Lexmark C 540n Product Study Manual

Lexmark C54x/X54x

Color Product Study Guide

THIS PAGE INTENTIONALLY LEFT BLANK

Lexmark C54x/X54x Color Product Study Guide Rev 2.6

For Training Purposes Only 9/15/2009

Revision Notes:

This document was revised to include two new models in the C54x and X54x product line. As of

October 6, 2009, the C546dtn and X546dtn replace the C544dtn and X544dtn in Lexmark’s

product line-up. The C544n/dn/dw and X544n/dn/dw models have not been replaced, however,

and are available as part of the family line.

Edition: September 2009

Revision: 2.6

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 may be addressed to Lexmark International, Inc., Department 352X/008-4, 740 West New Circle Road,

Lexington, Kentucky 40550, U.S.A or e-mail at ServiceInfoAndTraining@Lexmark.com. Lexmark may use or

distribute any of the information you supply in any way it believes appropriate without incurring any obligation to you.

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 are trademarks of Lexmark International, Inc., registered in the United

States and/or other countries.

PCL® is a registered trademark of the Hewlett-Packard Company.

All other trademarks are the property of their respective owners.

UNITED STATES GOVERNMENT RIGHTS

This software and any accompanying documentation provided under this agreement are commercial computer

software and documentation developed exclusively at private expense.

Lexmark C54x/X54x Color Product Study Guide Rev 2.6

For Training Purposes Only 9/15/2009

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Lexmark C54x/X54x Color Product Study Guide Rev 2.6

For Training Purposes Only 9/15/2009

Table of Contents

TECHNICAL INFORMATION ......................................................................................... 1

LEXMARK C540, C543, C544 AND C546DTN SPECIFICATIONS................................................................... 1

C540, C543, C544 AND C546DTN PRINT SPEED.......................................................................................1

C540, C543, C544 AND C546DTN MEDIA OPTIONS...................................................................................2

C540, C543, C544 AND C546DTN MEDIA SOURCES AND CAPACITIES .......................................................3

C540, C543 AND C544 SUPPLY ITEMS ..................................................................................................... 4

Toner Cartridges ..............................................................................................................................4

C540, C543, C544 and C546dtn Photoconductor / Imaging Unit / Developer ................................ 5

C540, C543, C544 and C546dtn Waste Toner Bottle...................................................................... 6

LEXMARK X543, X544 AND X546DTN MFP SPECIFICATIONS .....................................................................7

X544 AND X546DTN MFP FAX SPECIFICATIONS ........................................................................................7

X543, X544 AND X546DTN MFP SCANNER SPECIFICATIONS ..................................................................... 8

X543, X544 AND X546DTN MFP PRINT AND COPY SPEED......................................................................... 9

X543, X544 AND X546DTN MFP MEDIA OPTIONS ..................................................................................... 9

X54X MFP MEDIA SOURCES AND CAPACITIES.........................................................................................10

X54X MFP SUPPLY ITEMS ......................................................................................................................11

X54x MFP Toner Cartridges ..........................................................................................................11

X543, X544 and X546dtn MFP Photoconductor / Imaging Unit / Developer................................. 12

X543. X544 and X546dtn MFP Waste Toner Bottle ......................................................................13

THEORY OF OPERATION ........................................................................................... 14

X544 AND X546DTN MFP FAX SYSTEM .................................................................................................. 14

X543, X544 AND X546DTN MFP SCANNER SYSTEM................................................................................ 15

C54X/X54X ELECTROPHOTOGRAPHIC PROCESS......................................................................................19

Charge ........................................................................................................................................... 20

Expose ...........................................................................................................................................21

Develop ..........................................................................................................................................22

1

st

Transfer .....................................................................................................................................23

2

nd

Transfer .................................................................................................................................... 24

Fuse ...............................................................................................................................................25

Clean/Erase ................................................................................................................................... 26

EP Process Key Components........................................................................................................ 27

PAPER TRANSPORT SYSTEM ...................................................................................................................29

X54x Paper Transport System Key Components Diagram ...........................................................30

Lexmark C54x/X54x Color Product Study Guide Rev 2.6

For Training Purposes Only 9/15/2009

X54x Print Engine Paper Path ....................................................................................................... 32

C54x Paper Transport System Key Components Diagram ........................................................... 33

C54x Print Engine Paper Path .......................................................................................................35

C54x/X54x Paper Jam Locations................................................................................................... 36

OPERATOR PANEL..................................................................................................... 37

X54X PANEL BUTTONS ...........................................................................................................................37

X54X CUSTOMER MENU.......................................................................................................................... 41

X54X SERVICE MENUS............................................................................................................................42

C54X PANEL BUTTONS ...........................................................................................................................43

C54X CUSTOMER MENU ......................................................................................................................... 44

C54X SERVICE MENUS ...........................................................................................................................45

PRINT QUALITY DIAGNOSTIC TIPS .......................................................................... 46

GENERAL TERMINOLOGY ........................................................................................................................46

PRINT QUALITY RULES OF THUMB ...........................................................................................................47

C54x/X54x Diagnostic Steps ......................................................................................................... 48

Backgrounding.........................................................................................................................48

Blurred or Fuzzy Print.............................................................................................................. 48

Mottle (2mm – 5mm Speckles)................................................................................................48

Half Color Page .......................................................................................................................48

Residual Image (Ghosting)......................................................................................................49

PAPER TRANSPORT DIAGNOSTIC TIPS .................................................................. 50

PAPER RULES OF THUMB........................................................................................................................ 50

X544, X546DTN FAX DIAGNOSTIC TIPS.................................................................... 51

FAX RULES OF THUMB ............................................................................................................................ 51

Fax Send Problems........................................................................................................................51

Fax Receive Problems ................................................................................................................... 52

Other problems ..............................................................................................................................52

C54X/X54X POTENTIAL FIELD ISSUES..................................................................... 54

LIGHT NON-UNIFORM PRINT / “MOTTLED” APPEARANCE .......................................................................... 54

“MILKY” APPEARANCE ON PAPER........................................................................................................... 55

COPIES TOO DARK IN TEXT/MONO MODE – X54X ONLY.......................................................................56

FINE LINE DETAIL MISSING/LIGHT IN MONO MODE – X54X ONLY ............................................................57

230.31 PAPER JAM ................................................................................................................................58

Lexmark C54x/X54x Color Product Study Guide Rev 2.6

For Training Purposes Only 9/15/2009

SPECIAL PROCEDURES ............................................................................................ 59

MIRRORED NVRAM ...............................................................................................................................59

Controller Board / Operator Panel Replacement ........................................................................... 59

MOTOR DETECT – CONTROLLER BOARD REPLACEMENT ..........................................................................59

SCANNER MANUAL REGISTRATION – X54X ONLY ................................................................................... 60

ITU INSTALLATION (NEW) .......................................................................................................................60

PRINTHEAD REPLACEMENT .....................................................................................................................60

HIGH VOLTAGE POWER SUPPLY (HVPS) REMOVAL.................................................................................60

CLEANING THE MFP DOCUMENT GLASS – X54X ONLY...........................................................................61

UPDATING PRINTER/SCANNER CODE....................................................................................................... 62

CIRCUIT BOARD LOCATION...................................................................................... 63

LEXMARK C546DTN/X546DTN OVERVIEW............................................................... 64

LEXMARK REWARDS PROGRAM ............................................................................. 65

WHAT IS THE LEXMARK REWARDS PROGRAM?........................................................................................65

WHAT COUNTRIES ARE PARTICIPATING IN THIS PROGRAM? .......................................................................65

WHAT CARTRIDGES ARE ELIGIBLE? ......................................................................................................... 65

HOW ARE THE REWARD CARTRIDGES ORDERED? .....................................................................................65

WHAT IF THE CUSTOMER HAS QUESTIONS ABOUT THE PROGRAM? ............................................................66

Lexmark C54x/X54x Color Product Study Guide Rev 2.6

For Training Purposes Only 9/15/2009

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Lexmark C54x/X54x Color Product Study Guide Rev 2.6

For Training Purposes Only 9/15/2009

1

Technical Information

Lexmark C540, C543, C544 and C546dtn Specifications

C540n, C543dn

C544n, C544dn &

C544dw

C546dtn

Processor

Speed 417 MHz 500 MHz 500 MHz

Memory

Standard MB 128MB (soldered to board) 256MB

Optional

128, 256, 512MB 100 pin unbuffered DDR

SDRAM DIMM

256, 512MB 100 pin

unbuffered DDR

SDRAM DIMM

Max 640 MB (128MB soldered + 512MB optional DIMM installed)

Connectivity

Standard

USB 2.0 High Speed,

10/100BaseTx

USB 2.0 High Speed,

USB-A

10/100BaseTx,

Wireless 802.11b/g/n

on dw model

1

USB 2.0 High Speed,

USB-A

10/100BaseTx

Option Slots

Extra Memory Slots 1 1 1

2

Flash Memory Slots 0 1 1

Print Resolution

Default 4800CQ (full printer speed)

Optional 1200dpi (reduced printer speed) is supported in PS and PCL only

Duty Cycle

Max one time monthly

usage

35,000 pages

55,000 pages

1

Manufacturing installs the wireless card during the fabrication process. A wireless card CANNOT be

installed post-manufacturing.

2

The C546dtn ships with a 128MB DIMM in the extra memory slot. Increasing memory beyond the

standard 256MB requires removal of this DIMM.

C540, C543, C544 and C546dtn Print Speed

C540n, C543dn C544n, C544dn, C544dw and C546dtn

Media Size

Mono Color Mono Color

Letter (plain) 21 21 25 25

A4 (plain) 20 20 23 23

Lexmark C54x/X54x Color Product Study Guide Rev 2.6

For Training Purposes Only 9/15/2009

2

C540, C543, C544 and C546dtn Media Options

Options

650 Sheet Duo Drawer (3000551)

(550 drawer + 100 MPF)

* For use only

with the C540, C543, C544, X543 and X544 models

Comes preinstalled on the C544dtn and X546dtn

650 Sheet Duo Drawer (3051532)

(550 drawer + 100 MPF)

* For use only

with the C546dtn and X546dtn models

Comes preinstalled on the C546dtn and X546dtn

550 Sheet Drawer

(Installs underneath the 650 Sheet Duo Drawer)

* For use only with the C546dtn and X546dtn models

Lexmark Swivel Cabinet

* For use only with the C546dtn and X546dtn models

Recommended with the optional 550 sheet Drawer to support the

printer and options. The cabinet swivels and has a drawer that

can hold up to three reams of paper (letter or A4) and three sets of

C546dtn or X546dtn toner cartridges.

Lexmark C54x/X54x Color Product Study Guide Rev 2.6

For Training Purposes Only 9/15/2009

3

C540, C543, C544 and C546dtn Media Sources and Capacities

Source C540n C543dn

C544n, C544dn &

C544dw

C544dtn C546dtn

Standard Input

Primary Tray

Capacity

250 250 250 250 250

Manual Slot 1 1 1 1 1

Second Tray

Capacity

n/a n/a n/a 550 550

Multipurpose

Tray Capacity

n/a n/a n/a 100 100

Number of

Standard

Sources

2 2 2 4 4

Total Standard

Capacity

251 251 251 901 901

Optional Input

650 Sheet Duo

Drawer

Yes Yes Yes

No

* Comes pre-

installed

No

* Comes pre-

installed

550 Sheet

Drawer

No No No No Yes

Max Additional

Drawers

1 1 1 0 1

Max Input

Sources

4 4 4 4 5

Max Input

Paper Capacity

901 901 901 901 1451

Standard Output

Standard

Output Bin

Capacity

100 100 100 100 100

Max Output

Paper Capacity

100 100 100 100 100

Other

Duplex Manual

Automatic

(Standard)

C544n: No

C544dn & C544dw:

Automatic (Standard)

Automatic

(Standard)

Automatic

(Standard)

Lexmark C54x/X54x Color Product Study Guide Rev 2.6

For Training Purposes Only 9/15/2009

4

C540, C543 and C544 Supply Items

Toner Cartridges

Approximate

Yield

1

Ships with

Printer

Return Program Version

Available

C540n

Toner Cartridge K 1000 pages Yes Yes

2

Toner Cartridge CMY 1000 pages Yes Yes

2

High Yield Toner Cartridge K 2500 pages No Yes

High Yield Toner Cartridge CMY 2000 pages No Yes

C543dn

Toner Cartridge K 1000 pages No Yes

2

Toner Cartridge CMY 1000 pages No Yes

2

High Yield Toner Cartridge K 2500 pages Yes Yes

High Yield Toner Cartridge CMY 2000 pages Yes Yes

C544n, C544dn & C544dw

Starter Toner Cartridge K

3

2000 pages Yes No

Starter Toner Cartridge CMY

3

2500 pages Yes No

Toner Cartridge K 1000 pages No Yes

2

Toner Cartridge CMY 1000 pages No Yes

2

High Yield Toner Cartridge K 2500 pages No Yes

High Yield Toner Cartridge CMY 2000 pages No Yes

Extra High Yield Toner Cartridge K 6000 pages No Yes

Extra High Yield Toner Cartridge

CMY

4000 pages No Yes

C546dtn

Toner Cartridge K 1000 pages No Yes

2

Toner Cartridge CMY 1000 pages No Yes

2

High Yield Toner Cartridge K 2500 pages No Yes

High Yield Toner Cartridge CMY 2000 pages No Yes

Extra High Yield Toner Cartridge K 8000 pages No Yes

Extra High Yield Toner Cartridge

CMY

4000 pages Yes Yes

Starter Toner Cartridge K

3

4000 pages Yes Yes

1

When used in the designated printer, the average continuous Composite CMY Cartridge yield is

standard pages as listed, and the average continuous K (black) Cartridge yield is standard pages as

listed, in accordance with ISO/IEC 19798.

2

Non-Return Program Cartridge not available.

3

Starter cartridges cannot be swapped between printers for troubleshooting purposes as it will

post an error message.

Lexmark C54x/X54x Color Product Study Guide Rev 2.6

For Training Purposes Only 9/15/2009

5

C540, C543, C544 and C546dtn Photoconductor / Imaging Unit / Developer

Approximate

Yield

1

Ships with printer

Aftermarket Version

Available

Photoconductor Unit

4

30,000 pages Yes Yes

C, M, Y & K Developer Units

2

30,000 pages Yes Yes

Black & Color Imaging Kit

1,3

30,000 pages No Yes

Black Imaging Kit

1,3

30,000 pages No Yes

1

Yield is based an average of 3 pages per job and approximately 5% coverage per color. Yields may

vary depending on customer usage.

2

Yield is based on approximately 5% coverage per color with printer set at factory defaults.

3

An Imaging unit is a Photoconductor Unit with Developer(s) included.

4

The individual Photoconductor or Developer Units should ONLY be replaced if they are damaged or

causing a print quality defect. Otherwise, the appropriate Imaging Kit should be replaced.

When “Replace Black and Color Imaging Kit” or “Replace Black Imaging Kit” appears

on the display, the customer needs to order a new Kit. Consult the User’s Guide for installation

instructions. The contents of each kit are as follows:

Black Imaging Kit

The kit includes the Black Developer Unit and the 4 Photoconductors pre-installed in the Imaging Basket.

The customer will need to remove the C, M and Y Developer Units from the old Imaging Basket and

install them in the new Imaging Basket.

Imaging Basket

(with Photoconductors installed)

Black Developer Unit



Lexmark C54x/X54x Color Product Study Guide Rev 2.6

For Training Purposes Only 9/15/2009

6

Black and Color Imaging Kit

The kit includes all 4 Developer Units (C, M, Y and K) and the 4 Photoconductors pre-installed in the

Imaging Basket. Nothing from the old Imaging Basket is transferred to the new Kit.

C540, C543, C544 and C546dtn Waste Toner Bottle

Approximate

Yield

1

Ships with printer

Aftermarket Version

Available

Waste Toner Bottle

18,000 color,

36,000 mono

Yes Yes

1

Yield is based on approximately 5% coverage per color with printer set at factory defaults.

Imaging Basket

(with Photoconductors installed)



C, M, Y and K Developer Units

Lexmark C54x/X54x Color Product Study Guide Rev 2.6

For Training Purposes Only 9/15/2009

7

Lexmark X543, X544 and X546dtn MFP Specifications

X543dn

X544dn, X544dw &

X544dtn

X546dtn

Processor

Speed 500MHz

Memory

Standard RAM 128MB (soldered to board) 256MB

Optional RAM

128, 256, 512MB 100 pin unbuffered DDR

SDRAM DIMM

256, 512MB 100 pin

unbuffered DDR

SDRAM DIMM

Optional RAM Slots 1 Slot

2

Max MB 640 MB (128MB soldered + 512MB optional DIMM installed)

Flash Slot 1 1

Flash Memory 32MB 64MB

Connections

Std. Connections – Print 10/100 Ethernet & USB High Speed

Connections – Scan 10/100 Ethernet & USB High Speed

Connections – USB

Direct Drive

Scan and Print (selected formats)

Optional Network

Connections

n/a Wireless n/a

Wireless Slots

Wireless Standard n/a

1

X544dw Only

1

n/a

1

Wireless Option n/a

1

n/a

1

n/a

1

Duty Cycle

Max one time monthly

usage

35,000 pages

55,000 pages

1

Manufacturing installs the wireless card during the fabrication process. A wireless card CANNOT be

installed post-manufacturing.

2

The C546dtn ships with a 128MB DIMM in the extra memory slot. Increasing memory beyond the

standard 256MB requires removal of this DIMM.

X544 and X546dtn MFP Fax Specifications

Fax Specifications X544dn, X544dw, X544dtn and X546dtn

Built-in G3 compatible

Full Function Fax 33,600BPS Max

Modem

V.34 (SuperG3) Half Duplex

Lexmark C54x/X54x Color Product Study Guide Rev 2.6

For Training Purposes Only 9/15/2009

8

X543, X544 and X546dtn MFP Scanner Specifications

X543dn, X544dn, X544dw, X544dtn and X546dtn

Scanner

Scanner Type Color Scanner, Flatbed and ADF attached

Scan Technology Charge Coupled Device (CCD)

Light Source Cold Cathode Fluorescent Lamp (CCFL)

Number of Light Sources 1

Max Optical Resolution – Flatbed 600 x 600

Scanner ADF

X543 = Simplex

X544 = Duplex

ADF Type

X546dtn = Duplex

Resolution ADF 600 dpi optical, 300 or 600 dpi feed

Mono Simplex – 20spm Letter / 18spm A4

Color Simplex – 20spm Letter / 18spm A4

Mono Duplex – 8spm Letter / 8spm A4

ADF Scan Speed

Color Duplex – 8spm Letter / 8spm A4

Scanner ADF Document Input &

Output Capacity

50 Sheets, 20 lb. (75 g/m

2

) Paper

Flatbed Scanner Media Depth

(Thickness)

Up to .5 inch (12.7mm) 20lb paper

ADF Document Stack Height

Up to 8mm (approx 50 sheets of printed 5% coverage, 20lb fanned

paper, uncompressed, at ambient environment

Max. 32lb (120g/m

2

)

Scanner Media Weight

Min. 14lb (52g/m

2

)

20 SPM Letter (Mono)

600 x 300dpi

20 SPM Letter (Color)

10 SPM Letter (Mono)

Scan Speed

600 x 600dpi

10 SPM Letter (Color)

Max. 8.5” x 14.0” (216mm x 355mm) Short Edge Feed (SEF)

ADF Document Size

Min. 3.0” x 5.5” (114.3mm x 139.7mm) Short Edge Feed (SEF)

ADF Document Size Sensing n/a

Scanner Flatbed

Flatbed Resolution From 300 to 1200dpi

Scan Area – Flatbed Max. 8.5” x 11.7” (216mm x 297.18mm)

Flatbed Max Document Size A4

Flatbed Document Size Sensing n/a

Lexmark C54x/X54x Color Product Study Guide Rev 2.6

For Training Purposes Only 9/15/2009

9

X543, X544 and X546dtn MFP Print and Copy Speed

X543, X544 and X546dtn MFP Media Options

X543dn X544n, X544dn, X544dw and X546dtn

Media Size

Mono Color Mono Color

Letter (plain) 21 20 25 24

A4 (plain) 21 20 23 23

Options

650 Sheet Duo Drawer (3000551)

(550 drawer + 100 MPF)

* For use only

with the C540, C543, C544, X543 and X544 models

Comes preinstalled on the C544dtn and X546dtn

650 Sheet Duo Drawer (3051532)

(550 drawer + 100 MPF)

* For use only

with the C546dtn and X546dtn models

Comes preinstalled on the C546dtn and X546dtn

550 Sheet Drawer

(Installs underneath the 650 Sheet Duo Drawer)

* For use only with the C546dtn and X546dtn models

Lexmark Swivel Cabinet

* For use only with the C546dtn and X546dtn models

Recommended with the optional 550 sheet Drawer to support the

printer and options. The cabinet swivels and has a drawer that

can hold up to three reams of paper (letter or A4) and three sets of

C546dtn or X546dtn toner cartridges.

Lexmark C54x/X54x Color Product Study Guide Rev 2.6

For Training Purposes Only 9/15/2009

10

X54x MFP Media Sources and Capacities

Source X543dn X544dn, X544dw X544dtn X546dtn

Standard Input

Primary Tray

Capacity

250 250 250 250

Manual Slot 1 1 1 1

Second Tray Capacity n/a n/a 550 550

Multipurpose Tray

Capacity

n/a n/a 100 100

Number of Standard

Sources

2 2 4 4

Total Standard

Capacity

251 251 901 901

Optional Output

650 Sheet Duo

Drawer (550 drawer +

100 MPF)

No Yes

No

* Comes pre-

installed

No

* Comes pre-

installed

550 Sheet Drawer No No No Yes

Max Additional

Drawers

0 1 0 1

Max Input Sources 2 4 4 5

Max Input Paper

Capacity

251 901 901 1451

Standard Output Bin

Capacity

100 100 100 100

Max Output Paper

Capacity

100 100 100 100

Other

Duplex

Automatic

(Standard)

Automatic

(Standard)

Automatic

(Standard)

Automatic

(Standard)

Lexmark C54x/X54x Color Product Study Guide Rev 2.6

For Training Purposes Only 9/15/2009

11

X54x MFP Supply Items

X54x MFP Toner Cartridges

Toner Cartridges

Approximate

Yield

1

Ships with

Printer

Return Program Version

Available

X543 Models

Toner Cartridge K 1000 pages No Yes

2

Toner Cartridge CMY 1000 pages No Yes

2

High Yield Toner Cartridge K 2500 pages Yes Yes

High Yield Toner Cartridge CMY 2000 pages Yes Yes

X544 Models

Toner Cartridge K 1000 pages No Yes

Toner Cartridge CMY 1000 pages No Yes

High Yield Toner Cartridge K 2500 pages No Yes

High Yield Toner Cartridge CMY 2000 pages No Yes

Extra High Yield Toner Cartridge K 2500 pages Yes Yes

Extra High Yield Toner Cartridge

CMY

2000 pages Yes Yes

X546dtn Models

Toner Cartridge K 1000 pages No Yes

2

Toner Cartridge CMY 1000 pages No Yes

2

High Yield Toner Cartridge K 2500 pages No Yes

High Yield Toner Cartridge CMY 2000 pages No Yes

Extra High Yield Toner Cartridge K 7500 pages No Yes

Extra High Yield Toner Cartridge

CMY

4000 pages Yes Yes

Starter Cartridge K

3

4000 pages Yes Yes

1

When used in the designated printer, the average continuous Composite CMY Cartridge yield is

standard pages as listed, and the average continuous K (black) Cartridge yield is standard pages as

listed, in accordance with ISO/IEC 19798.

2

Non-Return Program Cartridge not available.

3

Starter cartridges cannot be swapped between printers for troubleshooting purposes as it will

post an error message.

Lexmark C54x/X54x Color Product Study Guide Rev 2.6

For Training Purposes Only 9/15/2009

12

X543, X544 and X546dtn MFP Photoconductor / Imaging Unit / Developer

Approximate

Yield

1

Ships with printer

Aftermarket Version

Available

Photoconductor Unit

4

30,000 pages Yes Yes

C, M, Y & K Developer Units

2

30,000 pages Yes Yes

Black & Color Imaging Kit

1,3

30,000 pages No Yes

Black Imaging Kit

1,3

30,000 pages No Yes

1

Yield is based an average of 3 pages per job and approximately 5% coverage per color. Yields may

vary depending on customer usage.

2

Yield is based on approximately 5% coverage per color with printer set at factory defaults.

3

An Imaging unit is a Photoconductor Unit with Developer(s) included.

4

The individual Photoconductor or Developer Units should ONLY be replaced if they are damaged or

causing a print quality defect. Otherwise, the appropriate Imaging Kit should be replaced.

When “Replace Black and Color Imaging Kit” or “Replace Black Imaging Kit” appears

on the display, the customer needs to order a new Kit. Consult the User’s Guide for installation

instructions. The contents of each kit are as follows:

Black Imaging Kit

The kit includes the Black Developer Unit and the 4 Photoconductors pre-installed in the Imaging Basket.

The customer will need to remove the C, M and Y Developer Units from the old Imaging Basket and

install in the new Imaging Basket.

Imaging Basket

(with Photoconductors installed)

Black Developer Unit



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Lexmark C 540n Product Study Manual

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