What was found
ON CLIMB OUT APX FL230, HIGH LP VIBRATION 4.0. WENT BACK TO GREEN ON DESCENT BUT STILL ELEVATED ON LANDING IN REVERSE THRUST, WENT BACK TO AMBER DECLARED EMERGENCY-C/A-RAR # 2 ENGINE FAN BLADE PINS IAW EA72-00-00-013 W/C. OPS CHECK GOOD. NO FURTHER DEFECTS NOTED AT THIS TIME.