Front Usb Connector: Jusb1 Or Jusb3 - MSI 645 Ultra Manual

Front USB Connector: JUSB1 or JUSB3

The mainboard provides one front Universal Serial Bus connector for
users to connect to USB devices. Users can choose either the JUSB1 or the
JUSB3 depending on their needs. The JUSB3 is compliant with Intel
Panel I/O Connectivity Design Guide.
JUSB1 Pin Definition
Pin Description Pin
1 VCC 2
3 DATA2- 4
5 DATA2+ 6
7 GND 8
9 GND 10
JUSB1
(MSI spec)
1
9
JUSB3
(Intel spec)
1
9
JUSB3 Pin Definition
Description Pin Description
GND 1 VCC
GND 3 DATA2-
DATA3+ 5 DATA2+
DATA3- 7 GND
VCC 9 NC
2-19
Hardware Setup
®
Front
2
10
2
10
Pin Description
2 VCC
4 DATA3-
6 DATA3+
8 GND
10 OC0