As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PASSENGER CABIN, EMERGENCY LIGHTS BATTERY PACK M1695 FAILS OP CHECK.(REF NR 99980799). REPLACED BATTERY PACK M1695 AND EMER AIZLE LIGHT ON SEAL 20RH IAW B737 AMM 33-51-06-960-805 AND 33-51-03-960-805. TEST GOOD (WORK ACCOMPLISHED BY V937427 AND AAR QC V935838)