As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
REPEAT WRITE UP- " EQUIP COOLING" EICAS MSG CAME ON. 30 MINUTES INTO FLT WITH AN ASSOCIATED " EQUIPMENT SMOKE" STATUS MSG. WENT TO OVRD PER CHECKLIST AND (CONT) "EQUIP COOLING" MSG WENT OUT. CONTINUED TO ORD. T/S PER FIM 21-50- FOUND E&E COOLING SUPPLY FAN AT FAULT. R&R EQUIPMENT COLING FAN IAW AMM 21-58-01. LEAK CHECK AND OPS CHKD NORMAL AT THIS TIME. CMC GRD TEST PERFORMED- TEST PASSED.