Aaeon EMB-Q170B, Manual

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3-5
Chapter 3: BIOS setup
3.3.4 USB Configuration
The USB Devices item lists auto-detected values. If no USB device is detected,
the item shows None.
Legacy USB Support [Enabled]
[Enabled] Enables the support for USB devices on legacy operating
systems (OS).
[Disabled] USB devices are only available when running BIOS Setup.
[Auto] Allows the system to detect the presence of USB devices
at startup. If detected, the USB controller legacy mode is
enabled. If no USB device is detected, the legacy USB support
is disabled.
XHCI Hand-off [Enabled]
[Enabled] Enables the support for operating systems without an XHCI hand-off
feature.
[Disabled] Disables the XHCI Hand-off support.
3.3.5 Hardware Monitor
Smart Fan Configuration
The sub-items in this menu configure available fans on the system.
CPU Smart Fan Control [Enabled]
Enables or disables CPU Smart Fan Function. Configuration options: [Enabled]
[Disabled]
Fan Control Mode [SMART FAN IV Mode]
Select fan control mode. Configuration options: [Manual Mode] [Thermal Cruise
Mode] [SMART FAN IV Mode]
The following 9 items appear only when you set Fan Control Mode to [Smart
FAN IV Mode].
Temperature 1~4 [xx]
Input temperature setting. The values range from 0~255.
Fan PWM 1~4 [xx]
Input amount of Fan PWM 4 for Smart Fan IV Mode. The values range from
0~255.
Tolerance of Temperature 1~4 [xx]
Input tolerance of target temperature. The values range from 0~7.