Lenovo IdeaPad Z510 Hardware Maintenance Manual - IdeaPad Z410, Z510 - Page 29

Power management, Screen blank mode, Sleep (standby) mode - keyboard

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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 two power management modes: screen blank and sleep (standby). Screen blank mode If the time set on the "Turn off monitor" timer in the operating system expires, the LCD backlight turns off. To end screen blank mode and resume normal operation, press any key. Sleep (standby) mode When the computer enters sleep (standby) mode, the following events occur in addition to what occurs in screen blank mode: • The LCD is powered off. • The hard disk drive is powered off. • The CPU stops. To enter sleep (standby) mode, To put the computer to sleep, do one of the following: • Close the display panel. • Press the power button. • Open the Charms and 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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Related service information
Power management
Note:
Power management modes are not supported for APM operating system.
To reduce power consumption, the computer has two power management
modes: screen blank and sleep (standby).
Screen blank mode
If the time set on the “Turn off monitor” timer in the operating system expires,
the LCD backlight turns off.
To end screen blank mode and resume normal operation, press any key.
Sleep (standby) mode
When the computer enters sleep (standby) mode, the following events occur in
addition to what occurs in screen blank mode:
•
The LCD is powered off.
•
The hard disk drive is powered off.
•
The CPU stops.
To enter sleep (standby) mode, To put the computer to sleep, do one of the
following:
•
Close the display panel.
•
Press the power button.
•
Open the Charms and 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.