TM 11520238T3
832
896 SIGNAL NAME:
P1M1 MSL TGT POLARITY CONTROL
MEMORY LOCATION: 001274
MEMORY DATA BIT(S):
1011
(BINARY)
CONDITION:
If the fourth digit is 0, 2, 4, or 6 and the third digit is 0, 1, 2, 3=BLACK
If the fourth digit is 0, 2, 4, or 6 and the third digit is 4, 5, 6, 7=AUTO
If the fourth digit is 1, 3, 5, or 7 and the third digit is 0, 1, 2, 3=WHITE
SIGNAL FUNCTION:
Directs missile seeker to track a black target on a white background, a white
target on a black background or automatic contrast.
REMARKS: From RHE to ECSP.
PASS:
If third digit on HOD corresponds to proper polarity, go to paragraph 897.
FAIL: Location of fault: RHE, wiring from RHE to ECSP, ECSP. Troubleshoot wiring to isolate fault
(TM 9142747520).
897 SIGNAL NAME:
P1M1 MSL TGT POLARITY CONTROL
MEMORY LOCATION: 001710
MEMORY DATA BIT(S):
1011
(BINARY)
CONDITION:
If the fourth digit is 0, 2, 4, or 6 and the third digit is 0, 1, 2, 3=BLACK
If the fourth digit is 0, 2, 4, or 6 and the third digit is 4, 5, 6, 7=AUTO
If the fourth digit is 1, 3, 5, or 7 and the third digit is 0, 1, 2, 3=WHITE
SIGNAL FUNCTION:
Directs missile seeker to track a black target on a white background, a white
target on a black background or automatic contrast.
REMARKS: From launcher through left outboard MRTU Type II to FCC.
PASS:
If third digit on HOD corresponds to proper polarity, go to failure symptom and next failure
symptom paragraph.
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 9142747520).
898 SIGNAL NAME:
P1M1 MSL BIT CMD
MEMORY LOCATION: 001274
MEMORY DATA BIT(S):
12
(BINARY)
CONDITION:
(None)
SIGNAL FUNCTION:
Controls launcher BIT.
REMARKS: From RHE to ECSP.
PASS:
If third digit on HOD is 0, 1, 4, or 5, go to paragraph 899.
FAIL: Location of fault: RHE, wiring from RHE to ECSP, ECSP. Troubleshoot wiring to isolate fault
(TM 9142747520).
899 SIGNAL NAME:
P1M1 MSL BIT CMD
MEMORY LOCATION: 001710
MEMORY DATA BIT(S):
12
(BINARY)
CONDITION:
(None)
SIGNAL FUNCTION:
Controls launcher BIT.
REMARKS: From launcher through left outboard MRTU Type II to FCC.
PASS:
If third digit on HOD is 0, 1, 4, or 5, go to paragraph 8100.
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 9142747520).