As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING HEAVY MAINTENANCE: DURING AFT FUS FAIRING 199ML INSTALLATION, UPPER EMERGENCY LIGHT WAS FOUND INNOPERATIVE; REF TOMX WO #2404 NR # 00176 UPPER EMERGENCY LIGHT WAS REPLACED PER EMB-190 AMM 33-50-25--000-802-A AND PER EMB-190 AMM 33-50-25--400-802-A.