Panasonic TH-42PV500A - Initialization Pulse Adjust; Printed Circuit Board) Exchange

10.2. Initialization Pulse Adjust
1. Input a Cross hatch signal.
2. Set the picture controls: -
Picture mode: Normal
White balance: Cool
Adjust the indicated test point for the specified wave form.
Test point Volume Level Remark
T1 TPSC1 (SC) --- 10 + 10 / -5µ Sec
T2 TPSC1 (SC) VR6557 (SC) 210 ± 10µ Sec
10.3. P.C.B. (Printed Circuit Board) exchange
10.3.1. Caution
1. To remove P.C.B. , wait 1 minute after power was off for discharge from electrolysis capacitors.
10.3.2. Quick adjustment after P.C.B. exchange
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)
SS Board Ve TPVE (SS) 160V ± 1V VR6145 (SS) *
D, DG Board White blance, Pedestal and Sub brightness for NTSC, PAL, HD, PC and 625i signals
*See the Panel label.
37
TH-42PV500A / TH-42PV500H / TH-42PV500M