What was found
IN FLIGHT THE MAIN BAY SMOKE LIGHT ILLUMINATED WITH THE MWP SMOKE LIGHT AND CHIME. LIGHT BECAME INTERMITTENT AND EXTINGUISHED PRIOR TO INITIATING EMERGENCY CHECKLIST. LIGHT REMAINED EXTINGUISHED AND ALL INDICATIONS WERE NORMAL. DIVERTED TO DEN FOR SAFETY REASONS. PERFORMED VISUAL INSPECTION OF MAIN BAY AND FOUND NO INDICATION OF SMOKE OR DAMAGE. PERFORMED OPERATIONAL CHECK OF ELECTRONIC SMOKE DETECTION SYSTEM PER M/M REF 26-11-00 AND SYSTEM OPS CHECKS GOOD OK TO CONTINUE.