As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
NUMEROUS ELECTRICAL FAULTS (FCC 2 FAIL, AVIONICS OVERRIDE, DU DISPLAYS, A/C AND D/C TIE BUSSES) WHICH RESULTED IN DEGRADED NAVIGATION CAPABILITY. EMERGENCY DECLARED. REPLACED EPCU IAW AMM 24-08-01-400. CHECKED NORMAL. REPLACED OVERHEAD ELECTRICAL CONTROL PANEL AND DC BUSS TIE NR 2 RCCB