As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DISPATCH MSG CABIN EMER EXIT LT. COMPLIED WITH MX DIRECTION PER ACARS. CORRECTIVE ACTION: FAULTING EPSU NIS ATL. PERFORMED EPSU BITE PER A350 AMM 33-51 TEST FAULTS EPSU FIN 101WL1 AND 101WL4 REMOVED AND REPLACED 101WL1 PER A350 33-51OPS TEST NORMAL STILL FAULTS L4 REMOVED AND REPLACED EPSU 101WL4PER AMM 33-51 OPS GOOD VERIFIED SOFTWARE BITES PASS. (7033260)