As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
BC1 CHECK - DURING OPERATIONAL TEST EMERGENCY EXIT LIGHT WAS FAULT FOUND ON EPSU 11WL, ON PERFORM EMERGENCY EXIT LIGHT TEST AS PER JOB CARD 26L00005005. REPLACED EMERGENCY POWER SUPPLY UNIT (11 WL) & ACCOMPLISHED OPERATIONAL TEST IAW A320 AMM 33-51-38-400-011. OPS CHECK GOOD.