The emergency stop tests of the administrative area on the Meyrin site are planned on Friday 4 January 2019 from 7:00 am to 9:00 pm.
Frequent power cuts will occur on this area. The EN-EL group recommends that you turn off all your critical equipment and computer equipment.
For more information please refer to the "note de coupure": https://edms.cern.ch/ui/file/2059764/1/ ENNC_EL_2018_197_AUG_ZA.pdf
See the map of the Meyrin site showing buildings affected by these power cuts: https://edms.cern.ch/ui/file/2059764/1/ ENNC_EL_2018_197_AUG_ZA_PLAN.pdf