TM 1–1520–238–T–3
8–146
8–543 SIGNAL NAME:
P2M4 MSL SEEKER SLAVE CMD
MEMORY LOCATION: 001752
MEMORY DATA BIT(S):
17
(BINARY)
CONDITION:
(None)
SIGNAL FUNCTION:
Commands laser seeker to enter slave mode.
REMARKS: From launcher through left inboard MRTU Type II to FCC.
PASS:
If first digit on HOD is 4, 5, 6, or 7, go to paragraph 8–550.
FAIL: Location of fault: left inboard launcher, wiring from left inboard launcher to left inboard MRTU
Type II, left inboard MRTU Type II. Troubleshoot wiring to isolate fault (TM 9–1427–475–20).
8–544 SIGNAL NAME:
P2M4 MSL STARE TRACK CMD
MEMORY LOCATION: 001315
MEMORY DATA BIT(S):
18
(BINARY)
CONDITION:
(None)
SIGNAL FUNCTION:
Commands laser seeker to enter stare mode. If proper laser code is detected
in seeker FOV, seeker will enter track mode.
REMARKS: From RHE to ECSP.
PASS:
If first digit on HOD is 2, 3, 6, or 7, go to paragraph 8–545.
FAIL: Location of fault: RHE, wiring from RHE to ECSP, ECSP. Troubleshoot wiring to isolate fault
(TM 9–1427–475–20).
8–545 SIGNAL NAME:
P2M4 MSL STARE TRACK CMD
MEMORY LOCATION: 001752
MEMORY DATA BIT(S):
18
(BINARY)
CONDITION:
(None)
SIGNAL FUNCTION:
Commands laser seeker to enter stare mode. If proper laser code is detected
in seeker FOV, seeker will enter track mode.
REMARKS: From launcher through left inboard MRTU Type II to FCC.
PASS:
If first digit on HOD is 2, 3, 6, or 7, refer to failure symptom index and next failure symptom
paragraph.
FAIL: Location of fault: left inboard launcher, wiring from left inboard launcher to left inboard MRTU
Type II, left inboard MRTU Type II. Troubleshoot wiring to isolate fault (TM 9–1427–475–20).
8–546 SIGNAL NAME:
P2M4 MSL CORRELATE
MEMORY LOCATION: 001415
MEMORY DATA BIT(S):
16
(BINARY)
CONDITION:
(None)
SIGNAL FUNCTION:
Indicates laser has detected a laser beam whose laser code agrees with
internal stored code.
REMARKS: From ECSP to RHE.
PASS:
If second digit on HOD is 1, 3, 5, or 7, go to paragraph 8–547.
FAIL: Location of fault: replace left inboard launcher (TM 9–1425–475–30–2).
