As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
THE EMERGENCY LIGHT SWITCH ON THE F/A PANEL WAS IN THE ON POSTION ON ARRIVAL AT THE ACFT, THUS NO EMERGENCY LIGHTS. PERFORMED OPS TEST OF THE EMERGENCY LIGHT SYS AFTER ALLOWING APU TO RUN, OPS TEST GOOD. ACFT OK FOR SERVICE IAW AMM 33-51-00.