This video provides a basic overview of the key components inside a computer, such as the motherboard, CPU, RAM, hard drive, and power supply unit. It explains their functions and how they work together to make a computer operate. The...

This video provides an insightful look into the internal components of a computer, breaking down the functions of key parts that enable the computer to operate effectively. It starts by introducing the motherboard as the central circuit...

Howcast - If your laptop is overheating or making a grinding sound, you may need to give your fan an overhaul.

The main parts of a computer cabinet are the processor, motherboard, hard drive, and power supply. The processor is the most important part of the cabinet, and the motherboard is the board that takes up most of the visible space inside...

The main parts of a computer cabinet are the processor, motherboard, hard drive, and power supply. The processor is the most important part of the cabinet, and the motherboard is the board that takes up most of the visible space inside...

This video explains the several steps that must take place after the Windows operating system is installed to get the system up to speed and ready to work.
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This clip is from the chapter "Installing and Upgrading Operating...

There are important differences between Windows 11 Home, Pro, Pro for Workstations, and Enterprise. This video reviews the versions and feature differences.
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This clip is from the chapter "Installing and Upgrading Operating...

Why are there USB Type-A and USB Type-B connectors? Why do modern systems still provide older USB connectors when the latest USB perfectly supports older devices? It takes a good understanding of the USB standards to see how and...

Securing mass storage is a critical aspect of system security. Make sure you know the many ways a system's mass storage can be encrypted.
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This clip is from the chapter "Implementing Mass Storage" of the series "CompTIA A+...

This video explains Boot Order on a system that has a lot of storage devices.
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This clip is from the chapter "Mass Storage Technologies" of the series "CompTIA A+ Certification Core 2 (220-1102)".This section focuses on...

In this video, let's take a moment to talk about some common hardware concerns and operational procedures that will be critical to ensuring your success as a PC technician.
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This clip is from the chapter "The Visible Computer"...

Even though we live in a world of built-to-exact-specification systems, you will eventually need to install and possibly troubleshoot expansion cards. Let's look at the modern expansion card formats and then get hands-on and...

Shiny optical discs are an excellent media for transporting data and are still a very common tool for delivering drivers and configuration utilities for hardware. There's several different optical standards and it's critical to know...

Why are there USB Type-A and USB Type-B connectors? Why do modern systems still provide older USB connectors when the latest USB perfectly supports older devices? It takes a good understanding of the USB standards to see how and...

Securing mass storage is a critical aspect of system security. Make sure you know the many ways a system's mass storage can be encrypted.
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This clip is from the chapter "Book Chapter 9 - Implementing Mass Storage" of the...

Hardware RAID uses a purpose-built RAID controller to configure and maintain RAID arrays. It's important to understand the benefits of hardware RAID and how to configure and maintain RAID arrays.
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This clip is from the chapter...

Solid-state drives (SSDs) are quickly replacing HDDs for mass storage needs on almost all computers. SSDs are faster and more robust than HDDs and come with their own maintenance needs.
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This clip is from the chapter "Book...

Hard disk drives (HDDs), which store data on rotating magnetic disks, have been the go-to mass storage media for decades. A good tech understands how this venerable media works and understands magnetic media's unique needs.
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Knowing how to install and troubleshoot errors with power supplies is essential. While it is generally a simple process, there are some things to look out for. Let's go through installing and troubleshooting a PSU together.
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A PC power supply takes AC power from the grid and transforms it into DC voltage the system needs to run. This episode explores modular and non-modular power supplies.
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This clip is from the chapter "Book Chapter 7 - Power...

Installing a motherboard into a case is part science and part art. Science comes first. The motherboard must match the case's form factor, and the motherboard and parts must be compatible. Then, the art: the subtle crafts of preparing...

The motherboard is the backbone of a PC. The type and model of motherboard that you choose can have a profound impact on your system and often determines which components you are able to use. What should you look for when picking out a...

Motherboards, power supplies, and cases are surprisingly interchangeable due to industry standards called form factors. Techs should know common form factors and the benefits and challenges of each.
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This clip is from the...

A system's BIOS is robust and rarely causes trouble, but when it does a good tech must be ready to troubleshoot. Understanding a few simple tricks can make troubleshooting easier.
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This clip is from the chapter "Book Chapter 5...