Lexmark C 750 How to use

www.lexmark.com

Release Notes

August 2001

Lexmark C750

1Aligning the image transfer unit

For best print quality, make sure you align the image transfer unit after replacement or if colors print too

lightly.

To align the image transfer unit:

1On the printer operator panel, press and hold Select and Return while turning the printer on.

2When Performing Self Test appears, release the buttons.

3When Config Menu appears, press Menu until you see ITU Alignment, and then press

Select.

A test page prints.

4Look at the test page and select a number value for each of the twelve settings where the color

is most intense. Select a value in the range of -10 to +10 to the nearest .5 increment. For

example, you may find for the Test A alignment that your color is most intense at the 4.5 value.

It is helpful to write all twelve alignment values in the lines provided on the test page before

going on to step e. You must select a value for all twelve settings.

5When you see Test A Alignment, press Menu until you find the number value you want to

use, and then press Select. A Saved message briefly appears and then the next test alignment

displays.

6After you have completed all twelve settings, Config Menu appears. Press Menu until you see

Exit Config Menu, and then press Select.

The printer returns to the Ready state.

2Ordering supplies and maintenance

items

In the U.S. or Canada, call 1-800-438-2468 for information about Lexmark Authorized Supplies

Dealers in your area. In other countries, contact the place where you bought your printer.

Ordering a fuser

Use P/N 12G6498 to order a fuser for a 100 V printer. Use P/N 12G6496 to order a fuser for a 115 V

printer. Use P/N 12G6497 to order a fuser for a 220 V printer.

Ordering an image transfer unit and transfer roller

Use P/N 12G6304 to order an image transfer unit and second transfer roller.

3Printing multi-language PDFs

Symptom Cause Solution

Somemaintenanceand

troubleshooting

documents do not

print.

The documents contain

unavailable fonts. 1Open the document you want to print in

Adobe Acrobat.

2Click the printer icon.

The Print dialog box appears.

3Check the Print as image box.

4Click OK.

4Supplies Menu

The Supplies Menu provides information about printer supplies that require attention. It is only

available when a supply is low or needs replacement.

Oiler

Purpose:

To view the status of the web oiler.

Values:

Near Exhausted

5Setup Menu

Use the Setup Menu to configure a variety of printer features.

Note: Values marked by an asterisk (*) are the factory default settings.

Printer Usage

Purpose:

To determine the behavior of the image transfer unit during printing.

Values:

Toner Alarm

Purpose:

To specify how the printer responds when it is low on toner.

Values:

Max Speed The image transfer unit is engaged throughout the print job.

Max Yield* The image transfer unit position is engaged based on page content. This may

extend the life of certain print supplies.

Off An error message is displayed until someone replaces the toner cartridge. If an

Auto Continue value is selected from the Setup Menu, the printer resumes printing

after the specified timeout value.

Single* Printer stops printing, displays an error message, and sounds three quick beeps.

Continuous Printer stops printing, displaysan errormessage, andrepeats three beeps every 10

seconds until the toner cartridge is replaced.

6Parallel Menu

Use the Parallel Menu to change printer settings affecting jobs sent to the printer through a parallel

port (either Std Parallel or Parallel Opt <x>).

Note: Values marked by an asterisk (*) are the factory default settings.

MAC Binary PS

Purpose:

To configure the printer to process Macintosh binary PostScript print jobs.

Values:

On Printer processes raw binary PostScript print jobs from computers using the Macintosh

operating system.

Note: This setting often causes Windows print jobs to fail.

Off Printer filters PostScript print jobs using standard protocol.

Auto* Printer processes print jobs from computers using either Windows or Macintosh operating

systems.

7Paper Menu

Use the Paper Menu to define the paper loaded in each paper tray and the default paper source and

output bin.

Note: Values marked by an asterisk (*) are the factory default settings.

Assign Type/Bin

Purpose:

To send print jobs to a specific output bin based on the requested paper type.

Values (for Standard Bin* and Bin <x>):

Note: If a user-defined name is available, it is displayed instead of Custom <x> Bin. The

name is truncated to 14 characters. If two or more bins share the same name, the

name only appears once in the Assign Type/Bin value list.

Plain Paper Bin Envelope Bin

Card Stock Bin Letterhead Bin

Transparency Bin Preprinted Bin

Glossy Paper Bin Colored Bin

Labels Bin Custom <x> Bin (where <x> represents 1 through 6)

Bond Bin

Custom Types

Purpose:

To specify the kind of paper associated with each of the Custom Types available in the Paper Type

menu item.

Values for Custom Type <x>, where <x> represents 1, 2, 3, 4, 6 (paper only), or 5

(transparencies only):

Note: If a user-defined name is available, itis displayed instead of Custom Type <x>. The

user-defined name istruncated to14 characters.If two or more custom types share

the same name, the name only appears once in the Custom Types value list.

Paper Loading

Purpose:

To properly handle preprinted paper loaded in a tray, whether the job is a duplexed job or a

single-sided job.

Values:

First select a paper type:

Then select a value:

Note: If a user-defined name is available, it is displayed instead of Custom <x> Loading.

The name is truncated to 14 characters.

Paper* Glossy Paper

Card Stock Labels

Transparency Envelope

Card Stock Load Colored Loading Ltrhead Loading Bond Loading

Glossy Loading Custom <x> Loading Preprint Loading

Duplex Notifies the printer that the specified paper type is loaded properly for duplex printing. If

the printer receives a single-sided job using that paper type, the printer inserts blank

pages as necessary to print the job properly on preprinted forms. This setting may slow

single-sided printing.

Off* Printer assumes preprinted material is loaded for single-sided printing. Duplexed jobs

may not print properly.

Paper Texture

Purpose:

To identify the texture of the paper loaded in a specific source and to ensure that characters print

clearly.

Values:

First select a paper type:

Then select a value:

Note: The default for Bond Texture is Rough instead of Normal. Ifa user-defined name is

available for a custom Type, then the name is displayed instead of Custom <x>

Texture. The name is truncated to 14 characters.

Use Paper Texture in connection with the Paper Type and Paper Weight menu items. You may need to

change those menu items to optimize print quality for your specific paper.

Plain Texture Preprint Texture Labels Texture Ltrhead Texture

Card Stock Text Colored Texture Bond Texture Glossy Texture

Trnsprncy Text Custom <x> Texture Envelope Texture

Smooth

Normal*

Rough

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