TM 32-5835-005-14 & P
b. If malfunctions a. through e. per-
7-12. Disassembly Procedure.
sist, refer to higher level of mainten-
ance.
c. If malfunction f. persists, but the
7-13. Replacement of Logic Control
Board A1A6.
indicator lights indicate proper func-
tion, to to Section VI. Otherwise re-
Power unit down and unplug defective
quest higher level of maintenance.
board; install replacement.
7-15. Repair.
7-14. Testing after Repair.
Repair of the Logic Control Board at the
Direct Support Level is not authorized.
through e. has been corrected, replace
Request higher level of maintenance.
covers.
Section VI. DIRECT SUPPORT MAINTENANCE RECORD/REPRODUCE AMPLIFIER AND BIAS BOARD.
(A1A3, A1A8, A1A4)
7-20. Testing after Repairs.
Operate unit in RECORD/REPRODUCE modes
Should unit not record and/or playback,
and ensure that malfunction has been
there are three board possibilities in
corrected by the replacement. If
addition to a faulty Logic Control
operation is still faulty (except for
the record/reproduce board (A1A3), or
higher level of maintenance.
placement of one of these boards may
7-21. Alignment.
correct the malfunction. Refer to fig-
ure 7-2.
If malfunctions have been corrected,
proceed with electrical testing pro-
7-17. Disassembly Procedure.
cedure Section VIII and/or Section IX.
7-18. Testing Procedure.
7-19. Repair.
(A1A8), the record/reproduce board
(A1A4) at the Direct Support Level is
not authorized. Request higher level
of maintenance.