Chapter 4: AMI BIOS

System Temperature: The system temperature will be displayed (in degrees in Celsius and Fahrenheit) as it is detected by the BIOS.

Fan Speed Control Modes

This feature allows the user to decide how the system controls the speeds of the onboard fans. The CPU temperature and the fan speed are correlative. When the CPU on-die temperature increases, the fan speed will also increase, and vice versa. Select Workstation if your system is used as a Workstation. Select Server if your system is used as a Server. Select “Disabled, (Full Speed @12V)” to disable the fan speed control function and allow the onboard fans to constantly run at the full speed (12V). The Options are: Disabled, 4-pin (Server), and 4-pin (Workstation).

Fan1 ~ Fan 6 Reading

This feature displays the fan speed readings from fan interfaces Fan1 through Fan5.

Vcore, 3.3Vcc, 12V, V_DIMM, 5V, -12V, 3.3VSB, and VBAT

XACPI Configuration

Use this feature to configure Advanced Configuration and Power Interface (ACPI) power management settings for your system.

USB Device WakeUp

This feature is used to awaken from Standby mode by a Universal Serial Bus (USB) device (such as, a USB mouse or USB keyboard). The options are Enabled and

Disabled.

PS/2 KB/MS WakeUp

This feature is used to awaken from Standby mode by a PS/2 mouse or PS/2 keyboard. The options are Enabled and Disabled.

ACPI Aware O/S

Enable ACPI support if it is supported by the OS to control ACPI through the Operat- ing System. Otherwise, disable this feature. The options are Yes and No.

Headless Mode

This feature is used to enable system to function without a keyboard, monitor or mouse attached The options are Enabled and Disabled.

ACPI Version Features

The options are ACPI v1.0, ACPI v2.0 and ACPI v3.0. Please refer to ACPI's website for further explanation: http://www.acpi.info/

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SUPER MICRO Computer X8STI-3F, X8STI-F, X8STI-LN4 user manual Xacpi Configuration