Below are possible problems that could occur with the mainboard. Troubleshoot as instructed. 

• Mainboard unresponsive>>
• Mainboard indicator glowing red>>
• Abnormal air assist port on the mainboard>>
• Failure to read USB flash drive files>>
• Mainboard lighting up only when the computer connecting>>
• Mainboard causing the laser power voltage to drop>>

For other problems that may be related to the motherboard, such as panel failures, axis failures, laser failures, etc., please go to the corresponding article to find a solution.

• Control panel anomalies>>
• Machine-Computer connection failures>>
• Laser failure>>
• Rotary axis issues>>
• Abnormal axis movement>>