Main Board Id; Main Board S/N; System Bios Version; System Bios Id - Acer AcerAltos 21000 System Manual

4.3.3

Main Board ID

This parameter specifies the system board's identification number.
4.3.4

Main Board S/N

This parameter specifies the system board's serial number.
4.3.5

System BIOS Version

This parameter specifies the version of the BIOS utility.
4.3.6

System BIOS ID

This parameter specifies the identification number of the BIOS utility.
4.3.7

BIOS Release Date

This parameter specifies the official date the BIOS version was
released.
BIOS Utility 4-9