Icom IC-M803

29
DSC OPERATION
7
7
■ Sending DSC calls (Distress)
A Distress call should be sent if, in the opinion of
the captain, the vessel or a person is in distress and
requires immediate assistance.
NEVER MAKE A DISTRESS CALL IF YOUR
VESSEL OR A PERSON IS NOT IN AN
EMERGENCY. A DISTRESS CALL SHOULD
BE MADE ONLY WHEN IMMEDIATE HELP IS
NEEDED.
D Simple call
1. Confirm that no Distress call is being received.
2. While lifting up the key cover, hold down
[DISTRESS] for 3 seconds until you hear 3 short
countdown beeps and a long beep sound.
• The backlight blinks.
L All Emergency Frequencies are automatically
selected to send a Distress call.
3. After sending, wait for an Acknowledgment call.
• “Waiting for ACK” is displayed.
• The Distress call is automatically sent every 4
minutes, until an Acknowledgment is received, or a
Distress Cancel call is sent.
4. When you receive an Acknowledgment, an alarm
sounds. Push to turn OFF the alarm.
5. Push .
6. Hold down [PTT], and then explain your situation.
7. After you have finished your explanation, push
, and then to return to the
Main screen.
TIP: A default Distress alert contains:
• Nature of distress: Undesignated distress
• Position information: The latest GPS, or manually
input position, that is held for 23.5 hours, or until
you turn OFF the transceiver.