As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
EMERGENCY LIGHTS BY RT FWD EMERGENCY EXIT AND FWD CABIN CEILING FAIL TO ILLUMINATE WITH EMERGENCY LIGHT SWITCH SELECTED ON. REPLACED BOTH EPSU BATTERY PACKS IN NR 2 EMERGENCY LIGHTS POWER SUPPLY PER AMM TASK 33-51-00-820-801. OPS CHECK IS GOOD.