I have just received the USRP, connected the basicrx and basictx, installed all the software, connected the USB 2.0 cable and connected power to it with the USRP power adapter.
But when I read dmesg I only see these messages:

[17179697.552000] usb 3-5: new high speed USB device using ehci_hcd and address 2
[17179700.664000] usb 3-5: device descriptor read/64, error -110
[17179715.884000] usb 3-5: device descriptor read/64, error -110
[17179716.104000] usb 3-5: new high speed USB device using ehci_hcd and address 3
[17179719.216000] usb 3-5: device descriptor read/64, error -110
[17179734.436000] usb 3-5: device descriptor read/64, error -110
[17179734.656000] usb 3-5: new high speed USB device using ehci_hcd and address 4
[17179739.676000] usb 3-5: device descriptor read/8, error -110
[17179744.800000] usb 3-5: device descriptor read/8, error -110

The LED on the board is not blinking, and there's no device listed in the lsusb output.

But after about an hour fiddling around, suddenly the LED started blinking, I got the right messages from dmesg, and i could read the new device in lsusb. When I then tried to start some of the programs, it tried to reach the USRP and then it suddenly stopped blinking again. The same error messages appeared in the dmesg output, and it disappeared from the lsusb output. After that it has not started blinking again. I can't get it to work. I can feel that the ALTERA chip on the middle is getting a bit warm, so I assume that it's doing something, but I don't know what.
Isn't it supposed to blink with only the power outlet connected to it ??

Thanks for help!
Ruben




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