DA610


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


1.) Lift the handset

2.) Press memory key

3.) Enter 1 250

4.) Press memory key

5.) Hang up the handset




DA 710 & DA810A


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


1.) Lift the handset

2.) Press the menu key

3.) Enter 1 250

4.) Confirm with OK

5.) Hang up the handset