TM 1–1520–238–T–1
4–2
Change 5
4–1
ADS – INTERACTIVE FD/LS CHECK
4–1
Personnel Required:
(2)
References:
TM 9-1230-476-20-1
TM 9-1230-476-20-2
NOTE
If the aviation ground power unit (AGPU) is
selected to provide power to the aircraft, refer to
paragraph 3–1. If the auxiliary power unit (APU)
is selected to provide power to the aircraft, refer
to paragraph 3–3.
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 data entry
keyboard (DEK) (fig.
2–49), rotate DATA
ENTRY switch to
FD/LS (ADC). On
If there are no system
failures, the following
message (prompt) appears:
ANY KEY FOR FD/LS
MENUS
CDU (fig. 2–49.2),
select FAB 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 heads out display
(HOD) (fig. 2–34), refer to
TM 9-1230-476-20-2 for
troubleshooting the multiplex
(MUX) system.
