You suspect the network port on a computer is not functioning.
The tool that will be employed when the system fails at the beginning of the boot and nothing occurs on the screen is the post-diagnostic card.
The tool that will be used when a hard drive is not performing and you suspect the Molex power connector from the power supply might be the source of the situation is the power supply tester.
Troubleshooting is a systematic method to solving a problem. The goal of troubleshooting is to define why something does not work as expected and explain how to resolve the problem. The first step in the troubleshooting method is to describe the problem completely.
To learn more about Troubleshooting, refer
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Complete question is ,
(A) You suspect the network port on a computer is not functioning.
(B) The system fails at the beginning of the boot and nothing appears on the screen.
(C) A hard drive is not working and you suspect the Molex power connector from the power supply might be the source of the problem.
