ECS Motherboard User Manual page 57

Chapter 3: BIOS Setup Utility
BootUp Num-Lock
This item determines if the Num Lock key is active or inactive at
system start-up time.
Configure DRAM Timing by
This item allows you to enable or disable the DRAM timing
defined by the Serial Presence Detect electrical.
Hyper Threading Technology
You can set "Disabled" or "Enabled" to control HT CPU support
in O.S. Set "Enabled" to test HT CPU function.
Max CUPID Value Limit
When this item is enabled, you can use Prescott CPU and LGA-
775 CPU and there will be a normal NT4.0 installation; otherwise,
the automatically restarting will occur while installing.
Memory Voltage
This item determines the DDR voltage adjustment.
PCI-E Voltage
This item determines the PCI Express voltage adjustment.
Auto Detect DIMM/PCI Clk
When this item is enabled, BIOS will disable the clock signal of
free DIMM/PCI slots.
Spread Spectrum
If you enable spread spertrum, it can significantly reduce the EMI
(Electro-Magnetic interface) generated by the system.
AGP Aperture Size
This item defines the size of aperture if you use a graphics
adapter.
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