As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING TAKEOFF ROLL, THE LT ENGINE FAN VIBRATION 2.5. WHEN INFLIGHT AT 370 ENGINE VIBRATION IS 5.1. THE CREW DIVERTED AND LANDED WITHOUT FURTHER INCIDENT. MX ACCOMPLISHED FAN LUBE IAW AMM 72-31-02. AFTER FAN LUBE ENGINE VIBRATION AT .9, WITH IN LIMITS IAW ERH 01.01.0 APPENDEX C. ACFT WAS RETURNED TO SERVICE.