Nope, the PC side will be a standard USB-A and the other side is a USB-B (standard printer cable)
I've done it many times. The same cable is used to be able to use the PC editor JAVA application.
Edit:
In
THIS VIDEO, here is how I updated my FR-8X piano accordion to the 2.50.103 version. There is one more update after that but the process to update that was identical and I did not capture that process to video like this one..