🏷️ Basic Information Identification Make: Sharp Model: 70GS 61S Type: Colour Television Series: 70GS 61S Product Category: Television Service Manual 📋 Manual Details Document Info Manual Type: Complete Service Manual Language: English Format: PDF Download Scope: Covers every part, in and out; repairing, rebuilding, and maintaining 🔧 Maintenance Cleaning Screen Cleaning Recommendation: Use soft, lint-free cloth; avoid abrasive cleaners Ventilation Airflow Requirement: Ensure adequate ventilation around the unit Calibration Picture Calibration: Adjustments for brightness, contrast, colour, tint, sharpness 📄 Technical Specifications Display Display Technology: Colour CRT (Cathode Ray Tube) Screen Size Diagonal: Likely 70cm (approx. 27 inches) based on model number prefix Audio Audio System: Likely Mono or Stereo integrated speakers Tuning Tuner Type: Likely Analog VHF/UHF Tuner Connectivity Input Ports: Likely SCART, RF coaxial, possibly RCA composite video/audio Power Power Supply: AC Mains (specific voltage range to be detailed in manual) Control Control Methods: On-unit buttons, Remote Control (likely infra-red) Dimensions Cabinet Material: Likely Plastic Components Major Internal Components: CRT tube, deflection yoke, flyback transformer, power supply board, main board, audio amplifier, tuner module 📄 Troubleshooting Common Issues Picture Problems: No picture, distorted picture, colour issues, snow Audio Problems: No sound, distorted sound Power Problems: No power, intermittent power