Panasonic TH-37PHD8GK - Printed Circuit Board) Exchange

10.3. P.C.B. (Printed Circuit Board) exchange
10.3.1. Caution
1. To exchange P.C.B. , wait for 1 minute after power was off for discharge from electrolysis capacitors.
10.3.2. Quick adjustment after P.C.B. exchange
TH-37PHD8GK/GS/UK
P.C.B. Name Test Point Voltage Volume Remarks
P Board Vsus TPVSUS (SS) 187V ± 2V R628 (P) *
Vda TPVDA (SS) 70V ± 1V R665 (P)
SC Board Vad TPVAD (SC) -105V ± 1V VR6503 (SC)
Vset TPVSET (SC) 240V ± 7V Fixed
Vscn TPVSCN (SC) Vad + 130V ± 4V Fixed
SS Board Ve TPVE (SS) 160V ± 1V VR6045 (SS) *
D, J Board White balance, Pedestal and Sub brightness for NTSC, PAL, HD, PC and 625i signals
TH-42PHD8GK/GS/UK
P.C.B. Name Test Point Voltage Volume Remarks
P Board Vsus TPVSUS (SS) 188V ± 2V VR351 (P) *
SC Board Vad TPVAD (SC) -105V ± 1V VR6477 (SC)
Vset TPVSET (SC) 240V ± 7V Fixed
Vscn TPVSCN (SC) Vad + 130V ± 4V Fixed
SS Board Ve TPVE (SS) 160V ± 1V VR6145 (SS) *
Vda TPVDA (SS) 70V ± 1V Fixed
D, J Board White balance, Pedestal 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.
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TH-37PHD8GK / TH-37PHD8GS / TH-37PHD8UK / TH-42PHD8GK / TH-42PHD8GS / TH-42PHD8UK