Furuno FM-4800 Operator's Manual page 34

group to be called. If the group has no alias, the MMSI of this group will
appear.

When the CH70 is idle, the following screens appear, and the radio
waits for an acknowledgement.
Select "OK" to return to the home screen.
Step 5
Step 6 Press and hold the PTT key to talk into the microphone.
Initiate a group call from the "RECENT CALLS"
On the "GROUP" interface, select "RECENT CALLS".
Step 1
Step 2 Select a group, and then press the Menu/DSC control to enter the
"SELECT CH" interface.
Select a channel.
Step 3
Press the Menu/DSC control to initiate a group call.
Step 4

When CH70 is busy, the following screen appears. You can wait
without pressing any key until CH70 is idle.
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