As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
1) DURING CRUISE FLIGHT SSC (SINGLE STROKE CHIME) AND MWP "LOOPS" LIGHT ILLUMINATED. FIRE DETECTOR LOOP PANEL CHECKED AND LOOPS A & B TESTED NORMAL. MWP LOOPS & SSC CONTINUED INTERMITTENT. 2) TROUBLESHOT AND FOUND MASTER WARNING CONTROLLER DEFECTIVE. REMOVED AND REPLACED MASTER WARNING CONTROLLER PER MM REF 33-15-11. OK TO CONTINUE.