Xbox 360 Red Ring of Death
If someone does have this Xbox 360 red ring of death, it is ordinarily caused by failure of internal hardware components. On the other hand, prior to leaping to this particular conclusion, thoroughly check the units source of power. From time to time, the power cord might not be fully injected or it might be flawed. By turning off the unit and unplugging all components, waiting for a few minutes or so and then reconnecting everything else and also switching the Xbox back on could fix the problem. If this is not If not, one must consider that internal failure has occurred.
In case your Xbox still is within warranty, send it back to get it preset. If not, you may be able to repair this xbox 360 problem yourself. Get more info here.