Chapter 4: AMI BIOS
4-15
System Temperature/Peripheral Temperature: The system temperature
and the peripheral temperature will be displayed (in degrees in Celsius and
Fahrenheit) as it is detected by the BIOS.
Fan 1 Speed~ Fan 4 Speed, Fan A Speed
This feature displays the fan speed readings from Fan1~Fan 4 and Fan A.
Voltage Monitoring
This feature displays the voltage readings for the items below.
Vcore, 12V, V_DIMM, 5Vcc, VTT_CPU, AVcc, 3.3Vcc, VSB and VBAT.
ACPI Confi guration
Use this feature to confi gure Advanced Confi guration and Power Interface (ACPI)
power management settings for your system.
High Precision Event Timer
Select Enabled to activate the High Precision Event Timer (HPET) that produces
periodic interrupts at a much higher frequency than a Real-time Clock (RTC) does
in synchronizing multimedia streams, providing smooth playback and reducing the
dependency on other timestamp calculation devices, such as an x86 RDTSC In-
struction embedded in the CPU. The High Precision Event Timer is used to replace
the 8254 Programmable Interval Timer. The options are Enabled and Disabled.
Suspend Mode
This feature allows the user to select the highest ACPI (Advanced Confi guration and
Power Interface) sleep state for the system when the user presses the Suspend
button. The options are Suspend Disabled, S1 (POS), and S3 (STR).
Trusted Computing
This feature allows the user to confi gure Trusting Computing settings.
TPM Support
Select Enabled to enable TPM (Trusted Platform Module) support for system
security and data integrity. The options are Disabled and Enabled. If this option
is set to Enabled, the following items will display.
TPM State
Select Enabled to display the status of TPM support for this system. The options
are Disabled and Enabled. Please note that a system reboot is needed before
a change on the TPM state to take effect.
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