Replacing the batteries
No rechargeable batteries
Do not use rechargeable batteries, as damage may result from the substances in the batteries.

1. Remove the cover. Press on the cover, arrow 1, and push forward, arrow 2.
2. Insert batteries of the same type.
3. Close the cover.
Take the used battery to a recycling center
or to your service center.
See also:
Using contact data
At a glance
Contact data from calendar entries, appointments,
tasks, emails and notes can be stored or
selected*.
Displaying contact or selecting phone
number
1.
"Use contact data&qu ...
Malfunction
A message is displayed.
Adaptive light control is malfunctioning or has
failed. Have the system checked as soon as possible. ...
Adjusting the volume
Turn the volume button while giving an instruction
until the desired volume is set.
▷ The volume remains constant even if the
volume of other audio sources is changed.
▷ The volume i ...
