🏷️ Basic Information Identification Make: JVC Model: AV-21RT4BE Model Variants: AV-21RT4BN, AV-21RT4BP, AV-21RT4SE, AV-21RT4SN, AV-21RT4SP Product Type: Colour Television Category: Consumer Electronics 📋 Manual Details Documentation Manual Type: Service Manual Format: PDF Language: English Page Count: 53 Content Includes Precautions: True Includes Specific Instructions: True Includes Disassembly: True Includes Adjustment: True Includes Troubleshooting: True ⚙️ Engine Specifications Power Source Power Input: AC 220-240V, 50/60Hz Power Consumption Typical Consumption: Approx. 75W Standby Consumption: <1W 📐 Dimensions Physical Screen Size: 21 inches (diagonal) Display Technology: CRT (Cathode Ray Tube) 🔧 Maintenance Cleaning Recommended Cleaning Method: Dry or slightly damp cloth Safety High Voltage Warning: Internal components retain high voltage even when unplugged Disposal Considerations: Proper disposal of electronic waste 📄 Technical Details Circuitry Main Chassis Type: Likely a specific JVC proprietary chassis Major Components: CRT, Tuner, Power Supply, Audio Amplifier, Video Processing ICs Features Color System Support: PAL/SECAM/NTSC (depending on regional variant) Audio Output Power: Stereo sound (specific wattage to be confirmed in manual) Connectivity: RF In, AV In (Composite), possibly SCART (depending on region)