Lenovo ThinkPad T470s User Manual page 88

Note: If you want to use an external mouse, select Disabled.
• Trackpad
Values: Disabled, Enabled
Description: Enable or disable the built-in trackpad.
Note: If you want to use an external mouse, select Disabled.
• Fn and Ctrl Key swap
Values: Disabled, Enabled
Description: If you select Enabled, the Fn key works as the Ctrl key and the Ctrl key works as the Fn key.
• F1–F12 as Primary Function
Values: Disabled, Enabled
Description: If you select Enabled, pressing the function keys directly inputs F1–F12. If you select
Disabled, pressing the function keys directly initiates the special function printed as an icon on each
key. To temporarily switch the above two functions, press Fn+Esc.
• Fn Sticky key
Values: Disabled, Enabled
Description: If you select Enabled, you can press the Fn key (instead of press and hold) to keep it
in a pressed condition. Then press the function key you want. The action is equivalent to pressing
the function key simultaneously with the Fn key.
Display
• Boot Display Device
Values: ThinkPad LCD, USB Type-C, HDMI, Display on dock
Description: Select the display device that you want to activate at boot time. This selection is effective
for boot time, password prompt, and ThinkPad Setup. USB Type-C corresponds to the USB Type-C
connector on your computer. HDMI corresponds to the HDMI connector on your computer. Display
on dock corresponds to the video connectors (such as the DisplayPort, DVI, or VGA connectors) on a
docking station. Boot screen is cloned to all displays on dock.
• Shared Display Priority
Values: HDMI, Display on dock
Description: Select the priority between shared display outputs. HDMI and Dock displays share a single
display output. This option selects the one that is prioritized.
• Total Graphics Memory
Values: 256 MB, 512 MB
Description: Allocate the total memory which Intel internal graphics shares.
Note: If you select 512 MB, the maximum usable memory might be reduced on the 32–bit operating
system.
• Boot Time Extension
Values: Disabled, 1 second, 2 seconds, 3 seconds, 5 seconds, 10 seconds
Description: During the boot process, the computer might not detect the external monitors that need
more time to get ready. Select how long you want to extend the boot process.
Power
®
• Intel SpeedStep technology
Values: Disabled, Enabled
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T470s User Guide