As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFTER GEAR WAS EXTENDED THE RT GEAR INDICATED UNSAFE ON BOTH PRIMARY NS SECONDARY SYSTEMS. ON LOW APPROACH TOWER OBSERVED GEAR APPEARED DOWN. COMPLIED WITH THE QRH & LANDED WITHOUT INCIDENT. UPON INSPECTION OF RT GEAR, FOUND TARGET SENSOR PLATE SHEARED FROM LANDING GEAR. INSTALLED TARGET ON RT TRUCK IAW AMM 32-61-15-4. PERFORMED ADJUSTMENT & TEST OF GEAR DOWN LOCK SENSORS IAW AMM 32-61-15-5, CHECKED GOOD.