As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CABIN EMERGENCY LIGHTS OPERATIONAL CHECK: {A3NB-33-3-6012} - EPSU BATTERY FWD L FAILEDON TEST REMOVED AND REPLACED EPSU BATTERY PER AMM 33-51-38. PERFORMED OPS CHK, OPS CHK OK PARTS USED: 18-3351-3-0001,QTY :1 VERIFIED OPS CHECK AND TEST OF FWD LH EPSU BATTERY OK.