: Strategic "break-out" points on the schematic and physical PCB for key voltages (e.g., +12V, +5V, and the inverter rail). This allows for rapid troubleshooting using a multimeter without needing to flip the board or risk shorting components. Active Status LEDs
Faulty or bulging electrolytic capacitors are a primary cause of "no display" symptoms. wannien 101v0 power supply schematic
: A goldmine for power supply enthusiasts. While the linked video covers a different DIY module, searching their forum for "Wan Nien" often yields high-res photos and community-traced diagrams. BadCaps.net : Strategic "break-out" points on the schematic and
Drop it in the comments below, and I’ll help identify the IC and key test points. wannien 101v0 power supply schematic