Frequency/Voltage Control

Field

Description

Value

 

 

 

Enable Clock to All

When enabled, clock signals will be sent to the PCI and memory

Enabled

DIMM/PCI

slots regardless of whether the slot is occupied or not.

Disabled

 

 

 

Spread Spectrum

When the mainboard's clock generator pulses, the extreme values of

Enabled

 

the pulses creates EMI (electromagnetic interference). Set this field

Disabled

 

to Enabled to reduce this EMI level. This reduces interference

 

 

problems with other electronics in the area.

 

 

Note: Remember to disable the Spread Spectrum feature if you are

 

 

overclocking. A slight jitter can introduce a temporary boost in clock

 

 

speed causing the overclocked processor to lock up.

 

 

 

 

Aspire Z3750 / Z3751 / Z5750 / Z5751 AIO Computer Service Guide

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Acer Z3750, Z3751, Z5750, Z5751 manual Frequency/Voltage Control, Dimm/Pci