As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
NOSE GEAR DID NOT RETRACT AFTER TAKEOFF. GREEN NOSE GEAR LIGHT REMAINED ILLUMINATED AND ASSOCIATED AIRFLOW NOISE WAS EVIDENT. PERFORMED QRH PROCEDURE AND FLEW LEG WITH GEAR EXTENDED BELOW 250K. INSPECTED NOSE GEAR EXTENSION AND UP LOCK SWITCH ALL WITHIN LIMITS