Garmin GTR 200 GTR 200 Pilot's Guide - Page 25
Messages - intercom problems
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TROUBLESHOOTING GTR 200 Problem GTR 200 does not power on GTR 200 does not transmit Intercom doesn't function Possible Cause No power to the GTR 200 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 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 MESSAGES When a Message has been issued by the unit, the Message will be shown on the display. Messages are provided as an aid in troubleshooting the radio functions. Message VOLUME KEY IS STUCK SOFTKEY #1 IS STUCK Description The key has been in the pressed position for at least 30 seconds. This key will now be ignored. The key has been in the pressed position for at least 30 seconds. This key will now be ignored. Action Contact Garmin for service if this message persists. Contact Garmin for service if this message persists. 190-01553-01 Rev. A Garmin GTR 200 Pilot's Guide 15