As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFTER OPENING MCD, MAIN CARGO FIRE (RED) MESSAGE MAIN DECK LOOP 1 MESSAGE (WHITE), AND HORN, INTERMITTENT DURING OFF LOAD. EXECUTED OPS CHECK AFTER A/C RESET OF MDC FIRE DETECTION SYSTEM IAW B767 AMM 26-14-00. OPS CHECK GOOD AT THIS TIME. A/C RELEASED NO-ETOPS. AIRCRAFT RETURNED TO SERVICE.