Dell Vostro 5490 Service Manual - Page 70

Maintenance, System logs, Updating the BIOS in Windows, Option, Description

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Options VT for Direct I/O Descriptions Enables or disables the Virtual Machine Monitor (VMM) from utilizing the additional hardware capabilities provided by Intel® Virtualization technology for direct I/O. Enable VT for Direct I/O - enabled by default. Maintenance Table 13. Maintenance Options Asset Tag Service Tag BIOS Recovery from Hard Drive Start Data Wipe Allow BIOS Downgrade Descriptions Allows you to create a system asset tag if an asset tag is not already set. This option is not set by default. Displays the Service Tag of your computer. This feature allows the system to recover from a bad BIOS image, as long as the Boot Block portionis intact and functioning. This is enabled by default. • BIOS Auto-recovery: BIOS Auto-recovery automatically recovers BIOS without user action. The default option is disabled. If enabled, BIOS will queue up a data wipe cycle for storage devices connected to the systm board on the next reboot. This is disabled by default. This field controls flashing of the system firmware to a previous revision. This is enabled by default. System logs Option BIOS Events Thermal Events Power Events Description Allows you to view and clear the System Setup (BIOS) POST events. Allows you to view and clear the System Setup (Thermal) events. Allows you to view and clear the System Setup (Power) events. Updating the BIOS in Windows Prerequisites It is recommended to update your BIOS (System Setup), when you replace the system board or if an update is available. About this task NOTE: If BitLocker is enabled, it must be suspended prior to updating the system BIOS, and then re-enabled after the BIOS update is completed. Steps 1. Restart the computer. 2. Go to Dell.com/support. • Enter the Service Tag or Express Service Code and click Submit. • Click Detect Product and follow the instructions on screen. 3. If you are unable to detect or find the Service Tag, click Choose from all products. 70 System setup

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Options
Descriptions
VT for Direct I/O
Enables or disables the Virtual Machine Monitor (VMM) from
utilizing the additional hardware capabilities provided by Intel®
Virtualization technology for direct I/O.
Enable VT for Direct I/O - enabled by default.
Maintenance
Table 13. Maintenance
Options
Descriptions
Asset Tag
Allows you to create a system asset tag if an asset tag is not
already set. This option is not set by default.
Service Tag
Displays the Service Tag of your computer.
BIOS Recovery from Hard Drive
This feature allows the system to recover from a bad BIOS image,
as long as the Boot Block portionis intact and functioning. This is
enabled by default.
•
BIOS Auto-recovery: BIOS Auto-recovery automatically
recovers BIOS without user action. The default option is
disabled.
Start Data Wipe
If enabled, BIOS will queue up a data wipe cycle for storage devices
connected to the systm board on the next reboot. This is disabled
by default.
Allow BIOS Downgrade
This field controls flashing of the system firmware to a previous
revision. This is enabled by default.
System logs
Option
Description
BIOS Events
Allows you to view and clear the System Setup (BIOS) POST events.
Thermal Events
Allows you to view and clear the System Setup (Thermal) events.
Power Events
Allows you to view and clear the System Setup (Power) events.
Updating the BIOS in Windows
Prerequisites
It is recommended to update your BIOS (System Setup), when you replace the system board or if an update is available.
About this task
NOTE:
If BitLocker is enabled, it must be suspended prior to updating the system BIOS, and then re-enabled after the
BIOS update is completed.
Steps
1.
Restart the computer.
2.
Go to
Dell.com/support
.
•
Enter the
Service Tag
or
Express Service Code
and click
Submit
.
•
Click
Detect Product
and follow the instructions on screen.
3.
If you are unable to detect or find the Service Tag, click
Choose from all products
.
70
System setup