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MODEL: WD-52526 / WD-62526
Page 3
INTRODUCTION ................................................................................................................................ 5
PRODUCT SAFETY NOTICE ........................................................................................................... 5
SAFETY PRECAUTIONS ................................................................................................................. 6
DISASSEMBLY ................................................................................................................................. 7
Front Cabinet Components ............................................................................................................. 7
Chassis Removal ............................................................................................................................ 8
Chassis Disassembly / Accessing PWBs ..................................................................................... 12
Light Engine Replacement ............................................................................................................ 17
SERVICING THE LENTICULAR LENS AND FRESNEL SCREEN ..................................................... 22
Removal of the Lenticular Screen and Fresnel Lens ...................................................................... 22
Installation of the Lenticular Screen and Fresnel Lens ................................................................... 24
ADJUSTMENTS ............................................................................................................................... 25
Option Menu & Defaults ................................................................................................................ 25
LED Indicator Diagnostics ............................................................................................................. 26
Error Codes Operational Check ..................................................................................................... 27
Service Adjustment Mode .................................................................................................... 28
Service Adjustment Mode Operation .................................................................................... 28
Transferring data .................................................................................................................. 29
Light Engine Adjustment ............................................................................................................... 30
Test Signal activation ........................................................................................................... 30
Preliminary .......................................................................................................................... 30
Trapezodial Distortion Adjustment ........................................................................................ 31
Rotation Adjustment ............................................................................................................. 31
Hortizontal & Vertical Position .............................................................................................. 32
TROUBLESHOOTING ...................................................................................................................... 33
MICRO / TERMINAL PWBs ................................................................................................. 33
POWER-PWB ..................................................................................................................... 33
OPTICAL ENGINE ............................................................................................................... 34
Protect Lines ....................................................................................................................... 35
USING LEAD FREE SOLDER .......................................................................................................... 36
CHIP PARTS REPLACEMENT ......................................................................................................... 37
REPLACEMENT PARTS ..................................................................................................................
38
Parts Ordering .............................................................................................................................. 38
Critical and Warranty Parts Designation ........................................................................................ 38
Parts Tolerance Codes .................................................................................................................. 38
Quick Reference List .................................................................................................................... 39
SERVICE PARTS LIST .................................................................................................................... 40
SCREEN ASSEMBLY PARTS LIST .................................................................................................. 48
CIRCUITRY BLOCK DIAGRAMS ..................................................................................................... 49
Main Power Supply ....................................................................................................................... 49
Lamp Ballast DC Supply ............................................................................................................... 50
Fans Power Supply ....................................................................................................................... 50
CONTENTS
Содержание WD-52526
Страница 2: ......
Страница 49: ...MODELS WD 52526 WD 62526 Page 49 Main Power Supply ...
Страница 50: ...MODELS WD 52526 WD 62526 Page 50 Lamp Ballast DC Supply Fans Power Supply ...
Страница 51: ...MODELS WD 52526 WD 62526 Page 51 Power Distribution ...
Страница 52: ...MODELS WD 52526 WD 62526 Page 52 Analog Video Signal Path ...
Страница 53: ...MODELS WD 52526 WD 62526 Page 53 Digital Video Signal Path ...
Страница 54: ...MODELS WD 52526 WD 62526 Page 54 Sound Signal Path ...
Страница 55: ...MODELS WD 52526 WD 62526 Page 55 Command Input Circuitry Serial Control Lines ...
Страница 56: ...MODELS WD 52526 WD 62526 Page 56 Lamp Control Circuitry Shutter Control ...
Страница 57: ...MODELS WD 52526 WD 62526 Page 57 Lamp Engine Fan Protect Circuitry ...
Страница 58: ...MODELS WD 52526 WD 62526 Page 58 ...