ThinkPad S440 User Manual page 99

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 Legacy first)
UEFI IPv6 Network Stack
(for UEFI Only boot mode
or Both with UEFI first)
UEFI PXE Boot Priority
(for UEFI Only boot mode
or Both with UEFI first)
USB UEFI BIOS Support
Always On USB
Always On USB Charge in
Battery Operation
Selection
• Disabled
• Enabled
• Disabled
• Enabled
• Disabled
• Enabled
• IPv6 First
• IPv4 First
• Disabled
• Enabled
• Disabled
• Enabled
• Disabled
• Enabled
Chapter 8
Comments
If you select AC and Battery,
the Wake on LAN function is
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 UEFI IPv4
Network Stack for UEFI
environment
Enable or Disable UEFI IPv6
Network Stack for UEFI
environment
Select Network Stack Priority for
UEFI PXE Boot.
Enable or disable boot support
from USB storage devices.
If you select Enable and the
system is connected with the
ac power adapter, the USB
connector can charge the
external device when the system
is in standby mode, hibernate
mode, or turn off. When the
system is using a battery and
is not connect to the ac power
adapter, the USB connector can
charge the external device in
standby mode.
If you select Disable, the USB
connector is disabled when the
system is in standby mode,
hibernate mode, and power-off
mode.
If you select Enable, it enables
you to charge external device
when the system is in hibernation
mode or the system is turned off.
.
Advanced configuration
83