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Arthur ZimmermanSep 8, 2025
What does it mean if my Garmin GTR 225A display shows “COM Radio Needs Service” at start-up?
- Aallison27Sep 8, 2025
This message indicates corrupted system calibration parameters. Contact factory.
What does it mean if my Garmin GTR 225A display shows “COM Radio Needs Service” at start-up?
This message indicates corrupted system calibration parameters. Contact factory.
What to do if Garmin Transceiver shows 'REMOTE KEY STUCK - COM remote frequency increment key is stuck'?
This message indicates that the remote COM frequency increment (COM CHAN UP) key/switch has been in the pressed position for at least 30 seconds. Verify the COM CHAN UP key/switch is not stuck. Contact dealer for service if this message persists.
What does it mean when my Garmin Transceiver displays 'REMOTE KEY STUCK - COM remote frequency decrement key is stuck'?
This message means that the remote COM frequency decrement (COM CHAN DN) key/switch has been in the pressed position for at least 30 seconds. Verify the COM CHAN DN key/switch is not stuck. Contact dealer for service if this message persists.
What to do if Garmin GTR 225A displays 'DISPLAY - Display board needs service'?
This message indicates that the display board needs service. Contact dealer for service.
What does it mean when my Garmin GTR 225A Transceiver displays 'POWER ALERT - Unit will shut down if power switch is not restored immediately'?
This message indicates that power has been removed from the unit. Re-apply power to the unit.
General| Frequency Range | 118.000 to 136.975 MHz |
|---|---|
| Power Output | 10W |
| Type | VHF Transceiver |
| Channel Spacing | 25 kHz |
| Channels | 760 |
| Operating Voltage | 11.5 - 33.0 VDC |
| Voltage Range | 11.5 - 33.0 VDC |
| Operating Temperature | -20 to +55 °C |
