Lenovo ThinkPad X240s User Manual page 101

Table 4. Config menu items (continued)
Menu item
USB
Submenu item
Ethernet LAN Option ROM
(for Legacy Only boot
mode or Both with Legacy
first)
UEFI IPv4 Network Stack
(for UEFI Only boot mode
or Both with UEFI first)
UEFI IPv6 Network Stack
(for UEFI Only boot mode
or Both with UEFI first)
UEFI PXE Boot Priority
(for Both with UEFI first
boot mode, and IPv6
and IPv4 stacks are both
enabled.)
USB UEFI BIOS Support
Always On USB
– Charge in Battery Mode
USB 3.0 Mode
Value
• Disabled
• Enabled
• Disabled
• Enabled
• Disabled
• Enabled
• IPv6 First
• IPv4 First
• Disabled
• Enabled
• Disabled
• Enabled
• Disabled
• Enabled
• Disabled
• Enabled
• Auto
Chapter 7
Comments
enabled with any power
sources.
Notes:
• The magic packet type
Wake on LAN requires
ac power.
• The Wake on LAN
function does not
work when a hard disk
password is set.
Load the Ethernet LAN
Option ROM to enable
startup from an integrated
network device.
Enable or disable Internet
Protocol Version 4 (IPv4)
network stack for UEFI
environment.
Enable or disable Internet
Protocol Version 6 (IPv6)
network stack for UEFI
environment.
Select network stack
priority for UEFI PXE boot.
Enable or disable boot
support for USB storage
devices.
If you select Enabled, the
external USB devices can
be charged through USB
connectors even when the
computer is in low-power
mode (sleep, hibernate, or
power-off).
If you select Enabled, the
external USB devices can
be charged through USB
connectors even when
system is hibernate or
power-off and in battery
operation.
Set the USB 3.0 controller
mode for the ports shared
between USB 2.0 and USB
3.0 controllers.
If you select Auto, it enables
you to connect and route
.
Advanced configuration
85