Chapter 5: Digital Selective Calling (DSC)
75
All Ships Routine or Safety
When an All Ships Routine or Safety Call is received, the LCD alternates among 3
screens displaying the name (or MMSI ID) of the station initiating the call and that
a change of channels has been made. The 3 alternating pages of data are
recorded in the Call Log. The envelope icon (
)
blinks until you accept the call,
reject the call, or open the resulting unread message stored in the log. See page
“Received Calls (Logs)“ on page 79.
To mute the alert tone:
Press
CLR/WX
.
Automatic cancellation takes place after 2 minutes.
To ignore the All Ships Call:
Press
CLR/WX
a second time. The envelope icon disappears, the call is interrupted
and the normal screen appears on the LCD.
To accept an All Ships Routine or Safety Call:
1. Press the
CH/OK
knob. The alert tone is muted, the envelope icon disappears
and the radio switches to channel 16.
2. Press
CH/OK
again to confirm the channel change. The radio returns to
standby mode. Press
PTT
to communicate on channel 16.
All Ships Urgency or Distress Call
For an Urgency or Distress Call, the Automatic Channel Change option (see page
84) determines how the call is handled. If set ON, the radio automatically switches
to Priority Channel 16 for voice communications. If OFF, you are prompted to
manually accept or decline the call and channel change by pressing
CH/OK
or
CLR/WX
, respectively. When set OFF, the
icon appears.
REPEATS
D10181-1
ALL SHIPS
SAFETY
FROM:
TRANQUILITY
71
ALL SHIPS
SAFETY
CH CHANGE
REQ TO C16
71
ALL SHIPS
SAFETY
PRESS OK OR
PRESS CLR
71
D10179-1
16
CH HAS BEEN
CHANGED
PRESS [OK]
16
DISTRESS
26 04.2172N
080 09.0933W
AM11:57LOC
