24
Hardware Installation
2.7.2 PS/2 Mouse and PS/2 Keyboard Ports
The system board is equipped with an
onboard PS/2 mouse (Green) and
PS/2 keyboard (Purple) ports - both
at location J1 of the ATX double deck
ports. The PS/2 mouse port uses
IRQ12. If a mouse is not connected to
this port, the system will reser ve
IRQ12 for other expansion cards.
Warning:
Make sure to turn off your
computer prior to connecting or
disconnecting a mouse or
keyboard. Failure to do so may
damage the system board.
2.7 Ports and Connectors
2.7.1 Serial Ports
The system board is equipped with
onboard serial ports (COM 1: J3 and
COM 2: J5) - both in Teal/Turquoise
color located at the ATX double deck
ports of the board.
These
ports
are
RS-232C
asynchronous communication ports with
16C550A-compatible UARTs that can
be used with modems, serial printers,
remote display terminals, and other
serial devices. You can set the serial
ports I/O address in the Integrated
Peripherals submenu of the BIOS.
