User Guide

4-22 AcerAltos 19000Pro4 System Guide
Onboard IDE Primary Channel
This parameter lets you enable or disable the primary IDE channel.
When enabled, it allows access to the devices connected to the
primary channel. When disabled, it deactivates the devices.
Onboard PS/2 Mouse (IRQ 12)
This parameter enables or disables the onboard PS/2 mouse. When
enabled, it allows you to use the onboard PS/2 mouse assigned with
IRQ12. When disabled, it deactivates the mouse and makes IRQ12
available for use of other devices.