As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WHILE DESCENDING FROM 9000 TO 8000 THE GEAR WARNING HORN AND THE RED CAS LANDING GEAR AND RED MASTER WARNING FLASHED AND THE GEAR INDICATIONS WERE RED. THIS CONTINUED UNTIL WE WERE LEVEL AT 8000 AT WHICH POINT IT SAID "10".. FURTHER DESCENT TO 6000 IT STARTED AGAIN. I SELECTED THE GEAR DOWN AND IT STOPPED. R & R LT RA ANTENNA IAW AMM 32-42-05. OPS CHKD GOOD.