WGU C393 CompTIA A+ Core 1 Exam 220-1001. Exam Review 100% Accurate, VERIFIED 2024

CompTIA Troubleshooting Method - -1. Identify the problem 2. Establish a theory of probable cause 3. Test the theory to determine actual cause 4. Establish a plan of action and implement the solution 5. Verify full system functionality and implement preventable measures 6. Document findings, actions taken, and the outcome Monitor Troubleshooting: Overheat shutdown (video cards get hot and shut down) - -Bad fans on video card or not getting enough ventilation Monitor Troubleshooting: Dead pixels - -Happen often on LCD monitors. No fix. Those towards the center of the screen, black or bright white, you can send it back to the manufacturer for a new one. Monitor Troubleshooting: Artifacts (pieces of stuff show up on the screen that were there a second ago but shouldn't be there anymore) - -Bad video RAM? Test or replace with an extra video card. Monitor Troubleshooting: Incorrect color patterns - -Check the cable, especially an old VGA cable. Bad video RAM? Monitor Troubleshooting: DIM image (not making enough light) - -Problem on older LCD panels. Usually these CCFLs are replaceable. Try turning brightness up.