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The following is a list of the major functions of the BMC:
• System power control, including providing Sleep/Wake push-button interfaces for ACPI
• Platform Event Paging / Platform Event Filtering
• Power distribution board monitoring
• Temperature and voltage monitoring
• Fan failure monitoring
• Processor presence monitoring (no processors installed)
• Interlock monitoring
• Speaker beep capability on standby and when system is powered up
• Intel Itanium 2 processor SEEPROM interface (for processor information ROM and scratch
EEPROM access)
• Processor temperature monitoring
• Processor core ratio speed setting
• Chassis general fault light control
• Chassis cooling failure light control
• Chassis power fault light control
• Chassis power light control
• Chassis ID LEDs control
• System Event Log interface
• Sensor Data Record repository interface
• SDR/SEL timestamp clock
• Board set FRU information interface
• Fault resilient booting
• System management watchdog timer
• Front panel system diagnostic-interrupt handling
• Platform Management Interruption / System Diagnostic Interrupt status monitor
• Event receiver
• System interface to the IPMB (via system interface ports)
• IPMI Management Controller Initialization Agent
• Emergency Management Port interface
• Serial/modem and LAN alerting
The firmware for the BMC is field-upgradeable using the Firmware Update utility. For information
on the Firmware Update Utility, see Running the Firmware Update Utility.
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