Acer 500L manual Operation Mode

The Base Address and IRQ parameters for each port are configurable only if the port is enabled.

Parallel Port

This parameter allows you to enable or disable the parallel port.

Base Address

This function lets you set a logical base address for the parallel port. The options are:

• 3BCh • 378h • 278h

IRQ

This function lets you assign an interrupt for the parallel port. The options are IRQ 5 and 7.

The Base Address and IRQ parameters are configurable only if Parallel Port is enabled.

If you install an add-on card that has a parallel port whose address conflicts with the onboard parallel port, a warning appears on the screen.

Check the parallel port address of the add-on card and change the address to one that does not conflict.

Operation Mode

This item allows you to set the operation mode of the parallel port. The table below lists the different operation modes.

Setting	Function
Standard Parallel Port	Allows normal speed one-way operation
(SPP)

Chapter 3 BIOS Utility 3-17