Garmin G1000 Nxi System Maintenance Manual page 313

Legacy Replacement Procedure GDC 1 or GDC 2 (Alternate Method)
1. Insert the software loader card in the top slot of PFD1.
2. Power on PFD2, MFD, and PFD1 in configuration mode.
3. Select NO when "Do you want to update system files" is displayed on the screen of
PFD1.
4. Select the "SYSTEM UPLOAD" page using the small FMS knob on PFD1.
5. Activate cursor and rotate the small FMS knob to display the drop down menu. Rotate
the large FMS knob to highlight "04) AHRS – Air Data" and press ENT key on PFD1.
6. Rotate the small FMS knob to display the drop down menu. Rotate the large FMS knob
to highlight the installed GDC. Press ENT key on PFD1.
7. Press the CLR ALL softkey.
8. Use the large FMS knob to scroll to GDC 1 or GDC 2 whichever was replaced.
9. Highlight the software box and press the ENT key to check the box.
10. Highlight the Configuration box and press the ENT key to check the box.
11. Press "Load" softkey.
12. Monitor load progress. Verify software load completes without errors as indicated by the
following:
•
Green "PASS" in the Configuration and Software columns for each item loaded.
•
"Upload Complete............."COMPLETE" in the summary box.
13. Acknowledge the prompt by pushing the ENT key.
14. Deactivate the curser.
15. Scroll to the Configuration Manager page.
16. Press the CNFM CFG softkey.
17. Select ok when prompted to "Confirm configuration as expected configuration"
18. Power cycle the system. Verify there are no red-Xs or system alerts.
19. If red-Xs or system alerts are present, troubleshoot as necessary using Section 5.
20. If there are no red-Xs or system alerts, continue to Section 7.7.3.
Air Data Test (GSU 75B or GDC 7400)
The G1000 system must be maintained in accordance with the G1000 System Maintenance
Manual listed in Table 1-2 and appropriate regulations. When the GDC unit is tested in
accordance with 14 CFR Part 43, Appendix E, note the following exceptions:
•
For paragraph (b)(1)(i) Scale Error, use Table 7-8 of this section instead of Appendix E,
Table I
•
Do not perform paragraph (b)(1)(iv) Friction
•
Do not perform paragraph (b)(1)(vi) Barometric Scale Error
The following Air Data Test is to be performed in addition to or in conjunction with any other
regulated tests. This test must be performed on both pilot and copilot systems with a calibrated
G1000 NXi System Maintenance Manual
King Air 300 Series
190-00716-N1
Page 300
Revision 1