................................................................... 25
LED Indications ............................................................................................................................ 27
Error Code Operation .................................................................................................................... 28
Lamp Troubleshooting ................................................................................................................... 29
SERVICE ADJUSTMENTS ............................................................................................................... 31
Equipment & Test Signals ............................................................................................................. 31
Circuit Adjustment Mode ............................................................................................................... 31
Horizontal & Vertical Centering Adjustment ................................................................................... 32
Manual Keystone Geometry Alignment ......................................................................................... 32
Full Adjustment Mode Activation .......................................................................................... 32
Full Adjustment Mode Procedure ......................................................................................... 33
Touch Up Adjustment Mode ................................................................................................. 34
Data Transfer ................................................................................................................................ 34
USING LEAD FREE SOLDER .......................................................................................................... 35
CHIP PARTS REPLACEMENT ......................................................................................................... 36
REPLACEMENT PARTS .................................................................................................................. 37
Parts Ordering .............................................................................................................................. 37
CONTENTS
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