Standard Horizon HX851E Owner's Manual page 49

7.7.4 RECEIVING A GROUP CALL
1. When a Group Call is received, the HX851E will produce a ringing alarm
sound and the display shows the Group name or Group
MMSI.
2. Press any key to stop the alarm.
3. Press the [ CALL ( ENT ) MENU ] key to switch the radio
to the requested channel.
4. Monitor the channel for the person calling the Group for a message.
5. If you want to respond, monitor the channel to make sure it is clear, then
press the PTT switch and talk to the calling ship(s).
After a Group Call is received, the time the call was made and the ships
MMSI or vessels name will appear on the display.
HX851E
NOTE
Page 49