This service manual covers the Denon AVR-3806 AV Surround Receiver, a sophisticated component designed for advanced home theater systems. Engineered for exceptional audio performance, this receiver boasts a 7.1 channel amplifier delivering 120W per channel at 6 ohms or 95W per channel at 8 ohms. It supports a wide array of surround sound formats, including DTS-ES Discrete/Matrix, DTS Neo:6, Dolby Digital EX, and Dolby Pro Logic IIx, ensuring an immersive listening experience. The AVR-3806 also features Audyssey MultEQ auto-speaker setup and video upscaling capabilities up to 1080i, making it a versatile centerpiece for any home entertainment setup. Its robust connectivity options include dual HDMI inputs and one output, three component video inputs, and digital audio inputs, alongside an Ethernet port for network integration.

The purpose of this English-language service manual is to provide comprehensive technical information for the maintenance and repair of the Denon AVR-3806. It details crucial aspects such as troubleshooting procedures, technical specifications, and essential safety guidelines. This document is an invaluable resource for technicians and owners alike, offering the necessary knowledge to ensure the optimal performance and longevity of the AV receiver. With 123 pages of detailed content, it covers all essential aspects required for effective servicing and upkeep of this advanced home audio equipment.