N457GH
Rev 4 12/29/19
20
AIRCRAFT POWER LOST
MESSAGE ON EFIS
1.
Unnecessary electrical equipment—OFF
2.
STAY ON softkey--PUSH
3.
LAND as soon as conditions permit
Note: Standby battery will power EFIS for ~1 hour. COM radio, ADS-B receiver, transponder, and
autopilot servos will not function.
OTHER
RUNAWAY TRIM OR FLAPS
1.
Switch—HOLD for 3 seconds in OPPOSITE DIRECTION
2.
(FLAPS ONLY) Vertical Power—OPERATE FLAPS from touch screen as needed
Note: Trim will not operate from VP-X screen.
FLAP SWITCH FAILURE
1.
Vertical Power—OPERATE FLAPS from touch screen
CO DETECTOR ALARM
1.
Cabin Heat—OFF
2.
Air Vents—OPEN full
3.
If alarm continues, LAND as soon as conditions permit
WARNING AND CAUTION MESSAGES
GPS ASSIST/CROSS CHECK ATTITUDE
If airspeed data to ADAHRS is lost, GPS ASSIST message will display and GPS ground speed will
be used for attitude indicator display. If GPS connectivity is lost, CROSS CHECK ATTITUDE will
display, and last known GPS ground speed will be used—use other references to cross check
attitude.
STANDBY NETWORK ERROR
A redundant network data pathway for ADAHRS, EMS, HDX, or AP servos has failed. If at night,
consider landing. Error should be addressed before flying again.
