TM 1–1520–238–T–3
8–210
Change 4
8–791 SIGNAL NAME:
P3M4 MSL SKR POWER CONTROL (ACY) P3M4 SKR PWR OK (ACZ)
MEMORY LOCATION: 001326
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 8–792.
FAIL: Location of fault: RHE, wiring from RHE to ECSP, ECSP. Troubleshoot wiring to isolate fault
(TM 9–1427–475–20).
8–792 SIGNAL NAME:
P3M4 MSL SKR POWER CONTROL (ACY) P3M4 SKR PWR OK (ACZ)
MEMORY LOCATION: 002017
MEMORY DATA BIT(S):
13
(BINARY)
CONDITION:
(None)
SIGNAL FUNCTION:
Controls application of seeker power.
REMARKS: From launcher through right inboard MRTU Type II to FCC.
PASS:
If third digit on HOD is 1, 3, 5, or 7, go to paragraph 8–793.
FAIL: Location of fault: right inboard launcher, wiring from right inboard launcher to right inboard
MRTU Type II, right inboard MRTU Type II. Troubleshoot wiring to isolate fault
(TM 9–1427–475–20).
8–793 SIGNAL NAME:
P3M4 MSL SKR POWER
MEMORY LOCATION: 001422
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 8–794.
FAIL: Location of fault: replace right inboard launcher (TM 9–1425–475–30–2).
8–794 SIGNAL NAME:
P3M4 MSL SEEKER POWER (ACY) P3M4 SKR PWR OK (ACZ)
MEMORY LOCATION: 002000
MEMORY DATA BIT(S):
12
(BINARY)
CONDITION:
(None)
SIGNAL FUNCTION:
Indicates status of seeker power (+28 VDC).
REMARKS: From launcher through right inboard MRTU Type II to FCC.
PASS:
If third digit on HOD is 2, 3, 6, or 7, go to paragraph 8–797.
FAIL: Location of fault: right inboard launcher, wiring from right inboard launcher to right inboard
MRTU Type II, right inboard MRTU Type II. Troubleshoot wiring to isolate fault
(TM 9–1427–475–20).
8–795 SIGNAL NAME:
P3M4 CCM ACTIVATE CMD
MEMORY LOCATION: 001326
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 8–796.
FAIL: Location of fault: RHE, wiring from RHE to ECSP, ECSP. Troubleshoot wiring to isolate fault
(TM 9–1427–475–20).
