Furuno FM-4800 Operator's Manual page 50

FM-4800 Operator's Manual
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If a signal is received on CH16, the radio stops and listens only to CH16 until
communication ends and then starts TRIPLE CH scan again.
For information about how to set the second priority channel, see section 11.2
Second Priority Channel.
Press and rotate the Volume/Squelch control to adjust the squelch until
Step 1
the background noise disappears.
On the home screen, rotate the Menu/DSC control to select a channel to
Step 2
watch with CH16 and the second priority channel.
Press the Menu/DSC control to enter the "MAIN MENU" page.
Step 3
Select "CH WATCH".
Step 4
Step 5 Select "TRIPLE CH"
The radio returns to the home screen. The display alternately scans
among CH16, the second priority channel, and the channel that is selected
in step 2.
To stop TRIPLE CH, press the Back key or the Menu/DSC control.
Step 6
41
CHANNEL WATCH