11.2. Initialization Pulse Adjust
1. Input the White signal to plasma video input.
2. Set the picture controls as follows.
Picture menu : Vivid
Normal : Set
Aspect : Full
3. Connect Oscilloscope to TPSC1 (SC).
Check and adjust that the stand down pulse(T2) period are each within specification.
Test point
Volume
Level
T2
TPSC1 (SC)
VR6602 (SC)
250 ± 10µ Sec
11.3. P.C.B. (Printed Circuit Board) exchange
11.3.1. Caution
1. To remove P.C.B. , wait 1 minute after power was off for discharge from electrolysis capacitors.
11.3.2. Quick adjustment after P.C.B. exchange
Adjust the following voltages with the multimeter.
P.C.B.
Name
Test Point
Voltage
Volume
Remarks
P Board
Vsus
TPVSUS (SS)
Vsus ± 2V
VR251 (P)
*
SC Board
Vad
TPVAD (SC)
-140V ± 1V
VR6600 (SC)
Vscn
TPVSCN (SC)
Vad + 148V ± 1V
VR6841 (SC)
SS Board
Ve
TPVE (SS)
Ve ± 1V
VR6000 (SS)
*
D, DG Board
White balance and Sub brightness for NTSC, PAL, HD, PC and 625i signals
*See the Panel label.
Caution:
Absolutely do not reduce Vsus below Ve not to damage the P.C.B.
35
TH-42PZ700U
Содержание TH-42PZ700U - 42" Plasma TV
Страница 4: ...1 Applicable signals 4 TH 42PZ700U ...
Страница 19: ...8 Location of Lead Wiring 8 1 Lead of Wiring 1 19 TH 42PZ700U ...
Страница 20: ...8 2 Lead of Wiring 2 20 TH 42PZ700U ...
Страница 21: ...8 3 Lead of Wiring 3 21 TH 42PZ700U ...
Страница 22: ...8 4 Lead of Wiring 4 22 TH 42PZ700U ...
Страница 23: ...8 5 Lead of Wiring 5 23 TH 42PZ700U ...
Страница 24: ...8 6 Lead of Wiring 6 24 TH 42PZ700U ...
Страница 25: ...8 7 Lead of Wiring 7 25 TH 42PZ700U ...
Страница 29: ...9 4 No Picture 29 TH 42PZ700U ...
Страница 36: ...11 4 Adjustment Volume Location 11 5 Test Point Location 36 TH 42PZ700U ...
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Страница 67: ...15 Schematic and Block Diagram 15 1 Schematic Diagram Note TH 42PZ700U 67 ...
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Страница 137: ...16 Exploded Views Replacement Parts List 16 1 Exploded Views 137 TH 42PZ700U ...
Страница 138: ...16 2 Packing Exploded Views Accessories 138 TH 42PZ700U ...
Страница 139: ...16 3 Packing Exploded Views Stand 139 TH 42PZ700U ...
Страница 140: ...16 4 Replacement Parts List Notes 140 TH 42PZ700U ...