-23-
Electrical Adjustments
1. Receive the 16-step grey scale computer signal with
Computer2 [RGB]
mode.
2. Enter the service mode.
3. Connect an oscilloscope to test point “
TPG1
” (+) and
chassis ground (-).
4. Select group no. “
0
”, item no. “
0
” and change data
value to adjust the pedestal level and black level to be
the same level.
5. Connect an oscilloscope to test point “
TPR1
” (+) and
chassis ground (-).
6. Select item no. “
1
” and change data value to adjust the
pedestal level and black level to be the same level.
7. Connect an oscilloscope to test point “
TPB1
” (+) and
chassis ground (-).
8. Select item no. “
2
” and change data value to adjust the
pedestal level and black level to be the same level.
P
edestal Lebel
Blac
k Lebel
x
Clamp adjustment [PC]
1. Receive the 16-step grey scale component signal
with
Computer2 [Component]
mode.
2. Enter the service mode.
3. Connect an oscilloscope to test point “
TPG1
” (+) and
chassis ground (-).
4. Select group no. “
0
”, item no. “
0
” and change data
value to adjust the pedestal level and black level to be
the same level.
5. Connect an oscilloscope to test point “
TPR1
” (+) and
chassis ground (-).
6. Select group no. “
0
”, item no. “
1
” and change data
value to adjust the pedestal level and black level to be
the same level.
7. Connect an oscilloscope to test point “
TPB1
” (+) and
chassis ground (-).
8. Select group no. “
0
”, item no. “
2
” and change data
value to adjust the pedestal level and black level to be
the same level.
P
edestal Lebel
Blac
k Lebel
v
Clamp adjustment [COMPONENT]
1. Receive the 16-step gray scale composite video sig-
nal with
Video [Video]
mode.
2. Enter the service mode.
3. Connect an oscilloscope to test point “
TPG1
” (+) and
chassis ground (-).
4. Select group no. “
0
”, item no. “
0
” and change data
value to adjust the pedestal level and black level to be
the same level.
5. Connect an oscilloscope to test point “
TPR1
” (+) and
chassis ground (-).
6. Select item no. “
1
” and change data value to adjust the
pedestal level and black level to be the same level.
7. Connect an oscilloscope to test point “
TPB1
” (+) and
chassis ground (-).
8. Select item no. “
2
” and change data value to adjust the
pedestal level and black level to be the same level.
P
edestal Lebel
Blac
k Lebel
c
Clamp adjustment [AV]
Содержание PLC-XU50
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