Sailor C4951WP Operating And Installation Instructions - Basic Dsc Operation
4
4
Basic DSC operation
When switched on, your VHF set automatically monitors channel 70
for incoming DSC calls.
4.1
Receiving a DSC call
When a DSC call is received, the handset will let you know what kind
of DSC call it is. Immediately, the handset will display the message
dSC RECEIVED, the call indicator lamp will flash, and the loud-
speaker will announce the call.
1.
If the call includes a proposal for switching to a particular VHF
working channel, the unit will toggle between two displays.
2.
If you now lift the handset off its rest, a DSC acknowledgment
call is automatically transmitted, accepting the proposal and
switching both the caller and your handset to the working
channel.
3.
You can now begin the call in normal telephone mode.
4.2 Transmitting a DSC call to a ship
station
To set up and transmit a DSC call and propose a working channel to
a ship station:
1.
Press TX Call.
2.
Press right arrow to display STN *.
3.
Key in the nine-digit MMSI number of the ship station you wish to
call, using the numeric keys:
4.
Once you are satisfied you have keyed in the correct number,
press right arrow again to display SEND CALL.
5.
Now press Send Call to transmit.
6.
Once the call has been sent, the display will indicate that it is
waiting for an acknowledgment:
4.3 Transmitting a DSC call to a
shore station
To set up and transmit a DSC call to a shore station:
1.
Press TX Call.
2.
Press the up arrow twice to display SHORE STN.
3.
Press the right arrow to display STN 00 *.
4.
Key in the nine-digit MMSI number of the shore station you wish
to call, using the numeric keys:
5.
Once you are satisfied you have keyed in the correct number,
press right arrow again.
6.
Now press Send Call to transmit.
7.
Once the call has been sent, the display will indicate that it is
waiting for an acknowledgment:
4.4
Transmitting a DSC call to a
landline via shore station
To set up and transmit a public DSC call via a shore station:
1.
Press TX Call.
2.
Press the up arrow twice to display SHORE STN.
3.
Press the right arrow to display STN 00 *.
4.
Key in the nine-digit MMSI number of the shore station you wish
to call, using the numeric keys:
5.
Once you are satisfied you have keyed in the correct number,
press right arrow again.
6.
Press up arrow, followed by right arrow.
7.
Now key in the phone number you wish to call, using the numeric
keys:
8.
Once you are satisfied you have keyed in the correct number,
press right arrow
twice.
9.
Now press Send Call to transmit.
10. Once the call has been sent, the display will indicate that it is
waiting for an acknowledgment:
4.5
Entering your position into the
system
If your VHF DSC is not connected to an external GPS system –
which continuously updates your position (please refer to the
installation manual)– you may enter the details as follows. Although it
appears a lengthy procedure, it does not take long and well worth
doing at regular intervals so that, in an emergency, your most recent
position will be included in your DISTRESS call.
To input the position of your vessel:
1.
Press Shift Func
2.
Press up arrow to display DSC
3.
Press right arrow twice to display SELF ID
4.
Press up arrow to display POSITION
5.
Press right arrow to display POS VIEW
6.
Press down arrow to display POSUPDATE
7.
Press right arrow to display POSITION
8.
To enter the first part of your position, use the up or down arrow
to select S or N followed by right arrow and then the relevant
numeric keys. When complete, the word SELECT will appear in
the top right of the display.
9.
Press right arrow.
10. To enter the second part of your position, use the up or down
arrow to select E or W followed by right arrow and then the
relevant numeric keys. When the position data is complete, the
word SELECT will appear in the top right of the display.
11. Press right arrow four times to store.
12. Check the stored information by pressing Tel/DSC twice. The
display will now toggle the various details stored.
Operation
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