Lenovo ThinkPad Edge E330 (English) User Guide - Page 102

Serial ATA SATA, Beep and Alarm

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Table 4. Config menu items (continued) Menu item Submenu item Power Intel SpeedStep® technology CPU Power Management PCI Express Power management Beep and Alarm Password Beep Serial ATA (SATA) Keyboard Beep SATA Controller Mode Option Selection Comments • Disabled • Enabled Mode for AC • Maximum Performance • Battery Optimized Mode for Battery • Maximum Performance • Battery Optimized Select the mode of Intel SpeedStep technology at runtime. • Maximum Performance: Always highest speed • Battery Optimized: Always lowest speed • Disabled: No runtime support, lowest speed Note: This sub-menu is not supported in models with an AMD CPU. • Disabled • Enabled Unless this power-saving feature is disabled, it stops the processor clock automatically when there is no system activity. You usually do not need to change this function. • Disabled • Enabled Enables or disables a feature that automatically adjusts power management when there is no PCI Express activity. You usually do not need to change this function. • Disabled • Enabled With this option enabled, you will hear a beep sound when you are prompt to enter a power-on, hard disk, or supervisor password. The beep sounds will be different when you have entered the correct and incorrect passwords. • Disabled • Enabled Enables or disables keyboard beep when unmanageable key combinations are pressed. • Compatibility • AHCI Selects SATA controller operation mode. If you select Compatibility mode, SATA controller operates in compatibility mode. 88 User Guide

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Table 4. Config menu items (continued)
Menu item
Submenu item
Selection
Comments
Intel SpeedStep
®
technology
•
Disabled
•
Enabled
Mode for AC
•
Maximum Performance
•
Battery Optimized
Mode for Battery
•
Maximum Performance
•
Battery Optimized
Select the mode of Intel
SpeedStep technology at
runtime.
•
Maximum
Performance
: Always
highest speed
•
Battery Optimized
:
Always lowest speed
•
Disabled
: No runtime
support, lowest speed
Note:
This sub-menu is not
supported in models with
an AMD CPU.
CPU Power Management
•
Disabled
•
Enabled
Unless this power-saving
feature is disabled, it
stops the processor clock
automatically when there
is no system activity. You
usually do not need to
change this function.
Power
PCI Express Power
management
•
Disabled
•
Enabled
Enables or disables a
feature that automatically
adjusts power management
when there is no PCI
Express activity.
You
usually do not need to
change this function.
Password Beep
•
Disabled
•
Enabled
With this option enabled,
you will hear a beep sound
when you are prompt to
enter a power-on, hard disk,
or supervisor password.
The beep sounds will be
different when you have
entered the correct and
incorrect passwords.
Beep and Alarm
Keyboard Beep
•
Disabled
•
Enabled
Enables or disables
keyboard beep when
unmanageable key
combinations are pressed.
Serial ATA (SATA)
SATA Controller Mode
Option
•
Compatibility
•
AHCI
Selects SATA controller
operation mode. If you
select
Compatibility mode
,
SATA controller operates in
compatibility mode.
88
User Guide