As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING PREFLIGHT CHECKS, FOUND THE AFT EMERGENCY LIGHTS AND THE EXTERIOR ENERGENCY LIGHTS TO BE ILLUMINATED WITH THE EMERGENCY LIGHTS SWITCH ARMED AND THE SEATBELT SWITCH OFF. RESET THE G SWITCH ON THE AFT EMERGENCY BATTERY PACK, PERFORMED OPS CHECK, OPS CHECK PASSED IAW AMM 33-50-01.