As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SEVERAL EMERGENCY LIGHTS INOP. (REF AAR N/R 9986389) REMOVED & REPLACED BATTERY PACKS AT POSITIONS M1672 & M1673 AS PER AMM 33-51-06-02. PERFORMED INSTALLATION TEST AS PER B737 AMM 33-51-06-02 (SUBTASK 33-51-06-710-004). TEST FOUND NORMAL, NO DEFECTS NOTED. REF P/N 99-3351-3-0015.