2010 MDX: problem after update 2013 green DVD?

I have inserted green dvd and updated (update bar completed) then it restarted automatically. From there problem started. it is keep on starting initial screen, confirmation message (Driver 1 loaded) and blank screen then system shutdown. then its starts again initial screen, confirmation message (Driver 1 loaded), blank screen then system shutdown. Its keeps on happening.

I am scared something went wrong? How to rest back? Suggestions please.