(Redirected) Aurora r4 basic system fan failure

Hi I'am having problems with my aurora r4. system fan failure from time to time when booting up. Alienware thermal Control always shows that system is at 0% but all of the fans are physically working. I will try to post a screen shot of it when i got home. Its is my secong r4 my 1st died after 4 months of owning it my r4 now is the replacement  and my warranty expired last March can anyone help me on this one thanks in advance.

Note: I barely use my r4 busy work schedule