Garmin 225B, 225A manual USB Port, Func Function Key, MON Monitor Key

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1.2.9FUNC (Function) Key

The FUNC (Function) key accesses function categories for the following: the Com Radio, ICS Configuration, System Configuration, and Timer. Pressing the FUNC key once displays the Function mode. Pressing the FUNC key a second time exits the Function mode.

1.2.10MON (Monitor) Key

The MON (Monitor) key will engage the monitor function where the Standby frequency may be monitored while still listening to the Active frequency.

1.3USB Port

The USB port is used to update the frequency database in the GTR 225.

NOTE: Garmin recommends the use of a USB 2.0 compatible USB flash drive for updating the database.

1-4

Garmin GTR 225/225A/225B Pilot’s Guide

190-01182-00 Rev. A

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Contents GTR 225/225A/225B November Limited Warranty Garmin GTR 225/225A/225B Pilot’s Guide Operation Product Registration and Support US Toll Free Canada Toll FreeContents Index Index-1 Product Description Photo SensorPower/Com Volume/Squelch Knob Pilot ControlsTuning LARGE/SMALL Concentric Cursor Knobs FLIP/FLOP KeyCom Key MEM KeyUSB Port Func Function KeyMON Monitor Key Power On Com RadioSelecting a Com Frequency Selected FrequencyMonitoring the Standby Com Channel Saving a Com ChannelAfter selecting the desired characters, press ENT Monitor Annunciation Standby Frequency Being MonitoredAfter making a selection, press ENT Selected Wpt TypeCom Database Look-Up Emergency ChannelActive and Standby frequencies Stuck Mic Frequency Database Reverse Look-UpRemote Frequency Selection Control Airport Identifier Shown For Freqs In DatabaseThis page intentionally left blank SYS Config Com Spacing Functions DescriptionPress the Func key to access the Functions Com FrequenciesRecent Com Frequencies Com User Frequencies Press the CLR key to delete this User frequencySelected Frequency Select Wpt Name Select Wpt Type Press ENT Key To Delete Selected FreqFrequencies. Press ENT Select User FreqsSelect User Freq Value Select User Wpt NameCom Database Frequencies Press ENT Key To Set Selected Freq As StandbyIdentifier Selected Freq As ActiveCom Nearest Airports APT Com Nearest Area Control Center ACC FrequenciesTurn the Small knob to display the available ACCs Turn Small Knob To Scroll Through Available AirportsCom Nearest Flight Service Station FSS Frequencies 13 Com Nearest FSS FrequenciesCom Nearest Weather WX Frequencies 14 Com Nearest Weather FrequenciesICS Configuration Adjust IntercomAux Audio Turn the Small knob to turn the Aux Audio On or OffIntercom On/Off Speaker On/OffIntercom On/Off function. Then, press the ENT key Speaker On/Off function. Then, press ENTSystem Configuration Com SpacingTurn the Small Knob to Select the Channel Spacing Display Brightness BrightnessSelect the Offset Value Display Contrast Database InfoDisplay Contrast function. Then, press the ENT key Database Version function. Then, press the ENT keyLoad Database Load Database function. Then, press the ENT keyUSB Port USB Cable USB Memory Device Software Version Serial NumberPress the Func key to return to the main menu Serial Number function. Then, press ENTTimers Setting Up the Count Down TimerSetting Up the Count Up Timer Viewing Timers in the Com DisplayPressing CLR and then ENT will reset the displayed Timer Pressing ENT twice will stop the displayed TimerCount Down Timer Value Highlighted When Counting Up 36 Count Down Timer Value Now Counting UpThis page intentionally left blank Troubleshooting AppendixIt can be enabled Or disabled via a Remote mountedIf in Lock Out mode Check Mic key inputUpdating the Frequency Database Messages Power has been Re-apply power to the unit Switch has beenAll installations Radio will no longer TransmitInstallations This input will nowIndex Stuck mic 2-5 Support