As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON TAKEOFF RECEIVED GEAR DISAGREE WARNING MESSAGE. COMPLIED WITH QRH. 5 SECONDS AFTER GEAR SELECTED UP, NOSE DOOR & ANTI-SKID MESSAGES ALSO PRESENT. RT MLG SHOWED RED. MANUAL RELEASE WAS USED. HYD QTY PRESSURE & TEMP ALL NORMAL IN ALL 3 SYSTEMS. ALL PUMPS WERE SELECTED TO AUTO THEN ON FOR THE QRH.