If you need to submit an RMA for Radio Test or Avionics products, please go here to Submit an RMA Request.
Click on the map to select the region of the world where you are located and complete the form to obtain Return Merchandise Authorization (RMA) prior to shipping your instrument to VIAVI for repair or calibration.
If you are unable to locate your specific instrument on the list, please contact VIAVI customer service.
Phone: (316) 529-5511 or 1-800-835-2350 (US Only)
Phone [+44] (0) 8706 080134 or [+48] 52 880 8736
Phone: 400 122 6542