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Lenovo ThinkPad E575 - Page 75

Lenovo ThinkPad E575
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Values: 256 MB, 512 MB
Description: Allocate the total memory which Intel internal graphics shares.
Notes:
If you select 512 MB, the maximum usable memory might be reduced on the 32–bit operating system.
This sub-menu is available on models with an Intel CPU.
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.
Note: This sub-menu is available on models with an Intel CPU.
Hybrid Graphics
Values: Integrated Graphics, Switchable Graphics
Description: Switchable Graphics mode will power and activate the discrete graphics chip. Integrated
graphics mode consumes less battery power.
Note: This sub-menu is available on models with an AMD CPU.
Power
Intel SpeedStep
®
technology
Values: Disabled, Enabled
Description: Select the mode of Intel SpeedStep technology at runtime.
Mode for AC
Values: Maximum Performance, Battery Optimized
Description: Maximum Performance: Always highest speed
Mode for Battery
Values: Maximum Performance, Battery Optimized
Description: Battery Optimized: Always lowest speed
Note: This sub-menu is available on models with an Intel CPU.
CPU Power Management
Values: Disabled, Enabled
Description: 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.
Disable Built-in Battery
Values: Yes, No
Description: Temporary disable battery for servicing the system. After selecting this item, the system will
be automatically powered off, then ready to be serviced. Note: the battery will be automatically enabled
when the AC adapter is reconnected.
Beep and Alarm
Password Beep
Values: Disabled, Enabled
Description: Enable or disable a beep when the computer is waiting for a power-on, hard disk, or
supervisor password. Different beeps remind you that the password you entered is right or wrong.
Chapter 6. Advanced configuration 57

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