The following paragraph does not apply to any country where such
provisions are inconsistent with local law: LEXMARK
INTERNATIONAL, INC., PROVIDES THIS PUBLICATION “AS IS”
WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESS OR
IMPLIED, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A
PARTICULAR PURPOSE. Some states do not allow disclaimer of
express or implied warranties in certain transactions; therefore, this
statement may not apply to you.
This publication could include technical inaccuracies or typographical
errors. Changes are periodically made to the information herein; these
changes will be incorporated in later editions. Improvements or changes
in the products or the programs described may be made at any time.
Comments about this publication may be addressed to Lexmark
International, Inc., Department F95/032-2, 740 West New Circle Road,
Lexington, Kentucky 40550, U.S.A. In the United Kingdom and Eire, send
to Lexmark International Ltd., Marketing and Services Department,
Westhorpe House, Westhorpe, Marlow Bucks SL7 3RQ. Lexmark may
use or distribute any of the information you supply in any way it believes
appropriate without incurring any obligation to you. You can purchase
additional copies of publications related to this product by calling 1-800553-9727. In the United Kingdom and Eire, call 0628-481500. In other
countries, contact your point of purchase.
References in this publication to products, programs, or services do not
imply that the manufacturer intends to make these available in all
countries in which it operates. Any reference to a product, program, or
service is not intended to state or imply that only that product, program,
or service may be used. Any functionally equivalent product, program, or
service that does not infringe any existing intellectual property right may
be used instead. Evaluation and verification of operation in conjunction
with other products, programs, or services, except those expressly
designated by the manufacturer, are the user’s responsibility.
Lexmark and Lexmark with diamond design, MarkNet, and MarkVision
are trademarks of Lexmark International, Inc., registered in the United
States and/or other countries. ImageQuick is a trademark of Lexmark
International, Inc.
PostScript® is a registered trademark of Adobe Systems Incorporated.
PostScript 3 is Adobe Systems’ designation of a set of printer commands
(language) and functions included in its software products. This printer is
intended to be compatible with the PostScript 3 language. This means
the printer recognizes PostScript 3 commands used in various
application programs, and that the printer emulates the functions
corresponding to the commands.
Sun, Sun Microsystems, Sun Ray, Solaris, and the Solaris logo are
trademarks or registered trademarks of Sun Microsystems, Inc., in the
U. S. and other countries, and are used under license.
Other trademarks are the property of their respective owners.
This software and documentation are provided with RESTRICTED
RIGHTS. Use, duplication or disclosure by the Government is subject to
restrictions as set forth in subparagraph (c)(1)(ii) of the Rights in
Technical Data and Computer Software clause at DFARS 252.227-7013
and in applicable FAR provisions: Lexmark International, Inc., Lexington,
KY 40550.
FCC emissions information
This device complies with Part 15 of the FCC Rules. Operation is subject
to the following two conditions:
(1) This device may not cause harmful interference, and (2) this device
must accept any interference received, including interference that may
cause undesired operation.
Any questions on this statement should be directed to:
Director of Lab Operations
Lexmark International, Inc.
740 West New Circle Road
Lexington, KY 40550
(859) 232-3000
Refer to the Lexmark C750 Publications CD for details.
Safety information
•If your product is NOT marked with this symbol , it MUST be
connected to an electrical outlet that is properly grounded.
•The power cord must be connected to an electrical outlet that is
near the product and easily accessible.
•Refer service or repairs, other than those described in the
operating instructions, to a professional service person.
•This product is designed, tested, and approved to meet strict
global safety standards with the use of specific Lexmark
components. The safety features of some parts may not always
be obvious. Lexmark is not responsible for the use of other
replacement parts.
•Your product uses a laser.
CAUTION: Use of controls or adjustments or performance
of procedures other than those specified herein may result
in hazardous radiation exposure.
•Your product uses a printing process that heats the pr int media,
and the heat may cause the media to release emissions. You
must understand the section in your operating instructions that
discusses the guidelines for selecting print media to avoid the
possibility of harmful emissions.
Conventions
It may help you to recognize the caution, note, and
warning conventions used in this book. These appear in
the left column for easy reference.
CAUTION! A caution identifies something
that could cause you harm.
Note: A note provides information you may
find useful.
Warning! A warning identifies something
that could damage your printer hardware or
software.
About your printerYour printer is available in four models:
5-bin mailbox
(see page 12)
or
Output expander
(see page 10)
Printer
(see page 8)
Duplex unit
(see page 7)
500-sheet drawer
(see page 5)
2000-sheet drawer
(see page 4)
•Lexmark C750, with 1200 dots
per inch (dpi) resolution, 64MB of
standard memory, one 500-sheet
tray, and USB and parallel
connectors
•Lexmark C750n, a network
model that has an Ethernet
10BaseT/100BaseTx print server
installed, and USB and Ethernet
connectors
•Lexmark C750in, a network
internet model with an
ImageQuick firmware card
installed
•Lexmark C750dn, a network
model with duplexing capabilities,
128MB of standard memory, and
one additional 500-sheet drawer
If you purchased a multifunction printer
that scans, copies, and faxes, refer to the
documentation that came with the device
for information about setting up
components other than the printer.
There are several different configuration
options for your printer. Launch the
Lexmark C750 Publications CD and click
Printer Overview for information about
configuration options.
v
Other sources of
information
If you need more information after you
have completed setup, refer to the other
printer documentation.
Lexmark C750 Publications
CD
Quick Reference and
Clearing Jams cards
Drivers CDThe drivers CD contains all the printer
The Lexmark C750 Publications CD
provides information about loading
paper, clearing error messages, ordering
and replacing supplies, installing
maintenance kits, and troubleshooting. It
also provides general information for
administrators.
The information on the Lexmark C750 Publications CD is also available on
Lexmark’s Web site at
www.lexmark.com/publications.
The Quick Reference card and Clearing Jams card provide easy access to
information about loading print media,
printing confidential jobs, understanding
common printer messages, and clearing
paper jams.
drivers necessary to get your printer up
and running.
vi
Depending on which version of the
drivers CD shipped with your printer, it
may also contain MarkVision™
Professional, other printer utilities,
worldwide customer support phone
numbers, screen fonts, and additional
documentation.
Lexmark Web siteVisit our Web site at www.lexmark.com
for updated printer drivers, utilities, and
other printer documentation.
Step 1: Unpack the printer
30 cm
(12 in.)
CAUTION! The printer weighs 47.7 kg
(105 lb) and requires at least two people
to lift it safely.
137 cm
(54 in.)
30 cm
(12 in.)
51 cm
(20 in.)
51 cm
(20 in.)
1 Select a location for your
Lexmark™ C750 printer:
— Leave enough room to open
the printer trays, covers, and
doors; access options; and
allow for proper ventilation.
— Provide the proper
environment:
-- A firm, level surface
-- Away from the direct airflow
of air conditioners, heaters,
or ventilators
-- Free of temperature,
sunlight, or humidity
extremes or fluctuations
-- Clean, dry, and free of dust
Unpack the printer
1
Power cord
Note: Leave the printer in the box until
you are ready to install it. Then have
someone help you lift it using the
handholds (see “Positioning the printer”
on page 8).
Drivers CD
2 Remove all items except the
printer from the box.
Make sure you have the following
items:
— Printer with one 500-sheet tray
— Power cord
— Four print cartridges
(preinstalled)
— Setup Guide with a Lexmark
C750 Publications CD
— Quick Reference card,
Clearing Jams card, and
printer pocket
— Drivers CD
If any items are missing or damaged,
refer to the publications CD for the
designated Lexmark support phone
number for your country.
Save the carton and packing materials in
case you need to repack the printer.
Setup Guide with Lexmark
C750 Publications CD
2
Unpack the printer
Quick Reference card,
Clearing Jams card, and
printer pocket
Step 2: Set up the printer and
paper handling options
Note: Be sure to set up the items in the
order listed in the table.
Topi cGo to page...
Installing a 2000-sheet drawer4
Installing a 500-sheet drawer5
Installing a duplex unit7
Positioning the printer8
Installing an output expander10
Installing a 5-bin mailbox12
Use the following table to locate the
instructions you need to set up your
printer and any paper handling options
you may have purchased.
Set up the printer and paper handling options
3
Installing a
2000-sheet drawer
Your printer supports one optional
2000-sheet drawer.
Warning! If you have an optional
duplex unit, you must install one
500-sheet drawer between the duplex
unit and the 2000-sheet drawer.
1 Unpack the 2000-sheet drawer
and remove any packing material.
2 Place the drawer in the location
you have chosen for your printer.
3 If you are installing a 500-sheet
drawer on top of the 2000-sheet
drawer, attach stabilizing bars to
each corner.
a Turn the drawer upside down.
b Place the lower bracket piece
over the holes on the drawer.
c Insert the stabilizing bar into
the opening by the bracket and
then lay it flat.
d Place the upper bracket piece
over the bar, aligning its holes
with the holes in the lower
bracket piece.
e Screw the bracket into place
using four screws.
fRepeat steps b–e for the
remaining three corners.
g Turn the drawer right-side up.
4
Set up the printer and paper handling options
Leveling feet
Note: You will install the power cord for
the 2000-sheet drawer later.
4 Adjust the four leveling feet on the
bottom of the drawer.
5 Continue with “Installing a
500-sheet drawer” on page 5 or
“Positioning the printer” on
page 8.
Installing a
500-sheet drawer
Warning! If you have an optional
duplex unit and a 2000-sheet drawer,
you must install one 500-sheet drawer
between the duplex unit and the
2000-sheet drawer.
Set up the printer and paper handling options
Your printer supports up to three
additional 500-sheet drawers. However,
if you install a 2000-sheet drawer, you
can only add one additional 500-sheet
drawer.
1 Unpack the 500-sheet drawer and
remove any packing material.
5
2 Place the drawer in the location
you have chosen for your printer
or install it on another drawer:
a Align the holes in the
500-sheet drawer with the
positioning posts on the lower
drawer.
b Lower the 500-sheet drawer
into place. Make sure it is
seated securely on the other
drawer.
3 If you are installing a 500-sheet
drawer on top of a 2000-sheet
drawer, secure them with
stabilizing screws.
a Insert the screws through the
holes next to the positioning
posts on the 500-sheet drawer.
b Hand-tighten the screws.
Even when fully inserted, the
screws allow some space
between the drawers.
4 Install another 500-sheet drawer,
or continue with “Installing a
duplex unit” on page 7 or
“Positioning the printer” on
page 8.
6
Set up the printer and paper handling options
Installing a duplex unitYour printer supports an optional duplex
unit that lets you print on both sides of a
sheet of paper.
Warning! If you have a 2000-sheet
drawer, you must install one 500-sheet
drawer between the duplex unit and the
2000-sheet drawer.
1 Unpack the duplex unit and
remove any packing material.
2 Place the duplex unit in the
location you have chosen for your
printer or install it on a 500-sheet
drawer:
a Align the positioning posts on
the drawer with the holes in the
duplex unit.
b Lower the duplex unit into
place. Make sure it is seated
securely on the drawer.
3 Continue with “Positioning the
printer” on page 8.
Set up the printer and paper handling options
7
Positioning the printerOnce you have selected a location and
set up any optional drawers or a duplex
unit, you are ready to position the printer.
CAUTION! The printer weighs 47.7 kg
(105 lb) and requires at least two people
to lift it safely.
1 Have someone help you lift the
printer out of the box.
Use the handholds on the front
and rear of the printer.
8
Set up the printer and paper handling options
2 Have someone help you place the
printer in the location you have
chosen.
If you are installing the printer on
an optional drawer or a duplex
unit, align the positioning posts on
the option with the holes in the
printer. Make sure the printer is
seated securely on the option.
3 Remove any tape or packing
material from the outside of the
printer.
Set up the printer and paper handling options
9
Installing an
output expander
Your printer supports an optional output
expander that lets you stack up to 650
sheets of paper in one bin.
Note: After you unpack the output
expander, install it immediately.
Otherwise, the edges of the mounting
brackets could damage tabletops or
fabrics.
Warning! The output expander tray is
designed to hold the weight of print
material only. Do not use it as a shelf;
excess weight may cause it to disengage
from the output expander.
1 Unpack the output expander and
remove any packing material.
2 Remove the printer top cover.
10
Set up the printer and paper handling options
3 Align the mounting brackets on
the bottom of the output expander
with the slots in the top of the
printer.
4 Lower the output expander into
place.
5 Attach the printer top cover to the
output expander.
Set up the printer and paper handling options
11
6 Attach the output expander paper
bail to the top cover.
7 Go to "Step 3: Set up the print
supplies" on page 15.
12
Installing a
5-bin mailbox
Note: After you unpack the mailbox,
install it immediately. Otherwise, the
edges of the mounting brackets could
damage tabletops or fabrics.
Set up the printer and paper handling options
Your printer supports a 5-bin mailbox
that lets you collate and stack up to 500
sheets of paper.
1 Unpack the mailbox and remove
any packing material.
Warning! The mailbox is designed to
hold the weight of print material only. Do
not use it as a shelf; excess weight may
damage it.
2 Remove the printer top cover.
3 Align the mounting brackets on
the bottom of the mailbox with the
slots in the top of the printer.
4 Lower the mailbox into place.
Set up the printer and paper handling options
13
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