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26
7
DSC OPERATION
■
Making a Distress call
A Distress call should be made if, in the opinion of the Master,
that 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
q
While lifting up the key cover, hold down [DISTRESS] for 3
seconds to transmit the Distress call.
• While holding down [DISTRESS], count down beeps sound and
both the key and display backlighting blink.
• DSC channel (Channel 70) is automatically selected and the
Distress call is transmitted.
w
After transmitting the call, the transceiver waits for an ac-
knowledgment call.
• The Distress call is automatically transmitted every 3.5 to 4.5
minutes, until an acknowledgement is received (‘Call repeat’
mode), or DSC Cancel call is made. (p. 29)
• Push [RESEND] to manually transmit the Distress repeat call.
• Push [
Ω
]/[
≈
] then push [INFO] to display the transmitted Dis-
tress call information.
• Push [
Ω
]/[
≈
] then push [PAUSE] to pause the ‘Call repeat’ mode,
push [RESUME] to resume it.
e
After receiving the acknowledgment, push [ALARM OFF]
then reply using the microphone.
➥
A distress alert default contains:
• Nature of distress: Undesignated distress
• Position information: The latest GPS or manually entered posi-
tion is held for 23.5 hours, or until the power
is turned OFF.
Summary of Contents for IC-M423GE
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