AC (from plug point) → SMPS → DC (to components)

Explain each connector and show real cables or printed diagrams.

1. 24-pin ATX Power Connector (Main Motherboard Power)

Let each student hold and identify these connectors if possible.

Explain the difference: UPS gives backup; surge protector gives protection.

Give students an SMPS (unplugged) and ask them to:

Ask them to visually compare SATA vs Molex connectors.

It converts AC power from the wall into DC power for computer parts.