The form #31 does not exist or it is not published.
Register your i3Board for an extended warranty (only for education):



What does the serial number look like?
The serial number has a structure of 13 digits "I3Bxxxxxxxxxxxxxx"

Where can I find the serial number?

  1. You can find the serial number on the box of the i3BOARD
  2. You can find the serial number in the lower left corner of the board
    (remark: in the lower right corner is also a i3BOOK-sticker. Do NOT use this number)
  3. The serial number is located on the invoice of the board