Assuming you got a software CD with the Printer?
Uninstall all the drivers (in device manager) you have on for the printer and any software.
Unplug any other usb devices.
Uninstall the USB ports.
with the printer NOT plugged in reboot the laptop
XP with find and reinstall the USB ports
Install the software and printer drivers from the CD
and finally plug the printer into the USB port and see what happens.