Samsung S9 Schematic Diagram [patched] Here

Check for continuity or specific voltage readings at those points to find "dead" components or broken traces. Where to Find Schematic Diagrams

Q: Is it safe to modify my Samsung S9 using a schematic diagram? A: Modifying your S9 can be safe if done correctly. However, improper modifications can cause damage or void your warranty. samsung s9 schematic diagram

Furthermore, the "Right to Repair" movement has made schematics political. Manufacturers are historically secretive with these documents. The fact that S9 schematics are publicly available (through leaks and community efforts) is a victory for consumers. Check for continuity or specific voltage readings at