Call

Receive

Transmit

ALL SHIPS

Yes

Yes

Group

Yes

Yes

Position Request

Yes

Yes

Position Reply

Yes

Yes

Position Send

Yes

Yes

Geographic

Yes

No

Distress Relay

Yes

No

Distress Relay Ack

Yes

No

To select the DSC Call menu, rotate PUSH/SELECT to select DSC CALL, then press PUSH/ SELECT to select it.

Using DSC Individual Call

DSC individual call lets you transmit DSC calls to an individual station. You can also receive DSC calls from other stations.

1.Rotate PUSH/SELECT to select INDIVIDUAL, then press PUSH/SELECT to select it. A screen showing the stations saved in the directory appears.

2.Follow one of these steps to select the station where you want to send a DSC call.

a.To select a station by vessel name, rotate PUSH/SELECT until the name of the station you want to talk to is highlighted, then press PUSH/SELECT to select it.

b.To select a station by its user MMSI, rotate PUSH/SELECT until MANUAL is highlighted, then press PUSH/SELECT to select it. A screen appears you can use to enter the user MMSI. After you enter the user MMSI, press PUSH/SELECT. The channel select screen appears.

3.Rotate PUSH/SELECT to select the channel you want to use, then press PUSH/SELECT to select it. A confirmation screen appears.

4.To send a DSC call to the station you selected, rotate PUSH/SELECT to select SEND, then press PUSH/SELECT to select it. DSC appears and the radio transmits the DSC call. Otherwise, to cancel the transmission, rotate PUSH/SELECT to select CANCEL, then press PUSH/SELECT to select it.

5.When you receive an acknowledgement from the station you called and the station is staffed, the radio sounds a tone and the receiving station name or user MMSI, COMPLETED, and the channel number appear.

Otherwise, if you receive an acknowledgement from the station you called and the station is unattended, the radio sounds a tone and the receiving station name or user MMSI, UNATTENDED, and the channel number appear. Press any key to turn off the tone.

6.If you receive a DSC call from another radio, the radio sounds a tone.

a. To reply with an individual acknowledgement, rotate PUSH/SELECT until REPLY is highlighted, then press PUSH/SELECT to select it.

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Using the Radio’s Menus

 

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Uniden UM-525 manual Using DSC Individual Call, ALL Ships