Cockpit Reference Guide

190-00763-02 Rev. A
Garmin G1000 Pilot’s Guide for the Piper PA-46 Meridian
131
AUDIO PANEL AND CNS
SYSTEM
OVERVIEW
FLIGHT
INSTRUMENTS
EICAS
AUDIO PANEL
& CNS
FLIGHT
MANAGEMENT
HAZARD
AVOIDANCE
AFCS
ADDITIONAL
FEATURES
APPENDICES INDEX
GROUND MODE
GroundMode isnormallyselectedautomaticallywhentheaircraftisonthe ground. The transponder
powersupinthelastmodeitwasinwhenshutdown.GroundModecanbeoverriddenbyselectinganyone
of the ModeSelectionSoftkeys.AgreenGNDindicationandtranspondercodeappearinthemode field of
theTransponderDataBox.InGroundMode,thetransponderdoesnotallowModeAandModeCreplies,
but it does permit acquisition squitter and replies to discretely addressed Mode S interrogations.
WhenStandbyModehasbeenselectedontheground,thetranspondercanbereturnedtoGroundMode
by selecting the GND Softkey.
GND
Mode
Figure 4-34 Ground Mode
STANDBY MODE (MANUAL)
NOTE: In Standby Mode, the IDENT function is inhibited.
Standby Mode can be selected at any time by selecting 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eldoftheTransponderDataBox.Inallothermodes,theseelds
appear in green.
STBY Mode (White
Code Number and
Mode)
Figure 4-35 Standby Mode
MANUAL ON MODE
ON Mode can be selected at any time by selecting 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eldoftheTransponderDataBox.
ON Mode
(No Altitude
Reporting)
Figure 4-36 ON Mode