The printer doesn't know how to print on its own; it needs a "Slicer" program to translate 3D models into commands. The Astron 2L mimics the geometry of the Creality Ender 3 S1.
Recommended Slicer Settings:
The most searched section of any MKS Astron 2L manual is the pinout diagram. Incorrect wiring can damage the controller or gauge. mks astron 2l manual
Where to find the official PDF:
Warning: Avoid generic document aggregators that require payment. MKS provides most legacy manuals free of charge via request. The printer doesn't know how to print on