User manual

AIMB-554 User Manual 22
serial devices, such as a mouse or a printer, or to a communications net-
work.
The IRQ and address ranges for both ports are fixed. However, if you
want to disable the port or change these parameters later, you can do this
in the system BIOS setup.
Different devices implement the RS-232/422/485 standards in different
ways. If you are having problems with a serial device, be sure to check
the pin assignments for the connector.
2.8 PS/2 Keyboard and Mouse Connector (CN11)
Two 6-pin mini-DIN connectors (CN11) on the motherboard provide
connection to a PS/2 keyboard and a PS/2 mouse, respectively.