Initialization Pulse Adjust; Printed Circuit Board) Exchange - Panasonic TH-42PA60A Service Manual

TH-37PA60H / TH-37PA60M / TH-42PA60A / TH-42PA60H / TH-42PA60M / TH-42PA60MT

10.2. Initialization Pulse Adjust

1. Input the White signal to plasma video input.
2. Set the picture controls as follows.
Picture menu: Dynamic
D.PNR: OFF
Aspect: 16:9
3. Connect Oscilloscope to TPSC1 (T2) and adjust VR6602 for 170+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
Adjust the following voltages with the multimeter.
P.C.B.
P Board
SC Board
SS Board
D, DG Board
*See the Panel label.
Caution:
Absolutely do not reduce Vsus below Ve not to damage the P.C.B.
Test point
T2 TPSC1 (SC)
Name Test Point
Vsus TPVSUS (SS)
Vdat P12-1, 5 (P)
PFC C446 (+) (-) (P)
Vad TPVAD (SC)
Ve TPVE (SS)
White blance, Pedestal and Sub brightness for NTSC, PAL, HD, PC and 625i signals
Volume
VR6602 (SC) 170 ± 10µ Sec
Voltage
Vsus ± 2V R628 (P)
70.2V ± 0.1V R665 (P)
396V ± 0.5V R443 (P)
-90V ± 1V VR6600 (SC)
Ve ± 2V VR6000 (SS)
34
Level
Volume Remarks
*
*