Power Supply Schematic Exclusive !full! — Wannien 101v0

If you are repairing this board, focus on these common failure points:

Once you understand the schematic, you can improve the stock unit. Here are two "exclusive" mods for advanced users: wannien 101v0 power supply schematic exclusive

Overcurrent protection (OCP): Sense resistor or current-sensing transformer plus fast shutdown logic protects against short circuits.
Overvoltage protection (OVP) and overtemperature protection (OTP).
Soft-start: Limits inrush/current at startup to prevent stress on components.
Standby/auxiliary supply: A small auxiliary winding or dedicated regulator supplies the controller’s Vcc and provides power for control logic.

Happy building!

For more specific guidance, are you currently seeing a or a complete lack of power on your unit? Wan Nien 101V0 Power Supply Schematic - Expert Q&A Wannien 101V0 Power Supply — Technical Essay What