Power Management - Linux

Table of contents
1 Power control and light locations
2 Setting power options
Using power-saving states ................................................................................................................... 3
Initiating and exiting Suspend .............................................................................................. 3
Initiating and exiting Hibernation .......................................................................................... 4
Using the Power icon ........................................................................................................................... 4
Using power management ................................................................................................................... 4
Viewing the current power management settings ................................................................ 4
Changing the current power management settings ............................................................. 4
3 Using external AC power
Connecting the AC adapter .................................................................................................................. 6
Testing an AC adapter ......................................................................................................................... 7
4 Using battery power
Inserting or removing the battery .......................................................................................................... 8
Charging a battery ................................................................................................................................ 9
Maximizing battery discharge time ..................................................................................................... 10
Managing low battery levels ............................................................................................................... 11
Identifying low battery levels .............................................................................................. 11
Resolving a low battery level ............................................................................................. 11
Resolving a low battery level when external power is available ........................ 11
Resolving a low battery level when a charged battery is available ................... 11
Resolving a low battery level when no power source is available ..................... 11
Resolving a low battery level when the computer cannot exit Hibernation ....... 12
Calibrating a battery ........................................................................................................................... 12
Step 1: Fully charge the battery ......................................................................................... 12
Step 2: Disable Hibernation and Suspend ......................................................................... 12
Step 3: Discharge the battery ............................................................................................ 13
Step 4: Fully recharge the battery ...................................................................................... 13
Step 5: Reenable Hibernation and Suspend ..................................................................... 13
Conserving battery power .................................................................................................................. 14
Storing a battery ................................................................................................................................. 14
Disposing of a used battery ................................................................................................................ 14
Replacing the battery ........................................................................................................................ 14
5 Shutting down the computer
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