GTR 255/255A/255B Pilot’s Guide
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... (iv) damage caused by service performed by anyone who is not an authorized service provider of Garmin; SOME STATES DO NOT ALLOW THE EXCLUSION OF INCIDENTAL OR CONSEQUENTIAL DAMAGES, SO THE ABOVE LIMITATIONS...Garmin retains the exclusive right to refuse warranty claims against products or services that has been modified or altered without the written permission of the purchase price at its sole discretion. Online Auction Purchases: Products purchased through a Garmin Authorized Service Center; To obtain warranty service, contact your device. A Garmin GTR 225/225A/225B Pilot's Guide...
... (iv) damage caused by service performed by anyone who is not an authorized service provider of Garmin; SOME STATES DO NOT ALLOW THE EXCLUSION OF INCIDENTAL OR CONSEQUENTIAL DAMAGES, SO THE ABOVE LIMITATIONS...Garmin retains the exclusive right to refuse warranty claims against products or services that has been modified or altered without the written permission of the purchase price at its sole discretion. Online Auction Purchases: Products purchased through a Garmin Authorized Service Center; To obtain warranty service, contact your device. A Garmin GTR 225/225A/225B Pilot's Guide...
GTR 255/255A/255B Pilot’s Guide
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... chemicals known to cause cancer, birth defects, or reproductive harm. A CAUTION: The Garmin GTR 225 does not contain any user-serviceable parts. ii Garmin GTR 225/225A/225B Pilot's Guide 190-01182-00 Rev. Unauthorized repairs or modifications could void both the warranty and the pilot's authority to our web site at their own risk. NOTE: Do not use...
... chemicals known to cause cancer, birth defects, or reproductive harm. A CAUTION: The Garmin GTR 225 does not contain any user-serviceable parts. ii Garmin GTR 225/225A/225B Pilot's Guide 190-01182-00 Rev. Unauthorized repairs or modifications could void both the warranty and the pilot's authority to our web site at their own risk. NOTE: Do not use...
GTR 255/255A/255B Pilot’s Guide
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..., and (2) this device must accept any interference received, including interference that may cause harmful interference to radio communications. A Garmin GTR 225/225A/225B Pilot's Guide iii Registration ensures that interference will be limited to 60 V/m for controlled environment and 28 V/m for antireflective coatings and a...instructions, may cause undesired operation. 190-01182-00 Rev. If this device is very sensitive to our web site (www.garmin.com) and look for Class B digital devices. Please, have the serial number of this equipment does cause harmful interference,...
..., and (2) this device must accept any interference received, including interference that may cause harmful interference to radio communications. A Garmin GTR 225/225A/225B Pilot's Guide iii Registration ensures that interference will be limited to 60 V/m for controlled environment and 28 V/m for antireflective coatings and a...instructions, may cause undesired operation. 190-01182-00 Rev. If this device is very sensitive to our web site (www.garmin.com) and look for Class B digital devices. Please, have the serial number of this equipment does cause harmful interference,...
GTR 255/255A/255B Pilot’s Guide
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... 7:00 PM Central Time. Have the serial number of Revisions Part Number Revision Date Description 190-01182-00 A 11/19/12 Initial release iv Garmin GTR 225/225A/225B Pilot's Guide 190-01182-00 Rev. A If you by completing your serial number in the space provided. Look for the Product Registration link on the Home...
... 7:00 PM Central Time. Have the serial number of Revisions Part Number Revision Date Description 190-01182-00 A 11/19/12 Initial release iv Garmin GTR 225/225A/225B Pilot's Guide 190-01182-00 Rev. A If you by completing your serial number in the space provided. Look for the Product Registration link on the Home...
GTR 255/255A/255B Pilot’s Guide
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A Garmin GTR 225/225A/225B Pilot's Guide v Contents Product Registration and Support iv 1 Getting Started 1-1 1.1 Product Description 1-1 1.2 Pilot Controls 1-2 1.2.1 Power/Com Volume/Squelch Knob 1-2 1.2.2 Tuning LARGE/SMALL Concentric (Cursor) Knobs 1-3 1.2.3 FLIP/FLOP Key 1-3 1.2.4 Com Key 1-3 1.2.5 MEM Key 1-3 1.2.6 ICS Key 1-3 1.2.7 CLR (Clear) Key 1-3 1.2.8 ENT (...
A Garmin GTR 225/225A/225B Pilot's Guide v Contents Product Registration and Support iv 1 Getting Started 1-1 1.1 Product Description 1-1 1.2 Pilot Controls 1-2 1.2.1 Power/Com Volume/Squelch Knob 1-2 1.2.2 Tuning LARGE/SMALL Concentric (Cursor) Knobs 1-3 1.2.3 FLIP/FLOP Key 1-3 1.2.4 Com Key 1-3 1.2.5 MEM Key 1-3 1.2.6 ICS Key 1-3 1.2.7 CLR (Clear) Key 1-3 1.2.8 ENT (...
GTR 255/255A/255B Pilot’s Guide
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... 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's Guide 190-01182-00 Rev. A
... 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's Guide 190-01182-00 Rev. A
GTR 255/255A/255B Pilot’s Guide
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... workload-reducing functions such as most-used frequency storage in a small footprint at a very affordable price. A Garmin GTR 225/225A/225B Pilot's Guide 1-1 1 GETTING STARTED 1.1 Product Description The GTR 225 Com Radio series provides a powerful VHF communications transceiver in memory. Photo Sensor Locking Screw Frequency Transfer (FLIP/FLOP...(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. The GTR 225 (10 watt) Com radio operates in 25 kHz steps (default).
... workload-reducing functions such as most-used frequency storage in a small footprint at a very affordable price. A Garmin GTR 225/225A/225B Pilot's Guide 1-1 1 GETTING STARTED 1.1 Product Description The GTR 225 Com Radio series provides a powerful VHF communications transceiver in memory. Photo Sensor Locking Screw Frequency Transfer (FLIP/FLOP...(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. The GTR 225 (10 watt) Com radio operates in 25 kHz steps (default).
GTR 255/255A/255B Pilot’s Guide
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... the active Com frequency window in the top left corner of the system and minimize workload and the time required to access sophisticated functionality. 1.2 Pilot Controls The GTR 225 controls have been designed to simplify operation of the display when automatic squelch is active, press the Power/Com Volume/Squelch knob to toggle... audio volume for the Com radio. To override the automatic squelch, press the Power/Com Volume/Squelch knob momentarily. When the Com radio is overridden. 1-2 Garmin GTR 225/225A/225B Pilot's Guide 190-01182-00 Rev.
... the active Com frequency window in the top left corner of the system and minimize workload and the time required to access sophisticated functionality. 1.2 Pilot Controls The GTR 225 controls have been designed to simplify operation of the display when automatic squelch is active, press the Power/Com Volume/Squelch knob to toggle... audio volume for the Com radio. To override the automatic squelch, press the Power/Com Volume/Squelch knob momentarily. When the Com radio is overridden. 1-2 Garmin GTR 225/225A/225B Pilot's Guide 190-01182-00 Rev.
GTR 255/255A/255B Pilot’s Guide
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... key erases information, cancels entries, and resets timers. 1.2.8 ENT (Enter) Key Press the ENT key to save the Standby frequency. 190-01182-00 Rev. A Garmin GTR 225/225A/225B Pilot's Guide 1-3 LARGE, Outer Knob SMALL, Inner Knob 1.2.3 FLIP/FLOP Key Press and release the FLIP/FLOP key to save selected values, to confirm a prompt, or...
... key erases information, cancels entries, and resets timers. 1.2.8 ENT (Enter) Key Press the ENT key to save the Standby frequency. 190-01182-00 Rev. A Garmin GTR 225/225A/225B Pilot's Guide 1-3 LARGE, Outer Knob SMALL, Inner Knob 1.2.3 FLIP/FLOP Key Press and release the FLIP/FLOP key to save selected values, to confirm a prompt, or...
GTR 255/255A/255B Pilot’s Guide
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Pressing the FUNC key once displays the Function mode. NOTE: Garmin recommends the use of a USB 2.0 compatible USB flash drive for the following: the Com Radio, ICS Configuration, System Configuration, and Timer. Pressing the FUNC key a ... frequency may be monitored while still listening to the Active frequency. 1.3 USB Port The USB port is used to update the frequency database in the GTR 225. 1.2.9 FUNC (Function) Key The FUNC (Function) key accesses function categories for updating the database. 1-4 Garmin GTR 225/225A/225B Pilot's Guide 190-01182-00 Rev. A
Pressing the FUNC key once displays the Function mode. NOTE: Garmin recommends the use of a USB 2.0 compatible USB flash drive for the following: the Com Radio, ICS Configuration, System Configuration, and Timer. Pressing the FUNC key a ... frequency may be monitored while still listening to the Active frequency. 1.3 USB Port The USB port is used to update the frequency database in the GTR 225. 1.2.9 FUNC (Function) Key The FUNC (Function) key accesses function categories for updating the database. 1-4 Garmin GTR 225/225A/225B Pilot's Guide 190-01182-00 Rev. A
GTR 255/255A/255B Pilot’s Guide
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... knob clockwise to turn the power on or, if installed, turning on the top line of the GTR 225 to select the desired frequency. 1. The MHz selection range is not inhibited during transmit. 5. A Garmin GTR 225/225A/225B Pilot's Guide 2-1 Standby frequency selection is between 000 and 975 kHz in 25 kHz steps or 000 and 990...
... knob clockwise to turn the power on or, if installed, turning on the top line of the GTR 225 to select the desired frequency. 1. The MHz selection range is not inhibited during transmit. 5. A Garmin GTR 225/225A/225B Pilot's Guide 2-1 Standby frequency selection is between 000 and 975 kHz in 25 kHz steps or 000 and 990...
GTR 255/255A/255B Pilot’s Guide
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... the Previous Value Turn Large Knob To Move Cursor Figure 2-3 Com User Frequency Name Selection 4. Press ENT. After selecting the desired characters, press ENT. 2-2 Garmin GTR 225/225A/225B Pilot's Guide 190-01182-00 Rev. 2.2.2 Monitoring the Standby Com Channel The Frequency Monitoring function allows you to monitor the Standby frequency for activity, while listening...
... the Previous Value Turn Large Knob To Move Cursor Figure 2-3 Com User Frequency Name Selection 4. Press ENT. After selecting the desired characters, press ENT. 2-2 Garmin GTR 225/225A/225B Pilot's Guide 190-01182-00 Rev. 2.2.2 Monitoring the Standby Com Channel The Frequency Monitoring function allows you to monitor the Standby frequency for activity, while listening...
GTR 255/255A/255B Pilot’s Guide
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Com Frequency Type List 7. A Garmin GTR 225/225A/225B Pilot's Guide 2-3 After making a selection, press ENT. 190-01182-00 Rev. Selected Wpt Type Figure 2-4 Com User Frequency Type Selection Frequency Type Symbol Description TWR Tower GND ...
Com Frequency Type List 7. A Garmin GTR 225/225A/225B Pilot's Guide 2-3 After making a selection, press ENT. 190-01182-00 Rev. Selected Wpt Type Figure 2-4 Com User Frequency Type Selection Frequency Type Symbol Description TWR Tower GND ...
GTR 255/255A/255B Pilot’s Guide
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... the FLIP/FLOP key or the Com Remote Transfer (COM RMT XFR) key for Selection 2. Waypoint Types with a "+" sign will become the Standby Frequency. 2-4 Garmin GTR 225/225A/225B Pilot's Guide 190-01182-00 Rev. Identifier Field Active for Selection Turn SMALL Knob To Select Character Turn LARGE Knob To Move Cursor Figure 2-5 Database Identifier...
... the FLIP/FLOP key or the Com Remote Transfer (COM RMT XFR) key for Selection 2. Waypoint Types with a "+" sign will become the Standby Frequency. 2-4 Garmin GTR 225/225A/225B Pilot's Guide 190-01182-00 Rev. Identifier Field Active for Selection Turn SMALL Knob To Select Character Turn LARGE Knob To Move Cursor Figure 2-5 Database Identifier...
GTR 255/255A/255B Pilot’s Guide
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...with a "+" sign will have more frequencies for the same type. If the microphone is keyed for longer than 35 seconds, the GTR 225 will return to scroll the entire preset frequency list through the Standby frequency box (the list will "wrap" from the bottom of the...times to the receive mode on units configured for frequencies that the Com board has been locked: "COM LOCKED TO 121.5 MHZ. A Garmin GTR 225/225A/225B Pilot's Guide 2-5 Remote Frequency Selection only functions on the selected frequency. A "Stuck Mic" message will display until the error clears or the user acknowledges...
...with a "+" sign will have more frequencies for the same type. If the microphone is keyed for longer than 35 seconds, the GTR 225 will return to scroll the entire preset frequency list through the Standby frequency box (the list will "wrap" from the bottom of the...times to the receive mode on units configured for frequencies that the Com board has been locked: "COM LOCKED TO 121.5 MHZ. A Garmin GTR 225/225A/225B Pilot's Guide 2-5 Remote Frequency Selection only functions on the selected frequency. A "Stuck Mic" message will display until the error clears or the user acknowledges...
GTR 255/255A/255B Pilot’s Guide
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A This page intentionally left blank 2-6 Garmin GTR 225/225A/225B Pilot's Guide 190-01182-00 Rev.
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GTR 255/255A/255B Pilot’s Guide
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Reset Push CRSR - A Garmin GTR 225/225A/225B Pilot's Guide 3-1 Settings ENT - Start/Stop CLR - Reset Count Down ENT - Accept Figure 3-1 Functions Diagram 190-01182-00 Rev. 3 FUNCTIONS The Functions section allows provides information about ...
Reset Push CRSR - A Garmin GTR 225/225A/225B Pilot's Guide 3-1 Settings ENT - Start/Stop CLR - Reset Count Down ENT - Accept Figure 3-1 Functions Diagram 190-01182-00 Rev. 3 FUNCTIONS The Functions section allows provides information about ...
GTR 255/255A/255B Pilot’s Guide
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.... 4. 1. Turn SMALL Knob To Select Entry Selected Frequency Press To Make the Selected Frequency The Active Frequency Press ENT to the Standby frequency position. 3-2 Garmin GTR 225/225A/225B Pilot's Guide 190-01182-00 Rev. Press the ENT key to transfer the displayed channel to Make the Selected Frequency the Standby Figure 3-2 Recent Com Frequencies 3.
.... 4. 1. Turn SMALL Knob To Select Entry Selected Frequency Press To Make the Selected Frequency The Active Frequency Press ENT to the Standby frequency position. 3-2 Garmin GTR 225/225A/225B Pilot's Guide 190-01182-00 Rev. Press the ENT key to transfer the displayed channel to Make the Selected Frequency the Standby Figure 3-2 Recent Com Frequencies 3.
GTR 255/255A/255B Pilot’s Guide
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... To Delete Selected Freq Active Frequency Press ENT To Confirm Deleting The Selected Freq Selected Frequency Figure 3-4 Deleting User Com Frequencies Position In List. A Garmin GTR 225/225A/225B Pilot's Guide 3-3 Press and release the FLIP/FLOP key to set the displayed frequency as the Active frequency. 4. Press the CLR key to view the Com...
... To Delete Selected Freq Active Frequency Press ENT To Confirm Deleting The Selected Freq Selected Frequency Figure 3-4 Deleting User Com Frequencies Position In List. A Garmin GTR 225/225A/225B Pilot's Guide 3-3 Press and release the FLIP/FLOP key to set the displayed frequency as the Active frequency. 4. Press the CLR key to view the Com...
GTR 255/255A/255B Pilot’s Guide
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... knob to move the cursor. Select User Wpt Name Figure 3-7 Com User Frequency Name Selection 4. 3.2.2.3 2. Press the CRSR (SMALL knob) to the User Frequency. 3-4 Garmin GTR 225/225A/225B Pilot's Guide 190-01182-00 Rev. After selecting the Waypoint Type, press ENT to accept changes to start editing the Com User frequency. After selecting the...
... knob to move the cursor. Select User Wpt Name Figure 3-7 Com User Frequency Name Selection 4. 3.2.2.3 2. Press the CRSR (SMALL knob) to the User Frequency. 3-4 Garmin GTR 225/225A/225B Pilot's Guide 190-01182-00 Rev. After selecting the Waypoint Type, press ENT to accept changes to start editing the Com User frequency. After selecting the...