As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
RIGHT OVERWING EXIT DOOR EMERGENCY LIGHTS ARE INOPERATIVE ; / [01] PERFORMED T/S AND FOUND EMERGENCY BATTERY PACK M1669 DEFECTIVE. PER B737 WDM 33-51-12.; [02] REMOVED AND REPLACED EMERGENCY BATTERY PACK M1669 AS PER REF B737 AMM 33-51-06-960-805 PERFORMED OPERATIONAL TEST FOUND NORMAL; [03] VERIFIED STEP 1;2