TM 1–1520–238–T–1
Change 9
4–23
4–3
DE–ICE – INTERACTIVE FD/LS CHECK (cont)
4–3
TASK
RESULT
a. On DEK (fig.2–49 ),
rotate DATA ENTRY
switch to FD/LS
(ADC). On CDU (fig.
2–49.2), select FAB
If there are no system
failures, the following
message (prompt) appears:
ANY KEY FOR FD/LS
MENUS
FDLS (ADD).
When a list of failures is
displayed, the list is scrolled
by pressing and releasing the
ENTER/SPACE key on the
DEK (ADC) or SPC key on
the CDU (ADD). Scroll until
the following message
(prompt) appears:
ANY KEY FOR FD/LS
MENUS
b. Obtain maintenance
menu by pressing
and releasing any
DEK key except
ENTER SPACE or
SHIFT (ADC); or
any key on the CDU,
except SPC (ADD).
If FD/LS menu does not
appear on HOD, refer to
TM 9-1230-476-20-2 for
troubleshooting the MUX
system.
NOTE
RHE – RT BUS NO–GO RH FAB (ACZ) and/or
RHE – LT BUS NO–GO RH FAB (ACZ) will
appear if both pilot and CPG SAFE/ARM
switches are off.
c. On DEK, press and
release ()/0 and
VWX/8 keys (ADC).
On CDU, press and
If any MUX NO–GO appears
on HOD, refer to
TM 9-1230-476-20-2 for
troubleshooting the MUX
release 0 and 8 keys
(ADD).
system.
When MUX
COMMUNICATION GO
appears on HOD, go to next
step.
