5 Power management

 

Setting power options .........................................................................................................................

46

Using power-saving states .................................................................................................

46

Initiating and exiting Sleep ................................................................................

47

Initiating and exiting Hibernation .......................................................................

47

Using the battery meter .....................................................................................................

48

Using power plans .............................................................................................................

48

Viewing the current power plan .........................................................................

48

Selecting a different power plan ........................................................................

48

Customizing power plans ..................................................................................

48

Setting password protection on wakeup ............................................................................

49

Using external AC power ....................................................................................................................

50

Connecting the AC adapter ...............................................................................................

51

Testing an AC adapter .......................................................................................................

52

Using battery power ...........................................................................................................................

53

Finding battery information in Help and Support ...............................................................

53

Using Battery Check ..........................................................................................................

53

Displaying the remaining battery charge ...........................................................................

54

Inserting or removing the battery .......................................................................................

54

Charging a battery .............................................................................................................

55

Maximizing battery discharge time ....................................................................................

56

Managing low battery levels ..............................................................................................

56

Identifying low battery levels .............................................................................

56

Resolving a low battery level .............................................................................

56

Resolving a low battery level when external power is available .......

56

Resolving a low battery level when a charged battery is

 

available ...........................................................................................

56

Resolving a low battery level when no power source is

 

available ...........................................................................................

57

Resolving a low battery level when the computer cannot exit

 

Hibernation .......................................................................................

57

Calibrating a battery ...........................................................................................................

57

Step 1: Fully charge the battery ........................................................................

57

Step 2: Disable Hibernation and Sleep .............................................................

57

Step 3: Discharge the battery ............................................................................

59

Step 4: Fully recharge the battery .....................................................................

59

Step 5: Reenable Hibernation and Sleep ..........................................................

60

Conserving battery power ..................................................................................................

60

Storing a battery ................................................................................................................

60

Disposing of a used battery ...............................................................................................

61

Replacing the battery .........................................................................................................

61

Switching between graphics modes (select models only) ..................................................................

62

Shutting down the computer ...............................................................................................................

63

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