Furuno FM-4800, Operator'S Manual

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DIGITAL SELECTIVE CALLING FM-4800 Operator’s Manual
16
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 received, or until the radio is turned off. The FM-4800 has a
provision to pause the retransmitting of the distress call. To pause the distress call,
select "PAUSE".
Restart the DSC distress call
After you select “PAUSE”, the button is switched to "RESUME". At this time, you can
select "RESUME" to restart the DSC distress call.
Sending a distress cancel call
When the emergency is released, you can cancel the distress call.
Step 1
On the "CALL TRANSMITTED" page, select "CANCEL".
Step 2 Select "YES".
Step 3 Select "OK".