Initiating Standby ...............................................................................................

48

Switching the screen image ..............................................................................

49

Decreasing screen brightness ...........................................................................

49

Increasing screen brightness ............................................................................

49

Initiating QuickLock ...........................................................................................

49

Muting speaker sound .......................................................................................

50

Decreasing speaker volume ..............................................................................

50

Increasing speaker volume ...............................................................................

50

8 Power management

 

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

51

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

51

Initiating and exiting Standby ............................................................................

51

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

52

Using power schemes .......................................................................................................

52

Viewing the current scheme ..............................................................................

52

Selecting a different power scheme ..................................................................

53

Customizing power schemes ............................................................................

53

Setting password protection upon exiting Standby ............................................................

53

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

53

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

54

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

54

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

55

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

55

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

56

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

57

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

57

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

57

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

59

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

59

Resolving a low battery level when a charged battery is

 

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

59

Resolving a low battery level when no power source is

 

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

59

Resolving a low battery level when the computer cannot exit

 

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

59

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

59

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

59

Step 2: Disable Hibernation and Standby .........................................................

60

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

60

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

61

Step 5: Reenable Hibernation and Standby ......................................................

61

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

61

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

61

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

62

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

62

9 Security

 

Protecting the computer .....................................................................................................................

63

Using passwords ................................................................................................................................

63

vii