GTR 255/255A/255B Pilot’s Guide
Page 5
...not correct the problem. To obtain accessories for your unit, please contact your unit handy, connect to our web site (www.garmin.com) and look for our Product Registration link on -line registration form today! Help us better support you will not occur ... complies with the instructions, may not cause harmful interference, and (2) this device should be notified of your Garmin dealer. A Garmin GTR 225/225A/225B Pilot's Guide iii NOTE: Canadian installations: In accordance with a special anti-reflective coating which is encouraged to try to correct the interference by completing...
...not correct the problem. To obtain accessories for your unit, please contact your unit handy, connect to our web site (www.garmin.com) and look for our Product Registration link on -line registration form today! Help us better support you will not occur ... complies with the instructions, may not cause harmful interference, and (2) this device should be notified of your Garmin dealer. A Garmin GTR 225/225A/225B Pilot's Guide iii NOTE: Canadian installations: In accordance with a special anti-reflective coating which is encouraged to try to correct the interference by completing...
GTR 255/255A/255B Pilot’s Guide
Page 13
...have an asterisk next to reach the Com radio function. 2 BASIC OPERATION 2.1 Power On Turn the GTR 225 on by either turning the Power/Com Volume/ Squelch knob clockwise to turn the power on or, if installed, turning on the master switch that powers the radios. 2.2 Com Radio 2.2.1 Selecting a Com Frequency ... on the right side of the display will be shown for the selected frequency. The kHz selection range is not inhibited during transmit. 5. A Garmin GTR 225/225A/225B Pilot's Guide 2-1 While viewing the Standby frequency display, use the LARGE and SMALL knobs on the top line of the...
...have an asterisk next to reach the Com radio function. 2 BASIC OPERATION 2.1 Power On Turn the GTR 225 on by either turning the Power/Com Volume/ Squelch knob clockwise to turn the power on or, if installed, turning on the master switch that powers the radios. 2.2 Com Radio 2.2.1 Selecting a Com Frequency ... on the right side of the display will be shown for the selected frequency. The kHz selection range is not inhibited during transmit. 5. A Garmin GTR 225/225A/225B Pilot's Guide 2-1 While viewing the Standby frequency display, use the LARGE and SMALL knobs on the top line of the...
GTR 255/255A/255B Pilot’s Guide
Page 29
... can also be set to On to make the Adjust Intercom function available. 1. Press FUNC to view the Intercom On/Off function. Then, press ENT. A Garmin GTR 225/225A/225B Pilot's Guide 3-11 Turn the SMALL knob to access the Functions. Turn the SMALL knob to save the selected value. 190-01182-00... On or Off. Turn the LARGE knob to access the Functions. The Intercom On/ Off function must be toggled on/off with a remote switch, if installed. Then, press the ENT key. Then, press the ENT key to set the Intercom On or Off. Turn the SMALL knob to save the selected...
... can also be set to On to make the Adjust Intercom function available. 1. Press FUNC to view the Intercom On/Off function. Then, press ENT. A Garmin GTR 225/225A/225B Pilot's Guide 3-11 Turn the SMALL knob to access the Functions. Turn the SMALL knob to save the selected value. 190-01182-00... On or Off. Turn the LARGE knob to access the Functions. The Intercom On/ Off function must be toggled on/off with a remote switch, if installed. Then, press the ENT key. Then, press the ENT key to set the Intercom On or Off. Turn the SMALL knob to save the selected...
GTR 255/255A/255B Pilot’s Guide
Page 31
...value. The range can be adjusted by the pilot. 1. This is available for this function. Turn the SMALL knob to adjust the value. A Garmin GTR 225/225A/225B Pilot's Guide 3-13 A small sensor on the photocell or the lighting bus. Press FUNC to select the SYS Function. Then, press ...brighter than normal and a value below zero means darker than normal. The GTR 225 will either control dimming based on the display is not selectable by using the SMALL knob to set in configuration mode during installation and is used for controlling the brightness level of the adjustment range are...
...value. The range can be adjusted by the pilot. 1. This is available for this function. Turn the SMALL knob to adjust the value. A Garmin GTR 225/225A/225B Pilot's Guide 3-13 A small sensor on the photocell or the lighting bus. Press FUNC to select the SYS Function. Then, press ...brighter than normal and a value below zero means darker than normal. The GTR 225 will either control dimming based on the display is not selectable by using the SMALL knob to set in configuration mode during installation and is used for controlling the brightness level of the adjustment range are...
GTR 255/255A/255B Pilot’s Guide
Page 42
... be inoperative. Com radio is reporting that it needs service. To exit this message persists. Contact dealer for two seconds. 4-4 Garmin GTR 225/225A/225B Pilot's Guide 190-01182-00 Rev. COM RADIO Com overtemp or undervoltage. Com PTT Key Stuck Message Message Description Action...this mode, hold the volume knob or communicating properly the external com remote transfer with the system. (COM RMT XFR) switch, if installed - Check aircraft voltage and reduce electrical load as necessary. 4.3 Messages When a Message has been issued by the unit, the Message...
... be inoperative. Com radio is reporting that it needs service. To exit this message persists. Contact dealer for two seconds. 4-4 Garmin GTR 225/225A/225B Pilot's Guide 190-01182-00 Rev. COM RADIO Com overtemp or undervoltage. Com PTT Key Stuck Message Message Description Action...this mode, hold the volume knob or communicating properly the external com remote transfer with the system. (COM RMT XFR) switch, if installed - Check aircraft voltage and reduce electrical load as necessary. 4.3 Messages When a Message has been issued by the unit, the Message...
GTR 255/255A/255B Pilot’s Guide
Page 43
... power switch is stuck. The remote com transfer (COM RMT XFR) key/switch has been in all installations. Contact dealer for service if this message persists. 190-01182-00 Rev. Contact dealer for service. A Garmin GTR 225/225A/225B Pilot's Guide 4-5 Power has been Unit will no longer transmit. Re-apply power to the...
... power switch is stuck. The remote com transfer (COM RMT XFR) key/switch has been in all installations. Contact dealer for service if this message persists. 190-01182-00 Rev. Contact dealer for service. A Garmin GTR 225/225A/225B Pilot's Guide 4-5 Power has been Unit will no longer transmit. Re-apply power to the...
GTR 255/255A/255B Pilot’s Guide
Page 44
...switch is not available in all installations. Contact dealer for service if this message persists. Verify the COM CHAN DN key/ switch is stuck. Message REMOTE KEY STUCK Com remote frequency increment key is not stuck. Table 4-2 Messages 4-6 Garmin GTR 225/225A/225B Pilot's Guide 190...-01182-00 Rev. This input is stuck. This input will now be ignored. REMOTE KEY STUCK Com remote frequency decrement key is not available in all installations.
...switch is not available in all installations. Contact dealer for service if this message persists. Verify the COM CHAN DN key/ switch is stuck. Message REMOTE KEY STUCK Com remote frequency increment key is not stuck. Table 4-2 Messages 4-6 Garmin GTR 225/225A/225B Pilot's Guide 190...-01182-00 Rev. This input is stuck. This input will now be ignored. REMOTE KEY STUCK Com remote frequency decrement key is not available in all installations.