@Russell41 If it is the sky Hub take a look at the link below, but no lights at all suspect either no power, psu failed or hub failed?
This link below provides information about the coloured lights on the various hubs that can help to see what is going on! If the system is also Full Fibre then the lights on the OR/CF ONT also require to be looked at!
https://www.sky.com/help/articles/hub-lights-explained-start
