What was found
RDU - FOUND EMERGENCY LIGHT SYSTEM FAILED OPERATIONAL TEST. MAINTENANCE REPLACED THE AFT EPSU. OPS CHECKED OKAY. (X)
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
RDU - FOUND EMERGENCY LIGHT SYSTEM FAILED OPERATIONAL TEST. MAINTENANCE REPLACED THE AFT EPSU. OPS CHECKED OKAY. (X)