DSC calls
98-171832-A Chapter 2: Operation 35
DSC calls for communication
With a DSC call you can establish a radio communication with one or several
specific radios on a suggested VHF channel.
To make a DSC call, do as follows:
1. Tap CALL.
2. Tap TYPE and scroll and tap to select the
call type.
Depending on the DSC call type you can
enter category, MMSI number and
channel for the following communication.
3. In the field CATEGORY: select a DSC call category, depending on the call
type.
4. In the field TO: enter the 9-digit MMSI number of the vessel you want to
contact.
DSC call type Cat. To: Ch.
Session
icon
DSC call category
INDIVIDUAL
(default)
XXXU, S or R Routine (default),
urgency or safety calls,
calls to a ship or a station
SAFETY TEST — X — S Test call, check of safety
equipment
POSITION — X — S Safety
GROUP — X X R Routine
ALL SHIPS X — X S or U Safety (default) or
urgency
1. Make a DSC call from Radio A to Radio B.
2. DSC acknowledge from Radio B to Radio A.
3. Radio A + B go on the agreed VHF channel.
4. Press PTT and start talking.
VHF Radio A
VHF Radio B
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