Lenovo ThinkPad Edge E531 User Manual
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Table 4. Config menu items (continued)
Menu item
Submenu item
Selection
Comments
UEFI PXE Boot Priority
(for Both with UEFI first
boot mode, and IPv6
and IPv4 stacks are both
enabled.)
• IPv6 First
• IPv4 First
Select network stack
priority for UEFI PXE boot.
USB UEFI BIOS Support
• Disabled
• Enabled
Enables or disables boot
support for USB storage
devices.
Always On USB
• Disabled
• Enabled
If you select Disabled,
the external USB devices
cannot be charged through
USB connectors.
USB
Always On USB Charge in
off mode
• Disabled
• Enabled
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.
Fn and Ctrl Key swap
• Disabled
• Enabled
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.
Keyboard/Mouse
Change to “F1–F12 keys”
• Default
• Legacy
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.
Boot Display Device
• ThinkPad LCD
• Analog (VGA)
• HDMI
Select the display device
that is to be activated at
boot time. This selection
is effective for boot time,
password prompt, and
ThinkPad Setup.
Graphics Device
• Switchable Graphics
• Integrated Graphics
The Integrated Graphics
mode provides longer
battery life, while the
Switchable Graphics mode
enhances performance.
Display
107