Creality K2 Plus Mainboard Replacement Guide

Replacing the mainboard on your K2 Plus 3D printer can help resolve hardware issues and extend the machine's lifespan. Follow this step-by-step guide to safely remove and install a new mainboard.

Tools You’ll Need H2.0 hexagonal wrench H2.5 hexagonal wrench Cutting pliers Cable ties New mainboard Mainboard Location The mainboard is located in the lower left corner at the back of the printer.

Step-by-Step Instructions 1. Power Off the Machine Turn off the printer and unplug the power cord before beginning any disassembly.

2. Remove the Back Panel Use H2.0 and H2.5 hexagonal wrenches to unscrew the back panel.

Carefully remove the panel to expose the internal wiring and mainboard.

3. Detach the Mainboard Use cutting pliers to remove the cable ties that secure the wires.

Note : Be cautious not to cut any ribbon cables.

Unplug all connected wires from the mainboard.

With a H2.0 hexagonal wrench , remove the four M3 screws that fix the mainboard in place.

Gently lift and remove the damaged or faulty mainboard.

4. Install the New Mainboard Align the new mainboard with the mounting holes and ensure the direction matches the original board.

Use the H2.0 hex wrench to fasten the four M3 screws.

5. Reconnect the Wires Refer to the official mainboard wiring diagram .

Plug each connector into the correct port on the new mainboard.

Important: Miswiring can cause secondary damage to the printer.

Function Test 1. Plug in the power cord and turn on the printer.

2. Touch the screen and test the machine’s key functions:

Heating Axis movement Fan operation 3. Ensure everything works as expected.

4. Power off and unplug the printer after testing.

Final Assembly Tidy up the internal wiring and secure loose cables using new cable ties .

Reinstall the back panel using your H2.0 and H2.5 wrenches to secure all screws.

Video Tutorial For a visual walkthrough, check out our full K2 Plus Mainboard Replacement Video Tutorial.

Creality K2 Plus Mainboard Replacement Guide

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