Kenwood SVT-M700 Service Manual page 9

Item
3-5. Black limiter
adjustment
CH : 5
3-6. White limiter 1. Select CH : 10 by using the remote controller.
adjustment
CH : 10
3-7. Y GCA adjustment
CH : 2
3-8. Gamma 1 adjustment 1. Select CH : 11 by using the remote controller.
CH : 11
ADJUSTMENT
Adjustment method/Adjustment value
1. Select CH : 5 by using the remote controller.
2. Observe the waveform of TP25 on an oscilloscope.
3. Adjust the amplitude value so that the waveform between the
pedestal and the reversal one is 3.6V±0.1V by using the remote
controller.
4. Fix the adjustment value by using the remote controller.
3.6V
2. Observe the waveform of TP25 on an oscilloscope.
3. Adjust the amplitude value so that the waveform between the 8th
step from the pedestal and the reversal one is 3.5V±0.1V by using
the remote controller.
4. Fix the adjustment value by using the remote controller.
3.5V
1. Select CH : 2 by using the remote controller.
2. Observe the waveform of TP25 on an oscilloscope.
3. Adjust the amplitude value so that the 9th step from the pedestal
is 2.5V±0.1V by using the remote controller.
4. Fix the adjustment value by using the remote controller.
2.5V
2. Observe the waveform of TP25 on an oscilloscope.
3. Adjust the amplitude value so that the 3rd step from the pedestal
is 0.9V±0.1V by using the remote controller.
4. Fix the adjustment value by using the remote controller.
0.9V
SYNC
SYNC
SYNC
SYNC
SYNC
SYNC
SYNC
SYNC
SVT-M700
Conditions
• Input : Video in
• Input signal : Composite
SYNC (10 STEP signal)
[NTSC]
0.7V
• AC range
• Oscilloscope 0.5V/DIV
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