Geeetech

here is a link to the pic´s of the burned input and component:

https://www.dropbox.com/s/k1sol39b21lx9 ... 4.jpg?dl=0

https://www.dropbox.com/s/hw7w532n0924e ... 8.jpg?dl=0

I checked again and noticed that a component on the chip is damaged (see pic).I checked the gt2560 circuit diagram, but couldn´t find anything labeled Q4. Might be a circuit breaker? Any idea´s? Also i don´t know if this component cuaused the overload or the overload caused this thing to fail ...

thanks for your help, I found the source of the problem: one of the power supply cables burned right at the control board power input, but the board itself seems to be fine, just the input is a total mess on the inside. I wonder about what caused this problem, i guess a manufacturing error or a ...

Hi, thanks for this thread, it's been a great help, but my heatbed for the i3 pro b stop working after no problems for the first month. I noticed that the LED light for the heatbed on the control board doesn't turn on anymore. I checked the heatbed itself at the hotend-in and it works fine. The ...