As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON MAINTENANCE CHECK FOUND EMERGENCY LIGHTS FAIL THE TEST. EPSU COM EMERGENCY "L" IS DISPLAYED. R & R DEU 300RH4-B IAW AMM 23-73-47-000-001 AND 23-73-47-400-001. OPS CHECKS GOOD IAW AMM 33-51-00-710-001-A. SUP: INFORMATION WILL BE FILED FOR THE PN AND SN REMOVED.