TM 1–1520–238–T–3
8–148
8–551 SIGNAL NAME:
P2M4 MSL SKR CAGE CMD
MEMORY LOCATION: 001752
MEMORY DATA BIT(S):
19
(BINARY)
CONDITION:
(None)
SIGNAL FUNCTION:
Commands missile to enter cage mode.
REMARKS: From launcher through left inboard MRTU Type II to FCC.
PASS:
If first digit on HOD is 0, 2, 4, or 6, go to paragraph 8–552.
FAIL: Location of fault: left inboard launcher, wiring from left inboard launcher to left outboard MRTU
Type II, left outboard MRTU Type II. Troubleshoot wiring to isolate fault (TM 9–1427–475–20).
8–552 SIGNAL NAME:
P2M4 MSL SKR CAGE
MEMORY LOCATION: 001415
MEMORY DATA BIT(S):
13
(BINARY)
CONDITION:
(None)
SIGNAL FUNCTION:
Indicates seeker is in cage mode. The seeker cannot track in cage position.
REMARKS: From ECSP to RHE.
PASS:
If third digit on HOD is 0, 2, 4, or 6, go to paragraph 8–553.
FAIL: Location of fault: replace left inboard launcher (TM 9–1425–475–30–2).
8–553 SIGNAL NAME:
P2M4 MSL SKR CAGE
MEMORY LOCATION: 001733
MEMORY DATA BIT(S):
13
(BINARY)
CONDITION:
(None)
SIGNAL FUNCTION:
Indicates seeker is in cage mode. The seeker cannot track in cage position.
REMARKS: From launcher through left inboard MRTU Type II to FCC.
PASS:
If third digit on HOD is 0, 2, 4, or 6, go to paragraph 8–556.
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).
8–554 SIGNAL NAME:
P2M4 MSL DEICE #2 CMD
MEMORY LOCATION: 001321
MEMORY DATA BIT(S):
4
(BINARY)
CONDITION:
(None)
SIGNAL FUNCTION:
Issues deicing squib fire command to selected missile.
REMARKS: From RHE to ECSP.
PASS:
If sixth digit on HOD is 1, go to paragraph 8–555.
FAIL: Location of fault: RHE, wiring from RHE to ECSP, ECSP. Troubleshoot wiring to isolate fault
(TM 9–1427–475–20).
