The Default Alarm (default setting) is enabled when the Tctl value = 70, and is disabled when the Tctl value drops from 70 to 67.
When COA (either Early or Default Alarm) is enabled, the following actions are required to be executed:
•System overheating LED is required to be ON and to solid red.
•Onboard buzzer or speaker is required to be ON and to be a continuous sound.
•All system fans are required to be operated at full speed.
•System monitoring software (such as Super Doctor and IPMI if available) is required to report and record CPU overheating events in the event logs.
When COA (either Early or Default Alarm) is disabled, the following actions are required to be executed:
•System overheating LED is required to be OFF.
•Onboard buzzer or speaker is required to be OFF.
•All system fans are required to be returned to a normal,
Condition | When a CPU is overheating |
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Front Panel Overheating LED | On and Solid Red |
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Onboard Buzzer or Speaker | On and Continuous Sound |
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System Fan Speed Controls | Full Speed |
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BMC | Report PROCHOT |
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BMC Event Log | Record PROCHOT |
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Super Doctor | Report PROCHOT |
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Super Doctor Event Log | Record PROCHOT |
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ACPI Configuration
ACPI Aware O/S
This setting Enables or Disables ACPI support for the system's operating system. Options include Yes (enabled) or No (disabled).
ACPI APIC Support
Determines whether to include the ACPI APIC table pointer in the RSDT pointer list. The available options are Enabled and Disabled.
Headless Mode
Use this setting to Enable or Disable headless operation mode through ACPI.
