S003-001-lg · Ultimate & Secure

: Plug the unit back in with no speakers attached .

If the error disappears, one of your speakers or its wire is faulty. s003-001-lg

: Turn off the unit and unplug it from the wall for at least 60 seconds to clear temporary logic errors. : Plug the unit back in with no speakers attached

When an LG audio system (such as a soundbar, home theater, or receiver) displays "S-PROTECT" or "S-PROTECTION," it indicates that the unit's internal protection circuit has been triggered to prevent damage to the amplifier. or receiver) displays "S-PROTECT" or "S-PROTECTION

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