I am just now able to work on upgrading my k40 with parts I bought from you a while back. I am having an issue with the GLCD not working. At first I thought it was the board (I dropped the first one I ordered) so I bought another and it is not working either. I am attaching pictures of my setup to see if you can help.
I put tape on the ribbon from 2
With external power supply for z table connected.
When powered on there is a red light in the middle and green lights with a couple flashing
machine:Board: _cohesion 3D