As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SELECTING GEAR DOWN GEAR DISAGREE WARNING NOSE GEAR INDICATED DOWN LT AND RT MAIN WERE NOT DOWN. FOLLOWED QRH USED MLG MANUAL RELEASE TO EXTEND GEAR. EMERGENCY EQUIPMENT ON STANDBY. FLTS 4269, 4263, 4646, 4665 CX. LANDING GEAR RETRACTION SYSTEM.