4. Return to the Setup Utility program menu and select
Exit
®
Save Changes and Exit
.
Note:
If you do not want to save the settings, select
Discard Changes and Exit
.
Selecting a startup device
If your computer does not start up from a device such as the disc, diskette, or hard disk drive as expected,
use one of the following procedures to select a startup device.
Selecting a temporary startup device
Use this procedure to start up from any start device.
Note:
Not all discs, hard disk drives, and diskettes are bootable.
1. Turn off your computer.
2. Press and hold the F12 key, and then turn on the computer. When the Please select boot device
window displays, release the F12 key.
Note:
If you are using a USB keyboard and the Please select boot device window does not display
using this method, repeatedly press and release the F12 key rather than leaving it pressed when turning
on the computer.
3. Select the desired startup device from the boot device list and press Enter to begin.
Note:
Selecting a startup device from the Please select boot device window does not permanently change
the startup sequence.
Selecting or changing the startup device sequence
To view or permanently change the configured startup device sequence, do the following:
1. Start the Setup Utility program. See “Starting the Setup Utility program” on page 39.
2. Select
Startup
.
3. See the information displayed on the right side of the screen.
4. Select the devices for the Primary Startup Sequence, the Automatic Startup Sequence, and the Error
Startup Sequence.
5. Select
Exit
from the Setup Utility menu and then
Save Changes and Exit
.
If you have changed these settings and want to return to the default settings, select
Load Optimal Settings
from the
Exit
menu.
Advanced settings
On some computer models, the
Advanced
menu includes a setting to enable or disable HyperThreading.
This feature works only with HyperThreading-aware operating systems, such as Windows Vista and
Windows XP. The default setting for HyperThreading is
Enabled
. However, if you select
Set Defaults
and
are using an operating system other than Windows Vista or Windows XP, your computer performance
might be degraded. Therefore, you should always set HyperThreading to
Disabled
unless you are sure
your operating system supports HyperThreading.
Exiting from the Setup Utility program
After you finish viewing or changing settings, press Esc to return to the Setup Utility program menu (you
might have to press Esc several times). If you want to save the new settings, select
Exit
®
Save Changes
and Exit
. Otherwise, your changes will not be saved.
Chapter 6
.
Using the Setup Utility
41
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