User Manual
Table Of Contents
- Starting right
- Getting to know your computer
- Connecting to a network
- Enjoying entertainment features
- Navigating the screen
- Managing power
- Maintaining your computer
- Securing your computer and information
- Using Setup Utility (BIOS)
- Using HP PC Hardware Diagnostics (UEFI)
- Backing up, restoring, and recovering
- Specifications
- Electrostatic Discharge
- Accessibility
- Index
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The computer does not turn on.
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The display does not turn on.
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The power lights do not turn on.
To test the AC adapter:
1. Shut down the computer.
2. Connect the AC adapter to the computer, and then plug it into an AC outlet.
3. Turn on the computer.
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If the power lights turn on, the AC adapter is working properly.
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If the power lights remain off, check the connection from the AC adapter to the computer and the
connection from the AC adapter to the AC outlet to be sure that the connections are secure.
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If the connections are secure and the power lights remain off, the AC adapter is not functioning
and should be replaced.
Contact support for information about obtaining a replacement AC power adapter.
Shutting down (turning off) the computer
CAUTION: Unsaved information is lost when the computer shuts down. Be sure to save your work before
shutting down the computer.
The Shut down command closes all open programs, including the operating system, and then turns off the
display and computer.
Shut down the computer under any of the following conditions:
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When you are connecting an external hardware device that does not connect to a USB or video port
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When the computer will be unused and disconnected from external power for an extended period
Although you can turn off the computer with the power button, the recommended procedure is to use the
Windows Shut down command.
NOTE: If the computer is in the Sleep state or in Hibernation, first exit Sleep or Hibernation by briefly
pressing the power button.
1. Save your work and close all open programs.
2. From the Start screen or the Windows desktop, point to the upper-right or lower-right corner of the
screen to reveal the charms.
3. Click Settings, click the Power icon, and then click Shut down.
– or –
Right-click the Start button in the lower-left corner of the screen, select Shut down or sign out, and
then select Shut down.
If the computer is unresponsive and you are unable to use the preceding shutdown procedures, try the
following emergency procedures in the sequence provided:
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Press ctrl+alt+delete, click the Power icon, and then select Shut Down.
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Press and hold the power button for at least 5 seconds.
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Disconnect the computer from external power.
34 Chapter 6 Managing power ENWW