Lenovo B50-80 Hardware Maintenance Manual - Lenovo B50-xx, B50-30 Touch Notebo - Page 29

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

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Lenovo B50-30/B50-30 Touch/B50-45/B50-70/B50-80 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: • For the Windows 7 operating system: - Click Start Sleep. • For the Windows 8 operating system: - Open the charms bar, then select Settings Power Sleep. 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 any key on the keyboard. • Press the power button. 25

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Lenovo B50-30/B50-30 Touch/B50-45/B50-70/B50-80
25
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:
•
For the Windows 7 operating system:
–
Click
Start
Sleep
.
•
For the Windows 8 operating system:
–
Open the charms bar, then select
Settings
Power
Sleep
.
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 any key on the keyboard.
•
Press the power button.
Power management