# USB motherboard pinout 3

_Published: 2026-08-17_

[https://www.bestpcbs.com/blog/wp-content/uploads/2026/08/usb-motherboard-pinout-3.jpg](https://www.bestpcbs.com/blog/wp-content/uploads/2026/08/usb-motherboard-pinout-3.jpg)

Connector orientation, cable drawings, and continuity checks should agree before production.