The official manual and documentation for the Makerbase MKS DLC v2.1 can be found on the Makerbase MKS-DLC GitHub repository. Specific technical resources for this version include: Schematic Diagram: MKS DLC V2.1_001 SCH.pdf. Pinout Diagram: MKS DLC V2.1_001 PIN.pdf.
The manual includes a diagram of the jumper caps near the driver sockets. For TMC2209 in UART mode (default), you must place jumpers as shown in Figure 3. Missing these will force the drivers into legacy standalone mode, causing missed steps and audible grinding. makerbase mks dlc v21 manual link
Makerbase MKS DLC V21 Manual: A Comprehensive Guide The official manual and documentation for the Makerbase
Setup Overview: The README.md on GitHub provides a quick summary of features, including support for GRBL firmware and MKS TFT screens. 2. Hardware & Wiring Guide MKS DLC V2.1_001 PIN.pdf - GitHub Missing these will force the drivers into legacy
Dual Y-Axis Support: The board includes dual Y-axis outputs, though note that Y1 and Y2 are reversed on some versions of the board.
Direction: Ensure the "Enable" pin on the driver matches the "EN" pin on the board.