See also:

Replacing the battery
1. Take the integrated key out of the remote control. 2. Push in the catch with the key, arrow 1. 3. Remove the cover of the battery compartment; see arrow 2. 4. Insert a battery of the same ty ...

Contacts
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Resetting the tone settings
1. "CD/Multimedia", "Radio" or "Settings". 2. "Tone". 3. "Reset" ...