As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
EMERGENCY EXIT LIGHTS FAIL BATTERY CAPACITY TEST. BOTH OVERWING EXIT DOORS, CENTER AISLE, AFT ENTRY AND SERVICE DOOR SIDE LIGHTS AND BOTH AFT SLIDE LIGHTS FAIL TEST. REMOVED AND REPLACED BATTERY PACK AT POSITION M1051 AND POSITION M1052 PER MM 33-51-31. FUNCTIONAL TEST OF EMERGENCY LIGHTS PER MM 33-51-11 IS GOOD. (M)