TM 1–1520–238–T–1
4–76
Change 5
4–11 RKT – INTERACTIVE FD/LS CHECK (cont)
4–11
TASK
RESULT
NOTE
The FCC software can detect a boresight
corrector loss for a weapon and/or sighting
system. Flight crew or maintenance personnel
are advised of the degraded accuracy on the
high–action–display. Continuous and
maintenance FD/LS messages are displayed
upon selection.
d. On DEK, press and
release ABC/1 and
()/0 keys (ADC).
If PYLON ARTICULATION
GO appears on the HOD, go
to next step.
On CDU, press and
release 1 and 0 keys
(ADD).
If PYLON BORESIGHT
NO–GO RAM CHECKSUM
appears on the HOD, refer to
TM 9-1230-476-20-1 for
boresight editing and insert
correctors from the aircraft
logbook.
If any other NO–GO appears
on HOD, refer to
TM 9-1090-208-23-2.
e. On DEK, press and
release ABC/1 and
ABC/1 keys (ADC).
On CDU, press and
release 1 and 1 keys
(ADD).
If ROCKETS GO appears on
the HOD, go to next step. If
one or more FD/LS NO–GO
displays listed appear on the
HOD, perform the following in
sequence:
(1) Perform SYSTEMS
– POWER DOWN
(para 3–2).
(2) Perform CORRECTIVE
ACTION indicated for first
NO–GO displayed on
HOD.
(3) Perform SYSTEMS
– POWER–UP
(para 3–1).
