As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING HEAVY MAINTENANCE: INOPERATIVE AFT PASSENGER DOOR EMERGENCY EXIT IDENTIFIER SIGN WAS FOUND; REF. TOMX WO: N339JB/2012 NR 00371 - T/S OF THE EMERGENCY LIGHT POWER UNIT #5 WAS PERFORMED PER EMB 190 FIM 33-50-00-810-810-A. ELPU WAS REMOVED AND SERVICEABLE ELPU WAS INSTALLED PER EMB - 190 AMM 33-50-01. SATISFACTORY TEST.