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Table of contents
1 Setting power options
Using power-saving states ................................................................................................................... 1
Initiating and exiting Sleep ................................................................................................... 1
Initiating and exiting Hibernation .......................................................................................... 2
Using the battery meter ........................................................................................................................ 3
Using power plans ................................................................................................................................ 4
Viewing the current power plan ........................................................................................... 4
Selecting a different power plan .......................................................................................... 4
Customizing power plans ..................................................................................................... 4
Setting password protection on wakeup ............................................................................................... 5
2 Using external AC power
Connecting the AC adapter .................................................................................................................. 7
3 Using battery power
Finding battery information in Help and Support .................................................................................. 9
Using Battery Check ........................................................................................................................... 10
Displaying the remaining battery charge ............................................................................................ 11
Inserting or removing the battery ........................................................................................................ 12
Charging a battery .............................................................................................................................. 13
Maximizing battery discharge time ..................................................................................................... 14
Managing low battery levels ............................................................................................................... 15
Identifying low battery levels .............................................................................................. 15
Resolving a low battery level ............................................................................................. 16
Resolving a low battery level when external power is available ........................ 16
Resolving a low battery level when a charged battery is available ................... 16
Resolving a low battery level when no power source is available ..................... 16
Resolving a low battery level when the computer cannot exit Hibernation ....... 16
Calibrating a battery ........................................................................................................................... 17
Step 1: Fully charge the battery ......................................................................................... 17
Step 2: Disable Hibernation and Sleep .............................................................................. 17
Step 3: Discharge the battery ............................................................................................ 18
Step 4: Fully recharge the battery ...................................................................................... 19
Step 5: Reenable Hibernation and Sleep .......................................................................... 19
Conserving battery power .................................................................................................................. 20
Storing a battery ................................................................................................................................. 21
Disposing of a used battery ................................................................................................................ 22
Replacing the battery ......................................................................................................................... 23
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