What was found
DFW - DURING OVERNIGHT MAINTENANCE, EMERGENCY EXIT CEILING LIGHTS AT ROW 22 THROUGH 26 DIM. REPLACED BATTERY PACK ASSEMBLY. SYSTEM GROUND CHECKED NORMAL OPERATION. (M)
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DFW - DURING OVERNIGHT MAINTENANCE, EMERGENCY EXIT CEILING LIGHTS AT ROW 22 THROUGH 26 DIM. REPLACED BATTERY PACK ASSEMBLY. SYSTEM GROUND CHECKED NORMAL OPERATION. (M)