Operation Manual
To run Disk Defragmenter:
1. Connect the computer to AC power.
2. Select Start > All Programs > Accessories > System Tools > Disk Defragmenter.
3. Follow the on-screen instructions.
For additional information, access the Disk Defragmenter software Help.
Using Disk Cleanup
Disk Cleanup searches the hard drive for unnecessary les that you can safely delete to free up disk space and 
help the computer run more eiciently.
To run Disk Cleanup:
1. Select Start > All Programs > Accessories > System Tools > Disk Cleanup.
2. Follow the on-screen instructions.
Updating programs and drivers
HP recommends that you update your programs and drivers on a regular basis to the latest versions. Updates 
can resolve issues and bring new features and options to your computer. Technology is always changing, and 
updating programs and drivers allows your computer to run the latest technology available. For example, 
older graphics components might not work well with the most recent gaming software. Without the latest 
driver, you would not be getting the most out of your equipment.
Go to http://www.hp.com/support to download the latest versions of HP programs and drivers. In addition, 
register to receive automatic update notications when they become available.
Cleaning your computer
Use the following products to safely clean your computer:
●
Dimethyl benzyl ammonium chloride 0.3 percent maximum concentration (for example, disposable 
wipes, which come in a variety of brands).
●
Alcohol-free glass-cleaning uid
●
Water with mild soap solution
●
Dry microber cleaning cloth or a chamois (static-free cloth without oil)
●
Static-free cloth wipes
CAUTION: Avoid strong cleaning solvents that can permanently damage your computer. If you are not sure 
that a cleaning product is safe for your computer, check the product contents to make sure that ingredients 
such as alcohol, acetone, ammonium chloride, methylene chloride, and hydrocarbons are not included in the 
product.
Fibrous materials, such as paper towels, can scratch the computer. Over time, dirt particles and cleaning 
agents can get trapped in the scratches.
Cleaning procedures
Follow the procedures in this section to safely clean your computer.
48 Chapter 8 Maintenance










