Chapter Summary

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The following points summarize the key concepts in this chapter:

Preventive Maintenance

• The life of computer hardware can be extended through preventive maintenance. Implementation of a scheduled preventive maintenance program is recommended.
• The most important preventive maintenance procedure is periodic cleaning.
• A computer technician should include a simple cleaning kit along with other tools.

Safety and the Environment

• Know your fire extinguishers and how to use them.
• Be sure you know how to properly use and dispose of any chemicals required in your workplace.
• Be aware of possible electrical hazards and take appropriate steps to reduce risk of shock.