PROBLEM- LAPTOP WORKING OK ON ADP MODE BUT NOT POWERING ON BATTERY MODE
DIAGNOSE - CHARGING IC ISL6251 & IO CONTROLLER REPLACE BUT PROBLEM NOT SOLVE THEN I DIAGNOSE ONE INTERNAL TRACK WAS DAMGE
REBUILD TRACK ON D23 PIN NO.02 TO PR111
THEN MBD IS OK
THIS PROBLEM IS PWR DCIN / Vin Detector SECTION