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ManualsBrandsLenovo ManualsLenovo LaptopsThinkPad X1 Carbon 6th Gen 20KH002XUS 14" LCD Ultrabook - Intel Core i7 [8th Gen] i7-8550U Quad-core [4 Core] 1.80 GHz - 8 GB LPDDR3 - 256 GB SSD - Windows 10 Pro 64-bit [English] - 1920 x 1080
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Display
• Boot Display Device
Values: ThinkPad LCD, External Display
Descriptions: Select the display device that you want to activate at boot time. This selection is effective for
boot time, password prompt, and ThinkPad Setup. You can attach an external display to the USB-C
connector or HDMI connector on your computer. If multiple displays are attached, the first recognized one
will be activated at boot time.
• Total Graphics Memory
Values: 256 MB, 512 MB
Descriptions: 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,
Descriptions: 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 (R) SpeedStep technology
Values: Disabled, Enabled
Descriptions: Select the mode of Intel SpeedStep
®
technology at runtime.
– Mode for AC
Values: Maximum Performance, Battery Optimized
Descriptions: Maximum Performance: Always highest speed
– Mode for Battery
Values: Maximum Performance, Battery Optimized
Descriptions: Battery Optimized: Always lowest speed
• Adaptive Thermal Management
Values: Maximize Performance, Balanced
Descriptions: Select a thermal management scheme to use. The scheme affects fan sound, temperature,
and performance.
• CPU Power Management
Values: Disabled, Enabled
Descriptions: Enable or disable the power-saving feature that stops the microprocessor clock
automatically when there are no system activities. Normally, it is not necessary to change the setting.
• Power On with AC Attach
Values: Disabled, Enabled
Descriptions: Enable or disable a feature that turns on the computer when the ac power adapter is
attached.
• Disable Built-in Battery
Values: Yes, No
Descriptions: Temporarily disable the built-in battery for servicing the system. After selecting this item, the
system will be automatically powered off, then ready to be serviced.
Chapter 6. Advanced configuration 63