TM 55-6930-212-10
Table 7-2. Simulated Malfunction Details - Continued
Method of
Indications and effects on
Effects sensed by trainee
introduction
related systems as presented
if corrective action is
Malfunction
by instructor
to the instructor and trainee
not taken
Doppler NAV RTA
314
DOP NAV RTA appears on CRT.
1. In navigate mode,
(receiver trans-
MEM light illuminates
mitter antenna)
(after 8 sec).
2.
In test mode. MEM
light extinguishes
and MAL light illumi-
nates, MN R00000
(after 15 sec).
Doppler NAV SDC
315
DOP NAV SDC appears on CRT.
1.
In navigate mode, MEM
(signal data con-
and MAL lights
verter) power
illuminate.
2.
In test mode. NG
S890000 (after 15
sec.).
LF receiver
316
LF station identification is not
Crew does not receive sta-
possible. ADF pointers remain
tion identification. ADF
fixed at last position prior to
pointers remain fixed at
failure.
last position prior to
failure.
Marker beacon
317
Marker identification is not
Marker beacon system
possible. Marker lights are
inoperative.
inoperative. Marker lights
press-to-test is inoperative.
VOR receiver
318
If tuned to a valid VOR station:
VOR navigation system
1.
Station ident is disabled.
inoperative.
2.
VOR pointers remain fixed
at 1200.
3.
NAV flag appears in ID-2103.
4.
Vertical needle in ID-2103
centers.
7-7
