See also:

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, ...

Operating principle
With the ignition at radio readiness or beyond, , the following message is displayed on the Control Display: To hide the message: Press the controller. The main menu is displayed. The message i ...

Supplementary text messages
You can call up more information, e.g., on the cause of a malfunction and on how to respond, via Check Control. In urgent cases, this information will be shown as soon as the corresponding lamp ...