power up the box but not the TV when shift-clicking the power button (skipping HDMI-CEC communitaciton once)
see also
https://github.com/openatv/enigma2/c...bed182870492ae
https://github.com/openatv/enigma2/c...d9c0d00eca44e7
http://www.opena.tv/plugins/11229-openwebif-und-der-spukhafte-fernseher.html#post101551