As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING AIRCRAFT MOVEMENT, THE SMOKE CAUTION ILLUMINATED AND THE AFT CARGO CAUTION LIGHT CAME ON. INSPECTION FOUND THE AFT CARGO COMPARTMENT FORWARD SMOKE DETECTOR TO HAVE THE FAULT LIGHT ILLUMINATED. CLEANED AND SEATED PINS TO THE DETECTOR AND REINSTALLED THE CONNECTOR IAW AMM 26-12-01-400-801. OPERATIONAL TESTS GOOD IAW AMM 26-12-06-710-801. RETURNED TO SERVICE.