S003-001-lg Here

: In LG's error nomenclature, "S" often relates to "Sound" or "Speaker" subsystems, distinguishing it from power or thermal protection. Helpful Troubleshooting Steps

: Turn off the unit and unplug it from the wall for at least 60 seconds to clear temporary logic errors. s003-001-lg

For official repair support or to find a local service center, you can use the LG Support Locator to book a technician. How to Fix S Protection on LG Sound Systems | Expert Q&A : In LG's error nomenclature, "S" often relates