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: While forums and community sites are valuable for troubleshooting, always rely on the official resources above for hardware specifications and connection diagrams to avoid potential damage to your board.

Documentation for the Makerbase MKS DLC v2.1 varies slightly depending on whether you have the standard 8-bit version or the 32-bit (DLC32) version. Both are hosted on Makerbase's official GitHub repositories. MKS DLC v2.1 (8-bit / Arduino-based)

If the control software prompts a hard limit alarm immediately upon connecting, verify whether your limit switches are wired as Normally Open (NO) or Normally Closed (NC), and invert the limit pin settings ( $5 ) accordingly.

: Depending on your machine, you might need to update firmware on the MKS DLC V21 or your machine's control board. The manual should provide details on compatible software and firmware versions.

The (distinct from the faster 32-bit DLC32) is based on the ATmega328P chip, utilizing the GRBL motion control system, which is optimized for 3-axis laser and CNC setups. Key Specifications: Microcontroller: ATmega328P (8-bit)

If your CNC machine uses two motors to move the Y-axis gantry, insert a driver into the 'A' slot and use the onboard jumpers to configure it as a clone of the Y-axis. 3. Laser and Spindle Control