Preface - Lexmark 4500-00 Series Service Manual

4500

Preface

This manual contains maintenance procedures for service
personnel. It is divided into the following chapters:
1. General Information contains a general description of the
printer and the maintenance approach used to repair it. Special
tools and test equipment are listed in this chapter, as well as
general environmental and safety instructions.
2. Diagnostic Information contains an error indicator table,
symptom tables, and service checks used to isolate failing field
replaceable units (FRUs).
3. Diagnostic Aids contains tests and checks used to locate or
repeat symptoms of printer problems.
4. Repair Information provides instructions for making printer
adjustments and removing and installing FRUs.
5. Connector Locations uses illustrations to identify the
connector locations and test points on the printer.
6. Preventive Maintenance contains the lubrication specifications
and recommendations to prevent problems.
7. Parts Catalog contains illustrations and part numbers for
individual FRUs.
Definitions
Note: A note provides additional information.
Warning: A warning identifies something that might damage the
printer hardware or software.
CAUTION: A caution identifies something that might cause a
CAUTION: When you see this symbol, there is a danger
from hazardous voltage in the area of the product where
you are working. Unplug the product before you begin, or
use caution if the product must receive power in order to
perform the task.
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Service Manual
servicer harm.