Geeetech

Hello Mark, thank you for your answers. I think it is not just the LCD. I tried reseting it, unplugged all other stuff, checked the cable, connection, board and COM port in the Arduino IDE etc. (I´m not new to Arduino and electronics so i did normal failure search so far) In the repetier software is...

Sure. Nothing happens.

Dear Geeetech, i bought a Prusa i3 Pro X. I assembled it and it worked fine for one day. Two days later i started it again and the LCD just displays 2 rows of blocks. I then tried to upload new Firmware as recommended in this forum. I used Arduino IDE 1.0.1 and the firmware available in this forum f...