As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PASSENGER COMPARTMENT EMERGENCY LIGHT BATTERY PACK M1694 FAILS CAPACITY TEST REMOVED EMERGENCY LIGHT BATTERY PACK M1694 IAW B737 AMM 33-51-06 -960-802. UP TO STEP 4.D (5)B. AND REPLACED NEW BATTERY PACK M16 94, OP TEST GOOD IAW B737 AMM 33-51-06-960-802 STEP 4.D.(6) TO ( 7).(C).(