Magellan ROADMATE 860T - Manual (Page 75)

Chapter 8: Navigation Options
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Select Code .
Use the keypad to enter the unlock code. When you have finished, select OK .
Select Unlock .
The database is unlocked. Select OK.
Select Europe and then select Switch .
Select Yes . After the unit has powered down, turn the unit back on and the new map will begin
loading. When it has finished, you will have access to the European maps.