TM 1–1520–238–T–3
8–144
Change 4
8–534 SIGNAL NAME:
P2M4 MSL SKR POWER CONTROL (ACY) P2M4 SKR PWR OK (ACZ)
MEMORY LOCATION: 001315
MEMORY DATA BIT(S):
13
(BINARY)
CONDITION:
(None)
SIGNAL FUNCTION:
Controls application of seeker power.
REMARKS: From RHE to ECSP.
PASS:
If third digit on HOD is 1, 3, 5, or 7, go to paragraph 8–535.
FAIL: Location of fault: RHE, wiring from RHE to ECSP, ECSP. Troubleshoot wiring to isolate fault
(TM 9–1427–475–20).
8–535 SIGNAL NAME:
P2M4 MSL SKR POWER CONTROL (ACY) P2M4 SKR PWR OK (ACZ)
MEMORY LOCATION: 001752
MEMORY DATA BIT(S):
13
(BINARY)
CONDITION:
(None)
SIGNAL FUNCTION:
Controls application of seeker power.
REMARKS: From launcher through left inboard MRTU Type II to FCC.
PASS:
If third digit on HOD is 1, 3, 5, or 7, go to paragraph 8–536.
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).
8–536 SIGNAL NAME:
P2M4 MSL SKR POWER
MEMORY LOCATION: 001415
MEMORY DATA BIT(S):
12
(BINARY)
CONDITION:
(None)
SIGNAL FUNCTION:
Indicates status of seeker power (+28 VDC).
REMARKS: From ECSP to RHE.
PASS:
If third digit on HOD is 2, 3, 6, or 7, go to paragraph 8–537.
FAIL: Location of fault: replace left inboard launcher (TM 9–1425–475–30–2).
8–537 SIGNAL NAME:
P2M4 MSL SEEKER POWER (ACY) P2M4 SKR PWR OK (ACZ)
MEMORY LOCATION: 001733
MEMORY DATA BIT(S):
12
(BINARY)
CONDITION:
(None)
SIGNAL FUNCTION:
Indicates status of seeker power (+28 VDC).
REMARKS: From launcher through left inboard MRTU Type II to FCC.
PASS:
If third digit on HOD is 2, 3, 6, or 7, go to paragraph 8–540.
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).
8–538 SIGNAL NAME:
P2M4 CCM ACTIVATE CMD
MEMORY LOCATION: 001315
MEMORY DATA BIT(S):
14
(BINARY)
CONDITION:
(None)
SIGNAL FUNCTION:
Commands missile seeker to enter CCM mode.
REMARKS: From RHE to ECSP.
PASS:
If second digit on HOD is 4, 5, 6, or 7, go to paragraph 8–539.
FAIL: Location of fault:RHE, wiring from RHE to ECSP, ECSP. Troubleshoot wiring to isolate fault
(TM 9–1427–475–20).
