[Sonic Mini 8K] Checking the Mainboard Version

The Sonic Mini 8K is equipped with two distinct mainboard versions, each accompanied by its corresponding firmware. This guide is designed to aid you in identifying the mainboard version of your printer.

Before proceeding to check the mainboard, kindly follow the instructions outlined below to open the bottom case of the printer:

1. Turn off the power and unplug the power cord.
2. Remove the UV cover, building plate, and resin vat.
3. Carefully lay down your printer.
4. Use a size 3 Allen wrench to remove the 4 screws and open the bottom case.
   

Upon successfully opening the bottom case, locate the mainboard in the left-down corner. Please refer to the information provided below to identify the mainboard version accurately.

• New Mainboard:

• Old Mainboard: