HP Computer Troubleshooting And Maintenance Manual
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HP Computer Troubleshooting And Maintenance Manual

HP Computer Troubleshooting And Maintenance Manual

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Troubleshooting and Maintenance Guide

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Summary of Contents for HP Computer

  • Page 1 Troubleshooting and Maintenance Guide...
  • Page 2 (base 2) numbering system. or omissions contained herein. In decimal notation, one megabyte (MB) is HP assumes no responsibility for the use or equal to 1,000,000 bytes, and one reliability of its software on equipment that is gigabyte (GB) is equal to 1,000,000,000 not furnished by HP.

  • Page 3: Table Of Contents

    Recovery media ........................11 4 Maintenance ........................13 Schedules and tasks ....................... 13 Keeping the computer free of dust, dirt, and heat ............... 13 Cleaning the computer and monitor ..................14 Cleaning the computer vents ....................14 Cleaning the keyboard and mouse ................... 14...

  • Page 5: Protecting Your Computer

    Protecting your computer Your computer contains features that help protect the integrity of your system and its data from unauthorized access. Review these features to ensure proper use. Computer security features Computer risk Computer feature Unauthorized use of the computer or...

  • Page 6: Troubleshooting

    Press the Ctrl+Alt+Delete keys on the keyboard simultaneously. Select the Power icon, and then select Restart. Or, press and hold the Power button on the computer for 5 or more seconds to turn off the computer, and then press the Power button to restart the computer.

  • Page 7: Power

    Press the Ctrl+Alt+Delete keys on the keyboard simultaneously. Select the Power icon, and then select Restart. Or, press and hold the Power button on the computer for 5 or more seconds to turn off the computer, and then press the Power button to restart the computer.

  • Page 8: Chapter 2 Troubleshooting

    Keyboard and mouse (with cable) Symptom Possible solution Keyboard commands and Use the mouse to turn off the computer, unplug and reconnect the keyboard to the back of your computer, and typing are not recognized then restart your computer. by the computer.

  • Page 9: Keyboard And Mouse (Wireless)

    Symptom Possible solution Volume is very low or Ensure that you connected the speakers to the Audio Out (lime green) connector on the back of the computer. unsatisfactory. (Additional audio connectors are used for multiple-channel speakers.) Detached non-powered speakers (speakers without a separate power source, such as batteries or a power cord) do not produce satisfactory sound.

  • Page 10: Internet Access

    Audio Line Out connector if you want to hear sound during the initial setup of the computer. Refer to the Quick Setup booklet to connect analog speakers.

  • Page 11: Software Troubleshooting

    Microsoft System If you have a problem that might be due to software that was installed on your computer, use System Restore to Restore return the computer to a previous restore point. You can also set restore points manually.
  • Page 12 Choose the program you want to install, select Next, and follow the on-screen instructions. When you have finished reinstalling, restart the computer. Do not skip this last step. You must restart the computer after recovering software programs or hardware drivers.

  • Page 13: System Recovery

    However, you must reinstall any software that was not installed on the computer at the factory. This includes software that came on media included in the computer accessory box, and any software programs you installed after purchase.
  • Page 14 NOTE: If your system does not detect a recovery partition, it prompts you to insert recovery media. Insert the disc or USB flash drive, select Yes, and then click Next to restart the computer and run Recovery Manager from the recovery disc or USB flash drive. If using discs, insert the next system-recovery disc when prompted.

  • Page 15: Recovery Media

    Disconnect all peripheral devices from the computer except the monitor, keyboard, and mouse. Press the Power button to turn on the computer. If you are using a recovery DVD, the computer automatically runs Recovery Manager from the disc. Skip to step 7.

  • Page 16: Creating Recovery Media

    The number of discs in the recovery-disc set depends on your computer model (typically 1–3 DVD ● discs). The Recovery Disc Creator program will tell you the specific number of blank discs needed to make the set. You may choose to create a recovery USB flash drive instead, using a high-quality blank USB ●...

  • Page 17: Maintenance

    Keeping the computer free of dust, dirt, and heat Keeping your computer system free of dust, dirt, and heat will prolong its life. Dust, pet hair, and other particles can build up, creating a blanket effect; as a result, components can overheat, or, in the case of the keyboard and mouse, not work smoothly and effectively.

  • Page 18: Cleaning The Computer And Monitor

    For more thorough cleaning, use a clean cloth and antistatic screen cleaner. Use a clean, dry cloth to dust the computer case and the monitor case. NOTE: To remove sticker residue or a spill on the computer or monitor case, use isopropyl (rubbing) alcohol and a lint-free cloth.
  • Page 19 Follow these steps to clean the touch screen: Turn off the computer. From the Start screen, move your cursor to the lower-right corner of the screen to display the charms toolbar, and then select Settings. Select the Power icon, and then select Shut down.

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