Garmin GTR 200 GTR 200 Pilot's Guide - Page 27

GTR 200 Message PILOT PTT KEY STUCK COPILOT PTT KEY STUCK BOTH PTT KEY STUCK TX HARDWARE FAULT REDUCED TX POWER - LOW VOLTS REDUCED TX POWER - HI TEMP INPUT VOLTAGE TOO LOW Description Action The Pilot Push To Talk key/switch has been in the pressed position for at least 35 seconds. This key will now be ignored. Verify Push To Talk key/switch is not stuck. Refer to the installation manual for installation wiring tests. Contact Garmin for service if this message persists. The Copilot Push To Talk key/switch has been in the pressed position for at least 35 seconds. This key will now be ignored. Verify Push To Talk key/switch is not stuck. Refer to the installation manual for installation wiring tests. Contact Garmin for service if this message persists. Both Push To Talk key/ switches have been in the pressed position for at least 35 seconds. These keys will now be ignored. Verify Push To Talk key/switches are not stuck. Refer to the installation manual for installation wiring tests. Contact Garmin for service if this message persists. An internal hardware problem is preventing COM transmission. Contact Garmin for service if this message persists. Transmit power reduced Verify input voltage meets because input voltage minimum requirement identified is too low. in installation manual. Contact Garmin for service if message persists. Transmit power reduced Wait for unit to cool. Add because internal supplemental cooling if problem temperature is too high. persists. Transmit disabled because input voltage is too low. Verify input voltage meets minimum requirement identified in installation manual. Contact Garmin for service if message persists. 190-01553-01 Rev. A Garmin GTR 200 Pilot's Guide 17