MY printer works fine.It's connected by USB.when I try to send to the printer,I get a pop up saying,"usb not responding,one of the devices attached to computer has malfunctioned,Windows does not recognize it",,If I unplug the power,and replug, the print in que works and it prints.Why am I loosing the connection.When I go to device mgr,it shows,unrecogized device,where it pluged in??thanks