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2-9.2 USB Ports and USB Pin-headers
This series provides four USB ports USB0 to USB3 on board sup-
porting various USB devices. In addition, two USB pin-headers are
added on board to provide expansion of four more optional USB ports
by using two additional USB Cables. User can order the optional USB
cables from your mainboard dealer or vender.
When plugging the USB cable to USB Header, users must make sure
the red wire is connected to Pin 1.
All 8 USB ports are compliant with 1.0 / 2.0 USB Bus. USB 2.0 sup-
ports Windows 98 and above. USB 1.0 / 2.0 drivers are provided in
Support CD for user's installation.
USB ports USB0 to USB3
Mouse
JKB1
(on top)
1
RT1
PS/2 Keyboard
(underside)
Fan1
USB0
(port)
USB1
(port)
Main Power
+12V Power
VIA
KT880
RJ45
(on top)
USB2
(port)
1 1
USB3
(port)
1
JAUD1
VIA
VT6122
or
VT6103
AGP 8X/4X
1
CD-In1
VIA
PCI 1
VT1617
PCI 2
RT2
LPC I/O
PCI 3
IT8705
PCI 4
BIOS
PCI 5
Header USB2
Fan2
WOL1
1
(Optional)
Header USB2 for
USB4/5 ports
USB Header
Pin Assignment
Second USB Port Wiring for Front USB
1
Fan4
IDE2
IDE1
VIA
VT8237
1
1
Fan3
Li
Battery
NJ1
JBAT1
FDD1
Header USB3
1
1
1
Header USB3 for
USB6/7 ports
First USB Port Wiring for Front USB
Red White
D1-
+5V
1
D2-
+5V
White
Red
31
Chapter 2 Hardware Setup
USB Cable (Optional)
Red wire
1
1
Green
black
GND
D1+
10
GND
D2+
Green
black
USB Port
10
10
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