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X8DTT-H/-HF/-HIBX/-HIBXF/-HIBQ/-HIBQF
User’s Manual
versa. Select Workstation if your system is used as a Workstation. Select Server if
your system is used as a Server. Select “Disabled, (Full Speed @12V)” to disable
the fan speed control function and allow the onboard fans to constantly run at the
full speed (12V). The Options are: 1.
Disabled (Full Speed)
, 2. Server Mode, 3.
Workstation Mode.
Fan1 ~ Fan 4 Reading
This feature displays the fan speed readings from fan interfaces Fan1 through
Fan5.
CPU1 Vcore, CPU2 Vcore, +5Vin, +12Vcc (V), VP1 DIMM, VP2 DIMM, 3.3Vcc (V),
and Battery Voltage
ACPI Confi guration
Use this feature to confi gure Advanced Confi guration and Power Interface (ACPI)
power management settings for your system.
ACPI Version Features
The options are
ACPI v1.0
, ACPI v2.0 and ACPI v3.0. Please refer to ACPI's website
for further explanation: http://www.acpi.info/.
ACPI APIC Support
Select Enabled to include the ACPI APIC Table Pointer in the RSDT (Root System
Description Table) pointer list. The options are
Enabled
and Disabled.
APIC ACPI SCI IRQ
When this item is set to Enabled, APIC ACPI SCI IRQ is supported by the system.
The options are Enabled and
Disabled
.
Headless Mode
This feature is used to enable system to function without a keyboard, monitor or
mouse attached The options are Enabled and
Disabled
.
High Performance Event Timer
Select Enabled to activate the High Performance 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 de-
pendency on other timestamp calculation devices, such as an x86 RDTSC Instruc-
tion embedded in the CPU. The High Performance Event Timer is used to replace
the 8254 Programmable Interval Timer. The options are Enabled and
Disabled
.
