voltage

CompTIA A+ 220-701: 1.3 – Computer Power

Without the supply of power, your computer won’t have much to do. In this video, you’ll learn about power supply standards and how different connectors are used to power the components inside of modern personal computers.

What voltage is this?

You are installing a new computer at a remote office in another country. What’s the best way to determine the voltage of the wall outlet power source and how can you configure the computer for best results?

Troubleshooting Power Problems

You’re having a problem that you think is related to power. You’re not sure if the problem is related to the voltage from the wall receptacle or if it’s an issue with your computer’s power supply. What tool would help you troubleshoot this issue?

What tool can diagnose power connections?

One of the computers in your lab is having problems with power, and you suspect that the issue is related to the voltage provided at the power outlet. What tool can help you diagnose the exact voltage at the outlet and inside the computer?

CompTIA Network+ N10-004: 5.3 – Hardware Tools

If you’re managing a network, you’ll need a comprehensive toolkit to keep things running at peak efficiency. In this video, you’ll learn about the tools that will make your life a much better place. We’ll discuss cable testers and certifiers, TDRs, multimeters, punch-down tools, voltage event recorders, and much more.