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SL-85ERV4-R / 85ERV4-RL
2-11.6 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. Users 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 up . USB 1.0 / 2.0 drivers are provided in Sup-
port CD for user's installation.
4 USB Ports
PS/2 Mouse
JKB1
(on top)
Fan1
1
PS/2 Keyboard
USB0
(underside)
(on top)
USB1
(2 USB ports))
PW1
+12V Power
Main Power
RJ45
USB port
USB port
JAUD1
Fan2
1
1
JCLK1
1
JCLK2
CD-IN1
1
VIA
VT6103
VIA
VT1617
RT2
ITE
IT8705F
BIOS
USB Pin-headers USB2 and USB3
Use a 4-pin connector to connect USB pin-header to 1 USB port
First USB Port Wiring for 1 Front USB port
USB Header
Pin Assignment
Second USB Port Wiring for another Front USB port
VIA
P4X533
PW2
AGP 8X/4X
IDE2
PCI 1
PCI 2
VIA
PCI 3
ATA1 ATA2
VT8237
1
PCI 4
Li
PCI 5
Battery
JBAT1
1
FDD1
USB2
USB3
Fan3
1
1
1
Red White
D1-
+5V
1
D2-
+5V
White
Red
Chapter 2 Hardware Setup
USB cable for 2 USB ports
10-pin connector of this USB
cable supports 2 USB ports.
Red wire
IDE1
1
NJ1
Green
black
GND
D1+
GND
D2+
Green
black
30
2 USB ports
10-pin
connector
1
10
10
1
10
Use 4-pin connector
to support 1USB port
only.
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