As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DFW - FLT 3701 - ALTERNATING EMERGENCY FLOOR PROXIMITY LIGHTS, TWO EXIT LIGHTS AND EXIT SIGN ABOVE COCKPIT DOOR DO NOT ILLUMINATE. REMOVED AND REPLACED BATTERY PACK IN ONE EMERGENCY POWER SUPPLY. OPERATIONAL CHECK GOOD. AIRCRAFT RETURNED TO SERVICE. (M)