Audio Panel; Other - Garmin Bell 407 GTN User Manual

3.3

AUDIO PANEL

3.3.1 LOSS OF AUDIO PANEL FUNCTIONS (GMA 35 Only)
Audio Panel Circuit Breaker ........................................................................ PULL
This procedure will force the audio panel into fail safe mode
which provides only the pilot with communications and only
on a single COM radio. If any non GTN 750 COM is
installed, communication will be only on that radio. If only
a GTN 750 is installed in the aircraft, then the pilot will have
only the GTN 750 COM available. No other audio panel
functions including the crew and passenger intercom will
function.
3.4

OTHER

3.4.1 DATA SOURCE - HEADING SOURCE INOPERATIVE OR
CONNECTION TO GTN LOST MESSAGE
Without a heading source to the GTN, the following system limitations will be
imposed:
 Map cannot be oriented to Heading Up.
 All overlaying traffic data from a TAS/TCAS I cannot be displayed on the
main map display. The flight crew must use the dedicated traffic page on
the GTN system to display TAS/TCAS I traffic data.
3.4.2 DATA SOURCE – PRESSURE ALTITUDE SOURCE
INOPERATIVE OR CONNECTION TO GTN LOST MESSAGE
Without a barometric altitude source to the GTN, the following system
limitations will be imposed:
 Automatic leg sequencing of legs requiring an altitude source. The flight
crew must manually sequence altitude legs, as prompted by the system.
RFMS, Bell 407 GTN GPS/SBAS System
FAA APPROVED
NOTE
190-01007-J4 Rev. 1
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