REPAIR TUTORIAL How to Troubleshooting Laptop Motherboard Charging Circuit By Learnallfix September 26, 2022 0 Case Study:Quanta X63 schematicsPins to look out for while troubleshooting charging sectioni.SMBUS ii.Current sensing iii.Dc in mosfetiv.HPB(Battery charging rail high side mosfet)1. No powerFirst thing to check if the machine… Read more