As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIR DRIVEN HYD PUMP INOP. C SYS DEMAND PUMP EICAS MSG. RTB FOR MTC. MTC IN PROGRESS. O/SPEED CONTROL CARD M1057 P/N 2117844-5 REPLACED IAW AMM 29-11-69-024 AND 29-11-69-424-005. ALL INDICATIONS NORMAL FL SLATS CYCLED USING APU POWER AND ELECT HYD PUMPS AND ADP A INDICATIONS SATIS.