Common Issues :No Sound / Audio dropping outNo Power / Won't turn onHDMI ARC / Optical connection failuresBluetooth pairing and wireless subwoofer connection issuesDistorted sound or rattling speakersSudden shutting off or blinking error lightsAll Major Brands Serviced:Sony, Samsung, LG, JBL, Bose, Sonos, Yamaha, Philips, and more