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TM 11-5820-890-20-2
2-69
2.2.
TROUBLESHOOTING FLOWCHARTS. Continued
Chart 22
PSA DS1 IS NOT LIT WITH AM 1780 MAIN PWR SET TO NORM.
(Sheet 3 of 5)
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A
AM 1780 J501
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1. REMOVE CX 13313 FROM CX 13300.
2. CHECK CONTINUITY AT CX 13300
CONNECTOR, PIN D TO PIN A (GND).
NO
YES
SHORT
TO
GROUND
?
REPLACE CX 13313.
NO
YES
SHORT
TO
GROUND
?
1. REMOVE CX 13300 FROM AM 1780 J501.
2. CHECK CONTINUITY AT AM 1780 J501,
PIN D TO PIN A (GND).
REPLACE CX 13300.
REPLACE AM 1780.
2
SH 3
CX 13300
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