Garmin G1000 Nxi System Maintenance Manual page 359

15. Pull PFD1 PRI and PFD1 SEC circuit breakers. Re-power PFD1 in configuration mode,
and use the PFD1 FMS knob to select the System Audio - Audio Alert Configuration
page.
16. Ensure cockpit speaker is selected ON. Use the PFD1 FMS knob to highlight each of the
following messages then select PLAY. Verify each of the following audio messages are
played:
• Too Low, Terrain
• Too Low, Flaps
• Too Low, Gear
• Sink Rate
• Pull Up
• Don't Sink
• Caution, Terrain (2X)
• Terrain (2X), Pull Up (2X)
• Terrain (2X)
• Caution, Obstacle (2X)
• Obstacle (2X), Pull Up (2X)
17. Pull the PFD1 PRI and PFD1 SEC circuit breakers, and re-power PFD1 in normal
operating mode.
The following steps require the movement of the flaps and landing gear.
This portion of the check can be accomplished in conjunction with the Landing
Gear Aural Alert and Sirius XM Audio Suppression Test in Section 7.2.4.
18. Place the airplane on jacks (Ref. King Air 300 Series Maintenance Manual Chapter 7-00-
00) with the wheels clear of the ground.
19. Ensure all equipment and personnel are clear of the flaps and landing gear. Place the
flaps and landing gear in the full down positions.
20. Using an air data test set connected to the pilot side pitot/static system, set an airspeed
of at least 190 kts as displayed on PFD1.
21. After the Alerts softkey flashes, press the Alerts softkey.
22. Verify the "TAWS FLAP FAULT – Flaps detected in the LDG position" and "TAWS
GEAR FAULT – Landing Gear detected in the DOWN position" messages are present.
23. Press the Alerts softkey to close the alerts window.
24. Place the flaps and landing gear in the full up positions.
25. Press the Alerts softkey again to open the alerts window.
26. Verify the "TAWS FLAP FAULT – Flaps detected in the LDG position" and "TAWS
GEAR FAULT – Landing Gear detected in the DOWN position" messages not present.
27. Return air data test set to GROUND.
28. Place the landing gear in the down position and remove the aircraft from the jacks.
29. If no other service is to be performed, continue to the return-to-service checks in Section
9.
G1000 NXi System Maintenance Manual
King Air 300 Series
190-00716-N1
• Terrain Ahead (2X)
• Terrain Ahead, Pull Up (2X)
• Obstacle Ahead (2X)
• Obstacle Ahead, Pull Up (2X)
• Five Hundred
• Four Hundred
• Three Hundred
• Two Hundred
• One Hundred
• Glide Slope
• Glide Path
NOTE
Page 346
Revision 1