02-23-2025, 12:18 AM
1. S3 board MUST work with power supply, can you change to DC12V? can't only work with USB-C cable. the USB not power for the PCB.
2. do you have hold on the S2 button on the photo?
right step is:
1. power off S3 board.
2. hold on S2 button (not release your finger)
3. power on S3 board.
4. release your finger.
5. connect USB-C cable to your computer.
![[Image: S3-schematic.jpg]](https://www.kincony.com/images/S3/S3-schematic.jpg)
2. do you have hold on the S2 button on the photo?
right step is:
1. power off S3 board.
2. hold on S2 button (not release your finger)
3. power on S3 board.
4. release your finger.
5. connect USB-C cable to your computer.