After receiving my Alienware M17xR4, I experiencend two weeks later a strange behavior. After booting the system the CPU and GPU fan stopped turning. This caused a thermal shutdown as soon as the temperatures rised up to 105°C. Even in idle state, the temperature went from normal approx. 50°C up to 60°-70°C. This was a clear indication, that the fan did not worked anymore. I did loadtests with prime95 to force higher load and temperature.
I documented most of my tests, which could help DELL to solve the issue. The document is in German. nevertheless, you'll figure out the pictures and the