What should I do if the Xiaomi Robot Vacuum E5 cannot be charged normally?

If the Xiaomi Robot Vacuum E5 cannot be charged normally, please check the following troubleshooting steps:
1. Please check if there is dust on the charging dock and the charging pins of the main unit. Dust on these components will cause charging abnormalities. Please wipe the device clean before using it;
2. Please check if the charging dock is powered properly, and ensure that both ends of the charging dock adapter are properly plugged in.