Sharp 32U-S610, Service Manual

Page: 12 / 43

32U-S610
12
Separation Adjustment
1. Connect the rms voltmeter to pin (39) of IC3001.
2. Receive the following composite stereo signal 1.
Composite stereo signal: 30% modulation, left
channel only, noise reduction on, 300Hz
3. Enter the service mode and select the service
adjustment "M04".
4. Adjust the data until the AC voltage reading of the
RMS voltmeter is minimum.
5. Receive the following composite stereo signal 2.
Stereo signal: 30% modulation, left channel only,
noise reduction on, 3kHz
6. Enter the service mode and select the service
adjustment "M05".
7. Adjust the data until the AC voltage reading of the
rms voltmeter is minimum.
8. Take the above steps 1 thru 7 again for fine
adjustment.
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P-IN-P ADJUSTMENT
P-IN-P Y-LEVEL Adjustment
1. Receive a good local channel.
2. Enter the service mode and select the service
adjustment "P01".
3. Adjust "P01" data value to obtain normal contrast
level.
P-IN-P TINT Adjustment
1. Receive a good local channel.
2. Enter the service mode and select the service
adjustment "P02".
3. Adjust data value to "29".
P-IN-P COLOR Adjustment
1. Receive a good local channel.
2. Make sure the customer color control is set to center
position.
3. Enter the service mode and select the service
adjustment "P03".
4. Adjust "P03" data value to obtain normal color level.
P-IN-P Y-OFF SET Adjustment
1. Receive a good local channel.
2. Enter the service mode and select the service
adjustment "P04".
3. Adjust data value to "09".
P-IN-P H-POSITION Adjustment
1. Receive a good local channel.
2. Enter the service mode and select the service
adjustment "P05".
3. Adjust data value to "0A".
P-IN-P BURST GATE PULSE (for MAIN)
1. Receive a good local channel.
2. Enter the service mode and select the service
adjustment "P06".
3. Adjust data value to "00".
P-IN-P FREERUN
1. Receive a good local channel.
2. Enter the service mode and select the service
adjustment "P07".
3. Adjust data value to "0B".
P-IN-P TINT-INPUT Adjustment
1. Receive the composite signal.
2. Enter the service mode and select the service
adjustment "P08".
3. Adjust data value to "24".