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 that the flat section(T1) is less than 40µs.
Check and adjust that the stand down pulse(T2) period are each within specification.
Test point
Volume
Level
T2
TPSC1 (SC)
VR6602 (SC)
160 ± 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
VR251 (P)
*
SC Board
Vad
TPVAD (SC)
-90V ± 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.
34
TH-50PZ700B / TH-50PZ700E / TH-50PY700F / TH-50PY700P
Содержание TH-50PY700P
Страница 5: ...1 Applicable signals 5 TH 50PZ700B TH 50PZ700E TH 50PY700F TH 50PY700P ...
Страница 22: ...8 Location of Lead Wiring 8 1 Lead of Wiring 1 22 TH 50PZ700B TH 50PZ700E TH 50PY700F TH 50PY700P ...
Страница 23: ...8 2 Lead of Wiring 2 23 TH 50PZ700B TH 50PZ700E TH 50PY700F TH 50PY700P ...
Страница 24: ...8 3 Lead of Wiring 3 24 TH 50PZ700B TH 50PZ700E TH 50PY700F TH 50PY700P ...
Страница 28: ...9 4 No Picture 28 TH 50PZ700B TH 50PZ700E TH 50PY700F TH 50PY700P ...
Страница 35: ...11 4 Adjustment Volume Location 11 5 Test Point Location 35 TH 50PZ700B TH 50PZ700E TH 50PY700F TH 50PY700P ...
Страница 40: ...40 TH 50PZ700B TH 50PZ700E TH 50PY700F TH 50PY700P ...
Страница 75: ...15 Schematic and Block Diagram 15 1 Schematic Diagram Note TH 50PZ700B TH 50PZ700E TH 50PY700F TH 50PY700P 75 ...
Страница 157: ...16 Exploded Views Replacement Parts List 16 1 Exploded Views 157 TH 50PZ700B TH 50PZ700E TH 50PY700F TH 50PY700P ...
Страница 158: ...16 2 Packing Exploded Views 1 158 TH 50PZ700B TH 50PZ700E TH 50PY700F TH 50PY700P ...
Страница 159: ...16 3 Packing Exploded Views 2 159 TH 50PZ700B TH 50PZ700E TH 50PY700F TH 50PY700P ...
Страница 160: ...16 4 Packing Exploded Views 3 160 TH 50PZ700B TH 50PZ700E TH 50PY700F TH 50PY700P ...
Страница 161: ...16 5 Replacement Parts List Notes 161 TH 50PZ700B TH 50PZ700E TH 50PY700F TH 50PY700P ...