As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
2S CHECK - DURING CABIN EMERGENCY LIGHTING OPERATIONAL TEST, EMERGENCY LIGHTS WERE FOUND INOP ON SEAT POSITIONS 25, 30 AND 34 LEFT SIDE AT PAX CABIN. PERFORMED TROUBLESHOOTING IAW TSM 31-51-00-810-801-A AND REPLACED EPSU (13WL) IAW AMM 33-51-38-400-001-A AND PERFORMED OPS TEST IAW AMM 33-51-00-710-001-A. TEST OK.