HP Dv9233cl - Pavilion - Core 2 Duo 1.66 GHz User Manual Download | Manualshive

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Low-battery condition ........................................................................................ 23
Critical low-battery condition ............................................................................. 23

Resolving low-battery conditions ....................................................................................... 24

When external power is available ..................................................................... 24
When a charged battery pack is available ........................................................ 24
When no power source is available .................................................................. 24
When the computer cannot restore from hibernation ........................................ 24

Calibrating a battery pack ................................................................................................................... 25

When to calibrate ............................................................................................................... 25
How to calibrate ................................................................................................................. 25

Step 1: Charging the battery pack ..................................................................... 25
Step 2: Discharging the battery pack ................................................................ 26
Step 3: Recharging the battery pack ................................................................. 27

Conserving battery power .................................................................................................................. 28

Conserving power as you work .......................................................................................... 28
Selecting power conservation settings .............................................................................. 28

Storing a battery pack ........................................................................................................................ 29
Disposing of a used battery pack ....................................................................................................... 29

Index ................................................................................................................................................................... 31

iv

ENWW

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Summary of Contents for Dv9233cl - Pavilion - Core 2 Duo 1.66 GHz

Page 1: ...Power User Guide ...

Page 2: ...ense The information contained herein is subject to change without notice The only warranties for HP products and services are set forth in the express warranty statements accompanying such products and services Nothing herein should be construed as constituting an additional warranty HP shall not be liable for technical or editorial errors or omissions contained herein First Edition July 2006 Doc...

Page 3: ...es 10 Initiating or resuming from standby 11 Initiating or restoring from hibernation 12 5 Power options Accessing Power Options Properties 13 Displaying the Power Meter icon 14 Setting or changing a power scheme 15 Setting a security prompt 15 6 Processor performance controls 7 Batteries Inserting or removing a battery 20 Charging a battery pack 21 Monitoring the charge of the battery pack 21 Obt...

Page 4: ...hen the computer cannot restore from hibernation 24 Calibrating a battery pack 25 When to calibrate 25 How to calibrate 25 Step 1 Charging the battery pack 25 Step 2 Discharging the battery pack 26 Step 3 Recharging the battery pack 27 Conserving battery power 28 Conserving power as you work 28 Selecting power conservation settings 28 Storing a battery pack 29 Disposing of a used battery pack 29 I...

Page 5: ...mponent Description 1 Internal display switch Turns off the display and initiates standby if the display is closed while the computer is on 2 Power button When the computer is Off press to turn on the computer On press to enter hibernation In standby briefly press to exit standby In hibernation briefly press to exit hibernation ENWW 1 ...

Page 6: ...able power source has reached a low battery condition When the battery reaches a critical low battery condition the battery light begins blinking rapidly Off If the computer is plugged into an external power source the light is turned off when all batteries in the computer are fully charged If the computer is not plugged into an external power source the light stays off until the battery reaches a...

Page 7: ...h one of the following devices AC adapter included with the computer Optional expansion product Optional power adapter Charge or calibrate a battery in the computer External power supplied through AC adapter included with the computer Optional expansion product Optional power adapter WARNING Do not charge the computer battery while you are onboard aircraft Install or modify system software or writ...

Page 8: ...he computer If provided with a 3 pin attachment plug on the power cord plug the cord into a grounded earthed 3 pin outlet Do not disable the power cord grounding pin for example by attaching a 2 pin adapter The grounding pin is an important safety feature To connect the computer to external AC power 1 Plug the AC adapter into the power connector 1 on the computer 2 Plug the power cord into the AC ...

Page 9: ...nded periods Connect the computer to an external power source Standby reduces power to system components that are not in use When standby is initiated your work is stored in random access memory RAM and then the screen is cleared When the computer is in standby the power lights blink When you resume from standby your work returns to the screen where you left off CAUTION To reduce the risk of infor...

Page 10: ...f If a power on password has been set the password must be entered to restore from hibernation CAUTION To reduce the risk of information loss save your work before initiating hibernation You can disable hibernation However if hibernation is disabled and the system reaches a low battery condition the system will not automatically save your work while power is on or when standby has been initiated U...

Page 11: ...rive and then shuts down the computer When the computer is in hibernation it uses much less power than when it is in standby When the computer will be unused and disconnected from external power for an extended period shut down the computer and remove the battery pack to extend the life of the battery pack When a reliable power supply is unavailable Be sure that hibernation remains enabled especia...

Page 12: ...ation interfere with the use of Bluetooth and WLAN communication and media Note the following guidelines If the computer is in standby or hibernation you cannot initiate a Bluetooth or WLAN transmission If standby or hibernation is accidentally initiated during playback of a medium such as a CD a DVD or an external media card Your playback may be interrupted You may see the following warning messa...

Page 13: ... programs 2 Shut down the computer through the operating system by selecting Start Turn Off Computer Turn Off The power lights are turned off The operating system shuts down The computer is turned off Turn off the display while the power is on Close the computer Closing the computer activates the display switch which initiates standby If you have been registered to a network domain the button you ...

Page 14: ...ndows shutdown procedures try the following emergency procedures in the sequence provided Press ctrl alt delete Then select Shut Down Turn Off Press and hold the power button for at least 5 seconds Disconnect the computer from external power and remove the battery pack For more information about removing and storing a battery pack refer to Batteries 10 Chapter 4 Power settings ENWW ...

Page 15: ...andby after 10 minutes of computer inactivity default setting If the computer is plugged into external power the system initiates standby after 25 minutes of computer inactivity default setting NOTE Power settings and timeouts can be changed using Power Options in Windows Control Panel The power lights blink The screen clears Resume from user initiated or system initiated standby Press the power b...

Page 16: ...ion enabled No action required If the computer is running on battery power the system initiates hibernation After 30 minutes of computer inactivity When the battery pack reaches a critical low battery condition NOTE Power settings and timeouts can be changed using Power Options in Windows Control Panel The power lights are turned off The screen clears Restore from user initiated or system initiate...

Page 17: ... the sleep button by the operating system initiates standby The display switch turns off the display and initiates standby The display switch is activated by closing the display Accessing Power Options Properties To access Power Options Properties Right click the Power Meter icon in the notification area at the far right of the taskbar and then click Adjust Power Properties or Select Start Control...

Page 18: ...st Power Properties 2 Click the Advanced tab 3 Clear the Always show icon on the taskbar check box 4 Click Apply and then click OK To show the Power Meter icon in the notification area 1 Select Start Control Panel Performance and Maintenance Power Options 2 Click the Advanced tab 3 Select the Always show icon on the taskbar check box 4 Click Apply and then click OK NOTE If you cannot see an icon y...

Page 19: ... notification area and then click Adjust Power Properties 2 Click the Power Schemes tab 3 Select the power scheme you want to modify and adjust options in the lists on the screen 4 Click Apply Setting a security prompt You can add a security feature that prompts you for a password when the computer is turned on resumes from standby or restores from hibernation To set a password prompt 1 Right clic...

Page 20: ...16 Chapter 5 Power options ENWW ...

Page 21: ...wer scheme you select determines how the processor performs when the computer is plugged into external power or is running on battery power Each power scheme for external power or battery power sets a specific processor state After a power scheme has been set no other intervention is required to control the performance of the computer processor The following table describes the processor performan...

Page 22: ...attery power Max Battery Performance state is determined based on CPU demand CPU performance is lower when the Max Battery setting is selected however battery life will be extended It is recommended that you use the Portable Laptop power scheme 18 Chapter 6 Processor performance controls ENWW ...

Page 23: ...hes to battery power if the AC adapter is disconnected from the computer NOTE The display brightness is automatically decreased to save battery life when you disconnect AC power You can keep a battery in the computer or remove and store it depending on how you work Keeping the battery in the computer whenever the computer is plugged into external AC power charges the battery and protects your work...

Page 24: ...mputer upside down on a flat surface with the battery bay toward you 2 Insert the battery into the battery bay 1 and rotate it downward until it is seated 2 The battery release latch 3 automatically locks the battery into place To remove a battery 1 Turn the computer upside down on a flat surface with the battery bay toward you 2 Slide the battery release latch 1 to release the battery 3 Pivot the...

Page 25: ... the computer is off Charging may be delayed if a battery pack is new has been unused for 2 weeks or more or is much warmer or cooler than room temperature The battery light displays charge status On The battery pack is charging Blinking The battery pack has reached a low battery condition and is not charging Blinking rapidly The battery pack has reached a critical low battery condition and is not...

Page 26: ...percentage and as the number of minutes of charge remaining The percentage indicates the approximate amount of charge remaining in the battery pack The time indicates the approximate running time remaining on the battery pack if the battery pack continues to provide power at the current level For example the time remaining will decrease when you start playing a DVD and will increase when you stop ...

Page 27: ...ition the battery light blinks in an amber color Critical low battery condition If a low battery condition is not resolved the computer enters a critical low battery condition and the battery light blinks rapidly In a critical low battery condition If hibernation is enabled and the computer is on or in standby the computer initiates hibernation If hibernation is disabled and the computer is on or ...

Page 28: ...lable To resolve a low battery condition when a charged battery pack is available 1 Turn off the computer or initiate hibernation 2 Insert a charged battery pack 3 Turn on the computer When no power source is available To resolve a low battery condition when no power source is available Initiate hibernation or Save your work and shut down the computer When the computer cannot restore from hibernat...

Page 29: ...fully discharging and then fully recharging Step 1 Charging the battery pack A battery pack can charge whether the computer is off or in use but it will charge faster when the computer is off WARNING Do not charge the computer battery pack while you are onboard aircraft To charge the battery pack 1 Insert the battery pack into the computer 2 Connect the computer to an AC adapter optional power ada...

Page 30: ...tor will not turn off automatically Hard drive speed will not decrease automatically when the computer is idle System initiated hibernation will not occur To fully discharge a battery pack 1 Right click the Power Meter icon in the notification area at the far right of the taskbar and then click Adjust Power Properties or Select Start Control Panel Performance and Maintenance Power Options 2 Record...

Page 31: ...ery pack is fully charged and the battery light is turned off 3 Select Start Control Panel Performance and Maintenance Power Options 4 Reenter the settings that you recorded for the items in the Plugged in column and the Running on batteries column 5 Click OK CAUTION After calibrating the battery pack reenable hibernation Failure to reenable hibernation may result in a complete battery discharge a...

Page 32: ...fn f8 and fn f7 hotkeys to adjust screen brightness as you need it Use optional powered speakers instead of the internal speakers or adjust system volume as you need it Press fn f4 to switch the screen image from the computer display to an external display device If you leave your work initiate standby or hibernation or shut down the computer Selecting power conservation settings To set the comput...

Page 33: ...separately To prolong the charge of a stored battery pack place it in a cool dry place Calibrate a battery pack before using it if it has been stored for one month or more Disposing of a used battery pack WARNING To reduce the risk of fire or burns do not disassemble crush or puncture a battery pack short the external contacts on a battery pack or dispose of a battery pack in fire or water Do not ...

Page 34: ...30 Chapter 7 Batteries ENWW ...

Page 35: ...23 initiating 12 restoring from 12 when to use 6 hibernation file 6 I infrared communication 8 internal display switch identifying 1 L lights battery 2 power 2 low battery condition 23 O operating system 9 optional power adapter 3 25 P passwords security 15 power connecting 4 conserving 28 control and light locations 1 schemes 15 setting preferences 13 sources 3 power adapter 3 power button 1 powe...

Page 36: ...W writable media 8 32 Index ENWW ...

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