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Chapter 2
USB Connectors
The mainboard provides a UHCI (Universal Host Controller Interface) Univer-
sal Serial Bus root for attaching USB devices such as keyboard, mouse or other
USB-compatible devices. You can plug the USB device directly into ths
connector.
1 2 3 4
5 6 7 8
USB Ports
LAN Jacks (RJ-45)
The mainboard provides two standard RJ-45 jacks for connection to Local
Area Network (LAN): LAN 1 and LAN 2. You can connect network cable(s) to
the LAN jack(s).
LAN RJ-45 Jack
USB Port Description
PIN
SIGNAL
DESCRIPTION
1
VCC
+5V
2
-Data 0
Negative Data Channel 0
3
+Data0
Positive Data Channel 0
4
GND
Ground
5
VCC
+5V
6
-Data 1
Negative Data Channel 1
7
+Data 1
Positive Data Channel 1
8
GND
Ground
Pin Definition
PIN
SIGNAL
DESCRIPTION
1
TDP
Transmit Differential Pair
2
TDN
Transmit Differential Pair
3
RDP
Receive Differential Pair
4
NC
Not Used
5
NC
Not Used
6
RDN
Receive Differential Pair
7
NC
Not Used
8
NC
Not Used
2-10
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