Lexmark T420(n) Laser Printer (4048)
Contents
1. 4048 00x Assembly 4 Electronics and Cables l pou An Units Description 4 1 56P0626 1 Power Supply 110 V 1 56P0627 1 Power Supply 220 V 2 7 8 9 56P0663 1 Cable Assembly Main Harness Locations 2 HVPS 7 Fan 8 LVPS Power 9 LVPS Control NS Paper ln Duplex 3 56P0628 1 PS High Volt 4 56P0641 1 Guide Assembly Left 5 56P0650 1 Cable Assembly LVPS to Fuser 6 56P0630 1 Fan Cooling 10 56P0617 1 Card Assembly RIP 10 56P0619 1 Card Assembly Network RIP 11 56P0622 1 Cable Assembly Printhead Parts Catalog 7 9 4048 00x Assembly 4 cont Electronics and Cables a ti Kl m n aha aa 1 7 10 Service Manual 4048 00x Assembly 4 cont Electronics and Cables Asm Part Index Nimibets Units Description 4 1 56P0624 1 Cable Assembly Cover Switch 2 56P0621 1 Cable Assembly Operator Panel 3 56P0625 1 Switch Interlock Cover 4and5 Sensor and Cable Included with P N 56P0611 lower MPF housing 6 and 8 56P0616 2 Solenoid Paper Feed 7 56P0653 1 Sensor Toner Level 9 56P0631 1 Cable Assembly Drawer 10 56P0617 1 Card Assembly RIP 10 56P0619 1 Card Assembly Network RIP 11 56P0664 1 Cable Assembly Output Full and Fuser Exit 12 56P0652 1 Sensor Smart Button 13 56P0682 1 Sensor Cable Output Full 14 56P0665 1 Connector 3 Pin 15 56P0666 1 Connector 2 Pin 16 56P0645 1 Sensor Photo NS 56P0649 1 Cable Assembly Fuser Exit NS 56P0620 1 Cable As2. Optra and Prebate are trademarks of Lexmark International Inc registered in the United States and or other countries Optra Forms and PictureGrade are trademarks of Lexmark International Inc Other trademarks are the property of their respective owners 2002 Lexmark International Inc All rights reserved UNITED STATES GOVERNMENT RESTRICTED RIGHTS 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 U S A P N 12G9119 4048 00x 7 Parts Catalog How to Use This Parts Catalog SIMILAR ASSEMBLIES If two assemblies contain a majority of identical parts they are shown on the same list Common parts are shown by one index number Parts peculiar to one or the other of the assemblies are listed separately and identified by description AR As Required in the Units column indicates that the quantity is not the same for all machines NS Not Shown in the Asm Index column indicates that the part is procurable but is not pictured in the illustration PP Parts Packet in the parts description column indicates the part is contained in a parts packet Parts Catalog 7 1 4048 00x Assembly 1 Covers 7 2 Se
3. 0x Assembly 7 Fuser 7 18 Service Manual 4048 00x Assembly 7 Fuser Asm Part Index N mbers Units Description 8 1 56P0648 1 Assembly Fuser 110 V 1 56P0671 1 Assembly Fuser 220 V 2 56P0673 1 Fuser Assembly Paper Guide 3 56P0676 1 Spring Fuser Exit 4 56P0646 1 Lamp Fuser 110 V 4 56P0647 1 Lamp Fuser 220 V Parts Catalog 7 19 4048 00x Assembly 8 Sensors img EF IG TF S DU TF ESE 7 7 20 Service Manual 4048 00x Assembly 8 Sensors and Locations Asm Index Part Numbers Units Description 91 5 8 2 5 56P0645 56P0655 56P0653 56P0652 1 Sensor Photo Locations Paper Path Exit Flag Paper Path below Cartridge Paper Path Duplex Paper Path MPF Paper Path below Cartridge Fuser Exit Sensor MmUIRON Bracket Paper Sensor Sensor Toner Level Sensor Smart Button Parts Catalog 7 21 4048 00x Assembly 9 Options 7 22 Service Manual 4048 00x Assembly 9 Options Asm Part Index Numbers 10 1 56P0674 Units Description Drawer Assembly 250 Sheet 2 56P0609 Tray 250 Sheet 3 56P0675 Drawer Assembly 500 Sheet 4 56P0678 Tray 500 Sheet NS 56P0694 NS 56P0695 NS 56P0696 NS 56P0697 NS 56P0698 NS 56P0699 NS 99A1757 NS 99A1758 NS 99A1759 NS 99A1774 NS 99A1683 NS 99A1684 NS 99A1685 NS 99A1686 NS 56P1248 NS 56P1250 NS 156P1251 N
4. Parts Breakdown Lexmark T420 n 4048 00x Extracted From Service Manual y LEXMARK Passion for printing ideas 4048 00x Edition September 2002 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 orimplied 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 ServicelnfoAndTraining 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 contact your point of purchase Lexmark Lexmark with diamond design MarkNet MarkVision
5. S 12G9833 DIMM 4MB SDRAM DIMM 8MB SDRAM DIMM 16MB SDRAM DIMM 32MB SDRAM DIMM 64MB SDRAM DIMM 128MB SDRAM DIMM 2MB Flash DIMM 4MB Flash DIMM 8MB Flash DIMM 16MB Flash DIMM Optra Forms 2MB Flash DIMM Optra Forms 4MB Flash DIMM Optra Forms 8MB Flash DIMM Optra Forms 16MB Flash DIMM Japanese 8MB Font DIMM Simplified Chinese Font DIMM Traditional Chinese Font MarkNet X2011e Ethernet 10 100 A A a a a a a a a a a a a a a aa BaseTX NS 12G9832 1 MarkNet X2012e Ethernet 10 100 BaseTX 10Base2 NS 12G9831 1 MarkNet X2031e Ethernet 10 100 BaseTX NS 12G9830 1 MarkNet X2030t Token Ring NS 99A0545 1 Adapter External Serial NS 1329605 1 Cable High Speed Bidirectional Parallel 10 ft NS 1427498 1 Cable High Speed Bidirectional Parallel 20 ft NS 12A2405 1 Cable USB 2 Meter Parts Catalog 7 23 4048 00x Assembly 9 Options Asm Part wae index Nuinbets Units Description NS 1038693 1 Cable Serial 50 ft NS 7370971 1 Kit field relocation 7 24 Service Manual
6. r Cord U S HV RPQ Parts Catalog 7 13 4048 00x Assembly 5 Paper Feed 7 14 Service Manual 4048 00x Assembly 5 Paper Feed j pou ou ON Units Description 6 1 56P0677 1 Flags Stack Control 2 56P0651 1 Assembly Duplex 3 56P0645 1 Sensor Photo 4 56P0618 1 Spring D Roll 5 56P0656 1 Roll Paper Feed 6 56P0655 1 Bracket Paper Sensor 7 56P0657 1 Assembly Paper Feed 8 56P0654 1 Plate Assembly 9 56P0634 1 Gear Paper Feed 10 56P0693 1 Roller Asm Reference Backup Top Front and Rear 11 56P0633 1 Assembly Drive 12 56P0632 1 Motor Assembly Main Drive 13 56P0638 1 Coupling Cartridge 14 56P0637 1 Drive Ratchet 15 56P0635 1 Assembly Motor 16 56P0636 1 Gears Spur 17 56P0639 1 Guide Link Order a lubricant to use with these gears P N 99A0394 FRU Nyogel 744 See page 4 3 for more information Parts Catalog 7 15 4048 00x Assembly 6 Frame 7 16 Service Manual 4048 00x Assembly 6 Frame si oue Ek Units Description 7 1 56P0606 1 Duct Air 2 56P0623 1 Assembly Printhead 3 56P0629 1 Assembly Cartridge Contacts quantity 5 4 56P0662 1 Feet Base 5 56P0661 1 Damper Tray 6 56P0668 1 Parts Pack Screws and E Rings 7 56P0609 1 Assembly Tray 1 8 56P0667 1 Latch Door Qty 3 9 56P0660 1 Roller Paper Guide 10 56P0659 1 Bracket Shutter 11 56P0672 1 Bracket Body Tray 12 56P0658 1 Guide Entrance Parts Catalog 7 17 4048 0
7. rvice Manual 4048 00x Assembly 1 Covers l oue Ek Units Description 1 1 56P0608 1 Cover Assembly Rear 2 56P0607 1 Door Assembly Rear Exit 3 56P0680 1 Flap Paper Holder 4 56P0603 1 Cover Assembly Duct 5 56P0604 1 Cover Assembly Top 6 56P0605 1 Cover Assembly Right 7 56P0601 1 Cover Assembly Front with Display without logo 7 56P0602 1 Cover Assembly Front with Display with logo 8 56P0610 1 Cover Assembly MPF Door 9 56P0679 1 Overlays Language 10 56P0600 1 Cover Assembly Left Parts Catalog 7 3 4048 00x Assembly 2 Multipurpose Feeder MPF 4048 00x Assembly 2 Multipurpose Feeder MPF Asm Part Index Numbers Units Description 2 1 56P0612 1 Housing Assembly Upper MPF 2 56P0611 1 Housing Assembly Lower MPF 3 56P0615 1 Cap MPF Paper Feed Cover 4 56P0613 1 Assembly Roller MPF 5 56P0614 1 Gear MPF Paper Pick Parts Catalog 7 5 4048 00x Assembly 3 Charging 7 6 Service Manual 4048 00x Assembly 3 Charging Asm Part index Numbers Units Description 3 1 56P0640 1 Roll Charge 2 56P0668 1 Parts Pack Screws and E Rings 3 56P0669 1 Hinge Pivot quantity 2 4 56P0642 1 Guide Assembly Right 5 56P0643 1 Assembly Transfer Roll 6 56P0644 1 Bearings Transfer Roll 7 56P0641 1 Guide Assembly Left Parts Catalog 7 7 4048 00x Assembly 4 Electronics and Cables 7 8 Service Manual
8. sembly Motor Parts Catalog 7 11 4048 00x Assembly 4 cont Electronics and Cables This page left intentionally blank 7 12 Service Manual 4048 00x Assembly 4 cont Electronics and Cables Asm Index Part Numbers Units Description NS NS NS NS NS NS NS NS NS NS NS NS 70G0478 1339528 1339529 1339530 1339531 1339532 1339533 1339534 43H5545 1339548 11D0330 1339520 1 a a a amp aa Power Cord Bolivia Canada Caribbean Countries Columbia Costa Rica Dominican Republic Equador El Salvador Guatemala Honduras Japan Mexico Nicaragua Peru Panama Puerto Rico Saudi Arabia Taiwan The Virgin Islands Venezuela US AP LV Power Cord Bahrein Cyprus Iraq Ireland Kuwait Oman Qatar UAE UK Yemen HV Power Cord Austria Belgium Bosnia Bulgaria Catalan Czech Croatia Egypt Albania Euro English and other East Finland France Germany Greece Hungary Iceland lran Italy Jordan Lebanon Macedonia Netherlands Norway Paraguay Poland Portugal Romania Russia and CIS Slovak Countries Slovenia Spain Sweden Syria Turkey Yugoslavia Serbia and Montenegro HV Power Cord Israel HV Power Cord Switzerland HV Power Cord Lybia Pakistan South Africa HV Power Cord Chile Uruguay HV Power Cord Denmark HV Power Cord PR China HV Power Cord Brazil LV Power Cord Argentina Powe
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