Sony SX-M100, Руководство по обслуживанию

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5-3(E) SX-M700
Specifications
CN904, CN905
Specification :
+
24 V
CN907 CN908
Confirm that the output voltage at the respective pins of
CN904, CN905, CN907 and CN908 satisfies the specifica-
tion.
Pin No. Specification
1
_
5 V
2 GND
3
+
5 V
4 N.C
5
+
24V
Pin No. Specification
1 GND
2 GND
3
+
5 V
4
+
5 V
Conditions for adjustment
.
Set RV902 (F-5) on the PS-364
board to mechanical center.
.
Connect a voltmeter to the
measurement point.
.
Turn on the main power.
Adjustment point
1
RV902 (F-5)/PS-364 Board
Conditions for adjustment
.
Turn on the main power.
Adjustment point
low high
Voltage
RV902
5-5. OUTPUT VOLTAGE (PS-364 BOARD) ADJUSTMENT
5-6. OUTPUT VOLTAGE (PS-364 BOARD) CHECK
Specifications
.
Measurement point : TP904 (F-2)/PS-364 board
.
Adjust RV902 so that the output voltage satisfies the
specification.
DC output voltage: 24 V
±
0.5 V