Hp Presario V3000 Notebook Pc Series Power Manual English (655.55KB)

Presario V3000 Notebook PC series Language

Download Hp Presario V3000 Notebook Pc Series Power Manual English (655.55KB)

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User Guide - Page 1

Power User Guide

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- Page 2

© Copyright 2006 Hewlett-Packard Development Company, L.P. Microsoft and Windows are U.S. registered trademarks of Microsoft Corporation. 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: May 2006 Document Part Number: 412265-001

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Table of contents - Page 3

Table of contents 1 Power control and light locations 2 Power sources Connecting the AC adapter .................................................................................................................. 4 3 Standby and hibernation Standby ................................................................................................................................................ 5 Hibernation ........................................................................................................................................... 6 Initiating standby, hibernation or shutdown .......

Index - Page 4

Identifying low-battery conditions ....................................................................................... 24 Low-battery condition ........................................................................................ 24 Critical low-battery condition ............................................................................. 24 Resolving low-battery conditions ....................................................................................... 25 When external power is available ..................................................................... 25 When a charged ..

Component - Page 5

1 Power control and light locations The following illustration and table identify and describe the power control and light locations. NOTE Your computer may look slightly different from the illustration in this chapter. Component Description (1) 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. If the computer has stopped responding and Microsoft® Windows® shutdown procedures cannot be used, press ENWW 1

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Component - Page 6

Component Description and hold the power button for at least 5 seconds to turn off the computer. (2) Power lights* (2) On: The computer is on. Blinking: The computer is in standby. Off: The computer is off or in hibernation. (3) fn+f5 Initiates standby. (4) Battery light On: A battery is charging. Blinking: A battery that is the only available power source has reached a low-battery condition or a critical low-battery condition. 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 p..

ENWW - Page 7

2 Power sources The computer can run on internal or external AC power. The following table indicates the best power sources for common tasks. Task Recommended power source Work in most software applications ● Charged battery in the computer ● External power supplied through 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! D..

Connecting the AC adapter - Page 8

Connecting the AC adapter WARNING! To reduce the risk of electric shock or damage to the equipment: Plug the power cord into an AC outlet that is easily accessible at all times. Disconnect power from the computer by unplugging the power cord from the AC outlet (not by unplugging the power cord from 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. It is possible to receive an e..

Standby - Page 9

3 Standby and hibernation Standby and hibernation are energy-saving features that conserve power and reduce startup time. They can be initiated by you or by the system. Standby CAUTION To avoid a complete battery discharge, do not leave the computer in standby for extended 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, you..

Hibernation - Page 10

Hibernation CAUTION If the configuration of the computer is changed during hibernation, resuming from hibernation may not be possible. When the computer is in hibernation: Do not connect the computer to or disconnect the computer from an optional expansion product. Do not add or remove memory modules. Do not insert or remove any hard drives or optical drives. Do not connect or disconnect external devices. Do not insert or remove external media cards. Hibernation saves your work to a hibernation file on the hard drive, and then shuts down the computer. The power lights are turned off. When y..

Initiating standby, hibernation or shutdown - Page 11

Initiating standby, hibernation or shutdown The following sections explain when to initiate standby or hibernation and when to shut down the computer. NOTE You cannot initiate any type of networking communications or perform any computer functions while the computer is in standby or hibernation. When you leave your work 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, it uses less power than when it is on. Your work returns instantly to the screen when you resume from standby. Initiating hibernatio..

ENWW - Page 12

8 Chapter 3 Standby and hibernation ENWW

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Turning the computer or display on or off - Page 13

4 Factory power settings This section explains the factory standby, hibernation, and shutdown procedures. Turning the computer or display on or off Task Procedure Result Turn on the computer. Press the power button. ● The power lights are turned on. ● The operating system loads. Shut down the computer.* 1. Save your work and close all open applications. 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 disp..

Initiating or resuming from standby - Page 14

Initiating or resuming from standby Task Procedure Result Initiate standby. ● With the computer on, press fn+f5 . ● Select Start > Turn Off Computer > Stand by .* In Windows XP Professional, if Stand by is not displayed: a. Click the down arrow. b. Select Stand by from the list. c. Click OK . ● The power lights blink. ● The screen clears. Allow the system to initiate standby. No action required. ● If the computer is running on battery power, the system initiates standby after 10 minutes of computer inactivity (factory setting). ● If the computer is plugged into external po..

Start > Control Panel > Performance and - Page 15

Initiating or restoring from hibernation Hibernation cannot be initiated unless it is enabled. Hibernation is enabled by default. To verify that hibernation remains enabled, Select Start > Control Panel > Performance and Maintenance > Power Options > Hibernate tab. If hibernation is enabled, the Enable hibernation check box is selected. Task Procedure Result Initiate hibernation. ● Press the power button. – or – ● Select Start > Turn Off Computer .* Then, hold down the shift key as you select Hibernate . In Windows XP Professional, if hibernate is not displayed: a. Cl..

ENWW - Page 16

12 Chapter 4 Factory power settings ENWW

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Accessing Power Options Properties - Page 17

5 Power options You can change many factory power settings in Windows Control Panel. For example, you can set an audio alert to warn you when the battery reaches a low-power condition, or you can change the factory settings for the power button. When the computer is on: ● Pressing fn+f5 , called the "sleep button" by the operating system, initiates standby. ● By default, 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 Me..

Displaying the Power Meter icon - Page 18

Displaying the Power Meter icon The Power Meter icon is set at the factory to display in the notification area, at the far right of the taskbar. The icon changes shape to indicate whether the computer is running on battery or external power. To remove the Power Meter icon from the notification area: 1. Right-click the Power Meter icon in the notification area, and then click Adjust 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 >..

Setting or changing a power scheme - Page 19

Setting or changing a power scheme The Power Schemes tab in the Power Options Properties dialog box assigns power levels to system components. You can assign different schemes, depending on whether the computer is running on battery or external power. You can also set a power scheme that initiates standby or turns off the display or hard drive after a time interval that you specify. To set a power scheme: 1. Right-click the Power Meter icon in the notification area, and then click Adjust Power Properties . 2. Click the Power Schemes tab. 3. Select the power scheme you want to modify, and ad..

ENWW - Page 20

16 Chapter 5 Power options ENWW

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CAUTION - Page 21

6 Processor performance controls CAUTION To prevent overheating, do not obstruct vents. Use the computer only on a hard, flat surface. Do not allow another hard surface, such as a printer, or a soft surface, such as pillows, thick rugs, or clothing, to block the airflow. Overheating can damage the computer and reduce processor performance. NOTE In some cases, a computer may operate at a higher speed on external power than on battery power. If the battery power is extremely low, the computer may attempt to conserve power by reducing processor speed and graphics performance. Windows XP enable..

ENWW - Page 22

Power scheme Processor performance while on external power Processor performance while on battery 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

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fn+f8 - Page 23

7 Batteries When a charged battery is in the computer and the computer is not plugged into external power, the computer runs on battery power. When the computer is plugged into external AC power, the computer runs on AC power. If the computer contains a charged battery and is running on external AC power supplied through the AC adapter, the computer switches 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. To increase display brightness, use the fn+f8 hotkey or reco..

Inserting or removing a battery - Page 24

Inserting or removing a battery CAUTION To prevent loss of information when removing a battery that is the sole power source, initiate hibernation or turn off the computer before removing the battery. NOTE Batteries vary in appearance by model. To insert a battery: 1. Turn the computer upside down on a flat surface, with the battery bay to your left. 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, wi..

ENWW - Page 25

3. Pivot the battery (2) away from the computer and remove it from the computer (3) . ENWW Inserting or removing a battery 21

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Obtaining accurate charge information - Page 26

Charging a battery To prolong battery life and optimize the accuracy of battery charge displays: WARNING! Do not charge the computer battery on board aircraft. ● If you are charging a new battery: ● Charge the battery while the computer is plugged into external power through the AC adapter. ● When you charge the battery, charge it fully before turning on the computer. ● If you are charging an in-use battery: ● When you charge the battery, charge it until the battery charge light is turned off. NOTE If the computer is on while the battery is charging, the power meter may show 100 p..

Displaying charge information on the screen - Page 27

Displaying charge information on the screen This section explains how to access and interpret battery charge indicators. Viewing charge displays To view information about the status of any battery in the computer: ● Double-click the Power Meter icon in the notification area, at the far right of the taskbar. – or – ● Select Start > Control Panel > Performance and Maintenance > Power Options > Power Meter tab. Interpreting charge indicators Most charge indicators report battery status as both a percentage and as the number of minutes of charge remaining: ● The percentage..

Identifying low-battery conditions - Page 28

Managing low-battery conditions The information in this section describes the alerts and system responses set at the factory. Some low- battery condition alerts and system responses can be changed using Power Options in Windows Control Panel. Preferences set using Power Options do not affect lights. Identifying low-battery conditions This section explains how to identify low-battery and critical low-battery conditions. Low-battery condition When a battery that is the sole power source for the computer reaches a low-battery condition, the battery light blinks. Critical low-battery condition ..

Resolving low-battery conditions - Page 29

Resolving low-battery conditions CAUTION To reduce the risk of losing information when the computer reaches a critical low- battery condition and has initiated hibernation, do not restore power until the power lights are turned off. When external power is available To resolve a low-battery condition when external power is available, connect one of the following: ● AC adapter ● Optional expansion product ● Optional power adapter When a charged battery is available To resolve a low-battery condition when a charged battery is available: 1. Turn off the computer or initiate hibernation. 2..

Step 1: Charging the battery - Page 30

Calibrating a battery When to calibrate Even if a battery is heavily used, it should not be necessary to calibrate it more than once a month. It is not necessary to calibrate a new battery. Calibrate a battery under the following conditions: ● When battery charge displays seem inaccurate ● When you observe a significant change in battery run time ● When the battery has been unused for one month or more How to calibrate Three steps are involved in calibrating a battery: fully charging, fully discharging, and then fully recharging. Step 1: Charging the battery A battery can charge wheth..

Step 2: Discharging the battery - Page 31

Step 2: Discharging the battery Before you begin a full discharge, disable hibernation. To disable hibernation: 1. Select Start > Control Panel > Performance and Maintenance > Power Options > Hibernate tab. 2. Clear the Enable hibernation check box. 3. Click Apply . The computer must remain on while the battery is being discharged. The battery can discharge whether or not you are using the computer but will discharge faster while the computer is in use. ● If you plan to leave the computer unattended during the discharge, save your information before beginning the discharge pro..

Step 3: Recharging the battery - Page 32

Step 3: Recharging the battery To recharge the battery: 1. Plug the computer into external power and maintain external power until the battery is fully recharged. When the battery is recharged, the battery light on the computer is turned off. You can use the computer while the battery is recharging, but the battery will charge faster if the computer is off. 2. If the computer is off, turn it on when the battery 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 record..

Conserving power as you work - Page 33

Conserving battery power Using the battery conservation procedures and settings described in this section extends the time that a battery can run the computer from a single charge. Conserving power as you work To conserve power as you use the computer: ● Turn off wireless and local area network (LAN) connections and exit modem applications when you are not using them. ● Disconnect external devices that you are not using that are not plugged into an external power source. ● Stop, disable, or remove any external media cards that you are not using. ● Disable or remove an inserted digit..

Regulatory, Safety, and Environmental Notices - Page 34

Storing a battery WARNING! To avoid potential safety issues, use only the battery provided with the computer, a replacement battery provided by HP, or a compatible battery purchased as an accessory from HP. CAUTION To prevent damage to a battery, do not expose it to high temperatures for extended periods of 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 mor..

Index - Page 35

Index A AC adapter 4 B battery battery power vs. AC power 19 calibrating 26 charging 22, 26 conserving power 29 disposing of 30 inserting 20 low-battery conditions 24 monitoring charge 22 recharging 28 removing 20 storing 30 using 19 battery light 2, 22, 24 battery release latch 20 button, power 1 C calibration, battery 26 charging battery 22 computer display, turning on or off 9 connecting external power 4 conservation, power 29 critical low-battery condition 24 D display switch, identifying 2 drive media 7 E emergency shutdown procedures 9 F factory power settings 9 fn+f5 key, identifying..

ENWW - Page 36

32 Index ENWW

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