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

Models: UM-525

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b. If the radio is in its standby mode, the radio automatically sends an individual acknowledgement. Depending on the calling radio’s capabilities, your radio's station name or user MMSI, category code, INDIVIDUAL, and the channel number might appear on the display of the calling radio.

Notes:

The radio automatically sets itself to high power when it sends a DSC call.

If a DSC call includes channel information and the automatic channel switch feature is turned on, the radio automatically changes the channel.

Using DSC Group Call

DSC group call lets you transmit a DSC call to a group of stations with the same group MMSI. You can also receive DSC group calls from other stations.

Note: You must set a group MMSI before you can use DSC group call. See “Setting Up a Group MMSI” on Page 38 for more information.

1.Rotate PUSH/SELECT to select GROUP, then press PUSH/SELECT to select it.

2.Repeat Steps 3-4 under “Using DSC Individual Call” on Page 26 to send a DSC group call.

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

Using DSC ALL SHIPS Call

DSC ALL SHIPS call lets you transmit DSC Calls to all ships. You can also receive DSC ALL SHIPS calls from other stations. DSC ALL SHIPS calls consist of URGENCY and SAFETY calls.

Note: The radio automatically sets itself to high power when it sends a DSC ALL SHIPS call.

1.Rotate PUSH/SELECT to select ALL SHIPS, then press PUSH/SELECT to select it.

2.To select the type of DSC ALL SHIPS call you want to send, rotate PUSH/SELECT until URGENCY or SAFETY is highlighted, then press PUSH/SELECT to select it.

To send the DSC ALL SHIPS call you selected, rotate PUSH/SELECT to select SEND, then press PUSH/SELECT to select it.

After the radio sends the DSC ALL SHIPS call, it automatically tunes to emergency Channel 16.

Otherwise, to cancel the transmission, rotate PUSH/SELECT to select CANCEL, then press PUSH/SELECT to select it.

If the radio receives an ALL SHIPS call, you see a screen similar to the following, and the radio sounds a tone. Both radios tune to Channel 16 for transmissions and replies.

ALL SHIPS

123456789 16 06/20 11:00P

URGENCY

Using the Radio’s Menus

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