As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
OPERATIONAL CHECK OF CABIN EMERGENCY LIGHTS {A3NB-33-3-6012} - EPSU EXT LOAD EMER R FAULT ON EMERGENCY LIGHT TEST REQUIRES SLIDE REPLACEMENT. T/S USING TSM 33-51-00-810-808-A. PERFORMED EPSU OPERATIONAL TEST AND FOUND EXTERIOR LIGHTS FAULT LIGHT ILLUMINATED. TESTED BOTH EMERGENCY OVERWING LIGHTS AND BOTH ILLUMINATE. SUSPECT RH OVERWING SLIDE LIGHTING INOP