TM 1–1520–238–T–3
15–26
15–105 SIGNAL NAME:
AND L4 CHAR 8 7
MEMORY LOCATION: 000632
MEMORY DATA BIT(S):
4–19
(ASCII)
CONDITION:
Refer to Table 15–1 for ASCII code conversions.
SIGNAL FUNCTION:
Converts 16–bit word to characters 7 and 8 on line 4.
REMARKS: From FCC through CPG MRTU Type III to AND.
PASS:
If ASCII conversion results correspond to display on HOD, go to paragraph 15–106.
FAIL: Location of fault: AND, wiring from AND to CPG MRTU Type III, CPG MRTU Type III.
Troubleshoot wiring to isolate fault (TM 1–1270–476–T).
15–106 SIGNAL NAME:
AND L4 CHAR 10 9
MEMORY LOCATION: 000631
MEMORY DATA BIT(S):
4–19
(ASCII)
CONDITION:
Refer to Table 15–1 for ASCII code conversions.
SIGNAL FUNCTION:
Converts 16–bit word to characters 9 and 10 on line 4.
REMARKS: From FCC through CPG MRTU Type III to AND.
PASS:
If ASCII conversion results correspond to display on HOD, go to paragraph 15–107.
FAIL: Location of fault: AND, wiring from AND to CPG MRTU Type III, CPG MRTU Type III.
Troubleshoot wiring to isolate fault (TM 1–1270–476–T).
15–107 SIGNAL NAME:
AND L4 CHAR 12 11
MEMORY LOCATION: 000630
MEMORY DATA BIT(S):
4–19
(ASCII)
CONDITION:
Refer to Table 15–1 for ASCII code conversions.
SIGNAL FUNCTION:
Converts 16–bit word to characters 11 and 12 on line 4.
REMARKS: From FCC through CPG MRTU Type III to AND.
PASS:
If ASCII conversion results correspond to display on HOD, go to paragraph 15–108.
FAIL: Location of fault: AND, wiring from AND to CPG MRTU Type III, CPG MRTU Type III.
Troubleshoot wiring to isolate fault (TM 1–1270–476–T).
15–108 SIGNAL NAME:
AND L4 CHAR 14 13
MEMORY LOCATION: 000627
MEMORY DATA BIT(S):
4–19
(ASCII)
CONDITION:
Refer to Table 15–1 for ASCII code conversions.
SIGNAL FUNCTION:
Converts 16–bit word to characters 13 and 14 on line 4.
REMARKS: From FCC through CPG MRTU Type III to AND.
PASS:
If ASCII conversion results correspond to display on HOD, go to paragraph 15–109.
FAIL: Location of fault: AND, wiring from AND to CPG MRTU Type III, CPG MRTU Type III.
Troubleshoot wiring to isolate fault (TM 1–1270–476–T).
15–109 SIGNAL NAME:
AND L4 CHAR 16 15
MEMORY LOCATION: 000626
MEMORY DATA BIT(S):
4–19
(ASCII)
CONDITION:
Refer to Table 15–1 for ASCII code conversions.
SIGNAL FUNCTION:
Converts 16–bit word to characters 15 and 16 on line 4.
REMARKS: From FCC through CPG MRTU Type III to AND.
PASS:
If ASCII conversion results correspond to display on HOD, go to paragraph 15–110.
FAIL: Location of fault: AND, wiring from AND to CPG MRTU Type III, CPG MRTU Type III.
Troubleshoot wiring to isolate fault (TM 1–1270–476–T).
