PSU v PSU

3D Printers

Feb 26, '16

Stuff designed to run from a 24v supply, will not work if you connect a 12v supply instead. You need 24v

Wanhao D4S USB port not working - and temperature problems

3D Printers

Oct 5, '15

Hi, Perhaps… I had an identical (USB) problem, in that printer/USB/PC worked fine, then nothing. Like you, I swapped cables, checked PC ports, in the end (after sticking a scope onto the USB lines from the printer), I discovered it was the printer. The problem, the small RS232 to USB IC on the mai…