FM-4850 Operator’s Manual
DIGITAL SELECTIVE CALLING
CANCEL: Select the soft key to cancel the automatic channel
switching. The radio returns to the home screen and the channel
remains unchanged.
PAUSE: Select the soft key to pause the call and timing and
temporarily disable automatic switching to the requested channel. You
can resume the call by pressing the "RESUME" soft key.
Note
If no key is pressed within 10 seconds, the radio automatically
switches to the requested channel. After 10 seconds, the countdown
appears next to "REPLY ON CH16".
[10] indicates that the 10 seconds countdown appears next to
"REPLY ON CH16".
Step 2 Select "ACCEPT" to continue with the call.
The radio monitors the reply on channel until the All Ships call is
completed.
When the channel change mode is "MANUAL"
Step 1 When an All Ships call is received, an emergency alarm sounds. Press
any key to stop the alarm.
The following screen appears. The screen shows the MMSI of the vessel
calling and two soft keys: "ACCEPT" and "CANCEL". If the requested
channel cannot comply, the screen only shows the "CANCEL" soft key.
ACCEPT: Select the soft key to continue with the call and switch to the
requested channel.
CANCEL: Select the soft key and then the radio returns to the home
screen and the channel remains unchanged.
Step 2 Select "ACCEPT" to continue with the call.
The radio monitors the requested channel until the All Ships call is
completed.
4.7 Position Request Call
The radio with DSC the feature can poll the location of another vessel and show the
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