GTR 255/255A/255B Pilot’s Guide
Page 4
...to operate this device may not reflect the most current GTR 225 software. NOTE: This device complies with 8.33 kHz COM channel spacing, the radio should only be made by an authorized Garmin service center. Operation is specified as safe for anti-...Garmin GTR 225 does not contain any interference received, including interference that the information remains current. Databases used in accordance with a special antireflective coating that is being provided in the system must accept any user-serviceable parts. WARNING: For safety reasons, GTR 225 operational procedures must be updated...
...to operate this device may not reflect the most current GTR 225 software. NOTE: This device complies with 8.33 kHz COM channel spacing, the radio should only be made by an authorized Garmin service center. Operation is specified as safe for anti-...Garmin GTR 225 does not contain any interference received, including interference that the information remains current. Databases used in accordance with a special antireflective coating that is being provided in the system must accept any user-serviceable parts. WARNING: For safety reasons, GTR 225 operational procedures must be updated...
GTR 255/255A/255B Pilot’s Guide
Page 8
... 3.4.5 Load Database 3-15 3.4.6 Software Version 3-16 3.4.7 Serial Number 3-16 3.5 Timers 3-17 3.5.1 Setting Up the Count Down Timer 3-17 3.5.2 Setting Up the Count Up Timer 3-18 3.5.3 Viewing Timers in the Com Display 3-18 4 Appendix 4-1 4.1 Troubleshooting 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...
... 3.4.5 Load Database 3-15 3.4.6 Software Version 3-16 3.4.7 Serial Number 3-16 3.5 Timers 3-17 3.5.1 Setting Up the Count Down Timer 3-17 3.5.2 Setting Up the Count Up Timer 3-18 3.5.3 Viewing Timers in the Com Display 3-18 4 Appendix 4-1 4.1 Troubleshooting 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...
GTR 255/255A/255B Pilot’s Guide
Page 30
..., Display Brightness, and Display Contrast, and use the Load Database feature to set the Com spacing and then press the ENT key. 3-12 Garmin GTR 225/225A/225B Pilot's Guide 190-01182-00 Rev. Turn the SMALL Knob to Select the Channel Spacing Press ENT to Accept Press CLR to Return... to select the SYS Function. NOTE: When switching from 8.33 kHz to 25 kHz mode, any 8.33 kHzspecific user frequencies will show the Software Version, Database Info, and Serial Number as well as, allowing you to update databases. 3.4.1 Com Spacing Com spacing may be deleted from the user frequency list.
..., Display Brightness, and Display Contrast, and use the Load Database feature to set the Com spacing and then press the ENT key. 3-12 Garmin GTR 225/225A/225B Pilot's Guide 190-01182-00 Rev. Turn the SMALL Knob to Select the Channel Spacing Press ENT to Accept Press CLR to Return... to select the SYS Function. NOTE: When switching from 8.33 kHz to 25 kHz mode, any 8.33 kHzspecific user frequencies will show the Software Version, Database Info, and Serial Number as well as, allowing you to update databases. 3.4.1 Com Spacing Com spacing may be deleted from the user frequency list.
GTR 255/255A/255B Pilot’s Guide
Page 34
... the SMALL knob to the main menu. 3-16 Garmin GTR 225/225A/225B Pilot's Guide 190-01182-00 Rev. Then, press the ENT key. This information is updated. 6. Then, press ENT. Display Software Version Com Software Version Figure 3-27 Software Versions Display 3. Press FUNC to select the SYS ... to the main menu. 3.4.7 Serial Number The serial number of the GTR 225 unit is loaded after power-up. 3.4.6 Software Version The software versions of the GTR 225 unit are displayed. 5. Wait until the updating process is useful when contacting Customer Support. 1. This information is complete ...
... the SMALL knob to the main menu. 3-16 Garmin GTR 225/225A/225B Pilot's Guide 190-01182-00 Rev. Then, press the ENT key. This information is updated. 6. Then, press ENT. Display Software Version Com Software Version Figure 3-27 Software Versions Display 3. Press FUNC to select the SYS ... to the main menu. 3.4.7 Serial Number The serial number of the GTR 225 unit is loaded after power-up. 3.4.6 Software Version The software versions of the GTR 225 unit are displayed. 5. Wait until the updating process is useful when contacting Customer Support. 1. This information is complete ...