Lenovo E50, E40 manual Power management, Screen blank mode, Sleep mode, Hibernation mode

Power management

To reduce power consumption, the computer has three power management modes: screen blank, sleep, and hibernation.

Screen blank mode

To put the computer into screen blank mode, do as follows:

1.Right-click the Power Manager Battery Gauge in the task bar.

2.Select Power off display.

Sleep mode

When the computer enters sleep mode, the following events occur in addition to what occurs in screen blank mode:

vThe LCD is powered off.

vThe hard disk drive is powered off.

vThe CPU stops.

To enter sleep mode, do as follows:

1.Click Start.

2.Click the triangle mark on the right side of the Shut down icon; then select Sleep.

To return from sleep mode, press the Fn key.

Hibernation mode

By using this mode, you can turn off your computer completely without saving files or exiting from any applications that are running. When you enter hibernation, all open applications, folders, and files are saved to the hard disk, and then the computer turns off.

To enter hibernation mode, do as follows:

1.Click Start.

2.Click the triangle mark on the right side of the Shut down icon; then select Hibernate.

To return from hibernation mode, press the power button for more than 4 seconds.

62ThinkPad Edge 14″, Edge 15″, E40, and E50 Hardware Maintenance Manual