As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
EN ROUTE FROM BUF-PHL, PILOT REPORTED THE EMERGENCY EXIT LIGHTS ON SEAT ROWS 17 THROUGH 20 ILLUMINATED INTERMITTENTLY DURING ENTIRE FLIGHT. MAINTENANCE REMOVED AND REPLACED THE BATTERY CHARGER ASSEMBLY AND BATTERY PACK, P/N 2013-1A. OPS CHECK NORMAL. (M)