HP Dv7-1275dx Power Management - Windows Vista

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  • HP Dv7-1275dx | Power Management - Windows Vista - Page 1
    Power Management User Guide
  • HP Dv7-1275dx | Power Management - Windows Vista - Page 2
    © Copyright 2008 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
  • HP Dv7-1275dx | Power Management - Windows Vista - 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
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    iv Product notice
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    battery power Finding battery information in Help and Support 7 Displaying the remaining battery charge 8 Inserting or removing the battery ...9 Charging a battery ...11 Managing low battery levels ...12 Identifying low battery levels 12 Resolving a low battery level 12 Resolving a low battery
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    Connecting the AC adapter ...21 4 Shutting down the computer Index ...23 vi
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    the Sleep state for an extended 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
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    power, 1,080 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 fn+f5. - or - Click Start, click the arrow
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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
  • HP Dv7-1275dx | Power Management - Windows Vista - Page 10
    power plan. Viewing the current power plan ▲ Move the pointer over the battery meter icon in the notification area, at the far right of the taskbar 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. -
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    Setting password protection on wakeup To set the computer 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
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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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    , 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 Help and
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    . - or - View the estimated number of minutes of battery charge remaining in Windows Mobility 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
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    of information, initiate Hibernation or shut down the computer through Windows before removing the battery. To insert the battery: 1. Turn the computer upside down on a flat surface, with the battery bay away from you. 2. Insert the battery into the battery bay (1) and rotate it downward until it is
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    3. Pivot the battery (2) upward and remove it from the computer (3). 10 Chapter 2 Using battery power
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    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 off or in use, but it charges faster when the computer is off. Charging may take
  • HP Dv7-1275dx | Power Management - Windows Vista - Page 18
    Options in Windows Control Panel. Preferences set using Power Options do not affect lights. Identifying low battery levels When a battery that is the ● AC adapter ● Optional expansion product or docking device ● Optional power adapter Resolving a low battery level when a charged battery is
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    a low battery level when the computer cannot exit Hibernation When the computer lacks sufficient power to exit Hibernation, follow these steps: 1. Insert a charged battery or plug the computer into external power. 2. Exit Hibernation by briefly pressing power button. Managing low battery levels 13
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    whether the computer is off or in use, but it charges faster when the computer is off. To fully charge the battery: 1. Insert the battery into the computer. 2. Connect the computer to an AC adapter, optional power adapter, optional expansion product, or optional docking device, and then plug the
  • HP Dv7-1275dx | Power Management - Windows Vista - Page 21
    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
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    7. Click OK. 8. Click Save changes. 16 Chapter 2 Using battery power
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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 your work, initiate Sleep or Hibernation, or shut down the computer. Conserving battery power 17
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    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. 18 Chapter 2 Using
  • HP Dv7-1275dx | Power Management - Windows Vista - Page 25
    fire or burns, do not disassemble, crush, or puncture a battery; short 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
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    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
  • HP Dv7-1275dx | Power Management - Windows Vista - Page 27
    ) 3pin 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
  • HP Dv7-1275dx | Power Management - Windows Vista - Page 28
    system, and then turns off the display and computer. Shut down the computer under any of the following conditions: ● When you need to replace the battery or access components inside the computer ● When you are connecting an external hardware device that does not connect to a USB port ● When the
  • HP Dv7-1275dx | Power Management - Windows Vista - Page 29
    AC adapter, connecting 21 B battery calibrating 14 charging 11, 14 conserving power 17 disposing 19 inserting 9 low battery levels 12 recharging 15 removing 9 storing 18 battery light 11, 12 battery power 6 battery release latches 9 battery temperature 18 C calibrating battery 14 charging batteries
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Power Management
User Guide