The LG RU-48SZ40, a high-quality television, comes with a downloadable Service Manual. This comprehensive manual offers detailed instructions and troubleshooting solutions to enhance your TV experience. Users can conveniently download this manual for free from our website, ensuring smooth operation and maximum enjoyment of the product.
Connect the external speakers to TV’s “EXTERNAL SPEAKER” jack. Be sure to connect the positive “+” wire to the “+” input and the negative “-” wire to the “–” input.