Fan Speed Control And Hardware Monitoring; Power Management; Software Support - Intel DQ57TM Product Manual

Fan Speed Control and Hardware Monitoring

The features of the hardware monitoring and fan speed control include:
• Intel Quiet System Technology, delivering acoustically-optimized thermal
management
• Thermal sensors in the processor and the Intel PCH, as well as near the CPU
voltage regulators and system memory
• Monitoring of system voltages to detect levels above or below acceptable values
• Thermally monitored closed-loop fan control for all three fans that can adjust fan
speed as needed
• Supports for chassis security feature that detects if the chassis cover has been
removed. The security feature uses a mechanical switch on the chassis that can be
connected to the chassis intrusion header on the Desktop Board.

Power Management

Power management is implemented at several levels, including software support
through the Advanced Configuration and Power Interface (ACPI) and the following
hardware support:
• Power connectors
• Fan headers
• LAN wake capabilities
• Instantly Available PC technology (Suspend to RAM)
• +5 V standby power indicator LED
• Wake from USB
• PCI Power Management Event signal (PME#) wakeup support
• PCI Express WAKE# signal support
• Wake from serial devices
• Wake from PS/2 devices

Software Support

ACPI
ACPI gives the operating system direct control over the power management and Plug
and Play functions of a computer. The use of ACPI with the Desktop Board requires an
operating system that provides full ACPI support.
Desktop Board Features
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