Lenovo ThinkPad X1 Carbon User Manual page 83

Table 5. Config menu items (continued)
Menu item
Display
Power
Submenu item
Boot Display Device
®
Intel SpeedStep
technology (Intel
SpeedStep mounted
models only)
Adaptive Thermal
Management
CPU Power Management
PCI Express Power
Management
Power On with AC Attach
Selection
• ThinkPad LCD
• Digital on ThinkPad
• Disabled
• Enabled
Mode for AC
• Maximum Performance
• Battery Optimized
Mode for Battery
• Maximum Performance
• Battery Optimized
Scheme for AC
• Maximize Performance
• Balanced
Scheme for Battery
• Maximize Performance
• Balanced
• Disabled
• Enabled
• Disabled
• Enabled
• Disabled
• Enabled
Chapter 6
Comments
Select the display device
that is to be active at boot
time. This selection is
effective for boot time,
password prompt, and
ThinkPad Setup.
Digital on Thinkpad is the
Mini DisplayPort on your
computer.
Select the mode of Intel
SpeedStep technology at
runtime.
• Maximum
Performance: Always
highest speed
• Battery Optimized:
Always lowest speed
• Disabled: No runtime
support, lowest speed
Select a thermal
management scheme
to use.
Maximize Performance:
Reduces CPU throttling
Balanced: Balances
sound, temperature, and
performance
Note: Each scheme affects
fan sound, temperature,
and performance.
Enables or disables 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.
Enable or disable a feature
that automatically adjusts
power management when
there is no PCI Express
activity. Normally, it is not
necessary to change the
setting.
Enable or disable a feature
that powers on the system
when the ac power adapter
is attached.
.
Advanced configuration
69