This is a list of federally recognized tribes in the contiguous United States of America. There are also federally recognized Alaska Native tribes. As of 19 February 2020, 574 Indian tribes were legally recognized by the Bureau of Indian Affairs (BIA) of the United States. Of these, 231 are located in Alaska.
USB Not Recognized on MP5, How to Solved: Procedure Inside
Problem: USB Not Recognized
Action taken: Changed 64mb SDRAM (54 pins)
> USB Cable
> extra 64mb sdram, crystal Oscilator if needed
> Soldering iron & hot air
> Open mp5 player and look for board id...