As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT#1407, JFK-CDG. (ETOPS) 'AFTER CLIMBING TO FL 350 WE STARTED GETTING HIGH N1 VIBRATION ECAM DID NOT HEAR FEEL ANY VIBRATION VIBRATION VALUE UP TP 10.0 AFTER DESCENDING BACK DOWN TO FL 330 ISSUE DISAPPEARED ALSO REFERENCED QRH (ENG 1); T/S PER TSM 77-32-00-810-824-A PERFORMED VISUAL CHECK OF W03 HARNESS OK. ACCOMPLISHED CONTINUITY CHECKS FROM (4609KS-P10 TO 4068KS-P32) PINS R-3: .05 OHMS, (LOWER G0-2: .05OHMS. PERFORMED CHECKS FROM PINS TO GRD AND PINS TO CASE OK. NO SHORTS. R/R OF FWD VIB SENSOR PERFORMED IAW AMM 77-32-21. OPS CHECK OK.