Panasonic DP-CL21 Series User manual

This section contains information on media, printer panel, printer drivers and hard disk
drive utility.
This section contains information on cleaning the printer, replacing supplies, clearing
jams, troubleshooting, error messages, repacking and specifications of the printer, media
to be used and interface.
This section contains information on configuring the printer for use within the network.
Settings and Printing (Print.pdf)
Maintenance and Specifications (Mainte.pdf)
Network (Network.pdf)
Color Laser Printer
Operating Instructions
Model No. DP-CL21
DP-CL21 is the PCL model of the printer. The printer can be used as PCL / PostScript model by purchasing
the Upgrade Kit. They are distinguished as follows in the Operating Instructions.
•DP-CL21P: PCL model
•DP-CL21M: PCL / PostScript model
The Operating Instructions consist of 3 files.
• Print.pdf Mainte.pdf Network.pdf
Clicking on their names or icons below can open these files. The printer’s features are described on the
following pages of this file.
Please carefully read the Operating Instructions before operating. If you need to see the Setup Guide,
click Setup Guide.
Keep the printer CD-ROM in a safe place for future reference. Do not expose the CD-ROM to direct sunlight
or extreme heat and do not scratch or smudge the surface of the CD-ROM.

2
• Microsoft, Windows and Windows NT are either registered trademarks or trademarks of Microsoft
Corporation in the United States and/or other countries.
• Apple, AppleTalk, ColorSync, LaserWriter, Mac, Mac OS, Macintosh and TrueType are trademarks of
Apple Computer, Inc.
• Netscape and Netscape Navigator are registered trademarks of Netscape Communications
Corporation in the United States and other countries.
• Intel, Pentium and Pentium II are trademarks or registered trademarks of Intel Corporation or its
subsidiaries in the United States and other countries.
• ITC Avant Garde Gothic, ITC Zapf Chancery and ITC Zapf Dingbats are trademarks of International
Typeface Corporation.
• Hewlett-Packard, HP, HP-GL, HP-UX, JetDirect, PCL and Web JetAdmin are trademarks of Hewlett-
Packard Company.
• Novell and NetWare are registered trademarks of Novell, Inc., in the United States and other
countries.
• IPX and IPX/SPX are trademarks of Novell, Inc.
• Avery and all other related brands and product names are trademarks of Avery Dennison Corporation.
• UNIX is a trademark of X/Open Company Ltd.
• 3M and 3M logo are trademarks or registered trademarks of 3M.
• Sun, Sun Microsystems, the Sun Logo and Solaris are trademarks or registered trademarks of Sun
Microsystems, Inc. in the United States and other countries.
• PANTONE is a trademark of Pantone, Inc.
• AIX is a trademark of International Business Machines Corporation.
• PeerlessPageTM is a trademark of Peerless Systems Corporation.
• PeerlessPrint® and Memory Reduction Technology® are registered trademarks of Peerless Systems
Corporation.
• Tornado and VxWorks are registered trademarks of Wind River Systems, Inc.
• SWOP is a registered trademark of SWOP, Inc.
• All other acknowledgments are trademarks or registered trademarks of their respective holders.
As an ENERGY STAR®Partner, Panasonic has determined that this product
meets the ENERGY STAR®guidelines for energy efficiency.
(ENERGY STAR and the ENERGY STAR certification mark are registered US
marks.)
Adobe, the Adobe logo, Acrobat, the Acrobat logo, Adobe Type Manager,
ATM, PostScript, PostScript 3 and the PostScript 3 logo are either registered
trademarks or trademarks of Adobe Systems Incorporated in the United
States and/or other countries.
Scalable type outlines are licensed from Agfa Monotype Corporation. CG,
Intellifont, MicroType and Universal Font Scaling Technology (UFST) are
trademarks of Agfa Monotype Corporation and may be registered in some
jurisdictions.

3
The operating instructions are subject to change without notice.
Screen shot(s) reprinted with permission from Microsoft Corporation.
Acrobat® Reader Copyright © 1987-2001 Adobe Systems Incorporated. All rights reserved.
COPYRIGHT © 2002 Peerless Systems Corporation. All Rights Reserved.
COPYRIGHT © 2002 Adobe Systems Incorporated. All Rights Reserved.
Adobe® PostScript® 3TM Copyright © 2002 Adobe Systems Incorporated. All Rights Reserved.
Copyright © 2002 Wind River Systems, Inc. All rights reserved.
This product contains an implementation of LZW licensed under U.S.Patent 4,558,302.
Copyright 1998-2003 silex technology, Inc.
© Matsushita Electric Industrial Co., Ltd. 2003
© Panasonic Communications Co., Ltd. 2003

Features 4
Thank you for purchasing the Panasonic DP-CL21 Color Laser Printer. We are sure it will meet your
printing needs and give you many years of productive and efficient use.
Printing in PCL and PostScript (DP-CL21M only)
In addition to printing in PCL, DP-CL21M provides printing in PostScript for Microsoft® Windows®
operating system and Macintosh.
Rapid Start / Fast Printing
Panasonic’s induction heating technology enables the DP-CL21 to have fast warm-up and first
page out time.
Print speed is up to 17* ppm (pages per minute) in color and up to 21 ppm in monochrome (Letter
size plain paper, simplex printing).
[Print speed is up to 16 ppm (pages per minute) in color and up to 20 ppm in monochrome (A4
size plain paper, simplex printing).]
*Actual print speed is 16.9 ppm.
Bi-directional Parallel / USB / Network Interface
Enables communication between the computer and the printer using the parallel (Windows only),
USB or network interface (100Base-TX and 10Base-T).
Paper handling
•Media tray (universal cassette):
Holds up to 530 sheets of 75 g/m2(20 lb.) paper.
•Multi-purpose Tray:
Coated paper, Transparency, Label, Thick Paper/Card or Envelope can be loaded.
Color Management
Utilizes ICM (Microsoft® Windows® operating system) or ColorSync (Macintosh Operating
System) profiles to perform automatic color matching between the monitor and the printer. Also
provides manual adjustment capabilities to modify the color appearance. For the schema for color
printing, refer to “Schema for Color Printing” on page 7.
Automatic Duplex Printing (with Automatic Duplex Unit option installed)
- see page 183, 261 or 280 in “Settings and Printing”
Automatically prints your document on both sides of the paper.
(Continued)
Features

Features 5
Job Spool Feature (Windows only)
- using the printer panel: see page 30, 31 or 32 in “Settings and Printing”
- using the HDD Utility: see page 217, 220 or 221 in “Settings and Printing”
Allows print jobs to be saved to the printer’s internal hard drive with printer drivers in Windows.
With this feature users can check a document prior to printing multiple copies (Check and Print),
save frequently used documents for instantaneous printing (Memory Print), and save confidential
documents requiring the user to enter a password to begin the printing process (Confidential Print
- PCL printer driver only).
Versatile Print Feature
• Watermark (see page 113, 167 or 185 in “Settings and Printing”)
Overlaps a watermark (Confidential, Draft, etc.) over any document.
• Overlay (see page 117 in “Settings and Printing”)
Overlaps an overlay data (image or characters) over any document.
• Pages per Sheet (see page 104, 160, 173, 176, 252 or 270 in “Settings and Printing”)
Prints 2 - 16 pages on a single sheet of paper to save paper.
•Scale(see page 109, 160, 173, 177, 246 or 266 in “Settings and Printing”)
Enlarges or reduces the output of page.
•Collate(see page 126, 162, 173, 177, 250, 254, 269 or 277 in “Settings and Printing”)
Prints copies of the entire document a number of times from the 1st page to the last page.
•Poster(see page 111 in “Settings and Printing”)
Prints your document dividing a large size image into several pages.
• Toner Save (see page 129, 162, 173, 177, 254 or 275 in “Settings and Printing”)
Reduces the amount of toner used when printing.
Status Display
- see page 187 or 282 in “Settings and Printing”
A window displayed on the user’s monitor provides useful information on the printer’s status while
printing a job. This includes error messages, recovery information, remaining supplies, loaded
paper, color calibration, and network connectivity. In addition, remote notification of error
conditions and low supplies is provided.
(Continued)

Features 6
HDD Utility
- see page 206 in “Settings and Printing
Controls spooled print job in the Hard Disk Drive (HDD) of the printer or maintains the HDD from
your computer.
Web Administrative Tool
- see page 8 in “Network”
Manages the device by showing the status of the device connected to the network and changing
its configuration, therefore, an administrator can manage a printer using this tool.
Printer’s Web Server (Embedded Web Server)
- see page 145 in “Network”
Enables remote administrator or service technician to review printer status and set network
configuration via the printer’s Internet home page.
Network Setup Tool
- see page 7 in “Network”
Software that enables network administrator to setup, configure and monitor all DP-CL21P and
DP-CL21M printers attached to the network.
Power Save
- see page 29 or 45 in “Settings and Printing”
Saves energy while the printer is idle.

Schema for Color Printing 7
■Hue
The qualitative aspect of color we generally perceive, such as “red” or “blue”.
■Saturation
The vividness of the color.
■Brightness
The brightness of the color. A higher brightness provides a lighter image and a lower brightness
provides a darker image.
The following illustration provides a graphical representation of these three concepts. Moving along the
circumference and radius shows the change in hue and saturation respectively and the height shows
the brightness of the color.
Schema for Color Printing
The Concept of “color”
Brightness
Saturation
Hue

Schema for Color Printing 8
There are two methods of creating a range of colors. Those are called “additive color system” and
“subtractive color system”.
■Additive color system (This system is used by computer
monitors.)
This system creates a range of colors by combining varying amounts of Red, Green, and Blue (RGB)
light, which is generally used in the color monitor. Adding the maximum amount of red, green, and blue
light available creates white, on the contrary, black occurs where all these three colors are absent.
Other colors can be created by combining varying amounts of these additive
primaries (RGB).
Method for Creating Colors

Schema for Color Printing 9
■Subtractive color system (This system is used by color printers.)
This system produces color by combining colorants such as inks, toners or paint on media, which is
generally used in color printing. The printers create the colors by combining the subtractive primaries:
Cyan, Magenta, and Yellow. White occurs where no colorant is applied, on the contrary, combining all
these three color in theory yields black. However, to produce more solid black, black colorant is added,
and consequently color printing uses four process colors: Cyan, Magenta, Yellow, and blacK (CMYK).
■Color capabilities of the color reproduction devices
Color monitors use the additive color system (RGB), and color printers use the subtractive color system
(CMYK) to create a range of colors. Because these color reproduction devices use different color
systems, some colors that can be displayed on a color monitor cannot be reproduced exactly by the
print device. However, using the color matching system (ICM or ColorSync) enables more accurate
representation of the original color by assigning the best color possible.
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