As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ENGINE NR 1 SHOWED LP VIB 4.0 ON CLIMB OUT OF XNA. RAN QRH AND FOUND THAT ANYTHING ABOVE 70% THE VIBRATION RETURNED TO AMBER 4.0. AT 60% N1 IT WAS 3.8. AND AT 55% N1 IT WS 3.5. PER QRH WE CONTINUED WITH THRUST AT IDLE ON THE GROUND IN DALLAS IT CONTINUED TO RUN AT 3.8 AT IDLE. EMERGENCY DECLARED DEFERRED E1 VIBRATION PER ETN-EJ-72-009 TDMI AUTHORIZATION NUMBER 073T72182.