Lenovo ThinkPad T430u User Manual page 43

within seconds. To put your computer into sleep mode, press Fn+F4. To return from sleep mode, press
the power button or Fn key.
Depending on the computer model, your computer might support the 30 Day Standby function. When this
function is enabled, the computer consumes even less power in sleep mode and takes only seconds
to resume normal operation when you press the power button. To enable the 30 Day Standby function,
do the following:
1. Start the Power Manager program and switch to the advanced view.
2. Click the Global Power Settings tab and select Enable 30 Day Standby.
3. Click Apply.
The 30 Day Standby function will take effect the next time you start your computer.
• Hibernation
By using this mode, you can turn off your computer completely without saving files or exiting from any
applications that are running. When the computer enters hibernation, all open applications, folders, and
files are saved to the hard disk, and then the computer turns off.
To enter hibernation, do the following:
1. Click Start.
2. Click the triangle mark on the right side of the Shut down icon; then select Hibernate.
To resume your session, press the power button for no more than four seconds.
When you are not using the wireless features, such as Bluetooth, WAN, or wireless LAN, turn them off. This
will help conserve power. To turn off the wireless features, press Fn+F5.
Enabling the wakeup function
If you put your computer into hibernation mode, and the wakeup function is disabled (this is the default
setting), the computer does not consume any power. If the wakeup function is enabled, it consumes a
small amount of power.
To enable the function, do the following:
1. Click Start ➙ Control Panel ➙ System and Security.
2. Click Administrative Tools.
3. Double-click Task Scheduler. If you are prompted for an administrator password or confirmation, type
the password or provide confirmation.
4. From the left pane, select the task folder for which you want to enable the wakeup function. The
scheduled tasks are displayed.
5. Click a scheduled task, and then click the Conditions tab.
6. Under Power, select the check box for Wake the computer to run this task.
Enabling the battery alarm
You can program your computer so that when the battery power falls below a certain level, three events
occur: the alarm goes off, a message is displayed, and the LCD is turned off.
To enable the battery alarm, do the following:
1. Launch Power Manage programr.
2. Click the Global Power Settings tab.
3. For Low battery alarm or Critically low battery alarm, set the percentage of the power level and set
the action.
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Chapter 2 Using your computer
27