Read Panasonic TH-50PHW5UZ Service Manual online
8.4.
P.C.B. (Printed Circuit Board) exchange
8.4.1.
Caution
1. To remove P.C.B. , wait 1 minute after power was off for discharge from electrolysis capacitors.
8.4.2.
Quick adjustment after P.C.B. exchange
P.C.B.
Item
Volume
Test point
Level
P board
PFC
R548 (P3)
P24 connector pin 1 400V ± 1V
Vsus
R639 (P3)
TPVsus (SS)
Vsus ± 1V*
Vda
R545 (P1)
TP117 (C9)
74V ± 1V
SC board
Vad
R6477 (SC)
TPVAD (SC)
Vad ± 1V*
Vbk
R6670 (SC)
TPVBK (SC)
Vbk ± 5V*
SS board
Ve
R6770 (SS)
TPVE (SS)
Ve ± 1V*
D1, D2 board
White balance, Pedestal and Sub brightness for NTSC, PAL, HD, PC and 625I signals.
*See the Panel label.
8.5.
Adjustment Volume Location
8.6.
Test Point Location
12
TH-50PHW5UZ
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