Lexmark T420       Quick Reference Guide (410 KB) Setup Guide (881 KB) User's Reference (3.4 MB)     Product: T420 Language: English Change Your Selections   Additional Publications Card Stock & Label Guide (705 KB) - Choosing the proper media for your printer Technical Reference Details about printer functions and commands.     If Acrobat Reader is not installed on your operating system, visit the Adobe Web site at www.adobe.com or the Adobe BBS at (206) 623-6984 to download the version of Acrobat Reader you need.