See also:

Displaying overview
1. Select the subdirectory if necessary. 2. Select "Overview". Select "Overview" 3. Press the button. It may take some time until the overview is completely displayed. ...

Programming
Programming 1. Memory buttons 2. LED Fixed-code hand-held transmitters 1. Switch on the ignition, refer to page 61. 2. Initial setup: Press both outer memory buttons 1 for approx. 20 seconds ...

Switching the split screen on and off
1. Press the button. 2. "Split screen" ...