ECS Durathon 2 User Manual page 22

2. FUSB2: 5-pin Front Panel USB 2.0 Header
The motherboard has one 5-pin USB 2.0 header supporting one USB 2.0 port.
Please make sure that the USB cable has the same pin assignment as
indicated above. A different pin assignment may cause damage or system
hang-up.
3. USB3F: Front Panel USB 3.0 Header
This Motherboard implements one USB 3.0 header supporting 2 extra front USB 3.0
ports, which delivers 5Gb/s transfer rate.
Please make sure that the USB cable has the same pin assignment as
indicated above. A different pin assignment may cause damage or system
hang-up.
B350AM4-M USER MANUAL
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