As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING CLIMB AND LEVEL OFF AT F/L 370 RIGHT ENGINE VIBRATION REACHED 3.9 UNITS. THE AIRCRAFT DIVERTED TO ATLANTA FOR MAINTENANCE TO DELTA AIRLINES MAINTENANCE CENTER. ACCOMPLISHED BORESCOPE INSPECTION, FAN BLADE LUBRICATION, RIGGED VSV & VBV SYSTEM AND BALANCED THE FAN BLADES. PERFORMED ENGINE RUN AND ALL SYSTEMS & PARAMETERS CHECKED NORMAL.