As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PROCEDURE - AFTER DOING CABIN EMERGENCY LIGHTING TEST, FAULT INDICATED EPSU INT LOAD EMER L. EMERGENCY LIGHTS INOP FROM SEAT ROW 26- 28. BITE TEST EMER L PWR SUPPLY, SHOWED SHORT IN LIGHTING SYSTEM. AT ROW 27ABC, FOUND DAMAGED SPLICE AT FLOOR-TO-SEAT CONNECTOR. REMOVED SPLICES & REPINNED MATE-N-LOK CONNECTOR. REF ESPM 20-48-14-01. EMERGENCY LIGHTING SYSTEM OPS CK'D NORMAL.