System Maintenance Manual

Page 3-26 G1000/GFC700 System Maintenance Manual – C90A/C90GT/C90GTi King Air
Revision F 190-00682-01
3.9.1 MFD & PFD Software Load
Follow this procedure to load software to either PFD or the MFD.
1. With the G1000 and GFC 700 powered on, pull the MFD, PFD 1 (PRI), PFD 1 (SEC), and PFD 2
circuit breakers.
2. Insert the correct G1000/C90 Loader Card into top card slot in the desired PFD or MFD.
NOTE
Refer to General Arrangement Drawing, listed in Table 1-2, for correct loader card part
number.
NOTE
If loading software to all displays, it is preferred to load PFD 2 first, followed by the MFD and
then PFD 1.
3. While holding the ENT key on the display, restore power by closing the appropriate circuit
breaker(s).
4. When the words
appear in the upper left corner of the display,
release the ENT key.
5. Press the ENT key or the softkey labeled ‘YES’ to acknowledge the following prompt (see also
note below for MFD):
NOTE
For the MFD, use the far right soft key on the MFD in lieu of the ENT key where called out in
Steps 3 through 6. The ENT key for the MFD is located on the GCU 475 FMS controller and
will not function prior to software load.
6. New software is loaded to the PFD or MFD unit and the following screen is displayed:
7. Press the softkey labeled ‘NO’. Note that the splash screen may need to be loaded again after all
software and configuration loading is completed.
8. When complete, the display starts in configuration mode displaying the “System Status” page. Do
not remove power.
9. Remove the G1000/C90 Loader Card from the display and insert it into the top card slot on
another display if desired. Repeat Steps 3 through 8 as needed.
IMPORTANT!
For the rest of the software/configuration procedure, do not operate the MFD or
PFD 2 while loading software or configuration files unless specifically instructed to
do so. A failed or cancelled load may result.