HP CQ35-406TU, CQ35-304TU, CQ36-108TX, CQ36-109TX, CQ36-106TX, CQ36-104TX, CQ35-406TX Power management

The computer does not detect the optical drive	49
A disc does not play	50
A disc does not play automatically	51
A movie stops, skips, or plays erratically	51
A movie is not visible on an external display	51
The process of burning a disc does not begin, or it stops before completion	51
A DVD playing in Windows Media Player produces no sound or picture	52
A device driver must be reinstalled	52
Obtaining the latest HP device drivers	52
Obtaining the latest Windows device drivers	53
5 Power management
Setting power options	54
Using power-saving states	54
Initiating and exiting Sleep	54
Initiating and exiting Hibernation	55
Using the battery meter	55
Using power plans	56
Viewing the current power plan	56
Selecting a different power plan	56
Customizing power plans	56
Setting password protection on wakeup	56
Using external AC power	57
Connecting the AC adapter	57
Testing an AC adapter	58
Using battery power	58
Identifying batteries	59
Finding battery information in Help and Support	59
Using Battery Check	59
Displaying the remaining battery charge	59
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	62
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
Calibrating a battery	63

vii