See also:

Switching DVD system on/off
Press the button on the CD-/DVD player or under the desired screen. The DVD system switches on automatically when a CD or DVD is inserted. ...

Setting
Pull the switch. The LED lights up. The indicator lamp lights up red. The parking brake is set. Lower lamp: indicator lamp in Canadian models Set the parking brake and further secure ...

General malfunctions
▷ CD/DVD changers and players have been optimized for performance in vehicles. In some instances they may be more sensitive to faulty CDs/DVDs than stationary devices would be. ▷ ...