g751jy

Hello guys , i have this for repair. was working on battery but was not charging .. can you help me with this repair ? i have no schematics or boards view for this. any common faults ? charging port looks ok ..thank you

ASUS ROG G751JY Asus ROG G751JY r2.2 60NB06M0-MB1250 boardview ASUS G751JY REV: 2.0 Asus ROG G751JY r2.4 60NB06M0-MB1260 boardview.fz Asus ROG G751JY r2.5 60NB06M0-MB1270 boardview.fz