A customer has called you with a printer problem where the printouts are completely garbled. Instead of a text document from a word processor, the page is filled with random characters, lines, and block graphics. What’s the best next step to help troubleshoot the problem?
One of your end-users called with a problem; when working on their PC, they heard a small “pop” and the screen went dark and all of the lights on the front panel of the computer went dark. There was no visible smoke, but there was a subtle burning smell. What are the next steps for troubleshooting this problem?
When the printer or scanner is down, where do you start the troubleshooting process? What tools will you need to solve the problem? In this video, we’ll show you where to start troubleshooting, what tools to bring to the job, and what common problems you can expect to see with printers and scanners.
Troubleshooting power problems with personal computers goes well beyond the power cord. In this module, we’ll show you how to use a circuit tester and multimeter to troubleshoot power on the motherboard , the PC components, and the power outlets themselves. You’ll also learn about power protection systems and the process for installing a PC power supply.
The memory installation process is relatively simple, but what options do you have if your installed memory isn’t working as expected? In this module, we’ll show you how some simple physical troubleshooting and software-based memory diagnostics can help get your system up and running quickly.
Some troubleshooting techniques have universal appeal. In this module of Professor Messer’s Free CompTIA A+ Certification Training, you’ll learn the troubleshooting best practices used by IT professionals every day to solve difficult problems on some of the world’s largest computing environments.
One of the most important aspects of the CompTIA A+ certification is the constant focus on resolving almost any technical issue. In this module, you’ll learn the five steps of troubleshooting theory and how each step is an important part of the process towards resolving problems.