The Yamaha RX-V492 / R-V702 AV Receiver represents a sophisticated audio-video component designed for immersive home entertainment. This unit offers robust 5-channel amplification, delivering 100W RMS per channel, and supports essential surround sound formats including Dolby Digital, DTS, and Dolby Pro Logic. Its extensive connectivity options, featuring both digital and analog inputs, along with component and S-Video inputs, ensure compatibility with a wide range of audio and video sources. Furthermore, the inclusion of various DSP modes allows users to tailor the acoustic environment to their preferences, enhancing the experience for music, movies, and gaming.

This service manual provides comprehensive technical information for the Yamaha RX-V492 / R-V702 AV Receiver. It covers essential maintenance procedures, detailed troubleshooting guides for common issues such as power, sound, and input/output problems, and component-level repair instructions. The manual also includes crucial technical specifications, replacement parts identification, and circuit diagrams to aid in accurate diagnosis and repair. Its purpose is to equip owners, technicians, and service professionals with the knowledge necessary to maintain the optimal performance and longevity of this audio-video equipment.