-27-
Electrical Adjustments
1. Receive the 16-step grey scale computer signal with
Computer [Analog RGB]
mode.
2. Enter the service mode.
3. Connect a digital voltmeter to test point “
TP505R
”
(+) and chassis ground (-).
4. Select item no. “
1
and adjust the voltage to be
7.50
±0.1Vdc by changing the Data value.
5. Connect a digital voltmeter to test point “
TP503G
”
(+) and chassis ground (-).
6. Select item no. “
2
” and adjust the voltage to be
7.50
±0.1Vdc by changing the Data value.
7. Connect a digital voltmeter to test point “
TP501B
”
(+) and chassis ground (-).
8. Select item no. “
3
” and adjust the voltage to be
7.50
±0.1Vdc by changing the Data value.
x
Signal Center adjustment
1. Receive the 16-step gray scale computer signal with
Computer [Analog RGB]
mode.
2. Enter the service mode.
3. Connect an oscilloscope to test point “
TP3501
” (+)
and chassis ground (-).
4. Select item no. “
22
” and adjust the amplitude “a” to be
9.0
±0.1V by changing the Data value.
5. Select item no. “
23
” and adjust the amplitude “b” to be
3.6
±0.1V by changing the Data value.
(a)
(b)
c
PSIG adjustment
1. Receive the 16-step gray scale computer signal with
Computer [Analog RGB]
mode.
2. Enter the service mode.
3. Connect an oscilloscope to test point “
TP505R
” (+)
and chassis ground (-).
4. Select item no. “
4
” and adjust the amplitude “a” to be
minimum by changing the Data value.
5. Connect an oscilloscope to test point “
TP503G
” (+)
and chassis ground (-).
6. Select item no. “
5
” and adjust the amplitude “a” to be
minimum by changing the Data value.
7. Connect an oscilloscope to test point “
TP501B
” (+)
and chassis ground (-).
8. Select item no. “
6
” and adjust the amplitude “a” to be
minimum by changing the Data value.
(a)
White Level
v
Gain adjustment [PC]
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 “
TP505R
” (+)
and chassis ground (-).
4. Select item no. “
4
” and adjust the amplitude “a” to be
minimum by changing the Data value.
5. Connect an oscilloscope to test point “
TP503G
” (+)
and chassis ground (-).
6. Select item no. “
5
” and adjust the amplitude “a” to be
minimum by changing the Data value.
7. Connect an oscilloscope to test point “
TP501B
” (+)
and chassis ground (-).
8. Select item no. “
6
” and adjust the amplitude “a” to be
minimum by changing the Data value.
(a)
White Level
b
Gain adjustment [Video]
Содержание CP-12tA
Страница 50: ...50 IC Block Diagrams AD8075 Selector IC201 AD8183ARU Selector IC1201 AN7513 Audio Amp IC5001...
Страница 51: ...51 AN5870SB RGB SW IC5201 IC Block Diagrams AD9884AKS A D IC8201...
Страница 54: ...54 IC Block Diagrams CXD3526GG LCD Driver Timing Generator IC401 FA5502 P F Control IC611...
Страница 55: ...55 LA7217 Sync Separator IC5361 M62392 D A IC3561 IC Block Diagrams...
Страница 56: ...56 NJM2284M Switch IC2101 IC Block Diagrams M62393 D A IC281 IC7801...
Страница 57: ...57 PW164B 10 System Control Scan Converter IC301 IC Block Diagrams STR Z2156 Power Switching Control IC631...
Страница 82: ...MB3 CP 12ta00 Electrical Parts List 82 Key No Part No Description Key No Part No Description...
Страница 84: ...MB3 CP 12ta00 84 46 44 44 46 44 44 Mechanical Parts List 46 57 56 46 46 Optical PARTS...
Страница 85: ...MB3 CP 12ta00 85 44 44 54 67 Red 68 Green 69 Blue 44 44 44 Mechanical Parts List...
Страница 86: ...MB3 CP 12ta00 86 43 43 53 d Green Blue 61 44 44 46 43 46 53 Mechanical Parts List 53 a Red 53 b Green 53 c Blue...
Страница 87: ...MB3 CP 12ta00 87 52 a 52 45 45 45 45 52 Mechanical Parts List...
Страница 88: ...MB3 CP 12ta00 88 Mechanical Parts List 58 70 63 71 57 60 65 59 64 66 51 55 62...
Страница 94: ...Diagrams Drawings MB3E...
Страница 102: ...1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 A B C D E F G H I J K A B C D E F G H I J K L A10 SCH_PK7AA...
