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TM 11-5820-890-20-2
2-31
2.2.
TROUBLESHOOTING FLOWCHARTS. Continued
Chart 3
AM 1780 POWER LAMP DS501 DOES NOT LIGHT.
(Sheet 5 of 5)
D
C
B
A
1. REMOVE POWER CABLE FROM MB J1.
2. MEASURE VOLTAGE AT CABLE,
PIN B TO PIN A (GND).
NO
YES
22 TO 32 V dc
?
REPLACE POWER CABLE.
REPLACE MB.
3
SH 5
POWER CABLE
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