HOWTO Install Printers Under Windows
Windows Printer Installation
The following screenshots will guide you through a typical Lexmark T630 installation on a WindowsXP workstation.
First, invoke the Add Printer Wizard, choose to use a network printer, and specify the TCP/IP address of the desired printer (above).
You can get the Lexmark T630 or HP4600 drivers from the wiki. Unzip them to your C:\ drive, then tell the Add Printer Wizard that you Have Disk:
Browse to find the files; representative paths are shown (these paths result automatically from the unzipping)
File:Connecting printers 4.PNG
You will probably have to accept an unsigned driver.
It is preferable to choose the PCL (Page Control Language) driver option:
The HP4600 path is very similar to the Lexmark T630, if that's what you are installing:
Nothing we can do about this; accept the unsigned (Lexmark) driver, and wrap up your installation. You can print a test-page if you wish, to verify that it works.