ASROCK FM2A75 PRO04+ - Super Io Configuration

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4.4.5 Super IO Conguration
Serial Port
Use this item to enable or disable the onboard serial port.
Serial Port Address
Use this item to set the address for the onboard serial port.
  Congurationoptions:[3F8h/IRQ4]and[3E8h/IRQ4].
Infrared Port
Use this item to enable or disable the onboard infrared port.
Infrared Port Address
Use this item to set the address for the onboard infrared port.
  Congurationoptions:[2F8h/IRQ3]and[2E8h/IRQ3].