8.3.
P.C.B. (Printed Circuit Board) exchange
8.3.1.
Caution
1. To remove P.C.B. , wait 1 minute after power was off for discharge from electrolysis capacitors.
8.3.2.
Quick adjustment after P.C.B. exchange
P.C.B.
Name
Test Point
Voltage
Volume
Remarks
P Board
Vsus
TPVSUS (SS)
173V ± 2V
R641 (P)
Vda
TPVDA (SS)
75V ± 1V
R665 (P)
SC Board
Vad
TPVAD (SC)
85V ± 1V
R6477 (SC)
Vset
TPVSET (SC)
220V ± 5V
---
Vscn
TPVSCN (SC)
Vad + 118 ± 2V
---
Vbk
TPVBK (SC)
140 ± 1V
R6670 (SC)
SS Board
Ve
TPVE (SS)
150V ± 1V
R6770 (SS)
D, J Board
White blance, Pedestal and Sub brightness for NTSC, PAL, HD, PC and 625i signals
*See the Panel label.
8.4.
Adjustment Volume Location
8.5.
Test Point Location
13
TH-50PHW6BX / TH-50PHW6EX / TH-50PHD6EX / TH-50PHD6BX / TH-50PHD6UY
Содержание TH-50PHW6BX
Страница 4: ...1 Applicable signals 4 TH 50PHW6BX TH 50PHW6EX TH 50PHD6EX TH 50PHD6BX TH 50PHD6UY ...
Страница 9: ...6 Service Hint 9 TH 50PHW6BX TH 50PHW6EX TH 50PHD6EX TH 50PHD6BX TH 50PHD6UY ...
Страница 10: ...7 Location of Lead Wiring 10 TH 50PHW6BX TH 50PHW6EX TH 50PHD6EX TH 50PHD6BX TH 50PHD6UY ...
Страница 27: ...11 2 2 Power LED no light 27 TH 50PHW6BX TH 50PHW6EX TH 50PHD6EX TH 50PHD6BX TH 50PHD6UY ...