[Sonic Mega 8K] Replacing the Mainboard

The mainboard is like the brain of your 3D printer.The mainboard governs the operation of various components, including the LCD, LED, motor, fans, and other parts, determining how they function. This article will guide you through the process of replacing the mainboard.

Over time, the mainboard may become faulty due to a variety of reasons, such as power surges, physical damage, or wear and tear. If your printer's mainboard is not working properly, you may need to replace it.

In this article, we'll walk you through the steps to replace the mainboard in Sonic Mega 8K. By following these instructions carefully, you can get your printer up and running again in no time.

1. Turn off the printer and unplug the power cable
2. Remove the front case

3. Disconnect all cables/ connectors (see below pic from Cable 1 to Cable 10) that are linked to the mainboard

4. Loosen the four screws located at the corners of the mainboard
5. Remove the old mainboard
6. Install the new mainboard and secure it in place.
7. Reattach all the cables and connectors on the mainboard
8. Install the front case
9. Done