Printed Circuit Board) Exchange; Adjustment Volume Location; Test Point Location - Panasonic TH-42PHW7EX Service Manual

9.3. P.C.B. (Printed Circuit Board) exchange
9.3.1. Caution
1. To remove P.C.B. , wait 1 minute after power was off for discharge from electrolysis capacitors.
9.3.2. Quick adjustment after P.C.B. exchange
P.C.B.
P Board Vsus
Vda
SC Board Vad
Vset
Vscn
SS Board Ve
D, J Board White blance, Pedestal and Sub brightness for NTSC, PAL, HD, PC and 625i signals
*See the Panel label.
9.4.

Adjustment Volume Location

9.5.

Test Point Location

Name Test Point
TPVSUS (SS)
TPVDA (SS)
TPVAD (SC)
TPVSET (SC)
TPVSCN (SC)
TPVE (SS)
TH-42PHW7EX / TH-42PHD7EK / TH-42PHD7BK / TH-42PHD7UY
Voltage
185V ± 2V R641 (P)
67V ± 1V R665 (P)
-105V ± 1V VR6477 (SC)
240V ± 1V VR6491 (SC)
Vad + 130 ± 4V
160V ± 1V VR6145 (SS)
21
Volume Remarks
---