190-01255-00 Rev. B
Garmin G1000H
™
Pilot’s Guide for the Bell 407GX
120
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.
IfAltitudeModeisselected,agreenALTindicationandtranspondercodeappearinthemodeeldofthe
TransponderDataBox,andalltransponderrepliesrequestingaltitudeinformationareprovidedwithpressure
altitude information.
ALT Mode
(Mode C Altitude
Reporting)
Figure 4-34 Altitude Mode
REPLY STATUS
Whenthetranspondersendsrepliestointerrogations,awhiteRindicationappears momentarilyinthe
replystatuseldoftheTransponderDataBox.
Reply to
Interrogation
Figure 4-35 Reply Indication