1. © 2007 Cisco Systems, Inc. All rights reserved.Cisco PublicNew CCNA 307 1 Jianxin Tang ftang@alfred.edu IT 1 V4.0 Ch4. Basics of Preventive Maintenance and Trouble Shooting

2. © 2007 Cisco Systems, Inc. All rights reserved.Cisco PublicNew CCNA 307 2 4.1 Explain the purpose of preventive maintenance  Hardware  Software  Benefits

3. © 2007 Cisco Systems, Inc. All rights reserved.Cisco PublicNew CCNA 307 3

4. © 2007 Cisco Systems, Inc. All rights reserved.Cisco PublicNew CCNA 307 4

5. © 2007 Cisco Systems, Inc. All rights reserved.Cisco PublicNew CCNA 307 5

6. © 2007 Cisco Systems, Inc. All rights reserved.Cisco PublicNew CCNA 307 6

7. © 2007 Cisco Systems, Inc. All rights reserved.Cisco PublicNew CCNA 307 7 Explain the purpose of data protection. Identify the problem. Establish a theory of probable causes. Test the theory to determine an exact cause. Establish a plan of action to resolve the problem and implement the solution. Verify full system functionality, and if applicable, implement preventive measures. Document findings, actions and outcomes.

8. © 2007 Cisco Systems, Inc. All rights reserved.Cisco PublicNew CCNA 307 8 4.2.1 Explain the purpose of data protection  Backup Data : A backup is a copy of the data on a computer hard drive that is saved to media such as a CD, DVD, or tape drive. In an organization, backups are routinely done on a daily, weekly, and monthly basis.

9. © 2007 Cisco Systems, Inc. All rights reserved.Cisco PublicNew CCNA 307 9 4.2.2 Gather data from the customer  Gather as much information from the customer as possible.

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12. © 2007 Cisco Systems, Inc. All rights reserved.Cisco PublicNew CCNA 307 12 4.2.3 Verify the obvious issues

13. © 2007 Cisco Systems, Inc. All rights reserved.Cisco PublicNew CCNA 307 13 4.2.4 Try quick solutions first

14. © 2007 Cisco Systems, Inc. All rights reserved.Cisco PublicNew CCNA 307 14 4.2.5 Gather data from the computer

15. © 2007 Cisco Systems, Inc. All rights reserved.Cisco PublicNew CCNA 307 15 4.2.6 Evaluate the problem and implement the solution

16. © 2007 Cisco Systems, Inc. All rights reserved.Cisco PublicNew CCNA 307 16 4.2.7 Close with the customer