Garmin G1000 Pilot's Manual page 102

AUDIO PANEL AND CNS
STANDBY MODE (MANUAL)
In Standby Mode, the IDENT function is inoperative.
NOTE:
Standby Mode can be selected at any time by pressing the STBY Softkey. In Standby, the transponder
does not reply to interrogations, but new codes can be entered. When Standby is selected, a white 'STBY'
indication and transponder code appear in the mode field of the Transponder Data Box. In all other modes,
these fields appear in green.
MANUAL ON MODE
ON Mode can be selected at any time by pressing the ON Softkey. ON Mode generates Mode A and Mode S
replies, but Mode C altitude reporting is inhibited. In ON Mode, a green 'ON' indication and transponder
code appear in the mode field of the Transponder Data Box.
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.
4-26
Figure 4-31 Standby Mode
Figure 4-32 ON Mode
Figure 4-33 Altitude Mode
Garmin G1000 Pilot's Guide for the Quest Kodiak 100
STBY Mode (White
Code Number and
Mode)
ON Mode
(No Altitude
Reporting)
ALT Mode
(Mode C Altitude
Reporting)
190-00590-00 Rev. C