Services ceased at 12:00GMT
Normal pictures again from 11:55GMT
Black to line at 11:54GMT
Grey to line at 11:50GMT
Normal service from 11:26GMT
Unstable at 11:25GMT
Frozen pictures from OB at 11:20GMT
All services established at 10:50GMT
The test period will begin at 11:00GMT/12:00CET
Online clock here