🏷️ Basic Information Identification Make: JVC Model: AV 20F475 / AV N21F45 Year: Unknown Generation: Unknown Product Type Type: Color Television 📋 Manual Details Documentation Manual Type: Schematic Diagram Manual Language: English Format: PDF Purpose: Repair and Troubleshooting Content: Visual and step-by-step instructions 📄 Technical Specifications Display Screen Size Inches: 20 (for AV 20F475), 21 (for AV N21F45) Display Type: CRT (Cathode Ray Tube) Aspect Ratio: 4:3 Audio Audio Output Watts: Likely stereo, specific wattage not detailed Connectivity Input Ports: Likely Composite Video, S-Video, RF, Audio RCA Output Ports: Likely Audio Out RCA Power Power Consumption Watts: Typical for CRT TVs of this era, not specified Power Requirements Voltage: Standard household voltage (e.g., 120V AC in North America) Tuners Tuner Type: Analog Channel Coverage: VHF/UHF Features Remote Control: Likely supported, but not explicitly stated On Screen Display Osd: Likely present for settings adjustment Builtin Speakers: Yes Sleep Timer: Likely present Closed Captioning: Yes