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The requirements for flash update are as follows:
• The computer must be started over LAN.
• The computer must be engaged in the Preboot eXecution Environment (PXE).
• A network-management program must be installed on the computer of the network administrator.
For instructions on how to update the UEFI BIOS, go to
.
https://support.lenovo.com
BIOS menu
This topic introduces the following BIOS menus of your computer:
• Main menu
• Config menu
• Date/Time menu
• Security menu
• Startup menu
• Restart menu
Note: Depending on the model and operating system, the menu items and the default value might change
without notice.
Main menu
When you enter the ThinkPad Setup program, you first see the Main menu as follows:
Note: The BIOS menu items might change without notice. Depending on the model, the default value might
vary.
• UEFI BIOS Version
• UEFI BIOS Date (Year-Month-Day)
• Embedded Controller Version
• DASH Firmware Version
• Machine Type Model
• System-unit serial number
• System board serial number
• Asset Tag
• CPU Type
• CPU Speed
• Installed Memory
• UUID
• MAC Address (Internal LAN)
• Preinstalled OS License
• UEFI Secure Boot
• OA3 ID
• OA2
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A275 User Guide
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