Compaq Presario CQ35-400 User Guide - Windows 7 - Page 7

Using Battery Check, Power management - driver

Page 7 highlights

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

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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