Wannien 101v0 Power Supply Schematic Verified ~repack~ -
The Wan Nien 101V0 (often identified as model Go to product viewer dialog for this item.
Reset/brown-out and supervision
Always discharge the large primary filter capacitor (usually 400V/450V) before handling the board to avoid high-voltage shock. Visual Inspection: wannien 101v0 power supply schematic verified
Label each resistor with measured value (read color code or use meter).
Input protection and filtering
Wannien 101V0 Power Supply: Verified Schematic and Repair Guide The Wan Nien 101V0 (often identified as model
This guide assumes you have basic electronics knowledge (reading schematics, using a multimeter, soldering). The Wannien 101V0 is a common switching mode power supply (SMPS) found in many LED drivers, small appliance chargers, and industrial control units. Draw the schematic – use KiCad or even paper
- Pin 1 & 2 (Error Amp 1): Used for voltage feedback from the output.
- Pin 15 & 16 (Error Amp 2): Used for current limiting.
- Verified Component Values:
If your Wannien 101V0 board has failed, follow these steps using a digital multimeter for testing: Check the Fuse: