SOYO SY-P4I845PE User Manual page 38

Hardware Installation
prompt to load the BIOS optimal setup.
Select [SOYO COMBO FEATURE]
Step3.
Do this step if you want to change or overclock the CPU FSB.
Set the [CPU Frequency Select] field to "Manual", to be able to change the
CPU frequency 1 MHz stepping.
Select [SAVE & EXIT SETUP]
Step4.
Press <Enter> to save the new configuration to the CMOS memory, and
continue the boot sequence.
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