TM 5-3895-385-23-1
0189
Table 1. Right Console Horn Keypad Fault Troubleshooting Procedures -- Continued.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
2. Disconnect communication cable
C5 J2 from C6 J2 (WP 0451, Vol
3, Figure 51).
3. Measure for continuity (WP
1. If continuity is present, proceed
0443, Vol 3) from C5 J1 pin A to
to next test.
C5 J2 pin A (WP 0451, Vol 3,
Figure 48 and 51).
2. If no continuity is present,
replace damaged
communication cable (WP 0386,
Vol 2).
4. Measure for continuity (WP
1. If continuity is present, proceed
0443, Vol 3) from C5 J1 pin B to
to next test.
C5 J2 pin B (WP 0451, Vol 3,
Figure 48 and 51).
2. If no continuity is present,
replace damaged
communication cable (WP 0386,
Vol 2).
5. Measure for continuity (WP
1. If continuity is present, proceed
0443, Vol 3) from C5 J1 pin C to
to next malfunction.
C5 J2 pin C (WP 0451, Vol 3,
Figure 48 and 51).
2. If no continuity is present,
replace damaged
communication cable (WP 0386,
Vol 2).
11.Communication cable C5 has
1. Measure for continuity (WP
1. If continuity is present, replace
short circuit.
0443, Vol 3) from C5 J1 pin A to
damaged communication cable
every other pin on C5 J1 (WP
(WP 0386, Vol 2).
0451, Vol 3, Figure 48 and 51).
2. If no continuity is present,
proceed to next test.
2. Measure for continuity (WP
1. If continuity is present, replace
0443, Vol 3) from C5 J1 pin B to
damaged communication cable
every other pin on C5 J1 (WP
(WP 0386, Vol 2).
0451, Vol 3, Figure 48 and 51).
2. If no continuity is present,
proceed to next test.
0189-7
