31GM FunctionWhat is the GM (Group Monitor) Function?The GM function automatically monitors the channel for any other stations with the GMfunction in operation on the same frequency, or stations transmitting in DN mode that arewithin communication range. You can be notified of GM stations operating within com-munications range, and the detected call signs are displayed on the transceiver screen,Caution: The GM function does not work while in the analog (FM) mode.àDisplaying all the stations using the GM function1. Tune to the designated frequency.2. Press the [GM(AMS)] key.The GM function is activated, andup to 24 stations using the GMmode, or stations operating in DNmode on the channel frequency,within the communication range aredisplayed.• Displays “ ” for stations within your communi-cation range.• Displays “ ” (blinks) for stations outside of yourcommunication range.• Turn the DIAL knob to select a station and dis-play its communication range information.3. Press the [GM(AMS)] key to disable the GM function and return to the frequencyscreen.Note: Refer to the Advanced Manual for other details on using the GM function (downloadthe Advanced Manual from the Yaesu website).