Garmin GTR 200 Manual De Usuario

190-01553-01 Rev. C

15

GTR 200 does not power on

No power to the 
GTR 200

Check power connections, 
breakers, and main 
avionics switch

Faulty electrical 
wiring or connection

Perform electrical system 
test

GTR 200 does not transmit

No power to COM

Check power connections

Mic key connection

Check Mic key input 
connection

Intercom doesn’t function

It can be enabled 
or disabled via 
configuration mode

Check connections.  Refer 
to the installation manual 
for wiring and headset 
test procedures. 

No voice activation, 
or if must talk too 
loud

Check ICS SQ and ICS 
VOL levels on the menu 
page

A headset that has 
a MIC Telephone 
switch option turned 
on 

On the headset, turn the 
MIC Telephone switch 
to the Off position, and 
power cycle the GTR200