In conclusion, the power supply circuit is a critical component of a Videocon TV. Understanding the circuit diagram and components used can help in troubleshooting and repairing the power supply circuit. By following the safety precautions and troubleshooting tips, you can safely and effectively repair the power supply circuit and get your TV up and running again.
Here is a simplified circuit diagram:
+---------------+ | AC Input | +---------------+ | | v +---------------+ | Fuse (F1) | +---------------+ | | v +---------------+ | Bridge Rectifier | | (BR1) | +---------------+ | | v +---------------+ | Filter Capacitor | | (C1) | +---------------+ | | v +---------------+ | Voltage Regulator | | (U1) | +---------------+ | | v +---------------+ | Pass Transistor | | (Q1) | +---------------+ | | v +---------------+ | Switching Transistor | | (Q2) | +---------------+ | | v +---------------+ | Transformer (T1) | +---------------+ | | v +---------------+ | Rectifier Diode | | (D1) | +---------------+ | | v +---------------+ | Output Stage | | (U2) | +---------------+ | | v +---------------+ | TV Circuitry | +---------------+ videocon tv power supply circuit diagram