This service manual covers the Yamaha RX-V659/HTR-5960/DSP-AX759/DSP-AX759SE AV Receiver/AV Amplifier, a sophisticated piece of home theater audio equipment designed for immersive sound experiences. Engineered for reliability and performance, these models offer 7-channel surround sound capabilities and support for advanced audio formats such as Dolby Digital EX and DTS-ES Discrete 6.1, alongside multiple DSP modes. Connectivity options, including HDMI, digital, and analog inputs, are extensive, providing flexibility for various audio and video sources.

This manual is intended for service personnel and provides comprehensive guidance for maintaining and repairing the specified Yamaha AV receivers. It details front and rear panel layouts, remote control functions, and critical technical specifications. Key sections include in-depth disassembly procedures, a self-diagnosis function for troubleshooting, and information on cleaning and common issues. The manual also likely contains schematics, block diagrams, and parts lists, equipping technicians with the necessary information to ensure optimal performance and longevity of the unit.