Marlin settings: Marlin settings (take Marlin V1.1.X as example) 3pin cable connects to D11, 2pin cable connects to Zmin. (1)Set leveling pin, which can’t use the same pin as endstop. Generally, on Delta machines, we use Zmin pin for BLtouch, Zmax pin for endstop .On l3 machines, we use Zmin pin as BLtouch, Zmax pin … Continue reading 3D Touch Auto Leveling Sensor Marlin Setting