10 • Aircraft Systems
AHRS Failure
The PFD continues displaying airspeed, altitude, vertical speed, compass rose
and ground track. Ground track and compass rose indications are supplied by
GPS, indicated by a “TRK” message. Any precision or non-precision approach is
available using the HSI on the PFD.
Pilot Action
1. Use standby attitude indicator.
2. Continue using HSI on PFD. Verify track against magnetic compass
heading.
3. Precision (ILS) and non-precision (GPS, localizer, and VOR) approaches
can be accomplished.
PFD Failure
Indications
1. PFD screen is dark.
Pilot Action
1. Refer to the standby instruments.
2. Use the GPS CDI page for navigation and approaches.
CLR
- Press and hold for 3 seconds to return to default CDI page
3. Only GPS non-precision approaches can be accomplished.
During an MFD failure, with the PFD functioning normally, all
approaches are available for use.
Electrical Failure
Indication
1. The G500 and GPS systems will be inoperative/dark.
2. The “STBY PWR” button on the standby attitude indicator will begin
blinking.
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