Lenovo M50-70 Laptop (English) Hardware Maintenance Manual - Page 29

Power management, Screen blank state, Putting the computer to sleep or shutting it down

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Related service information 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 shut down. 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 any key. 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 panel. • Press the power button. • Do the proper operations in the operating system. Windows 7: Click Start → Sleep. Windows 8.1: Open the Charms and then select Settings → Power → Sleep. Attention: Moving your computer while the hard disk 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. 25

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Related service information
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 shut down.
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 any key.
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 panel.
•
Press the power button.
•
Do the proper operations in the operating system.
Windows 7:
Click
Start
→
Sleep
.
Windows 8.1:
Open the Charms and then select
Settings
→
Power
→
Sleep
.
Attention:
Moving your computer while the hard disk 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.