TM 1–1520–238–T–3
9–12
9–49 SIGNAL NAME:
PYLON 1 MRTU TYPE II SERIAL DIGITAL ERROR
MEMORY LOCATION: 001665
MEMORY DATA BIT(S):
10
(BINARY)
CONDITION:
(None)
SIGNAL FUNCTION:
Monitors left outboard missile launcher.
REMARKS: From PYLON 1 MRTU Type II to FCC.
PASS:
If fourth digit on HOD is 0, go to paragraph 9–50.
FAIL: Location of fault: go to Chapter 8, paragraph 8–75.
9–50 SIGNAL NAME:
PYLON 1 MRTU TYPE II SERIAL DIGITAL ERROR
MEMORY LOCATION: 001703
MEMORY DATA BIT(S):
10
(BINARY)
CONDITION:
(None)
SIGNAL FUNCTION:
Monitors left outboard missile launcher.
REMARKS: From PYLON 1 MRTU Type II to FCC.
PASS:
If fourth digit on HOD is 0, go to paragraph 9–51.
FAIL: Location of fault: go to Chapter 8, paragraph 8–75.
9–51 SIGNAL NAME:
PYLON 1 MRTU TYPE II SERIAL DIGITAL ERROR
MEMORY LOCATION: 001716
MEMORY DATA BIT(S):
10
(BINARY)
CONDITION:
(None)
SIGNAL FUNCTION:
Monitors left outboard missile launcher.
REMARKS: From PYLON 1 MRTU Type II to FCC.
PASS:
If fourth digit on HOD is 0, replace FCC (TM 9–1230–476–20–1).
FAIL: Location of fault: go to Chapter 8, paragraph 8–75.
9–52 SIGNAL NAME:
PYLON 2 MRTU TYPE II STATUS WORD TERMINAL FLAG
MEMORY LOCATION: 001717
MEMORY DATA BIT(S):
19
(BINARY)
CONDITION:
(None)
SIGNAL FUNCTION:
Indicates PASS or FAIL status of MRTU internal self–tests.
REMARKS: From PYLON 2 MRTU Type II to FCC.
PASS:
If first digit on HOD is 0, 2, 4, or 6, go to paragraph 9–60.
FAIL: Location of fault: go to paragraph 9–53.
9–53 SIGNAL NAME:
PYLON 2 MRTU TYPE II STATUS WORD BBC STATUS BIT
MEMORY LOCATION: 001717
MEMORY DATA BIT(S):
18
(BINARY)
CONDITION:
(None)
SIGNAL FUNCTION:
Indicates self–test status of the BBC.
REMARKS: From PYLON 2 MRTU Type II to FCC.
PASS:
If first digit on HOD is 2 or 6, go to paragraph 9–54.
FAIL: Location of fault: MUX L PYL INBD circuit breaker, wiring from MUX L PYL INBD circuit
breaker to PYLON 2 MRTU, PYLON 2 MRTU. Troubleshoot wiring to isolate fault
(TM 9–1230–476–20–2).
