Serial Port 1; Serial Port 2; Parallel Port; Pointing Device - Acer Altos 21000 Series User Manual

4.2.11 Serial Port 1

This parameter indicates the serial port 1 address and IRQ setting. The default
setting is 3F8h, IRQ 4.

4.2.12 Serial Port 2

This parameter indicates the serial port 2 address and IRQ setting. The default
setting is 2F8h, IRQ3.

4.2.13 Parallel Port

This parameter indicates the parallel port address and IRQ setting. The default
setting is 378h, IRQ 7.

4.2.14 Pointing Device

The BIOS utility automatically detects if there is a mouse connected to the system.
If there is, this parameter displays the Installed setting. Otherwise, this is set to
None. The default setting is Installed.

4.2.15 Memory Parity Mode

This parameter indicates the setting of the memory parity mode. It may be set to
Enabled or Disabled. The default setting is ECC.

4.2.16 Onboard USB

This parameter specifies whether the onboard USB controller is enabled or not.
The default setting is Disabled.
Chapter 4 - BIOS Utility 4-7