Acer 4220 Manual De Usuario

Chapter 2

49

Power

The Power screen displays a summary of your computer power settings, and also includes advanced setup 
parameters. It allows the user to enable and disable the power management options on the computer and 
specify standard power parameters for specific components.

The table below describes the parameters in this screen. Settings in boldface are the default and suggested 
parameter settings.

C State Configuration

C1E Configuration

CPU Throttle

Enables, disables the CPU throttle, to increase 
CPU speed and performance.

 or Enabled

CPU Spread Spectrum

iGPU Spread Spectrum

SATA Spread Spectrum

PState Configuration

 or Disabled

USB CSC Resume

Enables, disables USB CSC resume.

 or Enabled

DIPM

Enables, disables device initiated power 
management on the hard disk.

 or Enabled

HIPM

 or Disabled

   

Information

 

 

Item Specific Help

 

 

 

 

Enable or Disable
C2/C3 CPU power states.

Auto enables C2 and C3 
if single core is
detected and disables
C2+C3 if dual 
core is detected.

 

 

F1

 

             

F5/F6

 

 

                         

F9

 Setup Defaults 

Esc

 

 Enter

  Select 

Sub-Menu

F10

 Save and Exit  

iGPU Spread Spectrum : [2.00% Triangular Center]

SATA Spread Spectrum : [Triangular Down]

PState Configuration

[Enabled]

USB CSC Resume

[Disabled]

C State Configuration

[Auto]

CPU Spread Spectrum : [0.50% H.Kiss Up]

DIPM

[Disabled]

HIPM

[Enabled]

PCI Clocks :

[Enabled]

AltVid

[Disabled]

Power Saver

ASPM (L0s/L1)

[Enabled]

Help

Exit

Select Item

Select Menu

Change Values

C1E Configuration

[Auto]

PhoenixBIOS Setup Utility

Main

Security

Power

Exit

Boot

CPU Throttle :

[Disabled]

SATA Spread Spectrum : [Triangular Down]