As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CABIN INTERIOR CEILING EMERGENCY LIGHT WAS INOPERATIVE AT ROWS 9 - 10 DURING A TEST. REMOVED AND REPLACED THE EMERGENCY LIGHT POWER SUPPLY IAW AMM 33-50-01. PERFORMED AN OPS TEST IAW AMM 33-50-01, THEN PERFORMED OPS TEST OF EMERGENCY LIGHTS IAW AMM 33-50-00. ALL OPS CHECKED GOOD. NO FURTHER DEFECTS NOTED.