As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON DEPARTURE, ACCELERATING THROUGH 240 KIAS, HEARD AN AUDIBLE RUMBLE FOLLOWED SHORTLY BY AN AMBER NOSE GEAR DOOR EICAS MESSAGE. RUMBLE & EICAS MSG REMAINED UNTIL SLOWING BELOW 220 KIAS. FOUND THE RT NLG DOOR PROXIMITY SENSOR OUT OF ADJUSTMENT. ADJUSTED IAW AMM 32-1-00. FOUND THE NLG AFT DOOR RODS OUT OF ADJUSTMENT, ADJUSTED LT & RT NLG AFT DOOR RODS IAW AMM 32-22-00. ADJUSTED RT NLG DOOR, ADJUSTED LT NLG DOOR IAW AMM 32-22-00.