Locking the doors and windows

See also:

New contact
1. "Contacts" 2. "New contact" New contact 3. The entry fields are still filled with the previous entries: "Delete input fields" 4. Fill in the entry fields: sele ...

Settings and information
Operating principle 1.  Button for: > Selecting display > Setting values 2.  Button for: > Confirming selected display or set values > Calling up computer information 3. ...

Radio
When the same radio source is selected in the front and rear (e.g., FM/AM), the same radio station is played. Operation is the same as for the front radio. ...