TM 5-3895-385-23-1
0192
Table 1. Right Screed Horn Keypad Fault Troubleshooting Procedures -- Continued.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
3. Measure for continuity (WP
1. If continuity is present, proceed
0443, Vol 3) between
to next test.
communication connector Y11
P1 Pin B and Y11 P2 Pin B (WP
0451, Vol 3, Figure 16).
2. If no continuity is present,
replace communication
connector Y11 (WP 0386, Vol 2).
4. Measure for continuity (WP
1. If continuity is present, proceed
0443, Vol 3) between
to next test.
communication connector Y11
P1 Pin B and Y11 P3 Pin B (WP
0451, Vol 3, Figure 16).
2. If no continuity is present,
replace communication
connector Y11 (WP 0386, Vol 2).
5. Measure for continuity (WP
1. If continuity is present, proceed
0443, Vol 3) between
to next test.
communication connector Y11
P1 Pin C and Y11 P2 Pin C (WP
0451, Vol 3, Figure 16).
2. If no continuity is present,
replace communication
connector Y11 (WP 0386, Vol 2).
6. Measure for continuity (WP
1. If continuity is present, proceed
0443, Vol 3) between
to next malfunction.
communication connector Y11
P1 Pin C and Y11 P3 Pin C (WP
0451, Vol 3, Figure 16).
2. If no continuity is present,
replace communication
connector Y11 (WP 0386, Vol 2).
23. Communication connector Y11
1. Measure for continuity (WP
1. If continuity is present, replace
has a short circuit.
0443, Vol 3) between
communication connector Y11
communication connector Y11
(WP 0386, Vol 2).
P1 Pin A and all other pins on
Y11 P1 (WP 0451, Vol 3, Figure
16).
2. If no continuity is present,
proceed to next test.
0192-16