As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING OVERNIGHT MAINTENANCE SEVERAL EMERGENCY LIGHTS, INCLUDING ESCAPE PATH LIGHTS AT ROWS 23 THROUGH 25, AND EXIT SIGNS AT ROWS 21DEF AND 22ABC WOULD NOT TEST. MAINTENANCE REPLACED THE ASSOCIATED EMERGENCY LIGHT BATTERY PACK AT 21DEF, ALL OPERATIONS CHECKED NORMAL. (A)