Uniden UM-525 - Manual (Page 28)

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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 send the DSC call.
After the radio sends the DSC ALL SHIPS call, it automatically tunes to emergency Channel 16.
If the radio receives an ALL SHIPS call, the radio sounds a tone. Both radios tune to Channel 16
for transmissions and replies.
Using DSC Position Request Call
DSC position request call lets you request the position of another vessel, then saves that
position information. The radio automatically sets itself to high power when it sends a DSC position
request call.
1. Rotate PUSH/SELECT to select POS REQUEST , then press PUSH/SELECT to select it.
A screen showing the stations saved in the radio's directory appears.
2. Follow one of these steps to select the station where you want to send a position request
call.
a. To select a station by vessel name, rotate PUSH/SELECT until the name of the
station is highlighted, then press PUSH/SELECT to select the station.
b. To select a station manually, rotate PUSH/SELECT until
MANUAL is highlighted, then
press PUSH/SELECT to select the station. A screen appears you can use to enter the user
MMSI. After you enter the user MMSI, press PUSH/SELECT. A screen appears where you
can confirm or cancel sending a position request.
3. In MANUAL mode only, to send the position request call you selected, rotate PUSH/
SELECT to select SEND , then press PUSH/SELECT to select that operation. The radio
transmits the position request call.
Otherwise, to cancel the transmission, rotate PUSH/SELECT to select
CANCEL , then press
PUSH/SELECT to enable cancel.
4. To reply to a position request call, rotate PUSH/SELECT to select REPLY , then press
PUSH/SELECT to select the action. The radio transmits the position request call.
Otherwise, to set the radio so it does not reply to the position request call, rotate PUSH/
SELECT to select
CANCEL , then press PUSH/SELECT to select cancel.
Using Position Send Call
DSC position send call lets you send your position to another vessel. The radio automatically
sets itself to high power when it sends a DSC position send call.
1. Rotate PUSH/SELECT to select POS.SEND , then press PUSH/SELECT to
select the action.
2. Follow one of these steps to select the station where you want to send your position.
a. To select a station by vessel name, rotate PUSH/SELECT until the name of the station is
highlighted, then press PUSH/SELECT to select it.
b. To select a station manually, rotate PUSH/SELECT until MANUAL is highlighted, then
press PUSH/SELECT to select it.
The Radio Menu Options