Panasonic TH-42PH11GK, Service Manual

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TH-42PH11GK / TH-42PH11MK / TH-42PH11MS
9.1.2. Initialization Pulse Adjust
1. Set Aging pattern (white pattern signal) by IIC mode.
2. Set the picture controls as follows.
Picture menu: Standard
Picture: +25
Aspect: Full
3. Connect Oscilloscope to TPSC1 and adjust VR6602 for 210 ± 10V.
9.1.3. P.C.B. (Print Circuit Board) exchange
9.1.3.1. Caution
1. To remove P.C.B., wait 1 minute after power was off for discharge from electrolysis capacitors.
9.1.3.2. Quick adjustment after P.C.B. exchange
Adjust the following voltages with the multimeter.
*See the Panel Label.
Caution
Absolutely do not reduce Vsus voltage below Ve not to damage the P.C.B.
Test Point Volume Level
TPSC1 (SC) VR16602 (SC) 210 ± 10V
at 100
µ s
period on the down slope.
P.C.B. Name Test Point Voltage Volume Remarks
P Board Vsus TPVSUS (SS) Vsus ± 2V R628 (P) *
PFC C446 (+) (-) (P) 396V ± 0.5V R443 (P)
SC Board Vad TPVAD (SC) -149V ± 1V VR16600 (SC)
SS Board Ve TPVE (SS) Ve ± 1V VR16000 (SS) *
D, DS, DN Board White balance, Pedestal and Sub brightness for NTSC, PAL, HD, PC and 625i signals
DN Board Set Market Select Number to correct destination by MS mode. (See chap. 6.1.4)