Cannot print through USB
If the "Before you troubleshoot" checklist does not solve the problem, then try one or more of the following:
CHECK THE USB CONNECTION
1Check the USB cable for any obvious damage. If the cable is damaged, then use a new one.
2Firmly plug the square end of the USB cable into the back of the printer.
3Firmly plug the rectangular end of the USB cable into the USB port of the computer.
The USB port is marked with a 
USB symbol.
Note: If you continue to have problems, then try another USB port on the computer. You may have connected to a defective port.
MAKE SURE THE USB PORT IS ENABLED IN WINDOWS
1Click 
, or click Start and then click Run.
2In the Start Search or Run box, type devmgmt.msc.
3Press Enter, or click OK. The Device Manager opens.
4Click the plus sign (+) beside Universal Serial Bus controllers.
If USB Host Controller and USB Root Hub are listed, then the USB port is enabled.
For more information, see the computer documentation.
REMOVE AND REINSTALL THE PRINTER SOFTWARE
Network Troubleshooting
If you are having trouble setting up your printer on a network, print a network setup page, and then see the complete network troubleshooting information in the Network Getting Started Guide or the comprehensive User's Guide available on the installation software CD.
Printing a network setup page
A network setup page lists the configuration settings of the printer, including the IP address and MAC address of the printer.
1Load plain paper.
2From the home screen, navigate to Print Setup Page: 
> Network Setup > Print Setup Page
The network setup page prints.
Troubleshooting
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