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MODEL: WD-52631 / WD-57731 / WD-65731
INTRODUCTION ................................................................................................................................ 5
Dimensions, weight, power usage, etc. ........................................................................................... 5
PRODUCT SAFETY NOTICE ............................................................................................................. 5
SAFETY PRECAUTIONS ................................................................................................................. 6
DISASSEMBLY .................................................................................................................................. 7
Rear Cover Removal ........................................................................................................................ 7
Chassis Removal and Disassembly ................................................................................................ 7
Optical Engine Removal ................................................................................................................ 11
WD-52631 Front Disassembly ...................................................................................................... 12
WD-57731 & WD-65731 Front Disassembly ................................................................................. 13
SERVICING THE LENTICULAR LENS AND FRESNEL SCREEN ..................................................... 14
Lenticular Screen and Fresnel Lens Removal and Replacement .................................................... 14
ADJUSTMENTS ............................................................................................................................... 15
Option Menu, Remote Control and Digital Signal Strength ............................................................. 15
Initialization ................................................................................................................................... 16
Defaults ........................................................................................................................................ 17
LED Indicator Diagnostics ............................................................................................................. 19
Error Codes Operational Check ..................................................................................................... 19
Error Codes List ................................................................................................................... 20
Lamp Troubleshooting ................................................................................................................... 20
Lamp Control diagram .......................................................................................................... 21
Lamp Switch Disabling ........................................................................................................ 21
Lamp Troubleshooting Flow Chart ........................................................................................ 22
CableCARD™ Troubleshooting ..................................................................................................... 23
Service Adjustment Mode ............................................................................................................. 24
Service Adjustment Mode Operation .................................................................................... 24
Transferring data .................................................................................................................. 25
Optical Engine Adjustment ............................................................................................................ 26
Test Signal activation ........................................................................................................... 26
Preliminary .......................................................................................................................... 26
Rotation and Keystone Distortion Adjustment ...................................................................... 28
After completing Light Engine Adjustments .......................................................................... 28
Horizontal & Vertical Position ............................................................................................... 29
USING LEAD FREE SOLDER .......................................................................................................... 30
CHIP PARTS REPLACEMENT ......................................................................................................... 31
REPLACEMENT PARTS .................................................................................................................. 32
Parts Ordering .............................................................................................................................. 32
Critical and Warranty Parts Designation ........................................................................................ 32
Parts Tolerance Codes .................................................................................................................. 32
Quick Reference List ........................................................................................................................ 33
SERVICE PARTS LIST .................................................................................................................... 34
SCREEN ASSEMBLY PARTS LIST .................................................................................................. 41
CIRCUITRY BLOCK DIAGRAMS ..................................................................................................... 42
Main Power Supply ....................................................................................................................... 42
CONTENTS
Содержание WD-52631
Страница 2: ......
Страница 42: ...MODEL WD 52631 WD 57731 WD 65731 Page 42 MAIN POWER SUPPLY ...
Страница 43: ...Page 43 MODEL WD 52631 WD 57731 WD 65731 xHD5 Engine Fan Supplies PWB SIGNAL VIDEO PATH ...
Страница 44: ...MODEL WD 52631 WD 57731 WD 65731 Page 44 PWB DM Video Path ...
Страница 45: ...Page 45 MODEL WD 52631 WD 57731 WD 65731 Sound Select Circuitry ...
Страница 46: ...MODEL WD 52631 WD 57731 WD 65731 Page 46 Sound Signal Path ...
Страница 47: ...Page 47 MODEL WD 52631 WD 57731 WD 65731 Overall Control Circuitry ...
Страница 48: ...MODEL WD 52631 WD 57731 WD 65731 Page 48 Command Input Circuit ...
Страница 49: ...Page 49 MODEL WD 52631 WD 57731 WD 65731 Lamp Control Circuitry ...
Страница 50: ...MODEL WD 52631 WD 57731 WD 65731 Page 50 Short Protect Circuit Light Engine Protect Circuitry ...
Страница 51: ...Page 51 MODEL WD 52631 WD 57731 WD 65731 Auto Input Detection ...
Страница 52: ...MODEL WD 52631 WD 57731 WD 65731 Page 52 Power Distribution ...