As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
TYS - A/C WAS IN FOR A SERVICE CHECK WHEN THE LEFT AND RIGHT EXTERIOR OVERWING EMERGENCY LIGHTS WERE FOUND INOP. MAINTENANCE REMOVED AND REPLACED THE NR 4 EMERGENCY BATTERY SUPPLY FUSE IAW EMB 145 VCMM 33-21-70. OPC CHECK WAS GOOD AND THEN RELEASED TO SERVICE.