This comprehensive service manual provides detailed technical information for the Yamaha RX-V663, HTR-6160, and DSP-AX763 audio/video receivers and amplifiers. The manual is written in English and includes 155 pages of detailed information, covering a wide range of topics. It features step-by-step instructions for troubleshooting, repair, and maintenance procedures, along with detailed diagrams and schematics to aid in understanding the internal workings of these devices. The manual also includes specifications, part numbers, and other valuable information essential for technicians and electronics enthusiasts working on these Yamaha models.

The Yamaha RX-V663, HTR-6160, and DSP-AX763 are a trio of audio/video receivers that were released by Yamaha in the early 2000s. These receivers were known for their impressive audio performance, particularly their ability to deliver high-quality surround sound. They were a popular choice for home theater enthusiasts who wanted a system that could deliver a powerful and immersive listening experience. The RX-V663, HTR-6160, and DSP-AX763 offered a variety of features that made them desirable to users. These features included analog and digital audio inputs and outputs, multiple speaker connections, and support for various surround sound formats like Dolby Digital and DTS. One of the key features that distinguished the RX-V663, HTR-6160, and DSP-AX763 from other receivers was their use of Yamaha's proprietary Digital Sound Field Processing (DSP) technology. This technology allows for the creation of a realistic and immersive surround sound experience, even in smaller rooms. The receivers also included advanced audio processing features that helped to improve overall sound quality. They featured multiple equalization modes to adjust the sound to the user's preferences, as well as a variety of other audio enhancements. Additionally, some of these models incorporated a built-in AM/FM tuner, allowing users to access traditional radio broadcasts. These Yamaha receivers were designed to provide a comprehensive and high-quality home theater experience, making them a solid choice for discerning audiophiles seeking an immersive and powerful sound system.