TM 1–1520–238–T–3
8–84
8–302 SIGNAL NAME:
P1M4 MSL INDIRECT FIRE LO
MEMORY LOCATION: 001711
MEMORY DATA BIT(S):
10
(BINARY)
CONDITION:
(None)
SIGNAL FUNCTION:
Commands low flight profile for LOAL operation.
REMARKS: From launcher through left outboard MRTU Type II to FCC.
PASS:
If fourth digit on HOD is 1, 3, 5, or 7, go to paragraph 8–1108.
FAIL: Location of fault: left outboard launcher, wiring from left outboard launcher to left outboard
MRTU Type II, left outboard MRTU Type II. Troubleshoot wiring to isolate fault
(TM 9–1427–475–20).
8–303 SIGNAL NAME:
P1M4 MSL INDIRECT FIRE HI
MEMORY LOCATION: 001275
MEMORY DATA BIT(S):
11
(BINARY)
CONDITION:
(None)
SIGNAL FUNCTION:
Commands high flight profile for LOAL operation.
REMARKS: From RHE to ECSP.
PASS:
If third digit on HOD is 4, 5, 6, or 7, go to paragraph 8–304.
FAIL: Location of fault: RHE, wiring from RHE to ECSP, ECSP. Troubleshoot wiring to isolate fault
(TM 9–1427–475–20).
8–304 SIGNAL NAME:
P1M4 MSL INDIRECT FIRE HI
MEMORY LOCATION: 001711
MEMORY DATA BIT(S):
11
(BINARY)
CONDITION:
(None)
SIGNAL FUNCTION:
Commands high flight profile for LOAL operation.
REMARKS: From launcher through left outboard MRTU Type II to FCC.
PASS:
If third digit on HOD is 4, 5, 6, or 7, go to paragraph 8–1108.
FAIL: Location of fault: left outboard launcher, wiring from left outboard launcher to left outboard
MRTU Type II, left outboard MRTU Type II. Troubleshoot wiring to isolate fault
(TM 9–1427–475–20).
8–305 SIGNAL NAME:
P1M4 MSL RF CODE ACCEPT COMMAND
MEMORY LOCATION: 001275
MEMORY DATA BIT(S):
13
(BINARY)
CONDITION:
(None)
SIGNAL FUNCTION:
Commands missile seeker to accept RF code data from analog command lines
3 and 4. Commands ECSP to hook up analog commands 3 and 4 to selected
missile.
REMARKS: From RHE to ECSP.
PASS:
If third digit on HOD is 1, 3, 5, or 7, go to paragraph 8–306.
FAIL: Location of fault: RHE, wiring from RHE to ECSP, ECSP. Troubleshoot wiring to isolate fault
(TM 9–1427–475–20).
