Rj-45 lan jack, Usb ports – MSI MS-7181 User Manual
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Hardware Setup
RJ-45 LAN Jack
The mainboard provides one standard RJ-45 jack for connection to Local Area Net-
work (LAN). You can connect a network cable to the LAN jack.
RJ-45 LAN Jack
Link Indicator
8 1
Activity Indicator
USB Ports
The mainboard provides a UHCI (Universal Host Controller Interface) Universal Serial
Bus root for attaching USB devices such as keyboard, mouse or other USB-compat-
ible devices. You can plug USB devices directly into the ports.
Pin Definition
USB Ports
1 2 3 4
5 6 7 8
PIN
SIGNAL
DESCRIPTION
1
VCC
+5V
2
-Data 0
Negative Data Channel 0
3
+Data 0
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
10/100 LAN 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