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Problems with TVP5151EVM

We have bought two TVP5151EVM. At connection there are problems.When we insert USB a cable to PC(WinXP), the device is not defined.

In device manager the device looking as:

 Accordingly in the program(TVP5151EVM Software) the device is not defined:

 LED(USB Link) doos not shine:

Photos of our board:

 What to do with this problem? On the second board similar problems! I so understand it problems with TUSB3210? PLEASE, HELP US!!!