First Power-On Instructions and Troubleshooting Guide

Due to compression of the package during international shipping, some device power modules malfunctioned. The repair method is as follows:

1. Open the device casing.
2. Adjust the pin orientation of the power switch to avoid interference with the power module.

3. Reinforce the four pins of the power module using a soldering iron.

4. Repair complete.

5.Video tutorial
https://youtu.be/h8wFJHF6w0Q

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Please send us the question video.