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Edition: September 2

7

, 2005

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 D22A/032-2, 740 West New Circle Road, 
Lexington, Kentucky 40550, U.S.A or e-mail at [email protected]. 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 1-800-553-9727. In other countries, contact your point of 
purchase.

Lexmark, Lexmark with diamond design, MarkNet, and MarkVision are trademarks of Lexmark International, Inc., 
registered in the United States and/or other countries. 

ImageQuick, PrintCryption, and StapleSmart are trademarks of Lexmark International, Inc.

Other trademarks are the property of their respective owners.

© 2005 Lexmark International, Inc. 

All rights reserved.

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.

P/N 12G9609

4061-xx0

  

Summary of Contents for T640tn

Page 1: ... Table of Contents Start Diagnostics Safety and Notices Trademarks Index Lexmark and Lexmark with diamond design are trademarks of Lexmark International Inc registered in the United States and or other countries Revised September 27 2005 ...

Page 2: ...ternational Inc Department D22A 032 2 740 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 You can purchase additional copies of publications related to this product by calling 1 800 553 9727 In other countries...

Page 3: ...ations 1 6 Environment 1 7 Acoustics 1 7 Media specifications 1 8 Paper and specialty media guidelines 1 8 Supported print media 1 8 Selecting print media 1 15 Paper 1 15 Paper characteristics 1 15 Weight 1 15 Unacceptable paper 1 15 Transparencies 1 16 Selecting transparencies 1 16 Envelopes 1 16 Labels 1 17 Card stock 1 18 Storing print media 1 18 Avoiding jams 1 19 Print area 1 19 Tools require...

Page 4: ...e check 2 80 Duplex option service check 2 82 Envelope feeder service check 2 84 Fuser service checks 2 87 920 xx Cold fuser service check 2 87 922 xx Cold fuser check 2 89 923 xx Hot fuser service check 2 90 924 xx Hot fuser service check 2 91 925 xx Hot fuser service check 2 91 Fuser exit sensor service check 2 92 Fuser narrow media sensor service check 2 93 Fuser solenoid service check 2 94 Hig...

Page 5: ...Wrap tests 3 8 Serial Wrap tests 3 9 DUPLEX TESTS 3 9 Quick Test duplex 3 9 Top Margin duplex 3 10 Sensor Test duplex 3 10 Motor Test duplex 3 11 Duplex Feed 1 3 12 Duplex Feed 2 3 12 INPUT TRAY TESTS 3 13 Feed Tests input tray 3 13 Sensor Test input tray 3 13 OUTPUT BIN TESTS 3 14 Feed Tests output bins 3 14 Feed To All Bins 3 14 Sensor Test standard output bin 3 15 Sensor Test Output Expander 3 ...

Page 6: ...Print quality pages Prt Quality Pgs 3 26 SIZE SENSING 3 27 Panel Menus 3 27 PPDS Emulation 3 27 Download Emuls 3 27 Demo Mode 3 27 Factory Defaults 3 28 Energy Conserve 3 28 EVENT LOG 3 28 Paper Prompts 3 28 Env Prompts 3 28 Jobs On Disk 3 28 Disk Encryption 3 28 Font Sharpening 3 29 LCD Brightness 3 29 LCD Contrast 3 29 Exit Config Menu 3 29 Additional useful menu locations 3 29 Hex Trace 3 29 Me...

Page 7: ...oval 4 15 Left cover handle holder removal 4 16 Right cover handle holder removal 4 16 Left and right frame extensions 4 17 Pass thru plate 4 18 Laser cover removal 4 19 Bevel gear removal 4 21 Cartridge duct removal 4 23 Developer drive assembly removal 4 24 Developer drive coupler kit removal 4 25 ESD cover removal 4 25 Fuser assembly removal 4 26 Fuser exit sensor removal 4 28 Fuser exit sensor...

Page 8: ... 5 1 Connections 5 1 System board 5 1 Autoconnect 5 6 Fuser Board 5 7 High capacity output stacker board 5 8 High voltage power supply 5 9 Interconnect card 5 9 Low voltage power supply 5 10 Output expander control board 5 11 StapleSmart finisher 5 12 Preventive maintenance 6 1 Safety inspection guide 6 1 Lubrication specifications 6 1 Scheduled maintenance 6 1 Maintenance kit 6 1 Parts catalog 7 ...

Page 9: ... Assembly 35 High capacity feeder 1 7 58 Assembly 36 High capacity feeder 2 7 60 Assembly 37 High capacity feeder 4 7 62 Assembly 38 High capacity feeder 5 7 63 Assembly 39 Kiosk vertical and horizontal paper adapters 7 64 Assembly 40 StapleSmart finisher I 7 65 Assembly 41 StapleSmart finisher 2 7 66 Assembly 42 StapleSmart finisher 3 7 67 Assembly 43 StapleSmart finisher 4 7 68 Assembly 44 Optio...

Page 10: ...ice Manual 4061 xx0 Printing a directory list A 14 Printing confidential and held jobs A 14 Linking trays A 17 Identifying and linking output bins A 18 Linking output bins A 20 Index I 1 Part number index I 9 ...

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