As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING TAXI SMELLED A STRONG BURNING ODOR IN COCKPIT. FWD IFE COOLING FAN EICAS MESSAGE. REPEAT. FWD IFE SYSTEM TO MCO AND PLAC. ALL 13 C/BS PULLED AND COLLARED PER NEF PROCEDURE 233102. REPLACED IFE EQUIP COOLING FAN. SYS AND COOLING FAN CHKS GOOD.