Wlx-896b Schematic ((better)) ✔ 〈Premium〉

If the unit is completely dead (no display), the primary side switching IC or the startup resistor is likely failed. Documentation Links

The inner layout of the WLX-896B relies on a dual-board system structure. This includes a primary high-voltage Switch-Mode Power Supply (SMPS) section and a secondary logic/telemetry board. Wlx-896b Schematic