As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PHX - EEL - DURING INSPECTION EMERGENCY EXIT LIGHTS FAILED TEST FROM PROGRAMMING AND TEST PANEL. MAINTENANCE FOUND THE RT EMERGENCY POWER SUPPLY UNIT INOPERATIVE. REPLACED EMERGENCY POWER SUPPLY UNIT (12WL); OPERATIONAL CHECK WAS GOOD.