HP tc4400 manual Software is functioning abnormally, Computer is turned on but not responding

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Troubleshooting

Software is functioning abnormally

If the software becomes unresponsive or responds abnormally: Restart the computer:

In Microsoft® 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 network 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, “The computer is turned on but not responding.”

Run a virus scan. For information about using the antivirus resources on the computer, refer to “Protect the computer from viruses” in Chapter 2, “Next steps.”

The computer is turned on but not responding

If the computer is turned on, but not responding to software or keyboard commands, turn off the computer by using the standard shutdown procedure:

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.

If you have been registered to a network domain, the button you click will be called Shut Down instead of Turn Off Computer.

If you are unable to shut down the computer with these procedures, try the following emergency procedures in the sequence provided:

3–4

Getting Started

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Contents Getting Started Page Contents Troubleshooting Index First-time setup Identify required hardwareComponents Set up the computer Insert the battery pack Connect the computer to external power Turn on the computer First-time setup Set up the software Create recovery discs recommended Next steps Install additional hardware and softwareIdentify and install hardware Locate or install software Computer includes software that may beProtect your system files Protect the computerProtect the computer from viruses Protect the computer from power surges Protect your privacyUse the computer safely Connect to a computer network Update your software Locate the user guidesTurn off the computer correctly Troubleshooting Troubleshooting resourcesQuick troubleshooting Computer is unable to start upComputer screen is blank Software is functioning abnormally Computer is turned on but not respondingComputer is unusually warm Home wireless network connection is not working An external device is not workingHelp and Support Center Customer CarePrepare to contact Customer Care Contact Customer Care by e-mail or telephoneGetting Started Top components Keys Pointing devices ComponentFingerprint reader Wireless antennae Front components Rear components Left-side components Right-side components Bottom components Connect to the Internet from your home Choose an ISPUse the New Connection Wizard Choose the type of Internet connection Backup and recovery Safeguard your dataBack up the system Back up specific files or foldersBack up the entire system Click Next to back up your entire hard drive Back up modifications made to the system Schedule backups Click Expert Mode Click Schedule BackupsRecover the system Create recovery discs recommended Click Factory image recovery discs, and then click Next Perform a recovery Performing a recovery from the recovery discsBackup and recovery Specifications Operating environmentRated input power Index Index Index-3 Safety and Comfort Guide 2-5 security cable slot A-8 Index-5