This service manual covers the Onkyo TX-SR501/E AV Receiver, designed for advanced home theater audio reproduction. It details the engineering and technical specifications that contribute to the unit's performance and reliability in delivering immersive sound experiences. The receiver is built to provide robust functionality for discerning audio enthusiasts.

This manual serves as a comprehensive guide for servicing and maintaining the Onkyo TX-SR501/E AV Receiver. It includes essential information on troubleshooting common issues, detailed maintenance procedures, and technical specifications crucial for accurate repairs. Technicians and owners will find the information within this document invaluable for ensuring the longevity and optimal performance of the audio equipment.