S003-001-lg

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.

: Plug the unit back in with no speakers attached . s003-001-lg

If your device is displaying this code or a related "PROTECT" message, follow these steps to isolate the issue: When an LG audio system (such as a

: This usually occurs due to an internal short circuit . This can be caused by: Frayed or touching speaker wires. A faulty speaker drawing too much power. Internal component failure within the amplifier circuit. This can be caused by: Frayed or touching speaker wires

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