MODELS: WT-46807 / WS-55807 / WS-55857 / WS-55907 / WS-65807 / WS-65857 / WS-65907 / WS-73907
Page 3
INTRODUCTION ............................................................................................................................... 5
PRODUCT SAFETY NOTICE ........................................................................................................... 5
SAFETY PRECAUTIONS ................................................................................................................. 6
DISASSEMBLY
Cabinet Disassembly (Front View)
WT-46807 ...................................................................................................................................... 7
WS-55807 / WS-65807 .................................................................................................................. 8
WS-55857 / WS-65857 .................................................................................................................. 9
WS-55907 / WS-65907 / WS-73907 ............................................................................................ 10
Cabinet Disassembly (Rear View)
WT-46807 .................................................................................................................................... 11
WS-55807 / WS-55857 / WS-55907 / WS-65807 / WS-65857 /
WS-65907 / WS-73907 ................................................................................................................ 12
Cabinet Separation Procedure
WS-65807 / WS-65857 / WS-65907 / WS-73907 ....................... 13
SERVICING THE LENTICULAR SCREEN AND FRESNEL LENS
Lenticular Screen and Fresnel Lens Removal
WS-55807 / WS-65807 ....................................................................................................... 14
WS-55857 / WS-55907 / WS-65857 / WS-65907 / WS-73907 / WT-46807 ...................... 15
Lenticular Screen and Fresnel Lens Installation ....................................................................
16
SERVICING THE DIAMONDSHIELD
TM
r
DiamondShield
TM
Removal / Installation ...................................................................................... 17
SERVICING PCBs
PCB Locations and Chassis Removal ......................................................................................... 18
Main Component Locations ......................................................................................................... 18
CRT REPLACEMENT
CRT Removal .............................................................................................................................. 19
CRT Installation ........................................................................................................................... 20
ELECTRICAL ADJUSTMENTS
Test Equipment ............................................................................................................................ 22
Initial Setup .................................................................................................................................. 22
Self Diagnostics ........................................................................................................................... 24
Circuit Adjustment Mode .............................................................................................................. 24
Convergence Adjustment Mode ................................................................................................... 26
E2PROM Replacement ................................................................................................................ 28
Adjustment Items List .................................................................................................................. 28
Adjustment Test Points ................................................................................................................ 31
Adjustment Procedures ................................................................................................................ 32
Audio Circuit ....................................................................................................................... 32
High Voltage Regulation ..................................................................................................... 33
Main/Sub Y Level ................................................................................................................ 33
Side by Side Sub Picture Tint ............................................................................................. 34
Side by Side Sub Picture Color .......................................................................................... 34
CRT Cutoff .......................................................................................................................... 35
White Balance (NTSC) ....................................................................................................... 35
White Balance (HD) ............................................................................................................ 36
Cb, Cr Offset ....................................................................................................................... 36
Black Level ......................................................................................................................... 37
CONTENTS
Содержание WS-55807
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Страница 69: ...MODELS WT 46807 WS 55807 WS 55857 WS 55907 WS 65807 WS 65857 WS 65907 WS 73907 Page 69 PCB SIGNAL Y C PATH ...
Страница 70: ...MODELS WT 46807 WS 55807 WS 55857 WS 55907 WS 65807 WS 65857 WS 65907 WS 73907 Page 70 SYNC PATH ...
Страница 72: ...MODELS WT 46807 WS 55807 WS 55857 WS 55907 WS 65807 WS 65857 WS 65907 WS 73907 Page 72 SOUND CIRCUIT ...
Страница 73: ...MODELS WT 46807 WS 55807 WS 55857 WS 55907 WS 65807 WS 65857 WS 65907 WS 73907 Page 73 CONVERGENCE CIRCUIT ...
Страница 74: ...MODELS WT 46807 WS 55807 WS 55857 WS 55907 WS 65807 WS 65857 WS 65907 WS 73907 Page 74 CONTROL CIRCUIT ...
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