2-2Garmin GTR 225/225A/225B Pilot’s Guide 190-01182-00 Rev. B2.2 Monitoring the Standby COM ChannelMonitorAnnunciation MonitoredStandbyFrequencyCOM Frequency Monitor AnnunciationThe Frequency Monitoring function allows you to monitor the standby frequencyfor activity, while listening to the active frequency.Press the MON key in the COM function to listen to the standby frequency. Asmall “MN” will replace the “STB” to the left of the standby frequency.When the active frequency receives a signal, the unit will switch automatically tothe active frequency. The active frequency quality is not affected. The FrequencyMonitor function is turned off by pressing the MON key again.2.3 Saving a COM ChannelThe current standby frequency may be saved into the COM User Frequencydatabase from the COM display or the COM User Function. The COM UserFrequency database can hold up to fifteen frequencies.NOTE: When switching from 8.33 kHz to 25 kHz mode, any 8.33 kHz-specific user frequencies will be deleted from the user frequency list. Thisonly affects the user frequencies within the 8.33 kHz spectrum.Number ofFrequencies SavedCOM User Frequency Name Selection1. Press ENT.2. Turn the inner knob to select characters.3. Turn the outer knob to move the cursor.4. After selecting characters, press ENT.5. Turn the outer knob to select the waypoint type.6. Turn the inner knob to select the type from the list.7. Press ENT to save displayed value.Press CLR to cancel the changes.