Troubleshooting & Maintaining LIN155 PDF

Troubleshooting & Maintaining LIN155 – Electronic Lab & Instrumentation Techniques School of Electronics and Mechanical Engineering Technology (SEMET) Textbook references: Chapter 13 p. 257 Chapter 14 p. 277 Chapter 16 p. 303-324 Agenda Troubleshooting...

Troubleshooting & Maintaining LIN155 – Electronic Lab & Instrumentation Techniques School of Electronics and Mechanical Engineering Technology (SEMET) Textbook references: Chapter 13 p. 257 Chapter 14 p. 277 Chapter 16 p. 303-324 Agenda Troubleshooting Organization of Data Tool Maintenance Parts Organization Tips 2 Troubleshooting Troubleshooting is what you do when something has failed. For example, a device that stops working. Equipment failure. Troubleshooting includes debugging. 3 Failure Failure is an unacceptable difference between expected and observed performance. – eg. Power supply of a computer Failure is comprised of 3 parts: 1) Expected Performance 2) Observed Performance 3) Unacceptable difference 4 Troubleshooting Steps 1) Assess: Take the time to observe the symptoms. 2) Compare: Compare your observation to what the device is supposed to do. 3) Hypothesize: Think of a reason why the device is behaving that way. 4) Measure: Take measurements so that you can prove your hypothesis is correct. 5) Make the change: If measurements show that your hypothesis is correct, then make the change. 6) Compare again: After the change is made, assess & compare your observations to what the device is supposed to do. 5 Organize & Document Data Keep a running log Record what you learned Practice makes perfect Observations – use your senses: – eyes – nose – ears – touch 6 Tool Maintenance Keep your tools and electronic equipment clean and functional. Calibrate equipment as required by the manufacturer recommendation. Always keep your workspace clean and organized. Buy/keep quantities of electronics components that you might need. Build a network of professionals. 7 Parts Organization Maintain a component box to keep parts organized, safe & easy to find. Image Source: Photos used with permission, K.Craigs 8 Top 10 Tips - Textbook 1) Be patient and alert 2) Maintain and use quality tools 3) Apply plenty of light 4) Gather good references 5) Keep tools & parts organized in a toolbox 6) Buddy up 7) Test in logical steps 8) Keep a notebook 9) Pass it on 10) Take pride in your work 9 Questions 10 Works Cited Textbook references: Chapter 13 p. 257 Chapter 14 p. 277 Chapter 16 p. 303-324 11