As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT NOT GROUNDED: MAINTENANCE REPORTS PERFORMING EMERGENCY LIGHTING SYS OPS CHECK IAW JOB CARD 2803, FOUND ELS SEAT MOUNTED LIGHTS FROM SEAT 25A ONWARDS TURNED OFF. TROUBLESHOT MTC MSG 33-12017 IAW FIM B787-A-33-50-F1-M8A-421A-A. REMOVED AND REPLACED DOOR 4R CLASS 8 PRIME WCU IAW AMM 33-51-07. SOFTWARE LOADED OK. ELS SYSTEM ALL LIGHT WORK PROPERLY. CHECKED OK FOR SERVICE IAW AMM 33-51-07.