Lenovo S1 Yoga User Manual page 80

Table 3. Config menu items (continued)
Menu item
Keyboard/Mouse
Display
Power
66
User Guide
Submenu item
USB 3.0 Mode
Fn and Ctrl Key swap
Boot Display Device
®
Intel (R) SpeedStep
technology
CPU Power Management
Disable Built-in Battery
Selection
• Disabled
• Enabled
• Auto
• Disabled
• Enabled
• ThinkPad LCD
• HDMI
• Display on dock
• Disabled
• Enabled
• Enabled
• Disabled
Comments
• Enabled: Enables charging
when system is turned off.
• Disabled: Disables charging
when system is turned off.
Set the USB 3.0 controller
mode for the connectors shared
between USB 2.0 and USB 3.0
controller.
If you select Auto, it will enable
you to connect and route
appropriate USB 3.0 or USB 2.0
connectors.
If you select Enabled, it will
enable the USB 3.0 mode
and allow the USB 3.0 to be
supported in the Windows 8.1
operating system.
If you select Disabled, it will
disable and hide the USB 3.0
controller, and the USB 3.0
connectors will work as USB 2.0
connectors.
If you select Enabled, the Fn key
will work as the Ctrl key, and the
Ctrl key will work 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 a video device for boot.
Enable or disable Intel
SpeedStep technology.
• Enabled: CPU can work at
lower speed to save power.
• Disabled: CPU always works
at highest speed.
Enable or disable the power
saving feature that stops
the microprocessor clock
automatically when there are no
system activities.
Use this feature to temporarily
disable the built-in battery. The
system will be automatically
powered off after you select