crwdns2934241:0crwdne2934241:0 Dan

crwdns2934249:0crwdne2934249:0:

More likely you damaged the logic board here Vs the USB ports them selves. This will require deep logic board skill set to diagnose what components burnt and access to the correct part to replace to salvage the logic board.

crwdns2915684:0crwdne2915684:0:

open