Cirrus SR2x

AUDIO PANEL AND CNS
SYSTEM
OVERVIEW
GTX 33 AND GTX 33 W/ES TRANSPONDER MODES
Standby Mode (Manual)
FLIGHT
INSTRUMENTS
EIS
AUDIO PANEL
& CNS
FLIGHT
MANAGEMENT
HAZARD
AVOIDANCE
NOTE: In Standby Mode, the IDENT function is inhibited.
Standby Mode can be selected at any time by pressing the STBY Softkey. In Standby, the transponder is
powered and new codes can be entered, but no replies or squitters are transmitted. When Standby is selected,
a white STBY indication and transponder code appear in the mode field of the Transponder Data Box.
Manual ON Mode
Figure 4-37 Standby Mode
STBY Mode (White
Code Number and
Mode)
ON Mode can be selected at any time by pressing the ON Softkey. ON Mode generates Mode A and Mode S
replies as well as transmission of acquisition and extended squitters, including ADS-B out (if equipped).
Mode S replies will not include altitude information. Mode C altitude reporting is inhibited.
The ON indication and transponder code in the Transponder Data Box will appear green while airborne
and white while on the ground.
ON Mode
(No Altitude
Reporting)
AFCS
On-Ground (White Indication)
Figure 4-38 ON Mode
Airborne (Green Indication)
ADDITIONAL
FEATURES
APPENDICES
Altitude Mode
The white Altitude Reporting Mode is normally selected automatically when the aircraft is on the ground.
White Altitude Mode may also be selected manually by pressing the ALT Softkey while on the ground. White
Altitude Mode generates Mode S replies to discrete interrogations as well as transmission of acquisition and
extended squitters, including ADS-B out (if equipped). Mode A, Mode C, and Mode S all-call replies are
inhibited.
If Altitude Mode is selected while on the ground, a white ALT indication and transponder code appear in
the mode field of the Transponder Data Box.
INDEX
White ALT Mode
(Mode C Altitude
Reporting Inhibited)
Figure 4-39 Altitude Mode
138
Pilot’s Guide for the Cirrus SR2x with Cirrus Perspective by Garmin
190-00820-11 Rev. A