TM 5-3895-385-23-1
0192
Table 1. Right Screed Horn Keypad Fault Troubleshooting Procedures -- Continued.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
6. Measure for continuity (WP
1. If continuity is present, proceed
0443, Vol 3) between
to next malfunction.
communication connector Y6 P1
Pin C and Y6 P3 Pin C (WP
0451, Vol 3, Figure 51).
2. If no continuity is present,
replace communication
connector Y6 (WP 0386, Vol 2).
29. Communication connector Y6
1. Measure for continuity (WP
1. If no continuity is present,
has a short circuit.
0443, Vol 3) between
proceed to next test.
communication connector Y6 P1
Pin A and all other pins on Y6
P1 (WP 0451, Vol 3, Figure 51).
2. If continuity is present, replace
communication connector Y6
(WP 0386, Vol 2).
2. Measure for continuity (WP
1. If continuity is present, replace
0443, Vol 3) between
communication connector Y6
communication connector Y6 P1
(WP 0386, Vol 2).
Pin B and all other pins on Y6
P1 (WP 0451, Vol 3, Figure 51).
2. If no continuity is present,
proceed to next test.
3. Measure for continuity (WP
1. If continuity is present, replace
0443, Vol 3) between
communication connector Y6
communication connector Y6 P1
(WP 0386, Vol 2).
Pin C and all other pins on Y6
P1 (WP 0451, Vol 3, Figure 51).
2. If no continuity is present,
replace right screed horn keypad
(WP 0241, Vol 2).
3. Turn keyless engine switch to
the AUX position (TM 5-3895-
385-10), but do not start engine.
4. Check fault screen for RIGHT
SCREED HORN KEYPAD fault.
0192-22