HP ProBook 4320s Notebook-PC - Manual (Page 8)

The optical disc tray does not open for removal of a CD, DVD, or BD ............. 61
The computer does not detect the optical drive ................................................ 62
Preventing playback disruptions ....................................................................... 62
A disc does not play .......................................................................................... 63
A disc does not play automatically .................................................................... 63
A movie stops, skips, or plays erratically .......................................................... 64
A movie is not visible on an external display ..................................................... 64
The process of burning a disc does not begin, or it stops before
completion ......................................................................................................... 64
A device driver must be reinstalled ................................................................... 65
Obtaining the latest HP device drivers ............................................. 65
Obtaining Microsoft device drivers ................................................... 65
Webcam ............................................................................................................................................. 66
Webcam tips ...................................................................................................................... 66
Adjusting webcam properties ............................................................................................. 66
5 Power management ...................................................................................................................................... 68
Setting power options ......................................................................................................................... 68
Using power-saving states ................................................................................................. 68
Initiating and exiting Standby ............................................................................ 68
Initiating and exiting Hibernation ....................................................................... 69
Using the Power Meter ...................................................................................................... 69
Using power schemes ....................................................................................................... 70
Viewing the current scheme .............................................................................. 70
Selecting a different power scheme .................................................................. 70
Customizing power schemes ............................................................................ 70
Setting password protection upon exiting Standby ............................................................ 71
Using external AC power .................................................................................................................... 72
Connecting the AC adapter ............................................................................................... 72
Using battery power ........................................................................................................................... 73
Finding battery information in Help and Support ............................................................... 73
Using Battery Check .......................................................................................................... 73
Displaying the remaining battery charge ........................................................................... 74
Inserting or removing the battery ....................................................................................... 74
Charging a battery ............................................................................................................. 75
Maximizing battery discharge time .................................................................................... 76
Managing low battery levels .............................................................................................. 76
Identifying low battery levels ............................................................................. 76
Resolving a low battery level ............................................................................. 78
Resolving a low battery level when external power is available ....... 78
Resolving a low battery level when a charged battery is
available ........................................................................................... 78
Resolving a low battery level when no power source is
available ........................................................................................... 78
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