Icom IC-M803 Instruction Manual - Page 37

Sending DSC calls (Distress), Simple call

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DSC OPERATION 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. DDSimple 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. 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: 7 •• 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. •• The backlight blinks. LLAll 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 3.5 to 4.5 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. 29

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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 3.5 to
4.5 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: ¼ndesignated distress
•
Position information: The latest GP», or manually
input position, that is held for 23.5 hours, or until
you turn OFF the transceiver.