1. Computer Hope Copyright © Cannady ACOS. All rights reserved. (R1: July 2011)

2. OBJECTIVE The objective of this lesson is for each student to diagnose hardware and software problems-Part 2 Sample(s) of Behavior (SOBs): –Describe computer preventive maintenance –Describe the Fixit5 Evaluation: Formative and Summative - Formative – 5 question multiple choice - Summative – 5 question multiple choice

3. Computer Preventive Maintenance -Wouldn’t it be great if your computer was programmed to perform preventive maintenance on its own? o pmchecklist.pdf pmchecklist.pdf -Moreover, preventive maintenance not only involves deploying and using the right tools, but also adopting the correct computer practices by the user. o PC-Maintenance-for-training-page.pdf PC-Maintenance-for-training-page.pdf -It is also a pity that computer manufacturers do not provide a manual or step-by-step guide for PC maintenance. o Manufacturers.pdfManufacturers.pdf

4. Computer Preventive Maintenance Continued 1.Keep your hard drive clean and uncluttered: This is one of the easiest tips to follow yet you may have ignored your hard drive for a while. If you find that your computer is slow and prone to errors, the starting point is to begin by cleaning your hard disk. You simply have to make frequent use of two tools that will quietly run in the background while you go about doing your work. These are: computer is slow -Disk Cleanup Utility: Main function of this tool is to eliminate unwanted files from your hard disk o http://windows.microsoft.com/en-us/windows/delete-files-using-disk- cleanup#delete-files-using-disk-cleanup=windows-7 http://windows.microsoft.com/en-us/windows/delete-files-using-disk- cleanup#delete-files-using-disk-cleanup=windows-7 -Chkdsk /f Utility: Main function of this tool is to check and repair OS errors o http://www.howtogeek.com/howto/windows-vista/guide-to- using-check-disk-in-windows-vista/ http://www.howtogeek.com/howto/windows-vista/guide-to- using-check-disk-in-windows-vista/ -Disk Defragmenter Utility: Main function is to organize your files to make their access faster o http://windows.microsoft.com/en-us/windows/improve-performance- defragmenting-hard-disk#1TC=windows-7 http://windows.microsoft.com/en-us/windows/improve-performance- defragmenting-hard-disk#1TC=windows-7

5. Computer Preventive Maintenance Continued 2. Perform regular Registry Clean-up:  You may not be aware but an unhealthy Windows registry is one of the main reasons for computer issues and errors.  The Windows registry is extensively used to store critical configuration information of your system including operating system, computer applications, and hardware as well as user settings.  To clean your registry, you can make use of any of the good registry cleaners available in the market. These tools not only provide registry cleaning service, but also provide registry defragmentation, registry backup and restore facilities. registry cleaners

6. Computer Preventive Maintenance Continued 3. Protect your PC from external threats: Since the Internet became popular, your PC has become more vulnerable to threats from the outside, which includes malicious software like virus, spyware and online criminals trying to hack into your system. You need to install the following three tools to protect your PC from external threats: Anti-Virus: To prevent viruses, worms and Trojans from attacking. Anti-Spyware: To prevent Spyware and Adware from sabotaging your PC. Firewall: To prevent unauthorized people from gaining entry into your computer. AV-Comparitives.org

7. Computer Preventive Maintenance Continued 4. Updates Update all your programs every time an update is available…any program. Keeps any unwanted intruder out of your system. o Microsoft Updates Microsoft Updates 5. Backup, Backup, Backup o BACKUP FILES BACKUP FILES Backup your data on a portable drive and secure it. These are the most important bits on your computer and can not be replaced! The Fixit5 1. Clean Hard Drive a. Disk Cleanup (Disk Utility) b. Chkdsk /f (Disk Utility) c. Defrag (Disk Utility) 2. Clean Registry 3. Anti-Virus / Anti-Spyware (Security Software) 4. Updates 5. Backup, Backup, Backup

8. Summary Computer Preventive Maintenance The Fixit5

9. Computer Help and Support Site http://www.computerhope.com/hardqa.htm Computer Help and Support for Drivers, Firmware and Software http://www.computerhope.com/drivers Computer Supporting Sites Presentation, Hyperlinks and Handout http://www.brewtech.mps- al.org/?PageName=TeacherPage&Page='DocumentsCategory'&Cate goryID=102156&iSection=Teachers&CorrespondingID=130242

10. Sources Computer Hope http://www.computerhope.com/vlist.htm#02 http://www.computerhope.com/vlist.htm http://www.computerhope.com/beep.htm

11. QUESTIONS????