Learn how to fix common solar inverter communication issues with these simple steps from a service intake specialist at StraightUp Solar. Test DC voltage inputs and AC outputs using a multimeter when your system's performance drops, ensuring readings match manufacturer. . In this article, we explore what solar communication systems are, why they matter, how to identify problems, and the best ways to troubleshoot and resolve them. We also explain when it makes sense to bring in a solar professional, and how Green Ridge Solar can help. In this quick guide, we'll break down how that sync happens and why it matters for your setup.