As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
STATUS MSG01- ACTIVE CRUISE HARD; POWER SUPPLY ASSEMBLY (LEFT) HAS NO OUTPUT ON FLIGHT CONTROLS ARINC 629 BUSS (LEFT). DB- LEFT AIMS MSG-2458811 ACTIVE ER HARD. SUSPECT FAULTY POWER SUPPLY ASSEMBLY. REPLACED L-PSA PER MM 24-35-01, OP CHECKED GOOD. AC OK FOR SERVICE.