Foxconn 915A01-P-8EKRS2 - Manual (Page 70)

Chapter 3 BIOS Description
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915A01 Series User Manual
System Fan Speed
The current speed of the system fan will be automatically detected by the
system.
Smart Fan Controller(Default: Enabled)
This option is used to enable or disable smart fan function. The setting values
are Disabled and Enabled.
Case Open Warning (Default: Disabled)
This option is used to enable or disable case open warning function. The
setting values are Disabled and Enabled.