As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CREW REPORTED THE METAL GUARD FOR SMOKE DETECTOR IN C2 CARGO COMPARTMENT IS DEFORMED AND MISSING A SCREW. ACFT REMOVED FROM SERVICE. INSTALLED NEW GRILL ON FORWARD CARGO SMOKE DETECTOR IAW JIC 26-15-21 RAI 10000-001. ACFT RETURNED TO SERVICE.