HP CQ2800 Support and Manuals
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Troubleshooting & Maintenance Guide - Page 2
... Hewlett-Packard products and services are described and advertised by copyright. Note about one gigabyte (GB) is equal to HP and Compaq systems. The memory above 3 GB may see a difference between the size reported by Macrovision, and is used for technical or editorial errors or omissions contained herein. No part of HP. HP supports lawful use of technology...
Troubleshooting & Maintenance Guide - Page 3
... Display (monitor) ...4 Keyboard and mouse (with cable 4 Keyboard and mouse (wireless 6 Speakers and sound ...6 Internet access ...7 Software troubleshooting ...8
3 System recovery ...10 Choosing a system recovery method 10 System Recovery options ...10 Recovery media ...12
4 Maintenance ...15 Schedules ... the keyboard and mouse 16 Cleaning the touch screen (select models only 16
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iii
Troubleshooting & Maintenance Guide - Page 5
... and its data from unauthorized access. Unauthorized access to Setup Utility, BIOS settings, and other system identification information
Administrator password
Computer viruses
Antivirus software
The free trial antivirus software that is a group of your computer can detect most viruses, remove them, and, in most cases, repair damage caused by viruses. Computer security features
Computer...
Troubleshooting & Maintenance Guide - Page 6
... computer, or visit http://www.hp.com/support and search for 5 or more information or for information about peripheralspecific problems, such as issues with a monitor or a printer. Connect the monitor to it in properly. Test the wall outlet by the product manufacturer for additional troubleshooting options, see the Quick Setup Guide that the cables connecting the computer...
Troubleshooting & Maintenance Guide - Page 8
...the computer.
Press the Sleep button (select models only), or Esc on the monitor. Images ...Settings. see Keeping the computer
free of your computer, and then restart your monitor.
Press the space bar on the keyboard or move the mouse to the back of the pins are bent, replace... and mouse (with your computer.
4
Chapter 2 Troubleshooting
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Screen is not lit. Click Start, and...
Troubleshooting & Maintenance Guide - Page 10
...receiver using the following illustrations are examples; your models might have a choice, use , and within 30 cm (12 inches) during initial setup or for 5 to the receiver. Unplug ... until the LED on the receiver lights or stops flashing. Replace the non-powered speakers with powered speakers.
6
Chapter 2 Troubleshooting
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A
Off
Connect
On
B
Speakers and sound
Symptom
Volume...
Troubleshooting & Maintenance Guide - Page 11
.... Turn off your computer (or speaker system).
Run the wireless setup wizard:
1. In the Network and Sharing Center window, click Set up a connection or network to hear sound during the initial setup of the computer. ENWW
Internet access
7 Under Hardware and Sound, click Troubleshoot and audio playback.
Unplug headphones if they are using built...
Troubleshooting & Maintenance Guide - Page 12
... on -screen instructions.
8
Chapter 2 Troubleshooting
ENWW To update a driver, click Update Driver, and then follow the on systems that was installed.
● Reinstall the software program or hardware driver (see System recovery on again. To start a System Restore:
1. Click System protection, System Restore, click Next, and then follow the on your problem:
1. This erases...
Troubleshooting & Maintenance Guide - Page 13
... the program to reinstall software programs that are damaged, you have a way to be available on -screen instructions.
4.
Choose the program you want to remove, and then click Uninstall. ENWW
Software troubleshooting
9 Check to install, click Next, and follow the on systems that came on CDs or DVDs included in the computer box...
Troubleshooting & Maintenance Guide - Page 14
...HP Support. Through recovery discs purchased from a recovery image stored on your hard disk drive or purchased separately.
3 System recovery
System Recovery completely erases and reformats the hard disk drive, deleting all data and programs you created or installed... under Software troubleshooting on media included...drivers. Run the System Recovery from recovery media that was not installed...
Troubleshooting & Maintenance Guide - Page 16
... and programs you have not done so, select Back up your files, and you created or installed. If the computer is powering on to back up the boot menu. If you are using ... or a USB flash drive (one set of Microsoft Windows.
12 Chapter 3 System recovery
ENWW NOTE: Some features might not be available on systems that were originally installed on your computer, and the media...
Troubleshooting & Maintenance Guide - Page 17
...instructions. It is correct. Creating recovery media
To create recovery discs:
1.
Choosing recovery media
● To create recovery discs, your computer must have a DVD writer, and you must use high-quality discs to create your computer model (typically 1-3 DVD discs).
Label each disc as you make the set...flash drive, the program will tell you the specific number of 8 GB).
Troubleshooting & Maintenance Guide - Page 19
...Visit www.hp.com/support for programs you no longer need and uninstall them. 4 Maintenance
It is installed on ... system might have a scheduling feature to check for driver updates for your hardware and new versions of your computer...Schedules and tasks
Follow these instructions at peak performance. Also, check for additional cleaning instructions.
Frequently performing this automatically...
Troubleshooting & Maintenance Guide - Page 20
... Vacuum the vents on the computer or monitor case, use a low setting on the keyboard keys and
along the grooves. 2. Turn the mouse ... and the monitor case. Cleaning the touch screen (select models only)
CAUTION: Do not spray or place the cleaner ... cleaner. 3.
After the roller ball and rollers are completely dry, replace the ball and ball-cover ring. Cleaning the computer vents
Air vents...
Troubleshooting & Maintenance Guide - Page 21
Follow these steps to clean the touch screen. 4. ENWW
Cleaning the touch screen (select models only)
17 Disconnect the power cord from the wall. 3. Tap the Start button, and then tap Shut Down. 2.
Turn off the computer. Wipe the surface ...
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