Motherboard Troubleshooting

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Which of the following is a symptom of a bad power supply?

Unexpected shutdown

Continuous reboot

Failure to power on

All of the above (correct)

What does pin 8 on the power supply connector connect to on the motherboard?

Ground wire

Reset wire

Power good wire (correct)

Data wire

What voltage on a 12-volt wire indicates that the power supply is failing?

Greater than 12 volts

Less than 10 volts

Exactly 12 volts

Less than 11 volts (correct)

Which of the following is a potential cause of a burning smell coming from a computer system?

A short circuit in the motherboard Signup and view all the answers

What does a thermal shutdown feature in a motherboard do?

Shuts down the computer to prevent component damage Signup and view all the answers

What can be used to monitor the temperature of a computer system while it is in use?

Software applications Signup and view all the answers

Which component is responsible for running a power-on self-test (POST) during boot time?

Motherboard Signup and view all the answers

What is the purpose of beep codes during boot time?

To diagnose hardware failures Signup and view all the answers

What can be the cause of system overheating?

All of the above Signup and view all the answers

What should you do if you see distended capacitors on the motherboard?

Replace the motherboard Signup and view all the answers

Which of the following is a common cause of a buzzing or grinding noise in a PC fan?

Dust buildup Signup and view all the answers

What is the purpose of a POST card?

To diagnose hardware issues Signup and view all the answers

What is the best remedy for intermittent device failure?

Replacing the failing device Signup and view all the answers

What can cause overheating in a computer system?

All of the above Signup and view all the answers

Which of the following is a recommended step to troubleshoot a computer with a black screen after the operating system loads?

Double-check physical and configured connections on the device and display Signup and view all the answers

What can cause a computer to unexpectedly shut down or continuously reboot itself?

Faulty power supply Signup and view all the answers

What does the Power-On Self Test (POST) check during the boot process?

The presence and functionality of basic hardware Signup and view all the answers

What can be used to access error codes generated during the Power-On Self Test (POST)?

POST card Signup and view all the answers

Which of the following is a common symptom of a failing device in a computer system?

Intermittent device failure Signup and view all the answers

What is the best course of action if you see or smell smoke in a computer system?

Shut the system off immediately Signup and view all the answers

What can cause a black screen with a white cursor or continuous reboots before login in a computer system?

Corrupted device driver Signup and view all the answers

What is the purpose of a thermal shutdown feature in a motherboard?

To prevent permanent damage to the system Signup and view all the answers