As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ZONE F RIGHT HAND SIDE LAST 2 SMOKE DETECTORS INOP. ABOVE CEILING SECTION OF TUBE MISSING. FOUND SMOKE DETECTOR TUBING HAD PULLED OUT OF RUBBER BOOT. LOOSENED CLAMPS AND PROPERLY REINSTALLED TUBING AND ZIP TIED INTO PLACE. RE-TIGHTENED CLAMPS. REF AMM 20-11-00-2. OPS CHECK GOOD REF AMM 26-14-00-5.