As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING AIRCRAFT PREPARATION FOR MAINTENANCE, THERE WAS A FIRE OUTBREAK IN THE CARGO COMPARTMENT COMMON TO THE INTERNAL AREA OF THE EXTERNAL POWER RECEPTACLE. THIS CONDITION WAS REPORTED TO EMB. FOR ADDITIONAL DETAILS SEE JOB A1Q349 ITEM 997-6.5