Lexmark W820 Service Manual

1, Lexmark W820 • Table of Contents • Start Diagnostics • Safety and Notices •Trademarks • Index • Manuals Menu Lexmark TM W820, X820e, X830e, X832e Printers 4025-XXX Lexmark and Lexmark with diamond design are trademarks of Lexmark International, Inc., registered in the United States and/or other co…

3, iii 4025-XXX Table of Contents Notices and Safety Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ix Laser Advisory and Caution Labels . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ix Class 1 Laser Statement Label . .…

8, viii 4025-XXX I/O PWB . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-89 Left Cover Interlock Switch Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-90 Engine Board (MCU PWB) . . . . . . . . . . . . . . . …

4, iv 4025-XXX Printhead . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-46 Printhead Components . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-47 Printhead Operation . . . . . . . …

5, v 4025-XXX Service Checks Flowchart . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-9 How to Use the Service Checks Flowchart . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-9 How to Follow a Service Check . . . . . . . . . . . . . .…

2, Edition: February 2005 The following paragraph does not apply to any country where such provisions are inconsistent with local law: LEXMARK INTERNATIONAL, INC. PROVIDES THIS PUBLICATION “AS IS” WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESS OR IMPLIED, INCLUDING, BUT NOT LIMI…