As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CONDUCTED OPERATIONAL TEST OF THE EMERGENCY LIGHTS IAW AMM 33-51-00-710-001-A, TEST FAILED. GOT CLASS 1 FAULT FOR EPSU (12WL) EMER R/DEU B (300RH6) / RELAMPED AFT ASSEMBLY TR OVERWING (62WL).OPS CHECKED, BITE TEST CHECKS GOOD.REF AMM 33-51-45-000-001-A AND 33-51-45-400-001-A."