As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT IN BASE MAINTENANCE: EMERGENCY POWER SUPPLY UNIT EXT LOAD FORWARD LEFT. FOUND PASSENGER / CREW DOOR 831 SLIDE TO BE CAUSING THE FAULT. REPLACED SLIDE PER AMM 25-62-44-400-007-A AND ACCOMPLISHED A SATISFACTORY OPERATIONAL CHECK.