Changing the Battery
Replace the battery only with an original or
identical battery and make sure that replace-
ment batteries are inserted with the poles in
the correct position. The battery specification is
included in the FRITZ!Fon PDF manual at
en.avm.de/service.
1. Open the battery compartment at a corner of
the handset.
2. Remove the battery.
3. Insert the new battery with the conductors of
the battery on the conductors in the housing.
4. Close the battery compartment.
18
1
2
3