As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING CLIMB OUT, LT ENG VIBRATION WAS IN AMBER RANGE. MAX READING NOTED WAS 1.8 MIL. AFTER SUBSTANTIAL REDUCTION IN THRUST IT CAME BACK TO NORMAL RANGE. DURING TROUBLESHOOTING FOUND TWO STUCK FAN BLADES ON NR 1 ENG. COMPLIED WITH FIM TASK 72-00-00-810-815. REF ITEM NR 2 THIS LOG PAGE FOR FURTHER ACTION TAKEN. UNSTUCK FAN BLADES IAW MM 72-21-02. DEFERRED LUBE IAW AMM REF 72-21-02.