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4 Troubleshooting and maintenance
Refer to the documentation provided by the product manufacturer for information about peripheral-specific
problems, such as issues with a printer. The following sections present some issues you might encounter while
installing, starting up, or using your computer and possible solutions.
For more information or for additional troubleshooting options, see
Getting information on page 1.
Computer does not start
Symptom Possible solution
Error message:
Hard disk drive
error.
Contact Support:
www.hp.com/support
Computer will not
turn on or start.
Ensure that the cables connecting the computer to the external power source are plugged in
properly. When the cables connecting the computer to the external power source are
plugged in properly, and the wall outlet is functioning, the green power supply light on the
back of the computer should be on; if it is not, contact Support.
If the display (screen) is blank, the computer might not be properly connected. Plug in the
computer and turn it on.
Test the wall outlet by connecting a different electrical device to it.
Computer seems to
be locked up and
is not responding.
Use the Windows Task Manager to close any programs not responding, or restart the
computer:
1. Press the Ctrl+Alt+Delete keys on the keyboard simultaneously.
2. Tap Start Task Manager.
3. Tap the program that is not responding, and then tap End Task.
If closing programs does not work, restart the computer:
1. Press the Ctrl+Alt+Delete keys on the keyboard simultaneously.
2. Tap the Arrow button next to the red Shut Down button, and then tap 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.
16 Chapter 4 Troubleshooting and maintenance
Getting Started