Lexmark 4I3 - Manual (Page 122)

Setup and Checkout Complete
You have completed a simple setup and checkout of the printer.
IBM recommends that you print your power-on custom set
(Custom Set A) factory defaults and save this printout for future
reference. You are ready to attach the printer to your computer.
Go to Chapter 2, “Attaching the 4230 Printer to Your Computer”
on page 2-1.
Note: See pages 1-101 through 1-114 for making adjustments,
unloading forms, and removing the forms device.
1-100 User’s Guide