Educate oneself on all aspects of operation of computer parts
Continuous learning on computer technology
2.Use your common sense
3.Focus on field Replaceable Units
Identify the different types of FRU that can be used for replacement or sub assembly
4.Proper assembly and disassembly
5.Problem Isolation
problem isolation is a detective work in which you need to determine what is out of the ordinary by making detail observation of what is not working normally and record in information as you proceed. the information you will be able to gather will help diagnose your computer. you need to observe wisely. look for any abnormalities in the unit, any change in smell or foreign smell, listen to all the sounds, and eror codes.
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Answer:
"Rules in Diagnosing Computer System"
1.Know the fact
2.Use your common sense
3.Focus on field Replaceable Units
4.Proper assembly and disassembly
5.Problem Isolation