Furuno FM-4850, Operator'S Manual

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FM-4850 Operator’s Manual DIGITAL SELECTIVE CALLING
13
Sinking, Adrift, Abandoning, Piracy, and MOB (Man Overboard).
Step 1 Open the cover labeled "DISTRESS".
Step 2 Short-press the Distress key.
The "DISTRESS" screen appears.
Step 3 Select "NATURE".
The "NATURE" screen appears.
Step 4
Select the nature of the distress.
Step 5 Press and hold the Distress key (about 4 seconds). The unit beeps and
the display shows the time remaining until the distress signal is sent.
After the distress signal is sent, the radio waits for an acknowledgement
with the display showing "AWAIT ACK".
If no acknowledgement is received, the distress signal is repeated at 3.5-
to-4.5-minute intervals, until a DSC acknowledgement is received.
Step 6 When you receive the DSC acknowledgement, select "ACCEPT".
Step 7
Press and hold the PTT key to announce your situation on CH16.
Initiate a DSC distress call with manually inputted position
If no position data is available at the time of distress, you can enter the latitude and
longitude position of your vessel manually when you send a DSC distress call.
Step 1
Open the cover labeled "DISTRESS".
Step 2 Short-press the Distress key.
The "DISTRESS" screen appears.
Step 3
Select "POS".
Step 4 Rotate and press the Menu/DSC control to enter the latitude and
longitude of your vessel and current UTC time in 24-hour format.
Step 5 Press and hold the Distress key (about 4 seconds). The unit beeps and
the display shows the time remaining until the distress signal is sent.
After the distress signal is sent, the radio waits for an
acknowledgement with the display showing "AWAIT ACK".
If no acknowledgement is received, the distress signal is repeated at
3.5-to-4.5-minute intervals, until a DSC acknowledgement is
received.
Step 6 When you receive the DSC acknowledgement, select "ACCEPT".
Step 7 Press and hold the PTT key to announce your situation on CH16.
Pause a DSC distress call
After a DSC distress call is sent, the DSC distress call is repeated at 3.5-to-4.5-
minute intervals until the call is canceled by the user, until an acknowledgement is