You’ll thank me. The power inserter is the key to your DIRECTV system. If it gets unplugged, it can take several minutes to come back up and in the meantime you may also have to reboot all your DIRECTV receivers. There have been so many cases where people unplugged the power inserter thinking it didn’t make a difference, because they needed an extra outlet. In fact it’s critical because it supplies power to your dish and other external components.
If you’re not sure what the power inserter looks like, here’s an image. Find this thing… it’s probably hiding behind something… and make sure no one unplugs it.