IMPORTANT: This procedure deletes all memory contents of the telephone including the telephone book, redial list etc.!


1.) Press Menu key

2.) enter *#05#, a 9 appears in the display

3.) type in 83, a 0 appears in brackets

4.) Enter 1

5.) Press OK key (right key below the display)


A globe appears on the display and a bar runs from left to right.


or


IMPORTANT: This procedure will delete all memory contents of the phone including the phone book, redial list etc.!


1.) Pull out the power cable

2.) keys redial, hands-free key and the 6th function key pressed simultaneously

   hold

3.) Reconnect the power cable

4.) A globe appears on the display and a bar runs from left to right

5.) Keep the keys pressed until the bar has run about halfway