User manual HP COMPAQ NW9440

[. . . ] Getting Started HP Compaq Notebook PC Document Part Number: 394523-001 March 2006 This guide explains how to set up your hardware and software, and begin using the computer in Microsoft® Windows®. Enhanced For Accessibility © Copyright 2006 Hewlett-Packard Development Company, L. P. registered trademarks of Microsoft Corporation. Bluetooth is a trademark owned by its proprietor and used by Hewlett-Packard Company under license. The information contained herein is subject to change without notice. [. . . ] The suggestions below may help you determine why the computer will not start up: If the computer is plugged into an AC outlet, verify that the AC outlet is providing adequate power by plugging another electrical device into the outlet. If the power light on the front of the computer is blinking rapidly, replace the AC adapter with one having a higher power rating, and then plug the adapter into an AC outlet. If the computer is running on battery power or is plugged into an external power source other than an AC outlet, plug the computer into an AC outlet using the AC adapter. Be sure the power cord and AC adapter connections are secure. If the computer is running on battery power: Remove the primary battery pack and travel battery pack (if applicable) and plug the computer into an AC outlet using the AC adapter. If the computer starts up, one of the battery packs may need to be replaced. If the battery light on the front of the computer is blinking, the battery pack has reached a low-battery condition, which may not allow the computer to start up. Plug the computer to an AC outlet using the AC adapter to start the computer and allow the battery to charge. 3­2 Getting Started Troubleshooting Is the computer screen blank? If you have not turned off the computer but the screen is blank, the computer may be in standby or hibernation, may not be set to display the image on the computer screen, or the display switch may not be functioning properly. The suggestions below may help you determine why the computer screen is blank: To resume from standby or restore from hibernation, briefly press the power button. Standby and hibernation are energy-saving features that can turn off the display. Standby and hibernation can be initiated by the system while the computer is in Microsoft Windows but is not in use, or when the computer has reached a low-battery condition. To change these and other power settings, select Start > Control Panel > Performance and Maintenance > Power Options. To transfer the image to the computer screen, press fn+f4. On most models, when an optional external display device, such as a monitor, is connected to the computer, the image can be displayed on the computer screen or the external display, or on both devices simultaneously. When you press fn+f4 repeatedly, the image alternates among the computer display, one or more external display devices, and simultaneously displays on all devices. Press the display switch on the computer to confirm that it moves freely. The display switch is normally located on the upper-left corner of the keyboard. Getting Started 3­3 Troubleshooting Is software functioning abnormally? If the software becomes unresponsive or responds abnormally: Restart the computer: In Windows XP Home, select Start > Turn Off Computer > Restart. In Windows XP Professional, select Start > Turn Off Computer > Restart > OK. (If you have been registered to a domain, the button you click will be called Shut Down instead of Turn Off Computer. ) If you cannot restart the computer using these procedures, refer to the next section, "Is the computer turned on, but is not responding?" Run a virus scan. For information about using the antivirus resources on your computer, refer to "Protect the computer from viruses" in the Chapter 2, "Next steps. " 3­4 Getting Started Troubleshooting Is the computer turned on, but is not responding? If the computer is turned on, but is not responding to software applications or keyboard commands, try first to shut down the computer through the operating system by selecting Start > Turn Off Computer > Turn Off. (If you have been registered to a domain, the button you click will be called Shut Down instead of Turn Off Computer. ) If the computer remains unresponsive, try the emergency shutdown procedures in the following sequence: 1. If the computer is in Windows, press ctrl+alt+delete. If you cannot shut down the computer by using ctrl+alt+delete, press and hold the power button for at least 5 seconds. If you cannot shut down the computer by using the power button, unplug the computer from external power and remove the battery pack. after If youtocannot turn the computer back onup?" shutting it down, refer "Is the computer unable to start Getting Started 3­5 Troubleshooting Is the computer unusually warm? It is normal for the computer to feel warm to the touch while it is in use. But if the computer feels unusually warm, it may be overheating because a vent is blocked. If you suspect that the computer is overheating, allow the computer to cool to room temperature. Then be sure to keep all vents free from obstructions while you are using the computer. Ä CAUTION: To prevent overheating, do not obstruct vents. Use the computer only on a hard, flat surface. [. . . ] Back up all personal files before performing a recovery. For more information, refer to "Backing up specific files or folders. " 2. If the computer is on, select Start > All Programs > HP Backup & Recovery Manager > HP Backup and Recovery Manager. Click Recover important files or the entire system, and then click Next. 5. [. . . ]