The question is rather short on details but if the noise is a pop, buzz or snap prior to the set turning off I`d start with a power overload or a failing power supply. Use a good UPS with voltage and frequency filtering to reduce mains noise and droops or spikes from other large loads in the building.
Danville, Indiana. Danville is a town in Center Township, Hendricks County, Indiana, United States. The population was 9,001 at the 2010 census. The town is the county seat of Hendricks County.
Danville is a city in Vermilion County, Illinois, United States. It is the principal city of the 'Danville, Illinois Metropolitan Statistical Area' which encompasses all of Danville and Vermilion County. As of the 2010 census, the city had a total population of 32,467. It is the county seat of Vermilion County. Danville is the 14th-most populous city in Illinois, outside of the Chicago Metropolitan Area. Danville was founded in 1827 on 60 acres (240,000 m2) of land donated by Guy W. Smith and 20 acres (81,000 m2) donated by Dan W. Beckwith.