Garmin G1000 Nxi System Maintenance Manual page 272

LRU Replacement Procedure PFD1
1. Open the MFD, PFD 1 (PRI), PFD 1 (SEC), and PFD 2 circuit breakers.
2. Apply power to the G1000 system by connecting external power to the aircraft to
energize the aircraft and avionics electrical busses.
3. Turn on Avionics electrical busses.
4. Power on PFD2, MFD, and PFD1 in configuration mode.
5. Using the MFD, scroll to the LRU replacement page.
6. Activate the curser and select PFD1 in the LRU dropdown box.
7. Press the CHK All softkey.
8. Press the Load softkey.
9. Press ENT to acknowledge the process was complete.
10. Deactivate the curser.
11. Scroll to the Configuration Manager page.
12. Press the CNFM CFG softkey.
13. Select ok when prompted to "Confirm configuration as expected configuration"
14. Power cycle the system. Verify there are no red-Xs or system alerts.
15. If red-Xs or system alerts are present, troubleshoot as necessary using Section 5 or re-
load the system using the legacy method in Section 3.8.
16. If there are no red-Xs or system alerts, continue to Section 7.1.7.
Legacy Replacement Procedure PFD1 (Alternate Method)
A full system configuration re-load is required when a new, repaired, or exchanged display is
installed using this method. This includes all options and feature enablements.
To complete this procedure, continue to Section 3.8.
LRU Replacement Procedure PFD2
1. Open the MFD, PFD 1 (PRI), PFD 1 (SEC), and PFD 2 circuit breakers.
2. Remove SD cards from top and bottom slots of PFD2, MFD, and PFD1 if present.
3. Apply power to the G1000 system by connecting external power to the aircraft to
energize the aircraft and avionics electrical busses.
4. Turn on Avionics electrical busses.
5. Power on PFD2, MFD, and PFD1 in configuration mode.
6. Using the MFD, scroll to the LRU replacement page.
7. Activate the curser and select PFD2 in the LRU dropdown box.
8. Press the CHK All softkey.
9. Press the Load softkey.
10. Press ENT to acknowledge the process was complete.
G1000 NXi System Maintenance Manual
King Air 300 Series
190-00716-N1
Page 259
Revision 1