As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DFW - FLT 3595 - UPPER AND LOWER EMERGENCY EXIT LIGHTS OVER BOTH EMERGENCY EXITS DO NOT ILLUMINATE. EVERY OTHER EMERGENCY FLOOR LIGHT IN FORWARD CABIN INOPERATIVE. REMOVED AND REPLACED EMERGENCY BATTERY PACK AT 43WC IAW AMM. OPS CHECK GOOD. (M)