Icom IC-M220 Instruction Manual - Page 27

Sending DSC calls (Distress), Simple call

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7 DIGITAL SELECTIVE CALLING (DSC) ■■ Sending DSC calls (Distress) A Distress call should be sent if, in the opinion of the captain, the ship or a person is in distress and requires immediate assistance. 1 NEVER MAKE A DISTRESS CALL IF YOUR SHIP OR A PERSON IS NOT IN AN 2 EMERGENCY. A DISTRESS CALL SHOULD BE MADE ONLY WHEN IMMEDIATE HELP IS NEEDED. 3 4 DDSimple call 1. Confirm that no Distress call is being received. 5 2. While lifting up the key cover, hold down [DISTRESS] for 3 seconds until you hear 3 short countdown beeps 6 and a long beep sound. ••The backlight blinks. 7 8 9 10 Key cover 11 3. After sending, wait for an Acknowledgment call. 12 ••"Waiting for ACK" is displayed. ••The Distress call is automatically sent every 3.5 to 4.5 13 minutes, until an Acknowledgement is received, or a Distress Cancel call is sent. 14 15 4. When you receive an Acknowledgment, an alarm 16 sounds. Push ALARM OFF to turn OFF the alarm. ••Channel 16 is automatically selected. 17 5. Hold down [PTT], and then explain your situation. 6. After you have finished your conversation, push 18 CANCEL to return to the operating 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. 17

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DIGITAL SELECTIVE CALLING (DSC)
7
■
Sending DSC calls (Distress)
A Distress call should be sent if, in the opinion of the captain, the ship or a person is in
distress and requires immediate assistance.
NEVER MAKE A DISTRESS CALL IF YOUR SHIP 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.
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 Acknowledgement is received, or a
Distress Cancel call is sent.
4.
When you receive an Acknowledgment, an alarm
sounds. Push
ALARM OFF
to turn OFF the alarm.
• Channel 16 is automatically selected.
5.
Hold down [PTT], and then explain your situation.
6.
After you have finished your conversation, push
CANCEL
to return to the operating 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.
Key cover