TM 1–1520–238–T–3
16–12
16–36 SIGNAL NAME:
CPG MSL ARM
MEMORY LOCATION: 001075
MEMORY DATA BIT(S):
19
(BINARY)
CONDITION:
(None)
SIGNAL FUNCTION:
Selects missile arming.
REMARKS: From CPG FCP through LH FAB MRTU Type I to FCC.
PASS:
If first digit on HOD is 1, 3, 5, or 7, go to Chapter 8, 8–1104.
FAIL: Location of fault: CPG FCP, wiring from CPG FCP to LH FAB MRTU Type I, LH FAB MRTU
Type I (TM 9–1230–476–20–2).
16–37 SIGNAL NAME:
PLT RKT TRIG
MEMORY LOCATION: 001554
MEMORY DATA BIT(S):
13
(BINARY)
CONDITION:
(None)
SIGNAL FUNCTION:
Indicates rocket firing sequence.
REMARKS: From CPG FCP through LH FAB MRTU Type I to FCC.
PASS:
If third digit on HOD is 1, 3, 5, or 7, go to 16–41.
FAIL: Location of fault: CPG FCP, wiring from CPG FCP to LH FAB MRTU Type I, LH FAB MRTU
Type I. Troubleshoot wiring to isolate fault (TM 9–1230–476–20–2).
16–38 SIGNAL NAME:
PLT GUN TRIG
MEMORY LOCATION: 001554
MEMORY DATA BIT(S):
14
(BINARY)
CONDITION:
(None)
SIGNAL FUNCTION:
Indicates gun firing sequence.
REMARKS: From CPG FCP through LH FAB MRTU Type I to FCC.
PASS:
If second digit on HOD is 4, 5, 6, or 7, go to paragraph 16–39.
FAIL: Location of fault: CPG FCP, wiring from CPG FCP to LH FAB MRTU Type I, LH FAB MRTU
Type I. Troubleshoot wiring to isolate fault (TM 9–1230–476–20–2).
16–39 SIGNAL NAME:
CPG GUN TRIG
MEMORY LOCATION: 001554
MEMORY DATA BIT(S):
19
(BINARY)
CONDITION:
(None)
SIGNAL FUNCTION:
Indicates gun firing sequence.
REMARKS: From CPG FCP through LH FAB MRTU Type I to FCC.
PASS:
If first digit on HOD is 1, 3, 5, or 7, go to Chapter 5, 5–16.
FAIL: Location of fault: CPG FCP, wiring from CPG FCP to LH FAB MRTU Type I, LH FAB MRTU
Type I. Troubleshoot wiring to isolate fault (TM 9–1230–476–20–2).
16–40 SIGNAL NAME:
PLT GND OVRD SW
MEMORY LOCATION: 001555
MEMORY DATA BIT(S):
13
(BINARY)
CONDITION:
(None)
SIGNAL FUNCTION:
Indicates pilot/ground override (PLT/ GND OVRD) switch position.
REMARKS: From CPG FCP through LH FAB MRTU Type I to FCC.
PASS:
If third digit on HOD is 1, 3, 5, or 7 (indicates on), go to failure symptom index and next failure
symptom .
FAIL: Location of fault: CPG FCP, wiring from CPG FCP to LH FAB MRTU Type I, LH FAB MRTU
Type I. Troubleshoot wiring to isolate fault (TM 9–1230–476–20–2).
