
9.2. Initialization Pulse Adjust
1. Input a white signal to plasma video input.
2. Set the picture adjustment items as follows.
·
Picture menu : Standard
·
Color temperature : Normal
·
Picture : 25
·
Aspect : Full
3. Connect Oscilloscope to TPSC1 (T1) and adjust VR6523 for 10 + 10 / -5µ Sec.
4. Connect Oscilloscope to TPSC1 (T2) and adjust VR6557 for 210 ± 10µ Sec.
Test point
Volume
Level
Remarks
T1
TPSC1 (SC)
VR6523(SC)
10 + 10 / -5µ Sec
T2
TPSC1 (SC)
VR6557 (SC)
210 ± 10µ Sec
9.3. P.C.B. (Printed Circuit Board) exchange
9.3.1. Caution
1. To exchange P.C.B. , wait for 1 minute after power was off for discharge from electrolysis capacitors.
9.3.2. 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)
Vset
TPVSET (SC)
240V ± 7V
Fixed
Vscn
TPVSCN (SC)
Vad + 130V ± 4V
Fixed
SS Board
Ve
TPVE (SS)
160V ± 1V
VR6145 (SS)
*
Vda
TPVDA (SS)
70V ± 1V
Fixed
D, J Board
White balance, 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.
23
TH-42PHD8BK / TH-42PHD8BS / TH-42PHD8EK / TH-42PHD8ES
Summary of Contents for TH-42PHD8BK
Page 4: ...1 Applicable signals 4 TH 42PHD8BK TH 42PHD8BS TH 42PHD8EK TH 42PHD8ES ...
Page 20: ...8 Location of Lead Wiring 20 TH 42PHD8BK TH 42PHD8BS TH 42PHD8EK TH 42PHD8ES ...
Page 21: ...21 TH 42PHD8BK TH 42PHD8BS TH 42PHD8EK TH 42PHD8ES ...
Page 35: ...13 Option Setting 35 TH 42PHD8BK TH 42PHD8BS TH 42PHD8EK TH 42PHD8ES ...
Page 110: ...TH 42PHD8BK TH 42PHD8BS TH 42PHD8EK TH 42PHD8ES 110 ...
Page 111: ...16 Parts Location 16 1 Exploded View 111 TH 42PHD8BK TH 42PHD8BS TH 42PHD8EK TH 42PHD8ES ...
Page 113: ...16 2 Cable relation 113 TH 42PHD8BK TH 42PHD8BS TH 42PHD8EK TH 42PHD8ES ...
Page 114: ...16 3 Packing summary 114 TH 42PHD8BK TH 42PHD8BS TH 42PHD8EK TH 42PHD8ES ...
Page 115: ...115 TH 42PHD8BK TH 42PHD8BS TH 42PHD8EK TH 42PHD8ES ...