Lenovo ThinkPad Edge E220s User Manual page 130

Table 3. Config menu items (continued)
Menu item
Beep and Alarm
Serial ATA (SATA)
112
User Guide
Submenu item
PCI Express Power
Management
Disable Built-in Battery
Power Control Beep
Low Battery Alarm
Keyboard Beep
SATA Controller Mode
Option
Selection
• Disabled
• Enabled
• Yes
• No
• Disabled
• Enabled
• Disabled
• Enabled
• Enabled
• Disabled
• Compatibility
• AHCI
Comments
Enable or disable a feature
that automatically adjusts
power management when
there is no PCI Express
activity. Normally, it is not
necessary to change the
setting.
Temporarily disable battery
for servicing the system.
After selecting this item, the
system will be automatically
powered off. The system is
then ready to be serviced.
Note: The ac power
adapter must be
disconnected from the
system to perform this
operation.
The battery will be
automatically re-enabled
when the ac power adapter
is reconnected to the
system.
If this function is enabled,
a beep sounds when the
computer enters a power
management mode, when it
resumes operational mode,
and when the ac power
adapter is connected or
disconnected.
Enable or disable the low
battery alarm.
Enable or disable keyboard
beep when unmanageable
key combinations are
pressed.
Select SATA controller
operation mode. If you
select "Compatibility
mode", serial SATA
controller operates in
compatibility mode.