-8-
1. Receive the 16-step gray scale component signal
[1080i] with
Input 3 [COMPONENT]
mode.
2. Enter the service mode.
3. Connect an oscilloscope to test point “
TP531
” (+)
and chassis ground (-).
4. Select group no. “
4
”, item no. “
4
” and set data value
to “600”, and then decrease data to adjust waveform
“a” to be minimum amplitude.
5. Connect an oscilloscope to test point “
TP501
” (+)
and chassis ground (-).
6. Select item no. “
5
” and set data value to “600”, and
then decrease data to adjust waveform “a” to be mini-
mum amplitude.
7. Connect an oscilloscope to test point “
TP561
” (+)
and chassis ground (-).
8. Select item no. “
3
” and set data value to “600”, and
then decrease data to adjust waveform “a” to be mini-
mum amplitude.
White Level
(a)
HDTV Gain adjustment
1. Receive the 16-step gray scale video signal with
Input 3 [VIDEO]
mode.
2. Enter the service mode.
3. Connect an oscilloscope to test point “
TP4151G
” (+)
and chassis ground (-).
4. Select group no. “
3
”, item no. “
1
” and change data
value to adjust the pedestal level and black level to be
the same level.
5. Connect an oscilloscope to test point “
TP4151B
” (+)
and chassis ground (-).
6. Select group no. “
5
”, item no. “
14
” and change data
value to adjust the pedestal level and black level to be
the same level.
7. Connect an oscilloscope to test point “
TP4151R
” (+)
and chassis ground (-).
8. Select item no. “
13
and change data value to adjust
the pedestal level and black level to be the same
level.
Pedestal Lebel = Black Lebel
VIDEO Pedestal adjustment
1. Receive the 16-step gray scale video signal with
Input 3 [VIDEO]
mode.
2. Enter the service mode.
3. Connect an oscilloscope to test point “
TP4151G
” (+)
and chassis ground (-).
4. Select group no. “
3
”, item no. “
0
” and change data
value to adjust amplitude “a” to be
0.8
±0.1V.
5. Connect an oscilloscope to test point “
TP4151B
” (+)
and chassis ground (-).
6. Select item no. “
4
” and change data value to adjust
amplitude “a” to be
0.8
±0.1V.
7. Connect an oscilloscope to test point “
TP4151R
” (+)
and chassis ground (-).
8. Select item no. “
2
and change data value to adjust
amplitude “a” to be
0.8
±0.1V.
Note: This adjustment should be done after VIDEO
Pedestal adjustment.
(a)
VIDEO A/D Input adjustment
Electrical Adjustments
Содержание PLC-XP46
Страница 42: ...MA8 XP4602 MA8 XP46L01 Electrical Parts List 42 Key No Part No Description Key No Part No Description ...
Страница 45: ...MA8 XP4602 MA8 XP46L01 45 Mechanical Parts List 51 a 51 43 43 51 b 23 a 23 b 23 Model PLC XP46 only ...
Страница 47: ...MA8 XP4602 MA8 XP46L01 47 Optical Parts List 46 58 45 45 53 a Red 53 b Green 53 c Blue 53 46 46 46 53 d ...
Страница 49: ...MA8 XP4602 MA8 XP46L01 49 Mechanical Parts List ...
Страница 50: ...MA8 XP4602 MA8 XP46L01 Mechanical Parts List 50 ...
Страница 51: ...MA8 XP4602 MA8 XP46L01 51 Mechanical Parts List ...
Страница 52: ... MK3AA Jun 2004 BB 400 Printed in Japan SANYO Electric Co Ltd ...
Страница 56: ...Diagrams Drawings PLC XP46 PLC XP46L ...