Connector adaptor: Convert from 4 Pin Female JST plug to 4 pin Female Molex Connector (For 14.8V SBS & EV2300 Interface) (#5686)
EV2300 by TEXAS INSTRUMENTS SEMI - Buy or Repair at Radwell - Radwell.com
Battery Activated Communication Adapter Board Ev2300/battery Charger Integrated Board - Air Conditioner Parts - AliExpress
How to Reset, Reprogram and Calibrate BQ20ZXX family chips after battery cells replacement – Tutorials – How to Reset and Repair Laptop Batteries – Laptop Battery Analyzer and Repair Forum