Acer Altos 12000 Series User Manual page 109

PS/2 Mouse Controller
This parameter enables or disables the onboard PS/2 mouse controller. The
default setting is Enabled.
USB Host Controller
This parameter lets you enable or disable the USB controller on board. When
enabled, it activates the USB function of the system.
deactivates the function. The default setting is Disabled.
USB Legacy Mode
This function, when enabled, lets you use a USB keyboard in DOS. Set this to
Disabled to deactivate the USB keyboard function in DOS.
Onboard SCSI Device
This parameter lets you enable or disable the SCSI controller on board. When
enabled, it activates the SCSI function of the system.
deactivates the function. The default setting is Enabled.
Boot from onboard SCSI device
When set to Enabled, the system checks for a bootable SCSI device. If a SCSI
device is present, the system boots from that device; otherwise, it boots from the
drive specified in the System Boot Drive parameter.
When set to Disabled, the system boots from the drive specified in the System
Boot Drive parameter. The default setting is Enabled.
When disabled, it
When disabled, it
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