Hi all, I have a Momo 11 Speed and it does not boot, when the power button is pressed and held one of 3 things happen, At random it seems , 1 White screen with momo and loading never changes, 2 Black screen but pc recognises something has been switched on nothing else happens, on one occasion I did see 2 drives appear and disappear very quickly when I turned it on, and 3 black screen with the androidon its back and a ! , I hope someone can help. Thanks