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TM 11-5820-890-20-2
2-130
2.2.
TROUBLESHOOTING FLOWCHARTS. Continued
Chart 36
NO RT-A MODULATION FROM CREWMEMBER C 2298.
(Sheet 5 of 6)
V
U
T
S
R
P
N
M
L
K
J
H
F
E
D
C
B
A
C 2297 J904
C 2297 J901
F
K
J
A
D
H
E
C
B
P
N
M
L
B
C
D
E
F
G
H
J
K
A
D
G
P
N
M
L
B
C
H
J
K
A
NO
YES
AC VOLT
CHANGE
?
1. CONNECT CX 7060 TO C 2297 J904.
2. REMOVE CX 7060 FROM HULL BENDIX
CONNECTOR.
3. OBSERVE CHANGE IN AC VOLTAGE AT HULL
BENDIX CONNECTOR FROM PIN F TO PIN N
(GND).
4. AT CONVENIENT C 2298, PRESS PTT AND
WHISTLE SHARPLY INTO HS.
REPLACE CX 7060.
1. REMOVE CX 7060 FROM C 2297 J904.
2. CHECK CONTINUITY AT C 2297 J904, PIN K
TO J901, PIN K.
NO
YES
OPEN
?
REPLACE C 2297.
NO
YES
AC VOLT
CHANGE
?
BAD VEHICULAR WIRING.
REPLACE CX 7060.
1. CONNECT CX 7060 TO HULL BENDIX
CONNECTOR.
2. REMOVE CX 7060 FROM TURRET BENDIX
CONNECTOR.
3. OBSERVE CHANGE IN AC VOLTAGE AT
CX 7060, PIN F TO PIN N (GND).
4. AT CONVENIENT C 2298, PRESS PTT AND
WHISTLE SHARPLY INTO HS.
E
F
6
SH 5
CX 7060
HULL BENDIX
CONNECTOR
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