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Service Manual
HP LaserJet 2100
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Copyright
©
Hewlett-Packard Company
1999
All Rights Reserved.
Reproduction, adaptation, or
translation without prior written
permission is prohibited,
except as allowed unde r the
copyright laws.
Publication number
C4170-90959
First edition, February 1999
Trademark Credits
Adobe and PostScript are
trademarks of Adobe Systems
Incorporated which may be
registered in certain
jurisdictions.
Windows is a U.S. registered
trademark of Microsoft
Corporation.
Warranty
The information contained in
this document is subject to
change without notice.
Hewlett-Packard makes no
warranty of any kind with
regard to this material,
including, but not limited to, the
implied warranties or
merchantability and fitness for
a particular purpose.
Hewlett-Packard shall not be
liable for errors contained
herein or for incidental or
consequential damages in
connection with the furnishing,
performance, or use of this
material.
WARNING
Electrical Shock Hazard
To avoid electrical shock, use
only supplied power cords and
connect only to properly
grounded wall outlets.
Hewlett-Packard Company
11311 Chinden Boulevard
Boise, Idaho 83714 U.S.A.
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Conventions
This manual uses the following conventions:
The names of major printer parts and assemblies are Capitalized.
Color is used to emphasize items which are important to the material under discussion.
Bold is used for emphasis, particularly in situations where
Italic type
NOTE: Notes contain important information set off from the text.
CAUTION: Caution messages alert you to the possibility of damage to equipment or loss of data.
WARNING! Warning messages alert you to the possibility of personal injury.
is used to indicate related documents or emphasis.
italic
type would be confusing.
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Chapter Descriptions
Chapter 1: Product Information
This chapter describes features of the printer, including locations of external and internal
assemblies, and gives safety and regulatory information. Use this chapter to form a basic
service approach, and to get technical assistance.
Chapter 2: Operating Requirements
Chapter 2 details site requirements, including space and environmental specifics. The
chapter also defines specifications for paper and other media with this printer.
Chapter 3: Printer Configuration
Learn to use the control panel, perform an engine test, and reset the printer. Chapter 3
contains options for configuring the printer through service mode, and also details about
installing and using the Remote Control Panel. Network and IR printing is also explained.
Chapter 4: Printer Maintenance
This chapter discusses service check points, procedures for cleaning the printer, and how to
use toner cartridges effectively.
Chapter 5: Functional Overview
The functional overview discusses each of the printer’s stages to form and develop an
image. This chapter details the engine control system, the formatter system, the paper feed
system, and the sequence of printer operation.
Chapter 6: Troubleshooting
Use the systematic troubleshooting process to solve printing problems. This process
contains a preliminary troubleshooting flowchart, with explanations of each step throughout
the chapter. Explanations include a tab le with descriptions and recommended actions for all
control panel messages, image defect samples, troubleshooting problems with media, and
diagrams showing the locations of components that may be causing problems.
Chapter 7: Removal and Replacement
Step-by-step procedures show how to replace field replaceable units (FRUs) in the printer.
Chapter 8: Parts and Diagrams
Exploded view drawings and part number listings are included for all replaceab le parts in the
printer. The composite table of replaceable parts is sorted alphabetically by part name, and
also sorted numerically by part number. Both tables are cross-referenced to the diagr ams in
the chapter.
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Index
The index is an alphabetical, cross-referenced listing of information found in the main body
of the manual.
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