Output Voltage (Ps-364 Board) Adjustment; Output Voltage (Ps-364 Board) Check - Sony SX-M700 Service Manual

5-5. OUTPUT VOLTAGE (PS-364 BOARD) ADJUSTMENT

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.

5-6. OUTPUT VOLTAGE (PS-364 BOARD) CHECK

Conditions for adjustment
. Turn on the main power.
SX-M700
Specifications
. Measurement point : TP904 (F-2)/PS-364 board
. Adjust RV902 so that the output voltage satisfies the
specification.
Voltage
RV902
low
DC output voltage: 24 V
Specifications
CN904, CN905
Specification : +24 V
CN907
Pin No. Specification
1 _5 V
2 GND
3 +5 V
4 N.C
+24V
5
Confirm that the output voltage at the respective pins of
CN904, CN905, CN907 and CN908 satisfies the specifica-
tion.
1 RV902 (F-5)/PS-364 Board
high
±
0.5 V
CN908
Pin No. Specification
1 GND
2 GND
3 +5 V
4 +5 V
Adjustment point
Adjustment point
5-3(E)