Fujitsu Lifebook T4020D Manuel Bios - Page 16

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Fujitsu Lifebook T4020D Manuel Bios
L i f e B o o k T S e r i e s T a b l e t P C

CPU Features Submenu of the Advanced Menu

The CPU Features Submenu allows the user to modify the Intel(R) SpeedStep(R) Technology features.
Main
SpeedStep(R) Technology:
On Battery:
On AC:
XD Bit functionality:
F1
Help
ESC
Exit
Table 9: Fields, Options and Defaults for the CPU Features Submenu of the Advanced Menu
Menu Field
Options
SpeedStep(R)
■
Disabled
■
Enabled
Technology:
On Battery:
■
Maximum
Performance
■
Battery Optimized
■
Automatic
On AC:
■
Maximum
Performance
■
Battery Optimized
■
Automatic
XD Bit
■
Disabled
■
Enabled
functionality:
PhoenixBIOS Setup Utility
Advanced
Security
Power Savings
CPU Features
[Enabled]
[Battery Optimized]
[Maximum Performance]
[Enabled]
Select Item
-/Space
Select Menu
Enter
Figure 9. CPU Features Submenu
Default
[Enabled]
[Battery Optimized]
[Maximum
Performance]
[Enabled]
Exit
Item Specific Help
Select Enhanced
Intel(R) SpeedStep(R)
Technology enabled or
disabled.
Change Values
F9
Setup Defaults
Select
Sub-Menu
F10
Save and Exit
Description
Enables or disables SpeedStep(R) Technology which allows
the user to determine the CPU performance when the tab-
let is running on AC or battery. This technology decreases
power consumption by decreasing CPU speeds.
Allows the user to select the CPU performance when the
system is running on battery power.
Allows the user to select the CPU performance when the
system is running on AC power.
Allows the user to enable and disable the Execute Disable
Bit functionality. Execute Disable Bit allows the processor
to classify areas in memory where application code can and
cannot execute. In the event an internet worm attempts to
insert code in the buffer, the processor disables code
execution to prevent damage or worm propagation.
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