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
If the error disappears, one of your speakers or its wire is faulty. s003-001-lg
: In LG's error nomenclature, "S" often relates to "Sound" or "Speaker" subsystems, distinguishing it from power or thermal protection. Helpful Troubleshooting Steps For official repair support or to find a
: Turn off the unit and unplug it from the wall for at least 60 seconds to clear temporary logic errors. s003-001-lg
: Unplug all speaker wires from the back of the unit. Check for any stray copper strands that might be touching other terminals or the metal chassis.