S20 - Troubleshooting Flashcards
6 Steps to troubleshooting
1)Identify the problem
2)Create a theory of probable cause
3)test the theory to determine the cause
4)Establish a plan of action and implement
5)Verify full system functionality
6)Document findings, actions and outcome
Identify the problem questions
What happened, what was the status before, what is the status after that, any change to the system?,
Define Probably Cause
Different Possible causes that may have happened
What’s a recommendation when coming to identifying the problem
question the obvious
Service for checking if it is down
Down detector
2 types of research we can do
internal and external
What might a burning smell indicate
Damage CPU or motherboard components
What might clicking or grinding sounds indicate
Failing hard drive
What may no spinning fan mean
power issue or broken fan
Internal Research
Look at logs
When we identify a hardware problem we can
Replace, Repair, Workaround
When verifying full system functionality what can we do after
Implement preventative measures
GO TO FOR TASK COMPLETION
DOCUMENT WHAT YOU DO EVERYTHING