2, check whether the driver is normal, it is necessary to print a test page to check whether there are problems with the driver. If the print is not normal, from the control panel = & gt; Add Remove Programs in the uninstallation of the current driver, reinstall; if the print is normal, the third step.
3, in WindowsXP to change the print interface settings, the operation is as follows: Start = & gt; Settings = & gt; Control Panel = & gt; System = & gt; Device Management = & gt; Port = & gt; double-click the LPT option = & gt; Select Driver = & gt; Select Upgrade Driver = & gt; Select Show all of the specified position Driver List so that you can select the desired driver from the list=>Select Show All Devices=>Select Standard Port Type in the Manufacturer option and Printer Port in the Model option=>Follow the on-screen instructions below.