Step 4: Fully recharge the battery

To recharge the battery:

1.Plug the computer into external power and maintain external power until the battery is fully recharged. When the battery is recharged, the battery light on the computer turns off.

You can use the computer while the battery is recharging, but the battery will charge faster if the computer is off.

2.If the computer is off, turn it on when the battery is fully charged and the battery light has turned off.

Step 5: Reenable Hibernation and Sleep

CAUTION: Failure to reenable Hibernation after calibration may result in a full battery discharge and information loss if the computer reaches a critical battery level.

1.Click the battery meter icon in the notification area, and then click More power options.

– or –

Select Start > Control Panel > System and Maintenance > Power Options.

2.Under the current power plan, click Change plan settings.

3.Click Restore default settings for this plan, and then follow the on-screen instructions.

16 Chapter 2 Using battery power