See also:

Switching between cases, letters and numbers
Depending on the menu, you can switch between entering upper and lower case, letters and numbers: Without navigation system Select the symbol. ...

Loss of the remote controls
Lost remote controls can be blocked by your service center. ...

Having possible commands read aloud
You can have the available commands read out loud for you: ›Voice commands‹ For example, if the "Settings" menu is displayed, the commands for the settings are read out loud. ...