This comprehensive service manual provides detailed technical information for the Yamaha RX-V361, HTR-6030, and DSP-AX361 audio/video receivers. It covers a wide range of topics, including circuit diagrams, troubleshooting guides, component specifications, and repair procedures. The manual is designed to assist technicians and experienced users in understanding the internal workings of these receivers and effectively diagnosing and resolving any issues that may arise. It is an essential resource for anyone involved in the maintenance and repair of these popular Yamaha products.