This service manual covers the Yamaha RX-V459/HTR-5940/DSP-AX459/HTR-5935, a 7.1 channel surround sound receiver designed to deliver immersive audio experiences. Engineered for audio enthusiasts, this unit boasts a power output of 100W per channel at 8 Ohms and supports advanced digital audio decoding technologies such as Dolby Digital EX, DTS-ES, DTS Neo:6, and Dolby Pro Logic IIx. Its comprehensive connectivity options include HDMI (version 1.2a for supported models), Component, Composite, Optical, Coaxial, and Analog Audio inputs, along with corresponding outputs, ensuring compatibility with a wide range of audio and video sources. The receiver's robust construction is reflected in its physical dimensions of 435 mm width, 171 mm height, and 432 mm depth, with a substantial weight of 14.5 kg.

The purpose of this English-language service manual is to provide comprehensive technical information for the maintenance and repair of the specified Yamaha models. It details essential procedures, including troubleshooting guides, schematics, parts lists, and component replacement instructions, enabling technicians and owners to keep the unit in optimal working condition. This manual serves as an indispensable resource for understanding the internal workings, diagnosing issues, and performing accurate repairs, thereby ensuring the longevity and performance of your surround sound receiver.