Xerox 4050 User Guide

 Guide to Performing Routine Maintenance

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This guide provides information on how to perform basic 
maintenance tasks on the Xerox DocuPrint 4050 and 4090 NPS/
IPS.

This guide is designed for operators whose job consists of 
operating each of the system components, running print jobs, 
solving simple system problems, and performing basic 
maintenance tasks, such as replenishing printer supplies. 

Refer to the entire list of documentation in the “Related 
publications” section for information on other tasks required for 
printing with your NPS/IPS printer.

Users should have an understanding of printer controller 
operations.

Before using this guide, become familiar with its contents and 
conventions.

This section lists the contents of this guide.

•

Chapter 1, “Feeder trays,” provides information on how to 
load feeder trays for your DocuPrint printer..

•

Chapter 2, “Output trays,” describes how to unload output 
trays for the DocuPrint printer.

•

Chapter 3, “Stitcher wire,” provides information on how to 
replace the stitcher wire spool, and on how to continue 
printing when the spool is out of wire.

•

Chapter 4, “Fuser lubricant and pressure roll wiper,” 
describes how to refill the fuser agent reservoir, and how to 
replace the pressure roll wiper.