Chapter 2
18
Optional COM2 Header (COM2)
Use the optional serial port cable enclosed with
your mainboard. Plug into the header and attached
the other end with the bracket to the system case
back panel.
PS/2 Mouse and Keyboard Ports (PT1)
If a PS/2 mouse is used, BIOS will automatically
detect and assign IRQ12 to the PS/2 mouse.
Alert On LAN Connector (CN10)
Alert On LAN enabled LAN controller to report
messages to a network management console
without the aid of the system processor. This is
crucial in cases where the processor is
malfuntioning or cannot function due to being in
a low power state. In order to use this function,
the connector must be connected to a LAN card
that support AOL feature.
Pin
Definition
1
Data
2
No Connection
3
Ground
4
+ 5V (fused)
5
Clock
6
No Connection
