Option Description
• Bluetooth
• WLAN
All options are enabled by default.
Lid-Mounted Wireless
Activity LED
This field allows you to control the wireless activity LED mounted on the lid
of the system.
• Always Off
• Led Indicates Wireless Activity (Default Setting)
Table 12. Maintenance
Option Description
Service Tag Displays the Service Tag of your computer.
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.
BIOS Downgrade Allows you to control the flashing of the system firmware to the previous
revisions. This option is enabled by default
• Allow BIOS Downgrade
NOTE: If you disable this option, the flashing of the system firmware to
a previous revision will be blocked.
Table 13. System Logs
Option Description
BIOS Events Displays the BIOS event log and allows you to clear the log.
• Clear Log
Thermal Events Displays the Thermal event log and allows you to clear the log.
• Clear Log
Power Events Displays the Power event log and allows you to clear the log.
• Clear Log
Updating the BIOS
It is recommended to update your BIOS (system setup), on replacing the system board or if an update is
available. For laptops, ensure that your computer battery is fully charged and connected to a power
outlet
1. Re-start the computer.
2. Go to dell.com/support.
3. Enter the Service Tag or Express Service Code and click Submit.
NOTE: To locate the Service Tag, click Where is my Service Tag?
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