Acer 3300S - Manual (Page 88)

Chapter 5 82
Front USB Connector: JUSB1 or JUSB2
The mainboard provides one front Universal Serial Bus connector for
users to connect to USB devices. Users can choose either the JUSB1 or the
JUSB2 depending on their needs. The JUSB1 is compliant with Intel
® Front
Panel I/O Connectivity Design Guide.
Pin Description Pin Description
1 VCC 2 VCC
3 USB0- 4 USB1-
5 USB0+ 6 USB1+
7 GND 8 GND
9 NC 10 OC0
JUSB1 Pin Definition
Pin Description Pin Description
1 VCC 2 GND
3 USB0- 4 GND
5 USB0+ 6 USB1+
7 GND 8 USB1-
9 GND 10 VCC
JUSB2 Pin Definition
10
2
9
1
JUSB1
(Intel spec)
10
2
9
1
JUSB2