LEXMARK X746de, X748de, X748dte Service Manual and Parts Manual

SERVICE MANUAL TABLE OF CONTENTS

Notices and safety information
Laser notice
Lithium battery warning
Safety information

Preface
Change history
Conventions
Navigation buttons

General information
Options and features
Printer and scanner specifications
Media specifications
Tools required for service
Acronyms

Diagnostic information
Start
Operator panel and menus
Power-on self test (POST) sequence
Symptom tables
User status and attendance messages
Error codes and messages
Service checks

Diagnostic aids
Accessing test and diagnostic procedure menus
Diagnostics menu
Configuration menu (CONFIG MENU)
Service Engineer (SE) Menu
Front cover locked in place
Printhead verification
Paper Jams
Theory of operation

Repair information
Safety information
Data Security Notice
Handling ESD-sensitive parts
Handing the photoconductor unit
Screw and retainer identification table
Adjustments
Printer removal procedures
Multifunction printer removals
Scanner flatbed and automatic document feeder (ADF)
High-capacity input tray (HCIT) option removals

Connector locations
Locations—printer base
Connectors

Preventive maintenance
Safety inspection guide
Lubrication specifications
Maintenance

Parts catalog 
How to use this parts catalog
Assembly 1: Covers—printer
Assembly 2: Front
Assembly 3: Right
Assembly 4: Rear
Assembly 5: Left
Assembly 6: Top
Assembly 7: Cable parts packet
Assembly 8: Covers—scanner
Assembly 9: Automatic document feeder (ADF)
Assembly 10: Flatbed scanner
Assembly 11: Optional 550-sheet media drawer and tray
Assembly 12: Optional special media tray assembly
Assembly 13: Optional high-capacity input option (HCIT)
Assembly 14: Options and features

Index

Part number index