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7
DIGITAL SELECTIVE CALLING (DSC)
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Sending a Position Request call/Polling Request call*
(* For only the USA version)
You can send a Position Request call or Polling request call to a station, depending on
the presetting.
•
Send a Position Request call when you want to know a specific ship’s current position.
•
Send a Polling Request call when you want to know whether a specific ship is in the
communication area, or not.
Example: Sending a Position Request call
1. Push
.
•The “COMPOSE OTHER” screen is displayed.
L
You can also display the screen by selecting
the “Compose Other” item on the Menu
screen.
2. Select “Type,” and then push [ENT] or [DIAL].
3. Select “Position Request,” and then push
[ENT] or [DIAL].
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When you send a Polling Request call, select “Polling Request.”
•Returns to the previous screen.
4. Select “Address,” and then push [ENT] or
[DIAL].
5. Select a target to send a Position Request
call to, and then push [ENT] or [DIAL].
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You can also select “Manual Input” to
manually enter the target ID.
6. Push
to send the Position Request
call.
•Position Request call is sent, and then “Waiting
for ACK” is displayed.
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If Channel 70 is busy, the transceiver stands
by until the channel becomes clear.
7.
When you receive a Position Reply:
•An alarm sounds.
•The screen on the right is displayed.
8. Push
to turn OFF the alarm.
9. Push
.
•The received information is displayed.
10.
Push [▲] or [▼], or rotate [DIAL] to scroll the screen, and then check the targetʼs
position.
11. Push
, and then
to return to the operating screen.