As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING DESCENT, RECEIVED MOMENTARY "GEAR NOT DOWN" EICAS WARNING. ALTITUDE WAS APPROX 30,000 FT WARNING ONLY APPEARED ONE TIME AND LASTED ONLY A FEW SECONDS. NO EICAS FAULTS ON GROUND AND PILOT STATED THAT FAULTS WERE MOMENTARY IN FLIGHT. R & R PSEU REF 32-09-04-4 AS PRECAUTIONARY MEASURE. ALL OPS CHECKED GOOD.