Specifications

If the
+
5.1 V measurement is out of tolerance, adjust the
+
5.1 V adjustment
on the power supply; if the –5.25 V measurement is out of tolerance, adjust
the –5.25 V adjustment on the power supply. The
±
15.75 V supplies are not
adjustable and are dependent upon the
+
5.1 V supply.
Blown fuse
If the power supply fuse is blown, the power supply is defective. Replace the
power supply.
CAUTION
Be careful when performing component-level repair. Voltages greater than
300 Vdc can cause injury.
Testing, Adjusting, and Troubleshooting
To check the Low Voltage Power Supply
7-49