HP G72-100 - Notebook PC

Webcam tips ...................................................................................................................... 46
Adjusting webcam properties ............................................................................................. 46
Troubleshooting .................................................................................................................................. 48
The optical disc tray does not open for removal of a CD, DVD, or BD .............................. 48
A disc does not play automatically ..................................................................................... 48
A DVD movie stops, skips, or plays erratically .................................................................. 49
A DVD movie is not visible on an external display ............................................................. 49
The process of burning a disc does not begin, or it stops before completion .................... 49
A DVD playing in Windows Media Player produces no sound or display .......................... 50
A device driver must be reinstalled .................................................................................... 50
Obtaining the latest HP device drivers .............................................................. 50
Obtaining the latest Windows device drivers .................................................... 51
5 Power management
Setting power options ......................................................................................................................... 52
Using power-saving states ................................................................................................. 52
Initiating and exiting Sleep ................................................................................ 53
Initiating and exiting Hibernation ....................................................................... 53
Using the battery meter ..................................................................................................... 54
Using power plans ............................................................................................................. 54
Viewing the current power plan ......................................................................... 54
Selecting a different power plan ........................................................................ 54
Customizing power plans .................................................................................. 54
Setting password protection on wakeup ............................................................................ 55
Using external AC power .................................................................................................................... 56
Connecting the AC adapter ............................................................................................... 57
Testing an AC adapter ....................................................................................................... 58
Using battery power ........................................................................................................................... 59
Finding battery information in Help and Support ............................................................... 59
Using Battery Check .......................................................................................................... 59
Displaying the remaining battery charge ........................................................................... 60
Inserting or removing the battery ....................................................................................... 60
Charging a battery ............................................................................................................. 61
Maximizing battery discharge time .................................................................................... 62
Managing low battery levels .............................................................................................. 62
Identifying low battery levels ............................................................................. 62
Resolving a low battery level ............................................................................. 63
Resolving a low battery level when external power is available ....... 63
Resolving a low battery level when a charged battery is
available ........................................................................................... 63
Resolving a low battery level when no power source is
available ........................................................................................... 63
Resolving a low battery level when the computer cannot exit
Hibernation ....................................................................................... 63
vii