As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFTER COMPLETING TERMINATING CHECKLIST, AND SELECTING GSU PANEL IN USE, EMERGENCY LIGHTS ILLUMINATED FOR TWO MINUTES WITH FLIGHT DECK EMERGENCY LIGHT SELECTED OFF AND CABIN EMERGENCY LIGHT SELECTED OFF. REMOVED FROM SERVICE. INTERROGATED CMC NO FAULTS FOUND. PERFORMED EMERGENCY LIGHTING OPS TEST IAW E175 AMM 33-50-710-801-A. OPS TEST GOOD. NO FURTHER DEFECTS NOTED. RETURNED TO SERVICE.