As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
INTERMITTENT FIRE SYS FAULT STATUS MSG WHILE ENROUTE. (FLT#3103) CLOSED REVIEWED MDC. MULTIPLE B1 CODES INDICATE DEFECTIVE FIDEEX CONTROL UNIT A136. REMOVED AND REPLACED FIDEEX CONTROL UNIT A136 IAW AMM. OPERATIONAL TEST OF THE FIDEEX SYSTEM IS WORKING, NO MESSAGES DISPLAYED AT THIS TIME.