Could really do with some advice please. I have a Seagate 1TB expansion drive and the mini USB connection has come away from the connection inside the housing.Its just rattling around inside and i can ...

My friend has a 7D, and the SD card reader on her computer has crapped out (we think). She doesn't have the official IFC-200U/IFC-500U interface cable that came with the camera, but for purposes of ...

If only one USB device is not working, try plugging in another USB device to see if it is recognized. If other devices work, the issue may be with the original USB device rather than the port itself.