GTR 255/255A/255B Pilot’s Guide
Page 8
... 3-6 3.2.6 Com Nearest Flight Service Station (FSS) Frequencies 3-7 3.2.7 Com Nearest Weather (WX) Frequencies 3-8 3.3 ICS Configuration 3-9 3.3.1 Adjust Intercom 3-9 3.3.2 Aux Audio 3-10 3.3.3 Intercom On/Off 3-11 3.3.4 Speaker On/Off 3-11 3.4 System Configuration 3-12 3.4.1 Com Spacing 3-12 3.4.2 Display Brightness 3-13 3.4.3 Display Contrast... 4-1 4.2 Updating the Frequency Database 4-3 4.2.1 Downloading the Frequency Database 4-3 4.2.2 Updating the GTR 225 Frequency Database 4-3 4.3 Messages 4-4 Index...Index-1 vi Garmin GTR 225/225A/225B Pilot's Guide 190-01182-00 Rev.
... 3-6 3.2.6 Com Nearest Flight Service Station (FSS) Frequencies 3-7 3.2.7 Com Nearest Weather (WX) Frequencies 3-8 3.3 ICS Configuration 3-9 3.3.1 Adjust Intercom 3-9 3.3.2 Aux Audio 3-10 3.3.3 Intercom On/Off 3-11 3.3.4 Speaker On/Off 3-11 3.4 System Configuration 3-12 3.4.1 Com Spacing 3-12 3.4.2 Display Brightness 3-13 3.4.3 Display Contrast... 4-1 4.2 Updating the Frequency Database 4-3 4.2.1 Downloading the Frequency Database 4-3 4.2.2 Updating the GTR 225 Frequency Database 4-3 4.3 Messages 4-4 Index...Index-1 vi Garmin GTR 225/225A/225B Pilot's Guide 190-01182-00 Rev.
GTR 255/255A/255B Pilot’s Guide
Page 9
..., from 118.000 to monitor the standby Com frequencies. A Garmin GTR 225/225A/225B Pilot's Guide 1-1 For European operations, the additional Com radio configuration of 8.33 kHz steps is provided with the GTR 225A (10 watt) and GTR 225B (16 watt). Besides traditional Com features, the GTR 225 series also incorporates workload-reducing functions such as most... Press To View Recent or User Freq USB Port LARGE and SMALL Knobs (Frequency Adjust) Enter Key Clear Data Key Function Selection Press To Select Intercom Function Figure 1-1 GTR 225 Front Panel Description 190-01182-00 Rev.
..., from 118.000 to monitor the standby Com frequencies. A Garmin GTR 225/225A/225B Pilot's Guide 1-1 For European operations, the additional Com radio configuration of 8.33 kHz steps is provided with the GTR 225A (10 watt) and GTR 225B (16 watt). Besides traditional Com features, the GTR 225 series also incorporates workload-reducing functions such as most... Press To View Recent or User Freq USB Port LARGE and SMALL Knobs (Frequency Adjust) Enter Key Clear Data Key Function Selection Press To Select Intercom Function Figure 1-1 GTR 225 Front Panel Description 190-01182-00 Rev.
GTR 255/255A/255B Pilot’s Guide
Page 11
A Garmin GTR 225/225A/225B Pilot's Guide 1-3 Switching between Com frequencies is disabled while you are used for Intercom On/Off, AUX Audio, or the Intercom settings. 1.2.7 CLR (Clear) Key Pressing the CLR key erases information, cancels entries, and resets timers. 1.2.8 ENT (Enter) Key Press the ENT key to save selected ...
A Garmin GTR 225/225A/225B Pilot's Guide 1-3 Switching between Com frequencies is disabled while you are used for Intercom On/Off, AUX Audio, or the Intercom settings. 1.2.7 CLR (Clear) Key Pressing the CLR key erases information, cancels entries, and resets timers. 1.2.8 ENT (Enter) Key Press the ENT key to save selected ...
GTR 255/255A/255B Pilot’s Guide
Page 27
...Turn LARGE And Then SMALL Knob To Adjust Intercom Volume Figure 3-16 Adjust the Intercom Values 3. Turn Small Knob To Adjust Intercom Squelch Press the ENT Key to Save Press the CLR Key To Revert the Displayed Value to access the Functions. A Garmin GTR 225/225A/225B Pilot's Guide 3-9 Turn the ...SMALL knob to set to On to make the Adjust Intercom function available. 1. Turn the LARGE knob to select the ICS Squelch or Volume. Turn the...
...Turn LARGE And Then SMALL Knob To Adjust Intercom Volume Figure 3-16 Adjust the Intercom Values 3. Turn Small Knob To Adjust Intercom Squelch Press the ENT Key to Save Press the CLR Key To Revert the Displayed Value to access the Functions. A Garmin GTR 225/225A/225B Pilot's Guide 3-9 Turn the ...SMALL knob to set to On to make the Adjust Intercom function available. 1. Turn the LARGE knob to select the ICS Squelch or Volume. Turn the...
GTR 255/255A/255B Pilot’s Guide
Page 29
... the Functions. Turn the LARGE knob to select the Speaker On/Off function. Then, press ENT. Turn the SMALL knob to select the ICS Function. A Garmin GTR 225/225A/225B Pilot's Guide 3-11 Press FUNC to the Default Value Figure 3-20 Turn the Speaker On/Off 2. Turn SMALL Knob To Select On or... Select On or Off Press ENT to Accept Press CLR to Return the Selected Value to view the Intercom On/Off function. The intercom can also be set the speaker output On or Off. The Intercom On/ Off function must be toggled on and off. Turn the SMALL knob to the Default Value...
... the Functions. Turn the LARGE knob to select the Speaker On/Off function. Then, press ENT. Turn the SMALL knob to select the ICS Function. A Garmin GTR 225/225A/225B Pilot's Guide 3-11 Press FUNC to the Default Value Figure 3-20 Turn the Speaker On/Off 2. Turn SMALL Knob To Select On or... Select On or Off Press ENT to Accept Press CLR to Return the Selected Value to view the Intercom On/Off function. The intercom can also be set the speaker output On or Off. The Intercom On/ Off function must be toggled on and off. Turn the SMALL knob to the Default Value...
GTR 255/255A/255B Pilot’s Guide
Page 40
...Garmin GTR 225/225A/225B Pilot's Guide 190-01182-00 Rev. The radio may also be changed. Corrupted system calibration parameters Action Check power connections, breakers, and main avionics switch Contact your dealer to perform electrical system test Check power connections Check Mic key input connection Check connections Check ICS page, Intercom...It can be enabled or disabled via a remote mounted switch or via the menu. A Problem GTR 225 does not power on GTR 225 does not transmit Intercom doesn't function Can't change active frequency Display shows "Com Radio Needs Service" at start-up ...
...Garmin GTR 225/225A/225B Pilot's Guide 190-01182-00 Rev. The radio may also be changed. Corrupted system calibration parameters Action Check power connections, breakers, and main avionics switch Contact your dealer to perform electrical system test Check power connections Check Mic key input connection Check connections Check ICS page, Intercom...It can be enabled or disabled via a remote mounted switch or via the menu. A Problem GTR 225 does not power on GTR 225 does not transmit Intercom doesn't function Can't change active frequency Display shows "Com Radio Needs Service" at start-up ...
GTR 255/255A/255B Pilot’s Guide
Page 45
... frequencies 3-5, 4-3 Database look-up 2-4 Display brightness 3-13 E Emergency channel 2-4 Enter 1-3 F Flight Service Station 3-7 FLIP/FLOP key 1-3 fly.garmin iv, 3-16, 4-1, 4-3 Frequency monitoring 2-2 Front panel description 1-1 FSS 3-7 Functions 1-4, 3-1 G Getting started 1-1 I ICS 3-9 Intercom 3-11 K Knobs 1-3 L Locking screw 1-1 M Menus 1-3 Message 4-4 Monitoring 1-4, 2-2 N Nearest airport 3-6 P Pilot controls 1-2 Power on ...com channel 2-2 Serial Number 3-16 Software version 3-16 Speaker On/Off 3-11 Squelch 1-2 190-01182-00 Rev. A Garmin GTR 225/225A/225B Pilot's Guide Index-1
... frequencies 3-5, 4-3 Database look-up 2-4 Display brightness 3-13 E Emergency channel 2-4 Enter 1-3 F Flight Service Station 3-7 FLIP/FLOP key 1-3 fly.garmin iv, 3-16, 4-1, 4-3 Frequency monitoring 2-2 Front panel description 1-1 FSS 3-7 Functions 1-4, 3-1 G Getting started 1-1 I ICS 3-9 Intercom 3-11 K Knobs 1-3 L Locking screw 1-1 M Menus 1-3 Message 4-4 Monitoring 1-4, 2-2 N Nearest airport 3-6 P Pilot controls 1-2 Power on ...com channel 2-2 Serial Number 3-16 Software version 3-16 Speaker On/Off 3-11 Squelch 1-2 190-01182-00 Rev. A Garmin GTR 225/225A/225B Pilot's Guide Index-1
