TM 1–1520–238–T–1
4–82
Change 4
4–12 STAB – INTERACTIVE FD/LS CHECK
4–12
(ACY) (cont)
TASK
RESULT
a. On pilot cyclic stick
grip (fig. 2–8), set
FORCE TRIM REL
switch to ON.
b. On DEK (fig. 2–49),
rotate DATA ENTRY
switch to FD/LS.
If there are no system
failures, the following
message (prompt) appears:
ANY KEY FOR FD/LS
MENUS
When a list of failures is
displayed, the list is scrolled
by pressing and releasing the
ENTER/ SPACE key on the
DEK. Scroll until the following
message (prompt) appears:
ANY KEY FOR FD/LS
MENUS
c. Obtain maintenance
menu by pressing
and releasing any
DEK key except
ENTER SPACE or
SHIFT.
If FD/LS menus do not
appear on HOD, refer to
TM 9-1230-476-20-2 for
troubleshooting the MUX
system.
d. On DEK, press and
release ()/0and
VWX/8 keys.
If any MUX NO–GO appears
on HOD, refer to
TM 9-1230-476-20-2 for
troubleshooting the MUX
system.
When MUX
COMMUNICATION GO
appears on the HOD, go to
next step.
