Compaq Presario C700 Power Management - Windows Vista

Compaq Presario C700 - Notebook PC Manual

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  • Compaq Presario C700 | Power Management - Windows Vista - Page 1
    Power Management User Guide
  • Compaq Presario C700 | Power Management - Windows Vista - Page 2
    © Copyright 2007 Hewlett-Packard Development Company, L.P. Windows is a U.S. registered trademark 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
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    Product notice This user guide describes features that are common to most models. Some features may not be available on your computer. iii
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    iv Product notice
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    Disable Hibernation and Sleep 15 Step 3: Discharge the battery 16 Step 4: Fully recharge the battery 17 Step 5: Reenable Hibernation and Sleep 17 Conserving battery power ...18 Storing a battery ...19 Disposing of a used battery ...20 4 Using external AC power Connecting the AC adapter ...22 v
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    5 Shutting down the computer Index ...24 vi
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    briefly to exit Sleep. ● When the computer is in Hibernation, press the power button briefly to exit Hibernation. If the computer has stopped responding and Windows® shutdown procedures are ineffective, press and hold the power button for at least 5 seconds to turn off the computer. To learn more
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    computer are fully charged. If the computer is not plugged into an external power source, the light stays off until the battery reaches a low battery level. *The 2 power lights display the same information. The light on the power button is visible only when the computer is open. The light on the
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    period or if the battery reaches a critical battery level while in the Sleep state, the computer initiates Hibernation. When Hibernation is initiated, your work is saved to a hibernation file on the hard drive and the computer turns off. CAUTION: To prevent possible audio and video degradation, loss
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    minutes of inactivity when running on battery power, 1080 minutes (18 hours) of inactivity when running on external power, or 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
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    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
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    system settings that manages how the computer uses power. Power plans can help you conserve power or maximize performance. You can change power plan settings or create your own power plan. Viewing the current power plan ▲ Move the pointer over the battery meter icon in the notification area, at the
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    to prompt for a password when the computer exits Sleep 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
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    . 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
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    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. Finding battery information in
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    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
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    Inserting or removing the battery CAUTION: Removing a battery that is the sole power source can cause loss of information. To prevent loss of information, initiate Hibernation or shut down the computer through Windows before removing the battery. To insert the battery: 1. Turn the computer upside
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    ! Do not charge the computer battery while you are onboard aircraft. The battery charges whenever the computer is plugged into external power through an AC adapter, an optional power adapter, an optional expansion product, or an optional docking device. The battery charges whether the computer is
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    can be changed using Power Options in Windows Control Panel. Preferences set using Power Options do not affect lights. Identifying low battery levels When a battery that is the sole power source for the computer reaches a low battery level, the battery light blinks. If a low battery level is not
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    Hibernation, do not restore power until the power lights turn off. Resolving a low battery level when external power is available ▲ Connect one of the following devices: ● AC adapter ● Optional expansion product or docking device ● Optional power adapter Resolving a low battery level when a charged
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    the computer. 2. Connect the computer to an AC adapter, optional power adapter, optional expansion product, or optional docking device, and then plug the adapter or device into external power. The battery light on the computer turns on. NOTE: The battery charges whether the computer is off or in use
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    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
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    plan, click Change plan settings. 3. Reenter the settings that you recorded for the items in the On battery column. 4. Click Change advanced power settings. 5. Click the plus sign next to Sleep, and then click the plus sign next to Hibernate after. 6. Reenter the setting that you recorded for
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    Conserving battery power ● Select low power-use settings through Power Options in Windows Control Panel. ● Turn off wireless and local area network (LAN) connections and exit modem applications when you are not using them. ● Disconnect external devices that are not plugged into an external power
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    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 more
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    ; 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. 20 Chapter 3 Using battery power
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    , use only the AC adapter provided with the computer, a replacement AC adapter provided by HP, or a compatible AC adapter purchased from HP. 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
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    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 adapter (2). 3. Plug the other end of the power cord into an AC outlet (3). 22 Chapter 4 Using external AC
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    to use the preceding shutdown procedures, try the following emergency procedures in the sequence provided: ● Press ctrl+alt+delete, and then click the Power button. ● Press and hold the power button for at least 5 seconds. ● Disconnect the computer from external power and remove the battery. 23
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    AC adapter, connecting 22 B battery calibrating 15 charging 12, 15 conserving power 18 disposing 20 inserting 11 low battery levels 13 recharging 17 removing 11 storing 19 battery light 2, 12, 13 battery power 8 battery release latch 11 battery temperature 19 buttons power 1 C calibrating battery 15
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Power Management
User Guide