Geeetech

How do I restore original firmware? I've tried using a reformatted SD card with the correct firmware bin file and plugging it into the SD card slot on the outside of the machine, then turning on the machine but it does not flash the firmware from the SD card. I've tried doing a forced install using ...

Hey all, I need major help. I uploaded firmware for the base A30, v1.36, to my A30T, which needs v1.0.2, and now I can't get anything to work. All I get when I power it on is a blank screen and my z-axis constantly moves down even when it reaches the endstops. How do I fix this?!?! I really dont ...