Mitsubishi Electronics specifications CONTENTS

MODELS: WD-52627 / 52628 / 62627 / 62628 / 62827 / 62927 / 73727 / 73827 / 73927
Page 3
INTRODUCTION ................................................................................................................................5
Model Dimensions and Weight Specifiations................................................................................... 5
PRODUCT SAFETY NOTICE ............................................................................................................. 5
SAFETY PRECAUTIONS .................................................................................................................6
DISASSEMBLY................................................................................................................................. 7
Front Disassembly (WD-52627 / WD-52628 / WD-62627 / WD-62628............................................. 7
Front Disassembly (WD-62827) ......................................................................................................8
Front DisassembLY (WD-62927)................................................................................................... 11
Front Disassembly (WD-73727 / WD-73827)................................................................................. 15
Front Disassembly (WD-73927) ....................................................................................................17
Rear Disassembly ........................................................................................................................ 19
Chassis Disassembly & Accessing PWBs ................................................................................... 20
Out of Cabinet Chassis Operation .................................................................................................26
52” & 62” Models Optical Engine Replacement .............................................................................29
73” Models Optical Engine Replacement ...................................................................................... 34
DIAMOND SHIELDTM Removal........................................................................................................ 38
SERVICING THE LENTICULAR LENS AND FRESNEL SCREEN..................................................... 39
Removal of the Lenticular Screen and Fresnel Lens ......................................................................39
Installation of the Lenticular Screen and Fresnel Lens................................................................... 40
ADJUSTMENTS ...............................................................................................................................41
Option Menu & Defaults ................................................................................................................41
LED Indicator Diagnostics............................................................................................................. 42
Error Codes Operational Check..................................................................................................... 43
Remote Operational Mode ............................................................................................................ 44
Service Adjustment Mode ............................................................................................................. 44
Service Adjustment Mode Operation .................................................................................... 44
Resetting Data to factory values and Transferring data .........................................................45
Optical Engine Adjustment............................................................................................................ 46
Test Signal activation........................................................................................................... 46
Preliminary ................................................................................................................................... 46
Accessing Mechanical Adjustments ............................................................................................. 47
Models WD-52627 / 62627 / 52628 / 62628 ......................................................................... 47
Models WD-63827 & WD-62927 .......................................................................................... 48
Models WD-73727 / 73827 &WD-73927 ...............................................................................49
Locking Screws & Wedge Removal .............................................................................................. 50
Rotation Adjustmentt........................................................................................................... 51
Keystone Distortion Adjustment........................................................................................... 51
After Adjustment.................................................................................................................. 51
Hortizontal & Vertical Position.............................................................................................. 51
USING LEAD FREE SOLDER .......................................................................................................... 52
CHIP PARTS REPLACEMENT......................................................................................................... 53
REPLACEMENT PARTS ..................................................................................................................54
Parts Ordering .............................................................................................................................. 54
Critical and Warranty Parts Designation........................................................................................ 54
Parts Tolerance Codes.................................................................................................................. 54
Quick Reference List .................................................................................................................... 55
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