User Guide

190-00649-00 Rev. A
Garmin G1000 Pilot’s Guide for the Diamond DA42
4-43
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.
Figure 4-50 Altitude Mode
REPLY STATUS
When the transponder sends replies to interrogations, an ‘R’ indication appears momentarily in the reply
status field of the Transponder Data Box.
Figure 4-51 Reply Indication
CODE SELECTION
ENTERING A CODE
NOTE: When entering a code, press the BKSP (backspace) Softkey to back up and change code digits.
A total of 4096 discrete identification codes can be selected with the Code Selection softkeys.
Entering a transponder code:
1) Press the XPDR Softkey to display the transponder Mode Selection softkeys.
2) Press the CODE Softkey to display the transponder Code Selection softkeys, for digit entry.
3) Press the digit softkeys to enter the code in the code field. When entering the code, the next softkey in sequence
must be selected within 10 seconds, or the entry is cancelled and restored to the previous code. Five seconds
after the fourth digit has been entered, the transponder code becomes active.
Figure 4-52 Entering a Code