Lenovo ThinkPad E555 User Manual page 84

Table 3. Config menu items (continued)
Menu item
Keyboard/Mouse
Display
Power
68
User Guide
Submenu item
Fn and Ctrl Key swap
Boot Display Device
Total Graphics Memory
®
Intel SpeedStep
technology
CPU Power Management
Intel Rapid Start Technology
Selection
• Disabled
• Enabled
• ThinkPad LCD
• Analog (VGA)
• Digital on ThinkPad
• Display on Dock
• 256MB
• 512MB
• Disabled
• Enabled
• Disabled
• Enabled
• Disabled
• Enabled
Comments
connectors will work as
USB 2.0 connectors.
If you select Enabled, the
Fn key works as the Ctrl
key, and the Ctrl key works
as the Fn key.
Note: Even when Enabled
is selected, you need to
press the Fn key to resume
the computer from sleep
mode to normal operation.
Select the display device
that is to be activated at
boot time. This selection
is effective for boot time,
password prompt, and
ThinkPad Setup.
Allocate total memory
which Intel internal graphics
device shares.
If you select 512MB, the
maximum usable memory
might be reduced on the
32-bit operating system.
Note: This sub-menu is
only supported in models
with an Intel CPU.
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
only supported in models
with an Intel CPU.
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.
To use this feature, a special
partition on the solid-state
drive is required.