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G1000/GFC 700 Post Installation Checkout Procedure - Hawker / Beechcraft King Air C90
Revision 5
190-00682-00
3.3.1
Cooling Fan Check
1. Confirm equipment fan operation by verifying the absence of the following alert messages:
•
PFD 1 FAN FAIL
•
PFD 2 FAN FAIL
•
MFD FAN FAIL
•
AVN 1 FAN FAIL
•
AVN 2 FAN FAIL
3.3.2
Reversion Mode Check
1. Push the red
DISPLAY BACKUP
button on the pilot-side GMA 1347D. Verify that the pilot-side PFD
and MFD displays enter reversion mode. MFD should have valid altitude, airspeed, vertical speed,
COMM1, COMM2, NAV1, NAV2 and engine instruments.
2. De-activate pilot-side reversion mode by pushing the
DISPLAY BACKUP
button. Verify PFD1 and
MFD return to normal display modes.
3. Repeat Step 1 using GMA2. Ensure that PFD2 and MFD enter reversion mode and MFD displays
valid altitude, airspeed, vertical speed, COMM1, COMM2, NAV1, NAV2 and engine instruments.
4. De-activate co-pilot’s side reversion mode by pushing the
DISPLAY BACKUP
button. Verify PFD2
and MFD return to normal display modes.
5. Open PFD1 (PRI) and PFD1 (SEC) circuit breakers. Verify the PFD1 goes blank and MFD display
remains in normal mode.
6. Push the red
DISPLAY BACKUP
button on the pilot-side GMA 1347D. Verify that the MFD displays
enter reversion mode. MFD should have valid altitude, airspeed, vertical speed, COMM2, NAV2 and
engine instruments.
7. Close PFD1 (PRI) and PFD1 (SEC) circuit breakers and de-activate pilot-side reversion mode by
pushing the
DISPLAY BACKUP
button. Verify PFD1 and MFD return to normal display modes
