NOTE

You need only to modify the big (MMSI) digits. The small digits (character field position of the MMSI digit) will be generated auto- matically.

2.Use the ↑ ↓ keys to enter the first digit of your MMSI number, then press the MEM key to advance to the second digit. The small digit now

displays the 2nd character position with a big-digit "0" and small-digit "2”. Press the ↑ ↓ keys to set the second MMSI digit and touch the MEM key to store. Repeat the operation until all 9 digits have been entered. After inputting your MMSI, press the MEM key to double-check each digit.

NOTE

If there is an error in the entry procedure, press the 16/9 key to exit. You can also turn off the radio to ensure the MMSI won't be stored.

After you are satisfied with the MMSI number you have entered, hold down the CALL key for 5 seconds to store the number. The ID ANNUCIATOR will stop blinking and the radio reverts to the main screen. Now you are ready to make a DSC call.

Choosing a Channel

Before making a call to another vessel, check the VHF chart in the back of this manual. You'll have to choose a simplex communication channel authorized for the type of communication you desire.

Making a Call

The LVR-850 supports five DSC call types: ALLSHIPS CALL, DIRECTORY CALL, LAST CALL, NEW CALL and DISTRESS CALL. The example below details a NEW CALL. For information on the other call types, see page 13.

To place a DSC call

New Call

1.Select a simplex channel and press the CALL key once. LAST blinks.

2.Use the ↑ ↓ keys to select NEW CALL.

3.Press the CALL key again. You can now enter the MMSI data of the vessel you want to contact.

4.Use the ↑ ↓ keys to enter the MMSI numbers, pressing MEM after each digit. After completing MMSI entry, press the MEM key to verify each number of the MMSI.

5.Press the CALL key and the radio will transmit the request. If there is no ACK after 4 seconds, the radio transmits the call again. The radio will stay in standby mode until an ACK is received, indicated by the flashing ID Annunciator. If an ACK is not received, you can press the

10

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Lowrance electronic LVR-850 manual Choosing a Channel, Making a Call