Lenovo ThinkPad T540p User Manual page 134

Table 2. Config menu items (continued)
Menu item
116
User Guide
Submenu item
Optical Drive Speed
CPU Power Management
Express Card Speed
PCI Express Power
Management
Power On with AC Attach
Selection
• Balanced
Scheme for Battery
• Maximize Performance
• Balanced
• High Performance
• Normal
• Silent
• Disabled
• Enabled
• Generation 1
• Automatic
• Disabled
• Enabled
• Disabled
• Enabled
Comments
Maximize Performance:
Reduce microprocessor
throttling.
Balanced: Balance
sound, temperature, and
performance.
Note: Each scheme affects
fan sound, temperature,
and performance.
Set the speed of the
optical drive to the desired
performance.
Enable or disable the
power-saving feature that
stops the microprocessor
clock automatically when
there are no computer
activities. Normally, it is not
necessary to change the
setting.
Set the transfer speed of the
ExpressCard to the desired
level of performance.
The Automatic option
enables the ExpressCard to
specify the transfer speed it
supports.
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.
Enable or disable the
feature that powers on the
system when the ac power
adapter is attached.
If you select Enabled, the
system is powered on when
the ac power adapter is
attached. If the system is in
hibernate state, the system
resumes normal operation.
If you select Disabled, the
system is not powered on
nor resumed when the ac
power adapter is attached.