If you have a Lisa dashboard with 4 buttons and 6 led's, hold down the 2 right hand buttons and switch on the contact untill you get in the service menu.
You may need a service key, thats the grey key instead of the red key.
The grey key has 3 positions, the red only on/of.
This is ONLY to be used to report flooding, spam, advertising and problematic (harassing, abusive or crude) posts.