USB motherboard internal connector pinout

motherboard connector

10 pin IDC male connector
at the motheboard (may be varied)

Pin	Signal	Description
1	Vcc	+5V for USB port 1
3	Data0-	for USB port 1
5	Data0+	for USB port 1
7	GND	for USB port 1
9	keyed
2	Vcc	+5V for USB port 2
4	Data1-	for USB port 2
6	Data1+	for USB port 2
8	GND	for USB port 2
10	N/C	for USB port 2

This is a sample pinout from Epox motherboard manual. IT may be DIFFERENT for other motherboards.
Before connecting any external bracket you should check them and replug wires according to your motherboard manual USB pinout (if needed).
If you have no access to the motheboard manual, you can try determine pinout manually by finding GND and +5V manually with multimeter.
USE AT YOU OWN RISK! May be dangerous for your equipment!

Pinouts.ru > Motherboard connectors pinouts > Pinout of USB motherboard internal connector and layout of 10 pin IDC male connector	Document status:	correct
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Last updated at Wed Jul 25 2007. Submit additions or corrections for this document.	Is this document correct or incorrect? What is your opinion?

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