As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PDX- THE SEAT MOUNTED FLOOR PROXIMITY EMERGENCY ESCAPE PATH MARKING LIGHTS ON ROWS 1-4 CAME ON AND WOULD NOT RESET. MAINTENANCE FOUND A LOOSE CONNECTION UNDER SEAT 1A. RESEATED CONNECTION AND REPLACED BATTERY PACK. OPERATIONAL CHECKS GOOD.