As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WHILE A/C WAS OUT OF SERVICE FOR HEAVY CHECK EMERGENCY LIGHT ON FWD AX ENTRY CEILING PANEL INOP. TROUBLESHOOT EMERGENCY EXIT LIGHT INOP ON FWD LT ENTRANCE DOOR PANEL FOUND WIRE PULLED OUT OF CONNECTOR ON EMEGENCY LIGHT. RESEATED CONTACT AND WIRE, IAW EMB175 SWPM 20-21-20 AND EMB 175 WM 33-50-50-3. A/C REMAINS OUT OF SERVICE FOR HEAVY CHECK COMPLETION.