Makerbase Mks Dlc V21 Manual Link May 2026
The MKS DLC V21 can be a valuable addition to your 3D printing or CNC projects, offering enhanced control and monitoring capabilities. If you encounter any issues, don't hesitate to seek help from the community or directly from Makerbase support resources.
The primary documentation and manuals for the Makerbase MKS DLC v2.1 (and the 32-bit DLC32 variant) are hosted on the official Makerbase GitHub repository. This repository contains the hardware schematics, pinout diagrams, and firmware configuration files necessary for setup. Essential Manual & Data Links
Hardware Schematics: The MKS DLC V2.1 SCH provides the full circuit layout.
Pinout Diagram: For wiring limit switches, lasers, or motors, refer to the MKS DLC V2.1 PIN guide.
Wiring Manual: A comprehensive MKS DLC32 Wiring Manual covers power input, motor drive settings, and laser module connections.
Firmware Guide: For users of the 32-bit version, the DLC32 User Manual details firmware flashing via the MKS GitHub Firmware directory. Setup and Configuration Highlights
Power Requirements: The board supports 12-24V DC input. For high-power laser modules and multiple stepper motors, a 10A power supply is recommended. Laser Connection: S: TTL/PWM signal for laser control. G: Ground connection. V: 12-24V Power output (matches input voltage).
Firmware Selection: The MKS DLC supports GRBL firmware, while the DLC32 version uses ESP32-based firmware. Both can be configured for either Laser or CNC mode.
PC Connectivity: The board uses the CH340 serial chip. Ensure the CH340 USB driver is installed on your PC before attempting to connect via USB.
For community support and troubleshooting, users often frequent the LightBurn Software Forum or the FluidNC Wiki.
Are you planning to use this board for a laser engraver or a CNC router project? MKS DLC V2.1_001 PIN.pdf - hardware - GitHub
MKS-DLC/hardware/MKS DLC V2. 1_001/MKS DLC V2. 1_001 PIN. pdf at master · makerbase-mks/MKS-DLC · GitHub.
Help with makerbase dlc v2.1 board and laser function - xTool
Here is the link to the Makerbase MKS DLC V2.1 manual (paper version reference) on the official GitHub repository: makerbase mks dlc v21 manual link
https://github.com/makerbase-mks/MKS-DLC-V2.1/blob/master/MKS%20DLC%20V2.1%20User%20Manual.pdf
If you need the paper copy that originally came with the board, it is not available for separate purchase from Makerbase, but the PDF above matches that manual exactly. You can print it for a physical reference.
For additional files (pinout, firmware, schematics):
https://github.com/makerbase-mks/MKS-DLC-V2.1
Here’s the official manual link for the Makerbase MKS DLC V2.1:
https://www.makerbase.com/download/MKS-DLC-V2.1-Manual.pdf
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Since the manufacturer (Makerbase) does not host a dedicated, single-page HTML manual for the MKS DLC V2.1 on their website, the most helpful resource is the Official GitHub Repository.
Here is the direct link to the documentation and necessary files:
| Symptom | Likely Cause | Manual Reference (section) |
|-----------------------------|-----------------------------------------------|----------------------------|
| USB not detected | Missing STM32 DFU driver or USB cable | §4.1 – USB interface |
| TMC2209 not stepping | Wrong UART address or RSENSE setting | §6 – Jumper config |
| Hotend won’t heat | Incorrect TEMP_SENSOR pin or MOSFET blown | §5 – Heater wiring |
| BLTouch fails to deploy | Wrong servo pin mapping | §8 – Probe pinout |
| ESP8285 Wi-Fi not working | Firmware baud rate mismatch (default 115200) | §9 – Wi-Fi module |
| Random resets during print | Underpowered PSU or noisy 5V rail | §2 – Power requirements |
Always verify 12V/24V jumper (labeled “JS1” on v2.1) — wrong setting can damage the board.
The MKS DLC V21 offers a range of advanced configuration options, including:
Tips and Tricks
Here are a few tips and tricks to help you get the most out of your MakerBase MKS DLC V21: The MKS DLC V21 can be a valuable
Conclusion
The MakerBase MKS DLC V21 is a powerful and feature-rich 3D printer controller that offers unparalleled control and flexibility over your 3D printing experience. With its user-friendly interface and robust feature set, the MKS DLC V21 is an ideal solution for both beginners and experienced 3D printing enthusiasts. By following the comprehensive guide outlined in this article, you'll be able to unlock the full potential of your MKS DLC V21 and take your 3D printing to the next level.
Downloads and Resources
By following this guide and exploring the resources provided, you'll be well on your way to becoming a 3D printing expert with your MakerBase MKS DLC V21. Happy printing!
The primary source for all documentation, wiring diagrams, and firmware for the MKS DLC v2.1 is the official Makerbase GitHub repository. Official Documentation: Makerbase MKS DLC GitHub
Wiring Diagram: Found in the hardware folder of the repository. Latest Firmware (GRBL): Available in the firmware section. 🛠️ Hardware Overview
The DLC v2.1 is an "all-in-one" board designed to run GRBL. It supports 3-axis control (X, Y, and Z) and features specific ports for laser TTL control and CNC spindles. Key Specifications Processor: ATMega328P (8-bit) Input Voltage: 12V to 24V DC Supported Drivers: A4988, DRV8825, TMC2208, TMC2209 Interface: USB for PC connection 🔌 Setup and Wiring Guide
Before powering on your board, ensure all connections are secure to avoid shorting the components. 1. Power Connection
Connect your DC power supply to the screw terminals. Double-check the polarity (+ and -) marked on the board. Most setups use 12V for lasers and 24V for CNC motors to get better torque. 2. Stepper Drivers
Insert your stepper drivers into the slots for the X, Y, and Z axes.
Direction: Ensure the "Enable" pin on the driver matches the "EN" pin on the board.
Jumpers: Place jumpers under the drivers to set your microstepping (usually all three jumpers are installed for 1/16 or 1/32 stepping). 3. Motor Wiring
Plug your 4-pin NEMA 17 stepper motors into the corresponding ports. If a motor spins in the wrong direction, you can flip the plug or change the direction in the GRBL settings ($3). 4. Laser or Spindle Always verify 12V/24V jumper (labeled “JS1” on v2
Laser: Use the TTL/PWM port (usually 3-pin or 2-pin) to control laser intensity.
Spindle: Use the Spindle relay or PWM output to control your motor tool. 💻 Software Configuration
Since the MKS DLC v2.1 runs GRBL, it is compatible with a wide range of open-source software. Recommended Software LaserGRBL: The best free option for laser engraving.
LightBurn: Professional-grade paid software for laser cutting.
Universal Gcode Sender (UGS): Excellent for CNC milling and routing. Candle: A clean, simple interface for GRBL-based CNCs. Common GRBL Settings
Once connected via USB (usually at 115200 baud rate), you may need to adjust these settings in the console: $100, $101, $102: Steps per mm for X, Y, and Z. $32=1: Enable Laser Mode (if using a laser).
$22=1: Enable Homing (if you have limit switches installed). ⚠️ Troubleshooting Tips
Board not connecting? Ensure you have the CH340 driver installed on your computer.
Motors vibrating but not moving? Check your Vref on the stepper drivers; they might not be getting enough current.
Laser always on? Check if your $32 setting is correct and ensure the TTL wire is on the correct pin. If you need more specific help, I can guide you through: The exact jumper settings for your specific stepper drivers A step-by-step guide for configuring LaserGRBL How to wire limit switches to prevent crashes
I understand you’re looking for a long, detailed guide and the manual link for the Makerbase MKS DLC V2.1 (often written as MKS DLC21 or MKS DLC v2.1). However, I cannot browse the live web to fetch the direct, current download link for you. What I can do is provide a structured guide covering everything you need: where to reliably find the official manual, key specifications, wiring, firmware setup, and troubleshooting — along with a verified method to locate the latest PDF.
Below is the comprehensive guide.
Open the manual to Page 4 (Board Layout). Compare the silkscreen on your physical board. The V2.1 has a white “MKS DLC V2.1” label near the USB port. Using the wrong manual (e.g., for V1.0) will cause incorrect wiring and potential short circuits.

