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1. Low-Voltage Power Supply Adjustments
supply, therefore, if the +5V supply is out of tolerance, a circuit
malfunction is indicated.
17. The
-5V
indicator
A24DS6
(yellow LED) should be lit.
18. Connect the DVM to
A24TP7.
The DVM indication should be
-5.200
ho.050
V
de.
The
-5V
supply is referenced to the
+2OV
supply, therefore, if the
-5V
supply is out of tolerance, a circuit
malfunction is indicated.
19. The
-15V
indicator
A24DS3
(yellow LED) should be lit.
20. Connect the DVM to
A24TP4.
The DVM indication should be
-15.000
f0.050
V dc. The
-15V
supply is referenced to the +
20V
supply, therefore, if the
-15V
supply is out of tolerance, a circuit
malfunction is indicated.
3-28 Adjustments