As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CARGO FIRE LIGHT ILLUMINATED AND CARGO FIRE EXTINGUISHED DEPLOYED. MAINTENANCE COULD NOT DUPLICATE PROBLEM. INSPECTED DETECTION AND ASSOCIATED WIRING, NO DISCREPANCIES NOTED. COMPLETED OPERATIONAL CHECK OF DETECTOR SYSTEM IAW SAAB MM 26-13-00 & CLEANED PHOTO ELECTRIC SENSOR IAW SAAB MM 26-13-00. OPS CKECKS ARE GOOD.