Replaced HF-modified LimeSDR board is also damaged

Since i have similar problem I will post here.
I found something interesting.
There is FX3 loopback test attached:
I used this to upload the image to ram. Remove FX3 jumpre reset chip an load image with cyfwprog available here:
Run test FX3USBTest.
It seems like communication problem between PC and cypress.
@IgnasJ can you comment on that? Is that the root of all problems?