As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) SHORTLY AFTER TAKEOFF, THE LT ENGINE CHIP DETECTOR WARNING LIGHT CAME ON. THE CREW ELECTED TO RETURN TO THE DEPARTURE AIRPORT WHERE AN UNEVENTFUL LANDING WAS MADE. POST FLIGHT INSPECTION FOUND LARGE PIECES OF METAL ON THE CHIP DETECTOR AND IN THE OIL FILTER. THE METAL IS BELIEVE TO ORIGINATE FROM THE 2ND STAGE PLANETARY GEARS IN THE REDUCTION GEARBOX.