Transmitting Dsc Calls; Transmitting An Individual Call - Icom IC-M504A Instruction Manual

Vhf marine transceiver
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u After receiving the acknowledgment, reply using the micro-
phone.
25W
TAG
Received
DistressACK
<Osaka Bay
<CLR ˘
Beep Off>
A distress alert contains (default);
data is held for 23.5 hours, or until the
power is turned OFF.
The Distress call is repeated every 3.5 to 4.5 minutes, until
an 'acknowledgement' is received. ('Call repeat' mode)
Push [DISTRESS] to transmit a renewed Distress call,
if required.
Push [CLR] to transmit the Cancel Ack call, then cancel
the 'Call repeat' mode.
"??" may blink instead of position and time displays
when the GPS data is invalid, or has not been manually
updated for 4 hours.
INT
CALLING

Transmitting DSC calls

To ensure correct operation of the DSC function, please
make sure you set the squelch correctly. (p. 8)
D Transmitting an individual call
The Individual Call function allows you to transmit a DSC sig-
nal to only a specific ship.
q Enter "Individual Call" in the DSC menu.
DSC Menu
Individual Call
(Push [MENU])
(Rotate [DIAL], then push
w Rotate [DIAL] to select the desired pre-programmed
individual address, or "Manual Input," then push
.
When "Manual Input" is selected, set the 9 digit MMSI ID
code for the individual you wish to call with [DIAL]. (See 'About
Manual Inputting' as described on the next page.)
--DSC Menu--
Select Address
Manual Input
˘John
Paul
NOTE: When a base station is selected in step
channel is automatically specified by the base station, then "In-
dividual Call Ready" will appear. Therefore, skip step
r
and go directly to step
.
6
DSC OPERATION
.)
w
, the voice
e
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