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Table 4. Config menu items (continued)
Menu item
USB
Keyboard/Mouse
Display
Submenu item
USB UEFI BIOS Support
Always On USB
Always On USB Charge in
off mode
Fn and Ctrl Key swap
Fn Key Lock
Change to "F1–F12 keys"
Boot Display Device
Graphics Device
OS Detection for Switchable
Graphics
Selection
• Disabled
• Enabled
• Disabled
• Enabled
• Disabled
• Enabled
• Disabled
• Enabled
• Disabled
• Enabled
• Default
• Legacy
• ThinkPad LCD
• Analog (VGA)
• HDMI
• Switchable Graphics
• Integrated Graphics
• Disabled
• Enabled
Chapter 7
Comments
Enables or disables boot
support for USB storage
devices.
If you select Disabled,
the external USB devices
cannot be charged through
USB connectors.
If you select Enabled, the
Always On USB connector
enables you to charge
some mobile digital devices
and smartphones when
the computer is powered
off on the condition that
the ac power adapter is
connected.
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.
Enable or disable the Fn
key lock.
If you select Default,
pressing F1–F12 initiates
special functions illustrated
on each key. If you
select Legacy to initiate
the special functions
illustrated on each key,
you need to press Fn and
the corresponding key
simultaneously.
Select the display device
that is to be activated at
boot time. This selection
is effective for boot time,
password prompt, and
ThinkPad Setup.
The Integrated Graphics
mode provides longer
battery life, while the
Switchable Graphics mode
enhances performance.
If you select Enabled, the
system UEFI automatically
switches the graphics
device setting to Switchable
.
Advanced configuration
97
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