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TM 11-5820-890-20-2
2-148
2.2.
TROUBLESHOOTING FLOWCHARTS. Continued
Chart 42
SRM WILL NOT KEY FROM COMMANDER'S C 2298.
MONITOR SWITCH AT ALL POSITION.
(Sheet 1 of 4)
V
U
T
S
R
P
N
M
L
K
J
H
F
E
D
C
B
A
V
U
T
S
R
P
N
M
L
K
J
H
F
E
D
C
B
A
CX 13313
1. SET AM 1780 MAIN PWR TO OFF.
2. SET PSA CB1 TO OFF.
3. SET PSA SWITCH S1 TO LCL.
4. REMOVE CX 13300 FROM AM 1780 J501.
5. SET PSA CB1 TO ON.
6. MEASURE VOLTAGE AT CX 13300, PIN S TO
PIN A (GND).
NO
YES
1.0 TO 2.5
V dc
?
REPLACE CX 13300.
NO
YES
1.0 TO 2.5
V dc
?
1
SH 2
2
SH 3
1. REMOVE CX 13313 FROM CX 13300.
2. MEASURE VOLTAGE AT CX 13313, PIN S TO
PIN A (GND).
START
CX 13300
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