What was found
DURING LAYOVER CHECK OF EMERGENCY PATH LIGHTS, D-ZONE WOULD NOT ILLUMINATE ON EITHER SIDE WITH POWER OFF TEST. REPLACED INVERTER MODULE AT POWER SUPPLY 8.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING LAYOVER CHECK OF EMERGENCY PATH LIGHTS, D-ZONE WOULD NOT ILLUMINATE ON EITHER SIDE WITH POWER OFF TEST. REPLACED INVERTER MODULE AT POWER SUPPLY 8.