Garmin G1000H Pilot's Manual page 132

AUDIO PANEL AND CNS
ALTITUDE MODE (AUTOMATIC OR MANUAL)
Altitude Mode is automatically selected when the aircraft becomes airborne. Altitude Mode may also be
selected manually by pressing the ALT Softkey.
If Altitude Mode is selected, a green ALT indication and transponder code appear in the mode field of the
Transponder Data Box, and all transponder replies requesting altitude information are provided with pressure
altitude information.
REPLY STATUS
When the transponder sends replies to interrogations, a white R indication appears momentarily in the
reply status field of the Transponder Data Box.
120
Figure 4-34 Altitude Mode
Figure 4-35 Reply Indication
Garmin G1000H Pilot's Guide for the Bell 407GX
™
ALT Mode
(Mode C Altitude
Reporting)
Reply to
Interrogation
190-01255-00 Rev. A