Mosfet problem

[zhangxueyou]

It looks terrible, please contact the customer service.

[Pgioy]

hello sorry if I send the message to you, but it's more than two weeks since I sent the e-mail where I have indicated, but even today I have not received any reply, you can help you. also because with the printer are stopped. thanks a lot

[johnz]

My just did the same thing...did you ever find out what was wrong???!!

[Mark]

hello, what's the problem with your board? see what I can do.

[johnz]

The Heat bed stopped working and then I looked at the board and this is what it looks like and the heat bed reading in pic 2.

[Mark]

seems your hotbed resistance is ok, how about check this link here:
http://www.geeetech.com/forum/viewtopic ... 13&t=17117

[johnz]

No the MOSFET is fried...Not working...check everything ...everything works except the hot bed!!! Just bought this in May 13, 2015 ....Cant believe it just fried like that,,,Damn!!

[Mark]

then you can replace the mosfet yourself or contact the sales directly to replace it.