Removing an external print server
1Press to turn the printer off.
2Make sure the power to the print server is off.
3Remove the USB cable from the external print server.
4Disconnect the external print server from the computer.
5Connect the printer USB cable to the printer.
6Press to turn the printer back on.
Cable is not connected, is loose, or is damaged
The printer cable must be fully connected and undamaged for proper communication.

Make sure the USB cable is connected to the USB port on the back of the computer

The USB port on the back of the computer is marked by . Plug the long, flat end of the USB cable into this
port.

Make sure the other end of the USB cable is connected to the back of the printer

Plug the smaller, more square end of the USB cable into the back of the printer.

Make sure the cable is not damaged or loose

Make sure:
The USB cable is not damaged.
The light is on.
For more information, see the related topic below.
Printer is plugged in but does not print
These are possible solutions. Try one or more of the following:

Make sure the printer is set as the default printer

Try printing a test page.

Make sure the print queue is ready to print

Make sure the printer is set as the default printer and is not being held or paused.
Printer is trying to print to File
If the computer is sending the print jobs to File rather than to the printer connected to the computer, first make sure
the printer is attached with a USB cable to a USB port on the computer.
To verify the USB port:
1In Windows Vista, click Control Panel Printers (under Hardware and Sound).
In Windows XP, click Start Settings Printers and Faxes.
2Right-click the Lexmark 7500 Series icon.
3From the sidebar menu, select Properties.
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