Gmu 44 Software Loading Using Gdu V6.Xx - Garmin G1000 Maintenance Manual

8. The software for the GRS 77 AHRS begins to load. Monitor the upload status as it progresses:
9. After the files finish loading, press the ENT key to acknowledge the following prompt:
10. Check the SUMMARY field to ensure the load is 'COMPLETE'.
11. Go to the System Status page.
12. Activate the cursor and highlight 'GRS1 – GIA1', and then 'GRS1 FPGA' in the LRU window.
13. Verify that the reported part numbers and versions of the software files match the data in the Required
Equipment List.
14. After the software and configuration files are loaded, turn off the system and reinsert the
Supplemental Database Cards in the bottom slot of each display. Be sure to insert the card removed
from the MFD back into the MFD.
15. Continue to the GRS/GMU Calibration section.

6.7.2 GMU 44 Software Loading using GDU V6.XX

The procedure in this section applies only to aircraft with GDU software version 6.XX.
Procedures for G1000 systems with GDU version 8.XX follow this section.
1. Remove the Supplemental Database cards from the bottom slots of each display. Note which card
was removed from the MFD so it may be identified later for reinsertion in the MFD when software
and configuration loading is complete. It contains a FliteChart or ChartView database which is only
used by the MFD.
2. Insert the correct G1000-Columbia 350/400 Code Loader Card (see Required Equipment List) into
the top slot of the PFD.
3. Start the G1000 system in Configuration mode.
4. On the PFD, go to the Software Upload page using the FMS knob.
5. Highlight the GMU software file. Ensure that GMU1 appears in the LRU field as shown:
Page 6-58
Revision C
NOTE
G1000-Columbia 350/400 System Maintenance Manual
190-00577-03