Lenovo X230 - Manual (Page 130)

Table 5. Config menu items (continued)
Menu item Submenu item Value Comments
Display Boot Display Device • ThinkPad LCD
• Analog (VGA)
• Digital on ThinkPad
• Digital 1 on dock
• Digital 2 on dock
Select the display device
that is to be activated 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.
Digital 1 on dock and
Digital 2 on dock
are DisplayPort or DVI
connectors on a docking
station.
Intel SpeedStep ®
technology
(Intel SpeedStep mounted
models only)
• Disabled
• Enabled
Mode for AC
• Maximum Performance
• Battery Optimized
Mode for Battery
• Maximum Performance
• Battery Optimized
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
Adaptive Thermal
Management Scheme for AC
• Maximize Performance
• Balanced
Scheme for Battery
• Maximize Performance
• Balanced
Select a thermal
management scheme
to use.
Maximize Performance:
Reduce CPU throttling
Balanced: Balance
sound, temperature, and
performance
Note: Each scheme affects
fan sound, temperature,
and performance.
Optical Drive Speed • High Performance
• Normal
• Silent
Set the speed of the
optical drive to the desired
performance.
CPU Power Management • Disabled
• Enabled
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
112 User Guide