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Using external AC power

External AC power is supplied through one of the following devices:

WARNING!

To reduce potential safety issues, use only the AC adapter provided with the computer,

a replacement AC adapter provided by HP, or a compatible AC adapter purchased from HP.

Approved AC adapter

Optional docking device or expansion product

Connect the computer to external AC power under any of the following conditions:

WARNING!

Do not charge the computer battery while you are onboard aircraft.

When you are charging or calibrating a battery

When you are installing or modifying system software

When you are writing information to a CD or DVD

When you connect the computer to external AC power, the following events occur:

The battery begins to charge.

If the computer is turned on, the battery meter icon in the notification area changes appearance.

When you disconnect external AC power, the following events occur:

The computer switches to battery power.

The display brightness is automatically decreased to save battery life. To increase display
brightness, press the 

fn+f8

 hotkey or reconnect the AC adapter.

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Chapter 2   Using external AC power

Summary of Contents for Pavilion dv3000 - Entertainment Notebook PC

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

Page 2: ...ion 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 March 2008 Document Part Numbe...

Page 3: ...Product notice This user guide describes features that are common to most models Some features may not be available on your computer iii ...

Page 4: ...iv Product notice ...

Page 5: ... battery 13 Charging a battery 14 Maximizing battery discharge time 15 Managing low battery levels 16 Identifying low battery levels 16 Resolving a low battery level 17 Resolving a low battery level when external power is available 17 Resolving a low battery level when a charged battery is available 17 Resolving a low battery level when no power source is available 17 Resolving a low battery level...

Page 6: ...4 Shutting down the computer Index 26 vi ...

Page 7: ...r an external media card NOTE You cannot initiate any type of networking connection or perform any computer functions while the computer is in the Sleep state or in Hibernation Initiating and exiting Sleep The system is set at the factory to initiate Sleep after 10 minutes of inactivity when running on battery power and 25 minutes of inactivity when running on external power Power settings and tim...

Page 8: ...r when the battery reaches a critical battery level Power settings and timeouts can be changed using Power Options in Windows Control Panel To initiate Hibernation Press fn f5 or a Click Start and then click the arrow next to the Lock button b Click Hibernate To exit Hibernation Press the power button The power lights turn on and your work returns to the screen where you stopped working NOTE If yo...

Page 9: ...ns or to change the power plan click the battery meter icon and select an item from the list Different battery meter icons indicate whether the computer is running on battery or external power The icon also displays a message if the battery has reached a critical battery level To hide or display the battery meter icon 1 Right click the taskbar and then click Properties 2 Click the Notification Are...

Page 10: ...plan Click the battery meter icon in the notification area and then select a power plan from the list or Select Start Control Panel System and Maintenance Power Options and then select a power plan from the list Customizing power plans 1 Click the battery meter icon in the notification area and then click More power options or Select Start Control Panel System and Maintenance Power Options 2 Selec...

Page 11: ...ep or Hibernation follow these steps 1 Select Start Control Panel System and Maintenance Power Options 2 In the left pane click Require a password on wakeup 3 Click Change Settings that are currently unavailable 4 Click Require a password recommended 5 Click Save changes Setting password protection on wakeup 5 ...

Page 12: ...ou are onboard aircraft When you are charging or calibrating a battery When you are installing or modifying system software When you are writing information to a CD or DVD When you connect the computer to external AC power the following events occur The battery begins to charge If the computer is turned on the battery meter icon in the notification area changes appearance When you disconnect exter...

Page 13: ...the 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 14: ... a flat surface with the battery bay toward you b Slide the battery release latches 1 to release the battery c Remove the battery 2 2 Connect the AC adapter to the computer and then plug it into an AC outlet 3 Turn on the computer If the power light turns on the AC adapter is functioning properly If the power light remains off the AC adapter is not functioning and should be replaced Contact HP tec...

Page 15: ...tness use the fn f8 hotkey or reconnect the AC adapter You can keep a battery in the computer or in storage depending on how you work Keeping the battery in the computer whenever the computer is plugged into AC power charges the battery and also protects your work in case of a power outage However a battery in the computer slowly discharges when the computer is off and unplugged from external powe...

Page 16: ... information Battery Check tool to test battery performance Information on calibration power management and proper care and storage to maximize battery life Information on battery types specifications life cycles and capacity To access battery information Select Start Help and Support Learning Center Battery information 10 Chapter 3 Using battery power ...

Page 17: ...k 1 Connect the AC adapter to the computer NOTE The computer must be connected to external power for Battery Check to function properly 2 Select Start Help and Support Troubleshooting tools Battery Check Battery Check examines the battery and its cells to see if they are functioning properly and then reports the results of the examination Using Battery Check 11 ...

Page 18: ...ity Center Click the battery meter icon and then click Windows Mobility Center or Select Start Control Panel Mobile PC Windows Mobility Center The time shown indicates the approximate running time remaining on the battery if the battery continues to provide power at the current level For example the time remaining will decrease when a DVD is playing and will increase when a DVD stops playing 12 Ch...

Page 19: ...y To insert the battery 1 Turn the computer upside down on a flat surface with the battery bay toward you 2 Slide the battery 1 into the battery bay until it is seated 3 The release latches 2 lock the battery in place To remove the battery 1 Turn the computer upside down on a flat surface with the battery bay toward you 2 Slide the battery release latches 1 to release the battery 3 Remove the batt...

Page 20: ...ollow these recommendations If you are charging a new battery charge it fully before turning on the computer Charge the battery until the battery light turns off NOTE If the computer is on while the battery is charging the battery meter in the notification area may show 100 percent charge before the battery is fully charged Allow the battery to discharge below 5 percent of a full charge through no...

Page 21: ...radually shortens as the battery storage capacity naturally degrades Tips for maximizing battery discharge time Lower the brightness on the display Check the Power saver setting in Power Options Remove the battery from the computer when it is not being used or charged Store the battery in a cool dry location Maximizing battery discharge time 15 ...

Page 22: ...computer reaches a low battery level the battery light blinks If a low battery level is not resolved the computer enters a critical battery level and the battery light continues to blink The computer takes the following actions for a critical battery level If Hibernation is enabled and the computer is on or in the Sleep state the computer initiates Hibernation If Hibernation is disabled and the co...

Page 23: ...tery level when a charged battery is available 1 Turn off the computer or initiate Hibernation 2 Remove the discharged battery and then insert a charged battery 3 Turn on the computer Resolving a low battery level when no power source is available Initiate Hibernation or Save your work and shut down the computer Resolving a low battery level when the computer cannot exit Hibernation When the compu...

Page 24: ...ery light on the computer turns on 3 Leave the computer plugged into external power until the battery is fully charged The battery light on the computer turns off Step 2 Disable Hibernation and Sleep 1 Click the battery meter icon in the notification area and then click More power options or Select Start Control Panel System and Maintenance Power Options 2 Under the current power plan click Change...

Page 25: ...rgy saving timeouts expect the following performance from the system during the discharge process The monitor will not turn off automatically Hard drive speed will not decrease automatically when the computer is idle System initiated Hibernation will not occur To discharge a battery 1 Unplug the computer from its external power source but do not turn off the computer 2 Run the computer on battery ...

Page 26: ...ON Failure to reenable Hibernation after calibration may result in a full battery discharge and information loss if the computer reaches a critical battery level 1 Click the battery meter icon in the notification area and then click More power options or Select Start Control Panel System and Maintenance Power Options 2 Under the current power plan click Change plan settings 3 Reenter the settings ...

Page 27: ... power source when you are not using them Stop disable or remove any external media cards that you are not using Use the fn f7 and fn f8 hotkeys to adjust screen brightness as needed If you leave your work initiate Sleep or Hibernation or shut down the computer Remove the battery from the computer when it is not being used or charged Purchase another battery and use it to extend overall battery op...

Page 28: ...f time If a computer will be unused and unplugged from external power for more than 2 weeks remove the battery and store it separately To prolong the charge of a stored battery place it in a cool dry place Calibrate a battery before using it if it has been stored for one month or more 22 Chapter 3 Using battery power ...

Page 29: ...rt the external contacts on a battery or dispose of a battery in fire or water Do not expose a battery to temperatures above 60 C 140 F Replace the battery only with a battery approved for this computer Refer to the Regulatory Safety and Environmental Notices for battery disposal information Disposing of a used battery 23 ...

Page 30: ...ll is not charging properly or when the battery storage capacity has reached a weak condition A message refers you to the HP Web site for more information about ordering a replacement battery If the battery is possibly covered by an HP warranty instructions include a warranty ID NOTE To ensure that you always have battery power when you need it HP recommends purchasing a new battery when the stora...

Page 31: ...used and disconnected from external power for an extended period To shut down the computer NOTE If the computer is in the Sleep state or in Hibernation you must first exit Sleep or Hibernation before shutdown is possible 1 Save your work and close all open programs 2 Click Start and then click the arrow next to the Lock button 3 Click Shut Down If the computer is unresponsive and you are unable to...

Page 32: ...emperature 22 C calibrating battery 18 charging batteries 14 18 connection external power 7 conservation power 21 critical battery level 16 D drive media 1 H Hibernation exiting 2 initiated during critical battery level 16 initiating 2 L low battery level 16 O operating system 25 P power connecting 7 conserving 21 S shutdown 25 shutting down 25 Sleep exiting 1 initiating 1 storing battery 22 T tem...

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