Beechcraft C-12C Operator And Technical Reference Manual page 434

TM 1-1510-218-10
ident
m4 warn
m4 reply
locked
—version
no appr vnav
discontinuity
verify proc
enter utc
—timer 1
—timer 2
—timer 3
XXXX:XX represents the UTC time (e.g., 0810:40)
TYPE OF ALERT
Waypoint
Terminal
Approach
RAIM Alert
Parallel Track
CDU MSG Alert Light
No INPUT (with a blank
screen)
3C-80
Table 3C-16. CDU Annunciation Line Priorities
ANNUNCIATIONS
no gps appr
no appr raim
no keys zero
safe keys
xtk alert
—bank limit
—nav source
—nav error
—gps
compare gps
no RAIM
—inux
Table 3C-17. Additional Alerts (Continued)
Within waypoint alert prior to waypoint sequence when in EN ROUTE and
OCEANIC sensitivity modes. Ten seconds prior to waypoint sequence
when in TERMINAL and APPROACH sensitivity modes.
FMS in Terminal Mode.
FMS in Transition or Approach Mode.
GPS RAIM function detects error (RAIM Warn).
Parallel offset has been applied to the active flight plan.
The MSG Alert column in this table lists which annunciations are
accompanied by a message alert.
A bus terminal has taken control of the MIL-STD-1553 bus, but is not
responding as a bus controller.
operations and isolate the faulty device on the 1553 bus.
CDU has experienced a catastrophic failure of the CDU chip or a flash
memory fault and should not be used for navigation because navigation
data may be corrupted and extremely unreliable.
navigation means immediately.
Resetting the CDU power may restore full operation if the
failure was caused by the CDU's misreading its terminal
address during cyclic power fluctuations.
cross-check all navigation data until you are ensured that
the primary FMS-800 system is operating properly.
sincgars cue inux battery
—speed
wpt passed
—status
pca intercept
exiting hold crs reversal
—baroset
hold active
intr active approach
crp active need key
rfl active wrong key
fg8 active load fail
rtk active data expired
cir active update magvr
key alert XXXX:XX
INITIATING CONDITION
Activate the bus-split switch to split
Or
NOTE
1
Switch to backup
If this occurs,