10.2. Initialization Pulse Adjust
1. Input the White signal to plasma video input.
2. Set the picture controls as follows.
Picture menu : Vivid
Picture : +25
Aspect : Full
3. Connect Oscilloscope to TPSC1 (T2) and adjust VR6602 for 195+10µ Sec.
Test point Volume Level
T2 TPSC1 (SC) VR6602 (SC) 195 ± 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) Vsus ± 2V R628 (P) *
Vdat P12-1, 5 (P) 75.5V ± 0.1V R665 (P)
PFC C446 (+) (-) (P) 396V ± 0.5V R443 (P)
Vlow C555 (+) (-) (P) 78.5V ± 0.1V R661 (P) Vda load current : 0.4A
Csus TPVSUS (SS) 180V ± 0.5V R671 (P) Vsus load current : 1.4A
SC Board Vad TPVAD (SC) -105V ± 1V VR6600 (SC)
SS Board Ve TPVE (SS) Ve ± 2V VR6000 (SS) *
D, DG Board White blance, 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.
36
TH-37PX60U / TH-42PX60U
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