All Episodes
Displaying 61 - 80 of 138 in total
Episode 61: Client-Side Requirements — CPU, RAM, Security
This episode explains the hardware and software requirements that must be met for clients to effectively run various types of applications, especially in virtualized o...
Episode 62: Domain 5.0 Troubleshooting — Overview
Troubleshooting is a core skill for any IT professional, and Domain 5.0 of the Core 1 exam focuses exclusively on this area. In this overview episode, we introduce the...
Episode 63: Troubleshooting Methodology — The Six-Step Process
Before you can fix a problem, you need a process—and CompTIA provides one. This episode walks you through the six-step troubleshooting methodology that forms the found...
Episode 64: Identifying and Verifying the Problem
This episode focuses entirely on the first step in the troubleshooting process: identifying and verifying the problem. We begin by exploring how to gather information ...
Episode 65: Establishing and Testing a Theory of Cause
Once you’ve verified that a problem exists, the next step is to develop and test a theory about what’s causing it. In this episode, we explain how to take what you kno...
Episode 66: Creating and Implementing a Resolution Plan
Once the root cause has been confirmed, it's time to fix the issue. This episode explains how to create a resolution plan that minimizes disruption and addresses the p...
Episode 67: Verifying Full System Functionality and Documenting
After you’ve implemented a solution, it’s not enough to walk away. This episode focuses on verifying that the fix worked and that the system is fully operational. We e...
Episode 68: Motherboard Issues — POST Codes, No Power
This episode targets one of the most frustrating and high-stakes categories of hardware failure: motherboard issues. We begin with POST codes and beep sequences, expla...
Episode 69: CPU and RAM Failures — Overheating, Freezes, Crashes
When systems freeze, crash, or reboot unexpectedly, the underlying issue often traces back to either the CPU or RAM. This episode explores the symptoms and diagnostics...
Episode 70: Power Supply Issues — No Boot, Reboot Loop, Noise
The power supply unit—or PSU—is a foundational component, and this episode explains how its failure can lead to a wide range of confusing symptoms. We begin with the m...
Episode 71: Drive Failures — Boot Errors, Data Loss, S.M.A.R.T
Drive-related issues are among the most frequent problems encountered in IT support, and this episode helps you identify, diagnose, and resolve them. We begin by expla...
Episode 72: RAID Troubleshooting — Degraded and Rebuild Issues
RAID systems are designed to provide performance and redundancy, but when they fail, they introduce complexity. This episode focuses on how to troubleshoot issues with...
Episode 73: Display Problems — Burn-In, Dead Pixels, Input Mismatch
Display issues can range from mildly annoying to completely debilitating, and this episode helps you diagnose the most common ones. We begin with screen burn-in and im...
Episode 74: Projector and External Display Failures
This episode focuses specifically on projectors and external monitors—devices that can introduce a new layer of complexity during troubleshooting. We explain common fa...
Episode 75: Mobile Battery, Overheating, and Display Issues
Mobile devices introduce their own unique set of problems, particularly with power and display components. In this episode, we begin by examining battery-related issue...
Episode 76: Mobile Connectivity Problems — Bluetooth, Charging, Ports
Connectivity issues are common on mobile devices, and this episode addresses some of the most testable areas. We begin with Bluetooth pairing failures, connection drop...
Episode 77: Printer Symptoms — Jams, Ghosting, Faded or Garbled Output
Printers might not seem exciting, but they’re a vital part of many IT environments—and they cause plenty of headaches. This episode explores the most common symptoms: ...
Episode 78: Printer Hardware Failures — Rollers, Fuser, Transfer Belt
This episode focuses specifically on hardware components inside laser and inkjet printers and how their failure manifests in print quality issues or mechanical malfunc...
Episode 79: Network Troubleshooting — Interference, Jitter, Latency
This episode introduces the invisible issues that often plague network performance—factors like wireless interference, signal jitter, and high latency. We begin by exp...
Episode 80: Network Outages — Slow Speeds, Port Flapping, DNS Failures
When the network stops working or slows to a crawl, multiple causes could be at play, and this episode helps you navigate them. We begin with slow speeds caused by con...