Garmin 225A Tuning LARGE/SMALL Concentric Cursor Knobs, FLIP/FLOP Key, Com Key, MEM Key, ICS Key

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1.2.2Tuning LARGE/SMALL Concentric (Cursor) Knobs

The LARGE right and SMALL right knobs are used for tuning frequencies and data entry.

LARGE, Outer Knob				SMALL, Inner Knob

1.2.3FLIP/FLOP Key

Press and release the FLIP/FLOP key to switch between the active (left-most) and standby (right-most) frequency. Switching between Com frequencies is disabled while you are transmitting.

1.2.4Com Key

Press the COM key to return to the Com radio mode.

1.2.5MEM Key

Press the MEM key to recall and toggle between the Com Recent and User Frequency lists.

1.2.6ICS Key

Press the ICS key to toggle display of the ICS settings for Intercom On/Off, AUX Audio, or the Intercom settings.

1.2.7CLR (Clear) Key

Pressing the CLR key erases information, cancels entries, and resets timers.

1.2.8ENT (Enter) Key

Press the ENT key to save selected values, to confirm a prompt, or to save the Standby frequency.

190-01182-00 Rev. A

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

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Contents GTR 225/225A/225B November Limited Warranty Garmin GTR 225/225A/225B Pilot’s Guide Operation US Toll Free Canada Toll Free Product Registration and SupportContents Index Index-1 Photo Sensor Product DescriptionPilot Controls Power/Com Volume/Squelch KnobMEM Key Tuning LARGE/SMALL Concentric Cursor KnobsFLIP/FLOP Key Com KeyMON Monitor Key USB PortFunc Function Key Selected Frequency Power OnCom Radio Selecting a Com FrequencyMonitor Annunciation Standby Frequency Being Monitored Monitoring the Standby Com ChannelSaving a Com Channel After selecting the desired characters, press ENTSelected Wpt Type After making a selection, press ENTActive and Standby frequencies Com Database Look-UpEmergency Channel Airport Identifier Shown For Freqs In Database Stuck MicFrequency Database Reverse Look-Up Remote Frequency Selection ControlThis page intentionally left blank Functions Description SYS Config Com SpacingRecent Com Frequencies Press the Func key to access the FunctionsCom Frequencies Press ENT Key To Delete Selected Freq Com User FrequenciesPress the CLR key to delete this User frequency Selected Frequency Select Wpt Name Select Wpt TypeSelect User Wpt Name Frequencies. Press ENTSelect User Freqs Select User Freq ValueSelected Freq As Active Com Database FrequenciesPress ENT Key To Set Selected Freq As Standby IdentifierTurn Small Knob To Scroll Through Available Airports Com Nearest Airports APTCom Nearest Area Control Center ACC Frequencies Turn the Small knob to display the available ACCs13 Com Nearest FSS Frequencies Com Nearest Flight Service Station FSS Frequencies14 Com Nearest Weather Frequencies Com Nearest Weather WX FrequenciesAdjust Intercom ICS ConfigurationTurn the Small knob to turn the Aux Audio On or Off Aux AudioSpeaker On/Off function. Then, press ENT Intercom On/OffSpeaker On/Off Intercom On/Off function. Then, press the ENT keyTurn the Small Knob to Select the Channel Spacing System ConfigurationCom Spacing Select the Offset Value Display BrightnessBrightness Database Version function. Then, press the ENT key Display ContrastDatabase Info Display Contrast function. Then, press the ENT keyUSB Port USB Cable USB Memory Device Load DatabaseLoad Database function. Then, press the ENT key Serial Number function. Then, press ENT Software VersionSerial Number Press the Func key to return to the main menuSetting Up the Count Down Timer TimersPressing ENT twice will stop the displayed Timer Setting Up the Count Up TimerViewing Timers in the Com Display Pressing CLR and then ENT will reset the displayed Timer36 Count Down Timer Value Now Counting Up Count Down Timer Value Highlighted When Counting UpThis page intentionally left blank Appendix TroubleshootingCheck Mic key input It can be enabledOr disabled via a Remote mounted If in Lock Out modeUpdating the Frequency Database Messages Radio will no longer Transmit Power has been Re-apply power to the unitSwitch has been All installationsThis input will now InstallationsIndex Stuck mic 2-5 Support