MODELS: WS-55859 / WS-55909 / WS-65869 / WS-65909 / WS-73909
Page 3
INTRODUCTION ................................................................................................................................ 5
PRODUCT SAFETY NOTICE ............................................................................................................. 5
SAFETY PRECAUTIONS ................................................................................................................... 6
DISASSEMBLY
Cabinet Disassembly (Front View) .............................................................................................. 7
WS-55859.............................................................................................................................. 7
WS-65869.............................................................................................................................. 8
WS-55909 / WS-65909 / WS-73909 ...................................................................................... 9
Cabinet Disassembly (Rear View) ............................................................................................. 10
WS-55859 / WS-55909 / WS-65869 / WS-65909 / WS-73909 ............................................. 10
SERVICING THE LENTICULAR SCREEN AND FRESNEL LENS
Lenticular Screen and Fresnel Lens Remova
l.........................................................................
11
WS-55859............................................................................................................................ 11
WS-55909 / WS-65869 / WS-65909 / WS-73909 ................................................................. 12
Lenticular Screen and Fresnel Lens Installation .................................................................... 13
SERVICING THE DIAMONDSHIELDS
TM
r
DiamondShield
TM
Removal & Installation ...................................................................................... 14
SERVICING PCBs
Chassis Removal .......................................................................................................................... 15
PCB Locations.............................................................................................................................. 16
Main Components Location........................................................................................................... 16
DM Module Main Components Location ........................................................................................ 17
CRT REPLACEMENT
CRT Removal ................................................................................................................................ 18
CRT Installation ............................................................................................................................ 19
ELECTRICAL ADJUSTMENTS
Test Equipment ............................................................................................................................. 21
Initial Setup ................................................................................................................................... 22
LED Indicator Diagnostics ............................................................................................................. 23
Remote Control Operational Mode ................................................................................................ 23
Circuit Adjustment Mode............................................................................................................... 24
On Screen Display Position Mode ................................................................................................ 25
Convergence Adjustment Mode ..................................................................................................... 25
E2PROM Replacement ................................................................................................................. 27
Adjustment Items List ................................................................................................................... 27
Adjustment Test Points ................................................................................................................. 30
Adjustment Procedures ................................................................................................................ 31
Audio Circuit ........................................................................................................................ 31
High Voltage Regulation ....................................................................................................... 32
Main/Sub Y Level ................................................................................................................. 32
Side by Side Sub Picture Tint .............................................................................................. 33
Side by Side Sub Picture Color ............................................................................................ 33
CRT Cutoff ........................................................................................................................... 34
White Balance (NTSC) ......................................................................................................... 34
White Balance (HD) ............................................................................................................. 35
Cb, Cr Offset ........................................................................................................................ 35
CONTENTS
Содержание WS-55859
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Страница 16: ...Page 16 MODELS WS 55859 WS 55909 WS 65869 WS 65909 WS 73909 PCB Locations Main Components Location ...
Страница 61: ...MODELS WS 55859 WS 55909 WS 65869 WS 65909 WS 73909 Page 61 STANDBY SUPPLIES REGULATOR ...
Страница 62: ...MODELS WS 55859 WS 55909 WS 65869 WS 65909 WS 73909 Page 62 SWITCHED SUPPLIES REGULATOR ...
Страница 63: ...MODELS WS 55859 WS 55909 WS 65869 WS 65909 WS 73909 Page 63 DM POWER SUPPLY ...
Страница 64: ...MODELS WS 55859 WS 55909 WS 65869 WS 65909 WS 73909 Page 64 VIDEO COLOR A V SWITCH CIRCUIT ...
Страница 65: ...MODELS WS 55859 WS 55909 WS 65869 WS 65909 WS 73909 Page 65 PCB SIGNAL Y C PATH ...
Страница 66: ...MODELS WS 55859 WS 55909 WS 65869 WS 65909 WS 73909 Page 66 SYNC PATH ...
Страница 67: ...MODELS WS 55859 WS 55909 WS 65869 WS 65909 WS 73909 Page 67 DEFLECTION CIRCUIT X RAY PROTECT ...
Страница 68: ...MODELS WS 55859 WS 55909 WS 65869 WS 65909 WS 73909 Page 68 SOUND CIRCUIT ...
Страница 69: ...MODELS WS 55859 WS 55909 WS 65869 WS 65909 WS 73909 Page 69 CONVERGENCE CIRCUIT ...
Страница 70: ...MODELS WS 55859 WS 55909 WS 65869 WS 65909 WS 73909 Page 70 CONTROL CIRCUIT ...
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