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1.12 Hardware Management Subsystem
The hardware management features enable the board to be compatible with the Wired
for Management (WfM) specification. The board has several hardware management
features, including the following:
• Thermal and voltage monitoring
• Chassis intrusion detection
1.12.1 Hardware Monitoring
The features of the hardware monitoring and fan control include:
• Internal ambient temperature sensor
• Remote thermal diode sensors for direct monitoring of processor temperature and
ambient temperature sensing
• Power supply monitoring of five voltages (+5 V, +12 V, +3.3 VSB, +1.5 V, and
+VCCP) to detect levels above or below acceptable values
• SMBus interface