Switching between letters and numbers

Depending on the menu, you can switch between entering letters and numbers:

Switching between upper and lower

    See also:

    Controls
    Controls 1. Press: switch the DVD system on/off Turn: left headphone volume and vehicle volume 2. Eject CD/DVD 3. Beginning of track     Stop     Play ...

    Display
    ▷ Lines, arrow 1: the system is activated. ▷ Arrows, arrow 2: at least one lane marking was detected and warnings can be issued. ...

    All around the headliner
    All around the headliner 1. Emergency Request 2. Glass sunroof, powered 3. Indicator lamp, front passenger airbag 4. Reading lamps 5. Interior lamps ...