As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
THE CREW ACCOMPLISHED AN AIR TURN BACK DUE TO LT, NOSE AND RT RED LG "UNSAFE" INDICATIONS ILLUMINATED. WHEN THE LANDING GEAR HANDLE WAS SELECTED UP AND THE FLAPS SELECTED TO 11 T/O, THE LANDING GEAR WARNING HORN SOUNDED. GREEN GEAR LIGHTS EXTINGUISHED AND ALL GEAR RED INDICATOR LIGHTS REMAINED ON. R & R THROTTLE CONTROL MODULE IAW AMM 76-11-01.