As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
STL - FLT 619 - DURING PRE-FLIGHT, EMERGENCY LIGHTS AND EGRESS LIGHTS WOULD NOT ILLUMINATE. FOUND SWITCH HAD BEEN LEFT IN THE ON POSITION. REPLACED BATTERY POWER PACKS, MFG PN 5822-2 AND VR4D. EMERGENCY LIGHTS AND EGRESS LIGHT SYSTEM OPERATION CHECKED NORMAL. CHECK C - 5-22-95 - STL. (X)