TM 1–1520–238–T–3
27–2
Change 5
27–2 SIGNAL NAME:
RESERVED
MEMORY LOCATION: 002641
MEMORY DATA BIT(S):
14–12 (BINARY)
CONDITION:
(None)
SIGNAL FUNCTION:
Indicates serial digital error.
REMARKS: From EGI to FCC.
PASS:
If second and third digits displayed on CDU are 0, go to paragraph 27–3.
FAIL: Location of fault: Replace EGI (TM 11–1520–238–23–1).
27–3 SIGNAL NAME:
SUBSYSTEM FLAG
MEMORY LOCATION: 002641
MEMORY DATA BIT(S):
17
(BINARY)
CONDITION:
(None)
SIGNAL FUNCTION:
Indicates subsystem fault.
REMARKS: From EGI to FCC.
PASS:
If second digit displayed on CDU is 0, go to paragraph 27–4.
FAIL: Location of fault: Replace EGI (TM 11–1520–238–23–1).
27–4 SIGNAL NAME:
TERMINAL FLAG
MEMORY LOCATION: 002641
MEMORY DATA BIT(S):
19
(BINARY)
CONDITION:
(None)
SIGNAL FUNCTION:
Indicates terminal fault.
REMARKS: From EGI to FCC.
PASS:
If first digit displayed on CDU is 0, go to paragraph 27–5.
FAIL: Location of fault: Replace EGI (TM 11–1520–238–23–1).
27–5 SIGNAL NAME:
MESSAGE ERROR
MEMORY LOCATION: 002677
MEMORY DATA BIT(S):
9
(BINARY)
CONDITION:
(None)
SIGNAL FUNCTION:
Indicates message error.
REMARKS: From EGI to FCC.
PASS:
If fourth digit displayed on CDU is 0, go to paragraph 27–6.
FAIL: Location of fault: Replace EGI (TM 11–1520–238–23–1).
27–6 SIGNAL NAME:
RESERVED
MEMORY LOCATION: 002677
MEMORY DATA BIT(S):
14–12
(BINARY)
CONDITION:
(None)
SIGNAL FUNCTION:
Indicates serial digital error.
REMARKS: From EGI to FCC.
PASS:
If second and third digits displayed on CDU are 0, go to paragraph 27–7.
FAIL: Location of fault: Replace EGI (TM 11–1520–238–23–1).
27–7 SIGNAL NAME:
SUBSYSTEM FLAG
MEMORY LOCATION: 002677
MEMORY DATA BIT(S):
17
(BINARY)
CONDITION:
(None)
SIGNAL FUNCTION:
Indicates subsystem fault.
REMARKS: From EGI to FCC.
PASS:
If first digit displayed on CDU is 0, go to paragraph 27–8.
FAIL: Location of fault: Replace EGI (TM 11–1520–238–23–1).
