TM 1-1520-238-T-7
11–284
11–57. DASE COMPUTER NO-GO AFT AVIONICS BAY – APPEARS ON HOD (cont)
11–57
5. Check for open between:
P688–83 and P750–L,
P688–82 and P750–M.
Does open exist?
YES
Repair shorted wire between:
P688–83 and P459–A15,
P688–82 and P459–A16,
J459–A15 and J912–B18,
J459–A16 and J912–B19,
P912–B18 and P750–L,
P912–B19 and P750–M.
Go to paragraph 11–23.
NO
Go to step 6.
6. Check for 970 to 1030 ohms between P750–L
and P750–M.
Is resistance present?
YES
(ACB) Go to step 7.
(ACA) Replace DASEC
(TM 1-1520-238-23).
NO
Refer to TM 11-1520-238-23-2
to troubleshoot video display
unit (VDU).
7. (ACB) Detach filter adapter A708. Check for
open through pins:
A708–82 and A708–83.
Does open exist?
YES
Replace filter adapter
(TM 1-1520-238-23).
NO
Replace DASEC
(TM 1-1520-238-23).
END OF TASK
