TM 11-6625-3081-23
7-36. PARALLEL BUS
7-36
INPUT CODE: PLLBUS (cont)
2. CORRECTIVE ACTION - PLLBUS (cont)
(f) Remove 5-volt Power Supply 1A4PS4.
Check contacts of mating connectors
and repair if required.
Install replacement 1A4PS4 and perform PLLBUS
test.
If PLLBUS test passes, no further action required.
If PLLBUS
fails, proceed to (g).
(g) Remove Digital Computer Assembly 1A11. Check contacts of mating
connectors and repair if required.
Install replacement 1A11 and
perform PLLBUS test.
If PLLBUS test passes, no further action
required.
If PLLBUS fails, proceed to (h).
(h) Check the following cable assemblies and repair as required:
W7
W14
1W2
1W7
1W9
2A2W5
If any cable was repaired, perform PLLBUS test. If PLLBUS test passes,
no further action required.
If PLLBUS test fails and CALCST test has
been performed, repair is beyond this level of maintenance.
Next
higher level of maintenance required.
If no cables were repaired and CALCST test has been performed, repair
is beyond this level of maintenance.
Next higher level of maintenance
required.
7-186
