Printronix L5520

Cleaning The Fuser Unit Cover Glass

12. Remove the two screws that secure the filter housing to the

filter plate, then remove the filter.

Legend:

1) Filter Housing

2) Screws (2)

3) Filter

4) Filter Holding Plate

5) Fuser Unit

13. Vacuum the filter, then install it.

14. Vacuum any paper dust from the printer frame.

15. Install the fuser, making sure that the guide pins in the screw

bracket align with the holes in the side frame of the printer.

Contents

Main Consumables Information Page Software License Agreement Page Page Communication Notices Page Page Trademark Acknowledgements Page Page Table of Contents 1 Introduction............................................. 17 2 Initial Setup ............................................. 2 3 3 Consumables Replacement............ ........ 35 Table of Contents 4 Scheduled Maintenance .........................63 5 Troubleshooting ...................................... 93 Page Page 1 About This Manual Safety Notices And Special Information Chapter 1 Control Panel Keys And Display Messages Important Safety Precautions Page Chapter 1 Safety Labels And Printer Components Page Chapter 1 $ 23 Figure 4: Power Switch and Printer Interfaces $ About The Printer Features Emulations Fonts And Forms Page 2 Installation Overview Loading Paper Page Page Page Powering On The Printer Page Using The Control Panel Liquid Crystal Display (LCD) Status Indicators LINE SYNC SYS AVAIL JOB IN PROCESS STAND BY ONLINE FAULT Function Keys ONLINE Key Users Manual Chapter 2 is not CLEAR Key TEST Key SHIFT Key PAGE EJECT Key steadily, flashes, ENTER Key CANCEL Key UP And DOWN Keys NEXT And PREV Keys 3 Replacement Consumables Replacement Replacement Intervals Replacing The Toner Cartridge Page Page Page Replacing The Waste Toner Bottle Page Replacing The Photoreceptor Drum Removal Page Page Page Installing The Photoreceptor Drum Page Proper Disposal Of A Drum Unit Replacing The Developing Unit Removal Page Page 52 Replacing Or Adding The Developer Cross Section of Developing Unit Developing Unit Removal Page Adding New Developer Installing The Developing Unit Page Page 4 Maintenance Required Tools Service Level Page Counts and Clearing Service Level Messages Chapter 4 Maintenance Schedules User Cleaning Schedule User Replacement Schedule General Cleaning Vacuuming The Printer Page Page Page Page Cleaning The Chargers Page Page Page Precharger/Transfer Charger Page Cleaning The Fuser Unit Cover Glass Page Page Page Page Major Cleaning Removing Cleaning Unit Page Page Cleaning The Photoreceptor Drum Page Page Cleaning The SELFOC Lens 5 Troubleshooting Maintaining Print Quality Chapter 5 Diagnostics Offline Diagnostics Online Diagnostics Paper Jams Paper Jam Near The Tractor Paper Jam Near The Paper Output Section Page Page Page input Paper Jam In The Transport Input Section Page Page Paper Jam In The Transport Output Section System Status And Error Messages Operator-correctable Enabled Reprinting Pages After Fault Condition Disabled: Disabled not Note that pages have been lost. Note that pages have been lost. disabled Enabled Page Error Messages Operator-correctable errors Errors requiring reprinting Errors requiring field service Page Page Page Page Page Page Page TABLE NOTES: any not any A Sheets Users Manual. Operators Guide. Maintenance Log Sheets Level A Maintenance - 15,000 Pages (User) Level B Maintenance - 150,000 Pages (User ) Appendix A Level C Maintenance - 600,000 Pages (User) B Paper Specifications Page Page Appendix B Performance Characteristics Host Interfaces Appendix B Emulations Memory Requirements Safety Regulations Electromagnetic Interference Physical Characteristics and Environment must Appendix B Index B C D F G H I J N O P R S T U W