Buena Vista has technicians and repairmen for television. A television converts electrical energy to light energy. It is an indispensable part of modern life, and the most significant source of entertainment. Like any other electronic item, it has a number of parts that can malfunction or stop functioning from time to time. There are parts available for replacing the same. The parts are usually manufacturer and company specific, and may also vary with the make and model of the set. An experienced technician can then replace the defective part with a substitute.