TM 1–1520–238–T–3
14–27
14–112 SIGNAL NAME:
PLT LT CUE DOT CONT
MEMORY LOCATION: 000706
MEMORY DATA BIT(S):
19
(BINARY)
CONDITION:
(None)
SIGNAL FUNCTION:
Presents left cueing information for pilot.
REMARKS: From FCC to symbol generator.
PASS:
Location of fault if the first digit displayed on HOD is 1,3, 5, or 7: replace symbol generator
(TM 11–1520–238–23–2).
FAIL: Location of fault: replace FCC (TM 9–1230–476–20–1).
14–113 SIGNAL NAME:
PLT DASHED RET CONT
MEMORY LOCATION: 000707
MEMORY DATA BIT(S):
19
(BINARY)
CONDITION:
(None)
SIGNAL FUNCTION:
Activates pilot cued LOS.
REMARKS: From FCC to symbol generator.
PASS:
If the first digit displayed on HOD is 1, 3, 5, or 7, go to paragraph 14–114.
FAIL: Location of fault: replace FCC (TM 9–1230–476–20–1).
14–114 SIGNAL NAME:
PLT DASHED RET AZ
MEMORY LOCATION: 000707
MEMORY DATA BIT(S):
4–13
(SCALAR)
CONDITION:
Displays LOS crosshair azimuth on VDU. Monitor HOD; memory location should
indicate negative for left and positive for right.
SIGNAL FUNCTION:
Displays pilot cued LOS azimuth crosshair.
REMARKS: From FCC to symbol generator.
PASS:
If CONDITION is met, go to paragraph 14–115.
FAIL: Location of fault: replace FCC (TM 9–1230–476–20–1).
14–115 SIGNAL NAME:
PLT DASHED RET EL
MEMORY LOCATION: 000710
MEMORY DATA BIT(S):
4–13
(SCALAR)
CONDITION:
Displays LOS elevation on VDU. Monitor HOD; memory location should indicate
negative for down and positive for up.
SIGNAL FUNCTION:
Displays pilot cued LOS elevation crosshair.
REMARKS: From FCC to symbol generator.
PASS:
Location of fault if CONDITION is met: replace symbol generator (TM 11–1520–238–23–2).
FAIL: Location of fault: replace FCC (TM 9–1230–476–20–1).
14–116 SIGNAL NAME:
PLT DIAMOND CONT
MEMORY LOCATION: 000711
MEMORY DATA BIT(S):
19
(BINARY)
CONDITION:
(None)
SIGNAL FUNCTION:
Activates pilot diamond.
REMARKS: From FCC to symbol generator.
PASS:
If the first digit displayed on HOD is 1, 3, 5, or 7, go to paragraph 14–117.
FAIL: Location of fault: replace FCC (TM 9–1230–476–20–1).
