Garmin Bell 407 GTN User Manual - Page 20

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Garmin Bell 407 GTN User Manual

External Switches

External switches may be installed and interfaced to the GTN. Table 3 lists the
switches and function they perform:
Switch Label
COM CHNL DWN
COM CHNL UP
COM XFER
HTAWS ALERT
ACK
MOT
PTT
RP MODE

Map Orientation

The Map and Weather Pages on the GTN can be selected by the pilot to be
oriented Heading Up, Track Up, or North Up. When installed in an aircraft with
a heading source the Heading Up orientation will be available and is
recommended for use.
190-01007-J4 Rev. 1
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Located on the cyclic. Toggles down through the
user com frequencies.
Located on the cyclic. Toggles up through the
user com frequencies.
Located on the cyclic. Transfers the com active /
standby frequencies.
Located on the cyclic. Press to mute an active
HTAWS caution when in Normal Mode or
muffle an active warning for 10 seconds when in
RP Mode.
Located on the instrument panel or center
console. Press to create a user waypoint at the
present position.
Located on the cyclic. Press and hold to transmit
on the selected COM.
Located on the instrument panel or center
console. Press to turn ON or OFF HTAWS
Reduced Protection Mode. This mode is used for
VFR operations when in visual contact with
terrain.
Table 3 – External Switches
RFMS, Bell 407 GTN GPS/SBAS System
Description