Lenovo ThinkPad X250 User Manual page 92

Table 3. Config menu items (continued)
Menu item
Keyboard/Mouse
Display
76
User Guide
Submenu item Value
TrackPoint • Disabled
• Enabled
Trackpad • Disabled
• Enabled
Fn and Ctrl Key swap • Disabled
• Enabled
Boot Display Device
• ThinkPad LCD
• Analog (VGA)
• Digital on
• Display on dock
Total Graphics Memory • 256 MB
• 512 MB
Boot Time Extension • Disabled
• 1 second
• 2 seconds
• 3 seconds
• 5 seconds
• 10 seconds
Comments
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.
Enable or disable the built-in TrackPoint
pointing device.
Note: If you want to use an external
mouse, select Disabled.
Enable or disable the built-in trackpad.
Note: If you want to use an external
mouse, select Disabled.
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.
ThinkPad
Digital on ThinkPad is the Mini
DisplayPort on your computer.
Display on dock is DisplayPort, DVI or
VGA connectors on a docking station.
Allocate the total memory which Intel
internal graphics shares.
Note: If you select 512 MB, the
maximum usable memory might be
reduced on 32–bit operating system.
This option defines the amount of time to
extend the boot process, in seconds.
The system cannot detect some external
monitors during boot because they need
a few seconds to be ready. Try this
option if the monitor being used does
not display the boot screen.