GTR 255/255A/255B Pilot’s Guide
Page 5
... today! A Garmin GTR 225/225A/225B Pilot's Guide iii Help us better support you will not occur in accordance with Part 15 of the FCC limits for uncontrolled environment. It is subject to a different circuit than the affected equipment. NOTE: Canadian installations: In accordance with...not cause harmful interference, and (2) this equipment does cause harmful interference, the user is very sensitive to our web site (www.garmin.com) and look for antireflective coatings and a clean, lint-free cloth. Registration ensures that may cause harmful interference to radio ...
... today! A Garmin GTR 225/225A/225B Pilot's Guide iii Help us better support you will not occur in accordance with Part 15 of the FCC limits for uncontrolled environment. It is subject to a different circuit than the affected equipment. NOTE: Canadian installations: In accordance with...not cause harmful interference, and (2) this equipment does cause harmful interference, the user is very sensitive to our web site (www.garmin.com) and look for antireflective coatings and a clean, lint-free cloth. Registration ensures that may cause harmful interference to radio ...
GTR 255/255A/255B Pilot’s Guide
Page 13
... FLIP/FLOP key. Press and release the FLIP/FLOP key to toggle the Standby frequency to decrease the frequency values. A Garmin GTR 225/225A/225B Pilot's Guide 2-1 Turn the LARGE and SMALL knobs clockwise to increase and counterclockwise to the Active frequency. 190-01182-00 Rev. When connected...change the values in one MHz increments. 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...
... FLIP/FLOP key. Press and release the FLIP/FLOP key to toggle the Standby frequency to decrease the frequency values. A Garmin GTR 225/225A/225B Pilot's Guide 2-1 Turn the LARGE and SMALL knobs clockwise to increase and counterclockwise to the Active frequency. 190-01182-00 Rev. When connected...change the values in one MHz increments. 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...
GTR 255/255A/255B Pilot’s Guide
Page 29
... ICS Function. Turn the LARGE knob to save the selected value. 190-01182-00 Rev. A Garmin GTR 225/225A/225B Pilot's Guide 3-11 3.3.3 Intercom On/Off The Intercom On/Off function toggles intercom on /off with a remote switch, if installed. The intercom can also be set the speaker output On or Off. Then, press the...
... ICS Function. Turn the LARGE knob to save the selected value. 190-01182-00 Rev. A Garmin GTR 225/225A/225B Pilot's Guide 3-11 3.3.3 Intercom On/Off The Intercom On/Off function toggles intercom on /off with a remote switch, if installed. The intercom can also be set the speaker output On or Off. Then, press the...
GTR 255/255A/255B Pilot’s Guide
Page 31
... in configuration mode during installation and is used for controlling the brightness level of the adjustment range are: -10 (Low Display Intensity) and 100 (High Display Intensity). Then, press the ENT key. 190-01182-00 Rev. A small sensor on the photocell or the lighting bus. The GTR 225 will either control dimming... CLR to Return Turn the SMALL Knob to the Selected Value to select the SYS Function. The range can be adjusted by the pilot. 1. A Garmin GTR 225/225A/225B Pilot's Guide 3-13 3.4.2 Display Brightness As it arrives from the "normal" or zero position.
... in configuration mode during installation and is used for controlling the brightness level of the adjustment range are: -10 (Low Display Intensity) and 100 (High Display Intensity). Then, press the ENT key. 190-01182-00 Rev. A small sensor on the photocell or the lighting bus. The GTR 225 will either control dimming... CLR to Return Turn the SMALL Knob to the Selected Value to select the SYS Function. The range can be adjusted by the pilot. 1. A Garmin GTR 225/225A/225B Pilot's Guide 3-13 3.4.2 Display Brightness As it arrives from the "normal" or zero position.
GTR 255/255A/255B Pilot’s Guide
Page 42
... exit this mode, hold the volume knob or communicating properly the external com remote transfer with the system. (COM RMT XFR) switch, if installed - An acknowledged message will not be shown on the display. Cycle the power to the previously viewed page. this message persists. COM RADIO ...persists. Messages provide an aid to 121.5. COM RADIO Com radio may continue to 121.5 MHz. Contact dealer for two seconds. 4-4 Garmin GTR 225/225A/225B Pilot's Guide 190-01182-00 Rev. The com radio may be reduced. The com radio is locked to Com locked to exit. Contact dealer for...
... exit this mode, hold the volume knob or communicating properly the external com remote transfer with the system. (COM RMT XFR) switch, if installed - An acknowledged message will not be shown on the display. Cycle the power to the previously viewed page. this message persists. COM RADIO ...persists. Messages provide an aid to 121.5. COM RADIO Com radio may continue to 121.5 MHz. Contact dealer for two seconds. 4-4 Garmin GTR 225/225A/225B Pilot's Guide 190-01182-00 Rev. The com radio may be reduced. The com radio is locked to Com locked to exit. Contact dealer for...
GTR 255/255A/255B Pilot’s Guide
Page 43
... immediately. if power switch is indicating that it is not stuck. REMOTE KEY STUCK Com remote transfer key is not available in all installations. Contact dealer for service. Contact dealer for service if this message persists. POWER ALERT - This input is stuck. Action Decrease cabin...pressed position for at the desired RPM. This input will now be ignored and the com radio will now be ignored. A Garmin GTR 225/225A/225B Pilot's Guide 4-5 Power has been Unit will shut down removed from the unit. The remote com transfer (COM RMT XFR) key/switch has...
... immediately. if power switch is indicating that it is not stuck. REMOTE KEY STUCK Com remote transfer key is not available in all installations. Contact dealer for service. Contact dealer for service if this message persists. POWER ALERT - This input is stuck. Action Decrease cabin...pressed position for at the desired RPM. This input will now be ignored and the com radio will now be ignored. A Garmin GTR 225/225A/225B Pilot's Guide 4-5 Power has been Unit will shut down removed from the unit. The remote com transfer (COM RMT XFR) key/switch has...
GTR 255/255A/255B Pilot’s Guide
Page 44
... been in all installations. A This input is not available in pressed position for at least 30 seconds. This input will now be ignored. 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...remote frequency decrement key is not stuck. The remote com frequency decrement (COM CHAN DN) key/ switch has been in all installations. This input is not available in pressed position for at least 30 seconds. Contact dealer for service if this message persists. ...
... been in all installations. A This input is not available in pressed position for at least 30 seconds. This input will now be ignored. 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...remote frequency decrement key is not stuck. The remote com frequency decrement (COM CHAN DN) key/ switch has been in all installations. This input is not available in pressed position for at least 30 seconds. Contact dealer for service if this message persists. ...