Chapter 2: Operation
24
DSC calls
DSC calls
In this section of the manual you find information on:
•
Sending, acknowledging and cancelling own distress
•
Receiving distress calls
•
DSC calls for communication
•
DSC setup
Sending, acknowledging and cancelling own distress
To send a distress message
To send a distress message do as follows:
1. Lift the cover over the red distress button and press and hold
the distress button for longer than 3 seconds. For short step-
by-step instructions how to proceed when sending a distress
message see
Emergency calls
on page iv.
When the distress signal is sent,
CH70
and
Tx
appear in the display. A 2-seconds beep tone is
heard.
2. The radio watches for a DSC acknowledgement
tansmission on channel 70.
3. To pause the automatic resend procedure press
the soft key
PAUSE
.
4. To annul the distress message press the soft key
ANNUL
. See also
To cancel
own distress
on page 27.
5. When a distress acknowledgement is received, start distress
communication on channel 16 to inform about your distress situation.
Note
If no distress acknowledgement is received within a period of 3,5 to 4
minutes, the distress message will automatically be retransmitted.
(Example)
