MSI K8MM3 Series

2-11
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