computer restarting

[whatfor]

When I try to shut down my computer it goes through the motions of logging off, saving setting and the shut down screen appears and shuts down then fires up straight away again and I have to manually shut it down. Any help with this appreciated

 

[marsmimar]

This previous Forum thread may help:

http://www.sevenforums.com/general-discussion/88070-computer-restarts-shutdown.html

Or this Microsoft forum thread:

Windows 7 computer restarts automatically after shutdown - Microsoft Community