TM 5-3895-385-23-1
0189
Table 1. Right Console Horn Keypad Fault Troubleshooting Procedures -- Continued.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
2. If no continuity is present,
replace communication
connector Y9 (WP 0386, Vol 2).
3. Measure for continuity (WP
1. If continuity is present, proceed
0443, Vol 3) between
to next test.
communication connector Y9 P1
Pin B and Y9 P2 Pin B (WP
0451, Vol 3, Figure 48).
2. If no continuity is present,
replace communication
connector Y9 (WP 0386, Vol 2).
4. Measure for continuity (WP
1. If continuity is present, proceed
0443, Vol 3) between
to next test.
communication connector Y9 P1
Pin B and Y9 P3 Pin B (WP
0451, Vol 3, Figure 48).
2. If no continuity is present,
replace communication
connector Y9 (WP 0386, Vol 2).
5. Measure for continuity (WP
1. If continuity is present, proceed
0443, Vol 3) between
to next test.
communication connector Y9 P1
Pin C and Y9 P2 Pin C (WP
0451, Vol 3, Figure 48).
2. If no continuity is present,
replace communication
connector Y9 (WP 0386, Vol 2).
6. Measure for continuity (WP
1. If continuity is present, proceed
0443, Vol 3) between
to next malfunction.
communication connector Y9 P1
Pin C and Y9 P3 Pin C (WP
0451, Vol 3, Figure 48).
2. If no continuity is present,
replace communication
connector Y9 (WP 0386, Vol 2).
33. Communication connector Y9
1. Measure for continuity (WP
1. If continuity is present, replace
has a short circuit.
0443, Vol 3) between
communication connector Y9
communication connector Y9 P1
(WP 0386, Vol 2).
Pin A and all other pins on Y9
P1 (WP 0451, Vol 3, Figure 48).
0189-18