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Chapter 2
Front USB Connectors: JUSB3/JUSB4
The mainboard provides two USB 2.0 pin headers JUSB3 & JUSB4
(optional USB 2.0 Bracket available). USB 2.0 technology increases data trans-
fer rate up to a maximum throughput of 480Mbps, which is 40 times faster than
USB 1.1, and is ideal for connecting high-speed USB interface peripherals such
as USB HDD, digital cameras, MP3 players, printers, modems and the like.
Both JUSB3 & JUSB4 are compliant with Intel
Design Guide.
®
Front Panel I/O Connectivity
Pin Definition
Pin
Description
Pin
Description
1
VCC
2
VCC
3
USB0-
4
USB1-
5
USB0+
6
USB1+
7
GND
8
GND
9
NC
10
OC0
2-20
1
9
10
2
JUSB3/4
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