Intel LH500 user manual 4 I/O Device Configuration Sub Menu, Irq

3.5.4 I/O Device Configuration Sub Menu

The I/O Device Configuration Sub Menu looks like the following:

	Advanced		PhoenixBIOS Setup Utility
			I/O Device Configuration		Item Specific Help
Serial port A:		[Enabled]			Configure serial port
Base I/O Address:		[3F8]			A using options:
Interrupt:		[IRQ 4]			[Disabled]
Serial port B:		[Enabled]
Base I/O Address:		[2F8]			No configuration
Interrupt:		[IRQ 3]			[Enabled]
Floppy disk controller:		[Enabled]			User configuration
					[Auto]
					BIOS or OS chooses
					configuration
					(OS Controlled)
					Displayed when
					controlled by OS
F1 Help	↑↓ Select Item		-/+ Change Values	F9 Setup Defaults
ESC Exit	←→Select Menu		Enter Select►Sub-Menu	F10 Save and Exit

The following table shows the items that you can customize on the I/O Device Configuration sub-menu page:

Item	Options	Description
Serial port A or Serial port B	Disabled	Configure serial port using
	Enabled	options:
	Auto	[Disabled]: No configuration.
		[Enabled]: User configuration.
		[Auto]: BIOS or OS chooses
		configuration.
		(OS controlled): Displays when
		controlled by OS.
Serial Port	3F8	Set the base I/O address for
Base I/O Address	2F8	serial port.
	3E8
	2E8
Serial Port	IRQ 3	Set the interrupt for serial port.
Interrupt	IRQ 4
Floppy disk controller	Disabled	Configure using options:
	Enabled	[Disabled]: No configuration.
	Auto	[Enabled]: User configuration.
		[Auto]: BIOS or OS chooses
		configuration.

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