Humminbird VHF255SW Two-Way Radio User Manual


 
65
DSC SETUP: ENTER YOUR USER MMSI
NOTE: You must get an MMSI assigned to you before you can perform this procedure, and
you will ONLY be allowed to perform this operation once. You must enter your user MMSI
before you can use the DSC functions. If there is no User MMSI stored and an attempt is
made to use the DSC function of the radio, the LCD will display the following message:
The Maritime Mobile Service Identity (MMSI) number is the nine-digit number used on
marine radios like your VHF255S that are capable of using Digital Selective Calling
(DSC). This number is used like a telephone number to call other vessels individually and
automatically. For more information on MMSIs, please see the Maritime Mobile
Service Identity (MMSI) section.
T
o obtain an MMSI assignment:
1. Contact BOAT US or SEATOW to obtain a unique MMSI number for
your VHF255S radio. Go to: http://www.boatus.com/mmsi/ or
http://www.seatow.com/boatingsafety/mmsiinfo.htm and follow the
instructions.
2. When you have obtained your unique MMSI number, write it down
IMMEDIATELY in the space provided on the inside front cover of this manual.
NOTE: You should also write down the serial number (found on the left panel of the radio
base station) on the inside front cover of this manual, for future reference.
To enter your assigned MMSI into your radio:
1. Press and hold the DSC/MENU key; the Text area on the LCD will display the
Setup Menu list.
2. Rotate the CH/ENTER knob to select DSC SETUP from the Setup Menu list, and
push the CH/ENTER knob to display the DSC Setup Submenu.
3. Rotate the CH/ENTER knob to select USER MMSI from the DSC Setup Submenu
and push the CH/ENTER knob to display the USER MMSI entry screen.
NOTE: If an existing User MMSI has already been stored, it will be displayed, stop here. You
CANNOT edit the User MMSI once it has been entered and confirmed.
DSC IS NOT
OPERATIONAL
PLEASE ENTER
MMSI