This volume discusses every aspect of the Digital Versatile Disc, starting with features, specifications, hookup, operation, user error, and more. For the professional, specific technical information includes: DVD track structure and disc construction; optical head and lens features and specifications; video signal processing; MPEG-2 technology; audio signal processing; decoding; audio path and reference signals; switch-mode power supply; disc motor servo; focus servo; tracking servo; transverse servo; system control circuits; alignment procedures and level adjustments; and many other related topics.