Geeetech

Hello, i found out, that the fault was at the 12V power supply. Between GND and Vcc it was 12V. But between GND and Earth it was also 12V (or -12V if i rotate 220V plug). So connecting GND of USB with GND of 12V is not good. Using now a other 12V powersupply. The first board looks like working (not ...

Hi, i got a DIY kit and build all and connected the controller GT2560 board and all was working. Printed 1 Peace (; I left the power supply on and next day the display of the controller was not working. Got replacement GT2560 and this was also not working Got third replacement and also not working. ...