11.2. Initialization Pulse Adjust
1. Input the White signal to plasma video input.
2. Set the picture controls as follows.
Picture menu : Dynamic
PNR : OFF
Aspect : 16:9
3. Connect Oscilloscope to TPSC1 (SC).
Check and adjust that the stand down pulse(T2) period are each within specification.
Test point
Volume
Level
T2
TPSC1 (SC)
VR6602 (SC)
190 ± 10µ Sec
11.3. P.C.B. (Printed Circuit Board) exchange
11.3.1. Caution
1. To remove P.C.B. , wait 1 minute after power was off for discharge from electrolysis capacitors.
11.3.2. Quick adjustment after P.C.B. exchange
Adjust the following voltages with the multimeter.
P.C.B.
Name
Test Point
Voltage
Volume
Remarks
P Board
Vsus
TPVSUS (SS)
Vsus ± 2V
R628 (P)
*
PFC
C446
396V ± 0.5V
R443 (P)
SC Board
Vad
TPVAD (SC)
-105V ± 1V
VR6600 (SC)
SS Board
Ve
TPVE (SS)
Ve ± 1V
VR6000 (SS)
*
D, DG Board
White balance 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.
30
TH-42PV700AZ / TH-42PV700H / TH-42PV700M / TH-42PV700MR / TH-42PV700MT
Summary of Contents for Viera TH-42PV700AZ
Page 5: ...1 Applicable signals 5 TH 42PV700AZ TH 42PV700H TH 42PV700M TH 42PV700MR TH 42PV700MT ...
Page 24: ...9 4 No Picture 24 TH 42PV700AZ TH 42PV700H TH 42PV700M TH 42PV700MR TH 42PV700MT ...
Page 36: ...36 TH 42PV700AZ TH 42PV700H TH 42PV700M TH 42PV700MR TH 42PV700MT ...
Page 60: ...TH 42PV700AZ TH 42PV700H TH 42PV700M TH 42PV700MR TH 42PV700MT 60 ...