This usually means a limit switch was triggered. Use the "$X" command to unlock the machine.
The comprehensive user guide for the provides the essential technical blueprint needed to wire, configure, and operate your 3-axis desktop CNC router or laser engraver. Popularly bundled with DIY kits like the CNC 3018, 3018 Plus, 1610, and 4040 series, this control board acts as the central nervous system for your machining hardware.
Connects the board to your computer for sending G-code.
The Annoy Tools CNC board is a fantastic entry point for hobbyists, offering a functional and affordable way to start CNC or laser projects. While you may not find an official manual PDF, the community and the resources in this guide provide all the information you need to succeed.
Connect via a Serial Monitor (115200 baud) and configure these essential parameters: Steps per mm (Calibrates distance). $110, $111, $112: Max rate (mm/min). $32: Laser mode (1 for Laser, 0 for Spindle). ⚠️ Common Troubleshooting
Includes ports for XYZ limit switches , probes, and a dedicated 12V laser port (usually 3-pin). Firmware: Most frequently comes pre-flashed with GRBL 1.1 .
The manual is often required to solve specific "known issues" with these boards:
This is the most referenced section of the PDF. It details the specific header pins for:
A forum user kindly shared their GRBL parameters for an Annoy Tools board, which you can use as a starting guide:
Usually A4988 or DRV8825 drivers that control the X, Y, and Z axes.
Install the (often CH340) on your computer.
2-pin ports separate the constant 12V power from the TTL/PWM control signal.