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The backplane of the mainboard has the following I/O ports:
PS/2
mouse
PS/2
keyboard
USB
ports
Parallel port (LPT1)
Serial port
COM 1
Serial port
COM 2
Line-in
Game port
Microphone
Line-out
LAN
port
PS/2 Mouse
Use the upper PS/2 port to connect a
PS/2 pointing device.
PS/2 Keyboard
Use the lower PS/2 port to connect a
PS/2 keyboard.
LAN Port
If your mainboard comes with the LAN
option, you can connect an RJ-45 ca-
ble to the LAN port.
USB Ports
Use the USB ports to connect USB
devices.
LPT1
Use LPT1 to connect printers or other
parallel communications devices.
COM1/2
Use the COM ports to connect serial
devices such as mice or fax/modems.
COM1 is identified by the system as
COM1/3. COM2 is identified by the
system as COM2/4.
Game Port
Use the game port to connect a joy-
stick or a MIDI device.
Audio Ports
Use the three audio ports to connect
audio devices. The left side jack is for
a stereo line-out signal. The middle
jack is for a stereo line-in signal. The
right side jack is for a microphone.