duet2 ethernet V1.04B

[JV]

hello every body
I were using the DUET2 ETHERNET V1.04.
I decide to buy another one and i receive the same board but Ver 1.04B
just for curiosity any one can tell me wich is the diference?
Thanks

[Veti]

https://duet3d.dozuki.com/Wiki/Hardware_Overview

but it only mentions a
On 1.04a and later the JTAG header is removed

[JV]

@veti
Yes i saw that too