Lenovo ThinkPad L540 User Manual page 124

Table 4. Config menu items (continued)
Menu item
Keyboard/Mouse
Display
Power
108
User Guide
Submenu item
Fn and Ctrl Key swap
Boot Display Device
Intel SpeedStep (R)
technology
Value
• Auto
• Disabled
• Enabled
• ThinkPad LCD
• Analog (VGA)
• Digital on ThinkPad
• Display on dock
• Disabled
• Enabled
Mode for AC
• Maximum Performance
• Battery Optimized
Mode for Battery
• Maximum Performance
Comments
If you select Auto, it
enables you to connect and
route appropriate USB 3.0
or USB 2.0 connectors.
If you select Enabled, it
enables USB 3.0 mode
and allows USB 3.0 to be
supported in the operating
system.
If you select Disabled, it
disables and hides the USB
3.0 controller, and USB 3.0
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 Fn 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.
Digital on ThinkPad is the
Mini DisplayPort connector
on your computer.
Display on dock is
DisplayPort, DVI, or VGA
connector on a docking
station.
Select the mode of Intel
SpeedStep technology at
runtime.
Maximum Performance:
Always the highest speed.
Battery Optimized: Always
the lowest speed.