🏷️ Basic Information Identification Make: Denon Model: AVR-1707/AVR-1507/AVR-687/AVR-587/AVR-487 Year: Unknown Generation: N/A (Service Manual) 📋 Manual Details Publication Info Manual Type: Service Manual Language: English Format: PDF Supported Models: AVR-1707, AVR-1507, AVR-687, AVR-587, AVR-487 Content Primary Focus: Troubleshooting and Repair Included Sections: Block Diagrams, Circuit Diagrams, Troubleshooting Charts, Component Lists, Exploded Views, Adjustment Procedures 🔧 Maintenance Troubleshooting Common Issues Addressed: No power, no sound, distorted audio, HDMI handshake issues, overheating Repair Guidance Diagnostic Tools: Multimeter, Oscilloscope, Signal generator Replacement Parts Component Identification: Schematics for power supply, audio boards, DSP board, front panel, etc. Calibration Setup Procedures: Speaker setup, level calibration, distance setting, crossover frequency adjustments Safety Precautions Electrical Hazards: Warning about high voltages present within the unit Handling Static Sensitive Components: Guidelines for ESD protection 📄 Technical Specs Audio Processing Decoder Formats: DTS-ES, DTS Neo:6, Dolby Digital EX, Dolby Pro Logic IIx, etc. (Specifics vary by model) Digital Signal Processing: High-performance DSPs (e.g., SHARC, Crystal CS49324) Amplification Amplifier Channels: 5.1 or 7.1 (Varies by model) Output Power Per Channel: Approx. 90-120W (at 8 ohms, 20Hz-20kHz, THD 0.08% - Specifics vary by model) Connectivity Hdmi Version: HDMI 1.1 or 1.2 (Varies by model) Digital Inputs: Coaxial, Optical (Number varies by model) Analog Inputs: RCA, Component, Composite, S-Video (Number varies by model) Speaker Terminals: Screw-type binding posts Power Supply Power Consumption: Typically 200-300W (Varies by model and operating conditions)