Users Guide
30
CHAPTER 4: USING YOUR DESKTOP 
Standard CMOS Features 
Wait for ‘F1’ If 
Errors
If enabled, the system will HALT during boot 
to display system errors.
Advanced BIOS Features
NumLock Status
Select power-on state for num-lock.
ACPI APIC support
Include ACPI APIC table pointer to RSDT 
pointer list.
OptionROM Display 
Screen
Allows you to enable or disable the RAID 
Option ROM screen during POST.
Boot Conguration Features
1st Boot Device
Displays the rst boot device.
2nd Boot Device
Displays the second boot device.
Hard Disk Drives
Sets the hard drive boot priority. e items 
displayed are dynamically updated according 
to the hard drives detected.
CD/DVD Drives
Sets the CD/DVD drive boot priority.
CPU Conguration
XD Bit Capability 
Enable XD Bit Capability to allow the processor 
to  distinguish  between  the  bits  of  code  that 
can be executed and the ones that cannot be 
executed. 
Intel
®
 Speedstep
™
 tech 
If enabled, the processor clock speed and core 
voltage are adjusted dynamically based on 
the processor load.
Intel
®
 C State Tech
If enabled, C State: Processor idle is set to 
C2/C3/C4.
Intel
®
 HT Technology 
(available on Aurora-R2 only)
If disabled only one thread per enabled core is 
active.










