As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FT # 871, HALF OF THE CABIN EMERGENCY LIGHTS ARE OUT. STARTING FROM FWD GALLEY TO ROW 10. PERFORMED OPS TEST OF EPSUS PER AMM 33-51-00-740-801. TROUBLESHOT PER TSM 33-51-00-810-802-A. R & R BATTERY OF EPSU 12WL (FWD). PER AMM 33-51-38. OPS/BITE TEST OF EPSU NORMAL. MDDR CLEARED. MX-4 UPDATED. PLACARD REMOVED. MCC NOTIFIED.