Power Management; Screen Blank State; Putting The Computer To Sleep Or Shutting; It Down - Lenovo B41-80 Hardware Maintenance Manual

Power management

Note: Power management modes are not supported for APM operating system.
To reduce power consumption, the computer has three power management
modes: screen blank, sleep (standby), and hibernation.

Screen blank state

If the time set on the "Turn off monitor" timer in the operating system expires,
the LCD backlight turns off. You can also turn off the LCD backlight by pressing
F9
To end screen blank state and resume normal operation, press F9
Putting the computer to sleep or shutting it down
When you have finished working with your computer, you can put it to sleep or
shut it down.
Putting your computer to sleep
If you will be away from your computer for only a short time, put the computer
to sleep.
When the computer is in sleep mode, you can quickly wake it to resume use,
bypassing the startup process.
To put the computer to sleep, do one of the following:
• Close the display lid.
• Press the power button.
• Preform the following based on the operating system.
• Move the cursor to the lower-left corner, and then select the Start button.
Note: Put your computer to sleep before you move it. Moving your computer
while the hard disk drive is spinning can damage the hard disk, causing loss of
data.
To wake the computer, do one of the following:
• Press any key on the keyboard.
• Press the power button.
• Press the Windows button.
.
For the Windows 7 operating system:
Click Start Sleep.
For the Windows 10 operating system:
Select Power Sleep.
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