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Basic Hardware Troubleshooting Methods in Electronics and Microprocessor Lab

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Questions and Answers

What is the first step in troubleshooting a system?

Apply proper tools to determine the cause of the problem
Gather information on the problem (correct)
Fix the problem
Isolate point(s) of failure

According to the text, what should be checked first for obvious faults when troubleshooting?

Blown fuses
Loose connectors
Physical damages
Absence of AC power (correct)

What is the recommended approach when troubleshooting a system with multiple circuit boards?

Fix the problem immediately
Replace all circuit boards at once
Replace the circuit boards one by one with a known good board (correct)
Ignore the circuit boards and focus on connectors

Which step involves identifying the symptoms and possible failures in troubleshooting a system?

Identify the symptoms and possible failures (D) Signup and view all the answers

What should be done after gathering information on the problem in troubleshooting a system?

Identify the symptoms and possible failures (A) Signup and view all the answers

Why is it important to systematically narrow the list of potential causes when troubleshooting a system?

To determine the problem effectively (C) Signup and view all the answers

What is the Half-Splitting Method used for?

To isolate a certain area of the system with a fault (C) Signup and view all the answers

What does Signal-Tracing Method involve?

Tracking signals as they progress through a system from input to output (D) Signup and view all the answers

When is Signal Substitution and Injection used?

To replace the normal signal with a generator signal (D) Signup and view all the answers

What is the primary function of Field-Programmable Gate Arrays (FPGAs)?

Reprogramming logic blocks and connections between the blocks (A) Signup and view all the answers

What may happen if an outside source is causing the fault in the system?

The fault will be transferred to the new board (D) Signup and view all the answers

How does the Signal-Tracing Method help in locating faults in a system?

By tracking signals from input to output or vice versa (B) Signup and view all the answers

In what circumstance is Signal Substitution and Injection utilized?

When the system being tested has been separated from its signal source (C) Signup and view all the answers

What is one of the drawbacks of replacing faulty circuit boards?

The fault is transferred to the new board (D) Signup and view all the answers

What does Signal Substitution involve?

Using a generator signal to replace the normal signal (B) Signup and view all the answers

What revolutionized the way prototyping and designing is done in the world?

The introduction of FPGAs in 1985 (C) Signup and view all the answers

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