TM 1–1520–238–T–1
Change 5
4–111
4–16 ETE – INTERACTIVE FD/LS CHECK (cont)
4–16
1. Perform SYSTEMS – POWER–UP procedures in
accordance with paragraph 3–1.
2. Perform FD/LS check as follows:
TASK
RESULT
a. On CPG AUX/
ANTI ICE panel
(fig.2–47),
set ADSS switch to
ADSS.
b. 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
c. 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 menus do 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.
