11
32N-S500
32N-X2000
Ë
MTS ADJUSTMENT
MTS Level Adjustment
1. Feed the following monaural signal to pin (14) of
IC3001.
Monaural signal : 300Hz, 245mVrms
2. Connect the rms voltmeter to pin (39) of IC3001.
3. Enter the service mode and select the service No.
"M01".
4. Adjust the data so that the rms voltmeter reads.
Spec : 490 ±10mVrms.
MTS VCO Adjustment
1. Keep the unit in no-signal state.
2. Connect the frequency counter to pin (39) of IC3001.
3. Connect a capacitor (100µF, 50V) in between
po) side of C3005 and ground.
4. Enter the service mode and select the service No.
"M02"
5. Adjust the data so that the frequency counter reads.
Spec : 62.94 ±0.75kHz.
Filter Adjustment
1. Feed the following stereo pilot signal to pin (14) of
IC3001 .
Stereo pilot signal: 9.4kHz, 600mVrms.
2. Enter the service mode and select the service No.
"M03".
3. Adjust the data until "OK" appears in position on the
screen. Make sure the "OK" is displayed almost at
the center of the data range.
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 No.
"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 No.
"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.
Ë
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 No.
"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 No.
"P02".
3. Adjust data value to "41".
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 No.
"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 No.
"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 No.
"P05".
3. Adjust data value to "10".
P-IN-P Burst Gate Pulse (for MAIN)
1. Receive a good local channel.
2. Enter the service mode and select the service No.
"P06".
3. Adjust data value to "00".
P-IN-P Free Run
1. Receive a good local channel.
2. Enter the service mode and select the service No.
"P07".
3. Adjust data value to "11".
Содержание 32N-S500
Страница 4: ...4 32N S500 32N X2000 LOCATION OF USER S CONTROL ...
Страница 14: ...17 32N S500 32N X2000 16 12 11 10 9 8 7 6 5 4 3 2 1 A B C D E F G H MODEL 32N S500 BLOCK DIAGRAM ...
Страница 15: ...19 32N S500 32N X2000 18 12 11 10 9 8 7 6 5 4 3 2 1 A B C D E F G H MODEL 32N X2000 BLOCK DIAGRAM ...
Страница 17: ...21 32N S500 32N X2000 17 16 19 18 15 14 13 12 11 10 6 5 4 3 2 1 A B C D E F G H SCHEMATIC DIAGRAM CONTROL Unit ...
Страница 28: ...40 32N S500 32N X2000 6 5 4 3 2 1 A B C D E F G H PRINTED WIRING BOARD ASSEMBLIES PWB A Main Unit Wiring Side ...
Страница 29: ...41 32N S500 32N X2000 6 5 4 3 2 1 A B C D E F G H PWB A Main Unit Chip Parts Side ...
Страница 30: ...42 32N S500 32N X2000 6 5 4 3 2 1 A B C D E F G H PWB B CRT Unit Wiring Side ...
Страница 31: ...43 32N S500 32N X2000 6 5 4 3 2 1 A B C D E F G H PWB C POWER Unit Wiring Side ...
Страница 32: ...44 32N S500 32N X2000 6 5 4 3 2 1 A B C D E F G H PWB F Control Unit Wiring Side ...