Lexmark 1020 - Manual (Page 5)

Preface v
4078-002
Preface
2
This manual 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 error indicator table, symptom
table, 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 indi-
vidual FRUs.
Safety Information
•
The maintenance information for this product has been
prepared for use by a professional service person and is not
intended to be used by others.
•
There may be an increased risk of electric shock and
personal injury during disassembly and servicing of this
product. Professional service personnel should understand
this and take necessary precautions.
•
The safety features of some parts may not always be
obvious. Therefore, replacement parts must have the
identical or equivalent characteristics as the original parts.