Lenovo M5400 Touch Notebook - Manual (Page 30)

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Lenovo B5400/M5400/M5400 Touch Hardware Maintenance Manual
Power management
Note: Power management modes are not supported for an APM operating
system.
To reduce power consumption, the computer has two power management
modes: screen blank, sleep (standby).
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 .
To end screen blank state and resume normal operation, press .
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:
• For the Windows 7 operating system:
– Click Start. Then select Sleep from the Shut down menu options.
– Press Fn+F1.
• For the Windows 8 operating system:
– Move your cursor to the lower-right corner of the screen to open the
charms bar, then select Settings → Power → Sleep.
– Press Fn+F1.
Attention: Wait until the power indicator light starts blinking (indicating that
the computer is in sleep mode) before you move your computer. 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 Fn key on the keyboard.
• Press the power button.