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190-00498-07 Rev. A
Garmin G1000 Pilot’s Guide for Cessna Nav III
122
AUDIO PANEL AND CNS
SYSTEM
OVERVIEW
FLIGHT
INSTRUMENTS
EIS
AUDIO PANEL
& CNS
FLIGHT
MANAGEMENT
HAZARD
AVOIDANCE
AFCS
ADDITIONAL
FEATURES
APPENDICESINDEX
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.
ALT Mode
(Mode C Altitude
Reporting)
Figure 4-34 Altitude Mode
REPLY STATUS
When the transponder sends replies to interrogations, a white R indication appears momentarily in the
replystatuseldoftheTransponderDataBox.
Reply to
Interrogation
Figure 4-35 Reply Indication