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Chapter 4: BIOS
MEBx OEM Debug Menu Enable
Use this feature to enable or disable the OEM debug menu in MEBx. The options are
Disabled and Enabled.
Unconfigure ME
Use this feature to reset the MEBx password to default. The options are Disabled and
Enabled.
MEBx Resolution Settings
Non-UI Mode Resolution
Use this feature to specify the resolution for the non-UI text mode. The options are Auto,
80x25, and 100x31.
UI Mode Resolution
Use this feature to specify the resolution for the UI text mode. The options are Auto, 80x25,
and 100x31.
Graphics Mode Resolution
Use this feature to specify the resolution for the graphics mode. The options are Auto,
640x480, 800x600, 1024x768.
ACPI Settings
ACPI Sleep State
Use this feature to select the ACPI Sleep State that the system will enter into when the
suspend button is activated. The options are Suspend Disabled and S3 (Suspend to RAM).
WHEA Support
Select Enabled to support the Windows Hardware Error Architecture (WHEA) platform and
provide a common infrastructure for the system to handle hardware errors within the Windows
OS environment in order to reduce system crashes and enhance system recovery and health
monitoring. The options are Disabled and Enabled.
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 Instruction embedded in the CPU.
The High Performance Event Timer is used to replace the 8254 Programmable Interval Timer.
The options are Disabled and Enabled.
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