As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFTER BOARDING AND READY TO PUSH. IFE SCREEN AT 55J BECAME VERY HOT WITH VISIBLE SMOKE. STOPPED EMITTING SMOKE ON ITS OWN. DISCONNECTED IFE SCREEN AT SEAT 55J AND PLACED ON MEL23-37-01B . MAINTENANCE LATER REPLACED MONITORS 55J & 56J ON 21MAY18.