TM 1–1520–238–T–3
14–21
14–82 SIGNAL NAME:
CPG FOV DOT EL
MEMORY LOCATION: 000671
MEMORY DATA BIT(S):
11–16
(SCALAR)
CONDITION:
Displays FOV dot azimuth reference. Monitor HOD; memory location should indicate
negative for down and positive for up.
SIGNAL FUNCTION:
Displays coarse cued LOS symbol in IHADSS FOV elevation reference.
REMARKS: From FCC to symbol generator.
PASS:
If CONDITION is met, go to paragraph 14–83.
FAIL: Location of fault: replace FCC (TM 9–1230–476–20–1).
14–83 SIGNAL NAME:
CPG FOV BOX CONT
MEMORY LOCATION: 000672
MEMORY DATA BIT(S):
19
(BINARY)
CONDITION:
(None)
SIGNAL FUNCTION:
Activates TADS/PNVS FOV box.
REMARKS: From FCC to symbol generator.
PASS:
If the first digit displayed on HOD is 1, 3, 5, or 7, go to paragraph 14–84.
FAIL: Location of fault: replace FCC (TM 9–1230–476–20–1).
14–84 SIGNAL NAME:
CPG FOV BOX SIZE
MEMORY LOCATION: 000671
MEMORY DATA BIT(S):
18
(BINARY)
CONDITION:
If the first digit displayed on HOD is 0, 1, 4, or 5=LARGE
If the first digit displayed on HOD is 2, 3, 6, or 7=SMALL
SIGNAL FUNCTION:
Selects TADS (large)/PNVS (small) IHADSS FOV box sizes.
REMARKS: From FCC to symbol generator.
PASS:
If CONDITION corresponds to FOV box size, go to paragraph 14–85.
FAIL: Location of fault: replace FCC (TM 9–1230–476–20–1).
14–85 SIGNAL NAME:
CPG FOV BOX AZ
MEMORY LOCATION: 000672
MEMORY DATA BIT(S):
4–10
(SCALAR)
CONDITION:
Displays FOV box azimuth reference. Monitor HOD; memory location should indicate
negative for left and positive for right.
SIGNAL FUNCTION:
Displays CPG TADS/PNVS FOV box azimuth reference.
REMARKS: From FCC to symbol generator.
PASS:
If CONDITION is met, go to paragraph 14–86.
FAIL: Location of fault: replace FCC (TM 9–1230–476–20–1).
14–86 SIGNAL NAME:
CPG FOV BOX EL
MEMORY LOCATION: 000672
MEMORY DATA BIT(S):
11–16
(SCALAR)
CONDITION:
Displays missile box azimuth reference when missiles are selected. Monitor HOD;
memory location should indicate negative for down and positive for up.
SIGNAL FUNCTION:
Displays CPG TADS/PNVS FOV box elevation reference.
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).
