Bm5291: Ver 13 Schematic Verified Repack

When you have the verified schematic in hand, follow this logical flow to diagnose your board: 1. The Input Stage (Primary Side)

When troubleshooting this board, a verified schematic usually highlights three "usual suspects": Filter Capacitors:

: Essential for tracing 3.3V, 5V, and VCore rails to find short circuits.