As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON CLIMBOUT FROM CLT AND GEAR SELECTED UP, CREW REPORTED THE RIGHT MAIN LANDING RED LIGHT INDICATED RED. WHEN HANDLE WAS MOVED TO OFF, RIGHT MAIN LANDING GEAR INDICATED GREEN. WHEN HANDLE WAS MOVED TO DOWN, THREE GREEN AND NO RED WAS INDICATED. FLIGHT RETURNED TO FIELD AT CLT AND LANDED WITHOUT FURTHER INCIDENT. NO EMERGENCY WAS DECLARED. MAINTENANCE REMOVED AND REPLACED THE M986 CIRCUIT CARD (MAIN GEAR RED LIGHT) PER MM 32-09-20. OPERATIONAL CHECK GOOD.