As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON FLIGHT 4620, CREW REPORTED OVERWING EMERGENCY EXIT LIGHTS INOPERATIVE, OVERHEAD EMERGENCY EXIT SIGN AT ROW-9 INOPERATIVE AND LAST TWO ROWS (9-13) EMERGENCY EXIT LIGHTS INOPERATIVE. AIRCRAFT REMOVED FROM SERVICE. REMOVED AND REPLACED BATTERY POWER SUPPLY NR 4 IAW EMB AMM 33-50-04. OPERATIONAL CHECK GOOD. AIRCRAFT RETURNED TO SERVICE.