Troubleshooting - Garmin GTR 200 Pilot's Manual

GTR 200/200B
4) Turn the SMALL Knob to highlight one of the following function:
(PILOT PTT, PILOT ISOLATION, MUSIC ON/OFF, USER LIST, or TUNE
EMERGENCY).
NOTE: Both softkeys cannot select the same function (except Disabled).
5) Press the BACK Softkey to exit the Softkey Setup menu.
6) Power off the unit and back on to save the softkey settings.

TROUBLESHOOTING

Problem
GTR 200/200B does not power
on
GTR 200/200B does not
transmit
Intercom doesn't function
20
Possible Cause
No power to the
GTR 200/200B
Faulty electrical
wiring or connection
No power to COM
Mic key connection
It can be enabled
or disabled via
configuration mode
No voice activation,
or if must talk too
loud
A headset that has
a MIC Telephone
switch option turned
on
Garmin GTR 200/200B Pilot's Guide
Action
Check power connections,
breakers, and main
avionics switch
Perform electrical system
test
Check power connections
Check Mic key input
connection
Check connections. Refer
to the installation manual
for wiring and headset
test procedures.
Check ICS SQ and ICS
VOL levels on the menu
page
On the headset, turn the
MIC Telephone switch
to the Off position, and
power cycle the GTR200
190-01553-01 Rev. G