Microsoft Xbox 360 Console "mean heating pad light blinks" Questions

...startup. after trying to restart a few times the lights blink red three times e74 or rrod error means that there is an hardware issue. What you need to do is a very simple and cheap repair. look ...

...heating still, hopefully try to find a solution to the problem.... Then one day I turn it on and I have 3 Red Lights, and no error message (code 0020). So i thought I would finally have a look inside ...