Since the Ender 3 S1 does not come with a Z endstop preinstalled you will need to connect the included Z endstop cable that came with your Ender 3 S1 from the J713 header on the control board to the EZABL control board as shown in the pictures below.
Issue If your Z Endstop is not triggering this could be due to a manufacturer wiring configuration on your Z endstop connector. The EZABL board has been set up based on testing of multiple machines that we have in house. But after sending out many kits it appears that the wiring that manufacturers use are […]