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16
6
DSC OPERATION
■ Distress call
A distress call should be transmitted if, in the opinion of the
Master, the ship or a person is in distress and requires imme-
diate assistance.
NEVER USE THE DISTRESS CALL WHEN
YOUR SHIP IS NOT IN AN EMERGENCY. A
DISTRESS CALL CAN BE USED ONLY WHEN
IMMEDIATE HELP IS NEEDED.
q Confirm any distress call is not being received.
w While lifting up the switch cover, push the [DISTRESS]
switch for 5 sec. to transmit the distress call.
•An emergency channel (Ch 70) is automatically selected and the
distress call is transmitted.
•If no GPS is connected, input your position and UTC time, if pos-
sible.
e After transmitting the call, the transceiver waits for an ac-
knowledgment call on Ch70.
•The distress call is automatically transmitted every 3.5 to 4.5
minutes.
r When receiving the acknowledgment, reply to the con-
nected station via the microphone.
➥Distress alert contains (default);
•Kinds of distress: Undesignated distress
•Position data : GPS or manual input position data held for
23.5 hrs. or until the power is turned OFF.
➥The distress call is repeated every 3.5–4.5 min., until re-
ceiving an ‘acknowledgement.’
➥Push [DISTRESS] to transmit a renewed distress call, if
desired.
➥Push [16•9] to cancel the ‘Call repeat’ mode.
➥‘??’ may blink instead of position and time indications,
when the GPS data is invalid, or 4 hours after the time
data is input manually.
<TokyoCG
DistressACK
Received
Distress
Completed
WaitforACK
DistressTX
LAT:35°23'N
LON:135°35'E
GPSUTC12:34