The optical disc tray does not open for removal of a CD, DVD, or BD
.............
55
The computer does not detect the optical drive
................................................
56
A disc does not play
..........................................................................................
56
A disc does not play automatically
....................................................................
57
A movie stops, skips, or plays erratically
..........................................................
57
A movie is not visible on an external display
.....................................................
58
The process of burning a disc does not begin, or it stops before
completion
.........................................................................................................
58
A device driver must be reinstalled
...................................................................
58
Obtaining the latest HP device drivers
.............................................
58
Obtaining Microsoft device drivers
...................................................
59
Webcam (select models only)
............................................................................................................
60
Adjusting webcam properties
.............................................................................................
60
5
Power management
Setting power options
.........................................................................................................................
62
Using power-saving states
.................................................................................................
62
Initiating and exiting Standby
............................................................................
62
Initiating and exiting Hibernation
.......................................................................
63
Using the Power Meter
......................................................................................................
63
Using power schemes
.......................................................................................................
64
Viewing the current scheme
..............................................................................
64
Selecting a different power scheme
..................................................................
64
Customizing power schemes
............................................................................
65
Setting password protection upon exiting Standby
............................................................
65
Using Power Assistant (select models only)
......................................................................................
66
Starting Power Assistant
....................................................................................................
66
Using external AC power
....................................................................................................................
66
Connecting the AC adapter
...............................................................................................
67
Using battery power
...........................................................................................................................
68
Displaying the remaining battery charge
...........................................................................
68
Inserting or removing the battery
.......................................................................................
68
Charging a battery
.............................................................................................................
69
Maximizing battery discharge time
....................................................................................
70
Managing low battery levels
..............................................................................................
70
Identifying low battery levels
.............................................................................
71
Resolving a low battery level
.............................................................................
71
Resolving a low battery level when external power is available
.......
71
Resolving a low battery level when a charged battery is
available
...........................................................................................
71
Resolving a low battery level when no power source is
available
...........................................................................................
71
Resolving a low battery level when the computer cannot exit
Hibernation
.......................................................................................
71
Calibrating a battery
...........................................................................................................
72
Step 1: Fully charge the battery
........................................................................
72
Step 2: Disable Hibernation and Standby
.........................................................
72
Step 3: Discharge the battery
............................................................................
73
Step 4: Fully recharge the battery
.....................................................................
74
Step 5: Reenable Hibernation and Standby
......................................................
74
vii