ASROCK A75 Extreme6 - Super IO Configuration

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3.4.5 Super IO Configuration
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: [3F8 / IRQ4] and [3E8 / 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: [2F8 / IRQ3] and [2E8 / IRQ3].