🏷️ Basic Information Identification Make: Sony Model: RDR-HX820/HX825 Product Type: DVD Recorder Generation: Not Applicable 📋 Manual Details Manual Information Manual Type: Service Manual Language: English Format: PDF Content Overview Servicing Notes: Included Disassembly Instructions: Included Test Mode Procedures: Included Mechanical Adjustment Guidelines: Included Electrical Adjustment Guidelines: Included Circuit Diagrams: Included Exploded Views: Included Electrical Parts List: Included 🔧 Maintenance General Maintenance Cleaning Instructions: Refer to manual for dust removal and lens cleaning. Troubleshooting Common Issues Covered: Disc reading errors, playback problems, recording failures. 📄 Technical Specifications Recorder Features Recording Format: DVD-R/RW, DVD+R/RW, DVD-RAM Playback Format: DVD-Video, Video CD, CD, CD-R/RW Hard Disk Drive: Yes (Capacity varies by specific model variant) Tv Tuner: Analog and Digital (subject to regional variations) Connectivity Hdmi Output: Yes Usb Port: Yes (for firmware updates/data transfer) Scart Connectors: Yes Power Power Supply: AC 100-240V, 50/60Hz Power Consumption: Typical operation: ~25-35W (Varies)