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CompTIA Network+ N10-005: 2.5 – Troubleshooting Bad Fiber Modules
It’s often difficult to troubleshooting fiber connections and the fiber modules in a switch or router. In this video, you’ll learn about the symptoms associated with fiber issues and ways that you can troubleshoot bad fiber modules.
CompTIA A+ 220-702: 1.1 – Installing and Configuring Memory
Selecting and installing the main memory of a PC isn’t the simplest of tasks. In this video, you’ll learn how to determine memory specifications, how to install memory modules onto the motherboard, and how to determine if the RAM is properly recognized by the system.
Why can’t my computer see my new memory modules?
You’ve recently upgraded the memory in your computer from 1 GB to 2 GB by removing two 512 MB memory modules and replacing them with two 1 GB memory modules. However, when you boot the computer it beeps and no error messages are shown on the screen. Which one of these would not be a troubleshooting option for this kind of issue?