Lexmark 1020 Printer User Manual
Contents
1. 2 27 Toner empty sensor receiver TTR service check 2 28 Lower feed unit secondary paper assembly service check 2 29 Tray mpi SOC CHECK saisie pedia cas pP TA RF AGGERE ari 2 30 Paper tray missing Servibe CHECK puras spell Digi Fera arri 2 31 Toner emprraemica Chek gasoso sich ds ada Us Ad 2 32 Waste toner bolle Service check a Rasa ew ax nda tw dia edad dae pda BOR a end qos ace 2 32 Missing toner cartridge service Check semi ss 4 44 ri a tipi 2 33 Missing photodeveloper cartridge service check 2 34 Transfer roller missing service check Lia RR p bas ene RESET 2 35 Cover open Sonic ehack an mixti A AR 2 36 OPC belt photodeveloper cartridge drive service check 2 37 MISSING Moor Servic CHECK a asco migrer aa nm gnare Seka gr A 2 37 Paper Siza Sensing service check rss Erdi ARTE SEERE Rr a M cq m sense 2 38 Printer no power service ch saar tener ideas aaa 2 39 Toner Tied SONICO CHOCK ass passas en 2 40 Waste toner ised service Check as aa oa xo a EE ER xd RO ewes id a 2 40 Paper ead Service Checks nase 2 41 iv Service Manual 5023 110 Printer paper ENEE 2 41 Pant Gil SG MIC CHECKS ae 2 42 Background Sente ERBER usa ua 2 42 Back Stalin Service CHOCK aria AAA AAA 2 43 Banting serica Check 33 3 445555 as A A aeree 2 44 Black ling SBIVICB C2. 3 3 Saving the engine controller board settings e ansia A RN Se 3 3 Saving tie system AIP boardsetings casco ssa parei ais a 3 3 MSP IDTOnnatlol as datadas AA SAA NAAA AAA 4 1 Removal and cleaning precaut ns us a ame RTRT anne 4 1 Handling the printed circuit boards with MOS ICS cori nenn 4 2 During transportation Storage cossirers A sie TR CR GR e x a a ER Saree nn 4 2 During replacement cocci ccc ceed ari ria ii E 4 2 During inspection iau zu a aa un nn eee TEDE EET Roma eee eee ana STARS 4 2 Pliotodeveloper cartidge au sas gagne ad ges a aa Re a aa ine 4 3 During transportation st rage x ss ss A aa aa a RC S de 4 3 Handling deu sua bas citar ia A 4 3 Parts not to be touched zu 200000 ni ima a ann aa A na a de 4 3 Printer removal procedures siii anne 4 3 Precautions to take before maintenance work 4 4 nn nun nn anne nun nn nn 4 3 GCRU FRU and supplies removals 22 2 45 2 93 9 2 ri RS 4 4 Cleaning roller cover removal asa suus nh sun xam kr xx Rx aa RR 4 5 Transfer belt cleaning roller removal ii ila nue hee hx hh EELER EEN Rex rr na EES ur 4 5 Transfer belt Unit remowal u 2 0 00 za 00 i RR RR ee SES RA 4 6 Transfer roller remioval a au an ric li a das cae a a a RE a 4 7 Fuser assembly removal iii i I sans 4 7 5023 110 Waste toner DONS TEMOVAl iii le u e 4 8 Priotadeveloper cartidos EMA sus ra eran Rache RA AAA RR d gas 4 9 Secondary paper feed assembly removal nun nn nn nn nn nn
3. Aluminum drum tube Film transfer belt 2 The OPC belt has been biased to CBV V potential The potential of the transfer belt and drum is nearly GND 3 Toner on the OPC belt is moved to the transfer belt This occurs because of the difference of potential between the OPC belt and the transfer belt Toner that has been developed in each color is moved from the OPC belt to the transfer belt and the two color toner image is overlapped on the transfer belt 1 26 Service Manual 5023 110 4 The toner image is then transferred to paper Residual charge OPC belt Residual toner OPC belt cleaning wee blade OPC belt discharging First transfer erase lamp Belt discharge erase lamp process Electrical belt cleaning is accomplished by an erase lamp radiating on the OPC belt Radiation discharges the residual charge VR V remaining on the belt after the first transfer process Electrical cleaning occurs after each toner color transfer The erase lamp is a luminous source consisting of 24 light emitting diodes After the electrical belt cleaning the OPC belt is cleaned with a mechanical blade OPC belt OOOO III Recesso OPC belt cleaning blade OPC belt discharging First transfer erase lamp Belt cleaning process In the belt cleaning process residual toner adhering to the OPC belt surface is mechanically re
4. Pautas de Seguridad La seguridad de este producto se basa en pruebas y aprobaciones del disefio original y componentes espec ficos El fabricante no es responsable de la seguridad en caso de uso de piezas de repuesto no autorizadas La informaci n sobre el mantenimiento de este producto est dirigida exclusivamente al personal cualificado de mantenimiento Existe mayor riesgo de descarga el ctrica y de dafios personales durante el desmontaje y la reparaci n de la m quina El personal cualificado debe ser consciente de este peligro y tomar las precauciones necesarias e PRECAUCI N este s mbolo indica que el voltaje de la parte del equipo con la que est trabajando es peligroso Antes de empezar desenchufe el equipo o tenga cuidado si para trabajar con l debe conectarlo Informa es de Seguran a e A seguran a deste produto baseia se em testes e aprova es do modelo original e de componentes espec ficos O fabricante n o respons vel pela segunran a no caso de uso de pe as de substitui o n o autorizadas e Asinforma es de seguran a relativas a este produto destinam se a profissionais destes servi os e n o devem ser utilizadas por outras pessoas Risco de choques el ctricos e ferimentos graves durante a desmontagem e manuten o deste produto Os profissionais destes servi os devem estar avisados deste facto e tomar os cuidados necess rios CUIDADO Quando vir este s mbolo existe a poss
5. Liquid Crystal Display Light Emitting Diode Low Voltage Low Voltage Power Supply Nonvolatile Random Access Memory Original Equipment Manufacturer Power On Reset Power On Self Test Print Quality Enhancement Technology Raster Image Processor Volts alternating current Volts direct current General information 1 3 5023 110 Specifications Resolution 600 x 600 dpi 2400 image quality Model differences C500n C500tn USB 2 0 X X Parallel Ethernet X X Memory MB 64 64 Options available 530 sheet drawer tray 2 X Technical specifications Color Balance Settings This printer offers color balance control It is a color correction option that allows you to increase or decrease the amount of toner going to the page for the cyan magenta yellow and black color planes The scale ranges from 10 to 10 Physical specifications and weight The following table contains the dimensions and weights for each printer model and option This does not include packaging but does include the print cartridge that ships with the printer Width Depth Height Weight inch inch inch Ib mm mm mm kg Printers Lexmark C500n 18 9 16 5 15 2 66 0 480 420 385 29 0 Paper options 530 Sheet drawer 18 1 18 5 7 3 13 3 460 470 185 6 0 530 Sheet tray 11 2 14 4 4 5 4 2 285 365 115 1 9 Standard tray 10 8 13 0 2 2 2 2 275 330 55 1 0 Legal
6. Should be fed with short edge first flap down and to the right If envelope wrinkling occurs refer to the User s Reference for correct loading and stacking of envelopes All envelopes should be new unused and without damage Envelopes with excessive curl or twist exceeding 6 0 mm those stuck together those with bent corners or nicked edges or those that interlock should not be used Minimum weight 90 g m 24 Ib e The following envelopes should not be used Envelopes with windows holes perforations cutouts or deep embossing Envelopes with metal clasps string ties or metal folding bars Envelopes with exposed flap adhesive when the flap is in the closed position Self seal envelopes Under high humidity conditions over 60 the envelopes may seal during printing For best results print on new 90 g m 24 Ib sulfite or 25 cotton bond envelope Transparencies Use letter 12A5940 or A4 size 12A5941 sheets only e Transparencies are only supported in tray 1 standard or legal trays Labels Labels should be selected using guidelines found in the User s Reference Complete Printer Reference or the Card stock amp Label Guide located at www lexmark com and tested for acceptability Vinyl labels are not supported Labels are only supported in tray 1 standard or legal trays Glossy Paper Use letter 12A5950 or A4 size 12A5951 sheets only Glossy paper is
7. teilylle kirjoittimen normaalin toiminnan kayttajan tekemien huoltotoimien tai muiden huoltotoimien yhteydess VARO Avattaessa ja suojalukitus ohitettaessa olet alttiina n kym tt m lle lasers teilylle l katso s teeseen VARNING Osynlig laserstr lning n r denna del r ppnad och sp rren r urkopplad Betrakta ej str len Laser notis Denna skrivare r i USA certifierad att motsvara kraven i DHHS 21 CFR underparagraf J f r laserprodukter av Klass 1 andra lander uppfyller skrivaren kraven f r laserprodukter av Klass enligt kraven i IEC 60825 1 Laserprodukter i Klass I anses ej h lsov dliga Skrivaren har en inbyggd laser av Klass IIIb 3b som best r av en laserenhet av gallium arsenid p 5 milliwatt som arbetar i v gl ngdsomr det 770 795 nanometer Lasersystemet och skrivaren ar utformade sa att det aldrig finns risk f r att n gon person uts tts f r laserstr lning ver Klass I niv vid normal anv ndning underh ll som utf rs av anv ndaren eller annan foreskriven serviceatgard Laser notices XV 5023 110 Laser melding Skriveren er godkjent i USA etter kravene i DHHS 21 CFR underkapittel J for klasse 1 laserprodukter og er i andre land godkjent som et Klasse I laserprodukt i samsvar med kravene i IEC 60825 1 Klasse l laserprodukter er ikke betrakte som farlige Skriveren inneholder internt en klasse IIIb 3b laser som best r av en gallium arsenlaserenhet som avgir
8. x Registration assembly Paper tray Paper feed roller E LJ Erase lamp Cleaning blade OPC charge system 1 14 Service Manual 5023 110 Printer paper path The following illustration shows the paper path and the associated paper jam messages for jams at specific points in the paper path The printer depicted in the illustration has a duplex unit and secondary paper feed assembly installed ea Paper Exit Roller Top Cover Fuser Exit Sensor Rear Cover Assy Fuser Unit 6 2 av Transfer Roller Assy Registration Roller Registration Sensor Paper Feed Roller General information 1 15 5023 110 Printer systems description See the illustration Printer component systems on page 1 17 for more information Basic principles of color printing Color printing is made through the subtractive process of combining the three primary colors yellow magenta and cyan Mechanical and electrical structures This color laser printer consists of five engineering systems print transfer optical paper transport and control system Print system The print system consists of six functional parts located around the optical photoconductor OPC belt and forms a toner image on the OPC belt charge expose develop first transfer discharge and clean Transfer system The transfer system consists of three functional parts that transfers the toner image formed on the transfer belt to paper t
9. D FS UB FA HELE rh ZERE AP dh HS RS PE LA BUR BOA E m BI DA RAA E Ar SE hili DER RA VET RRE BE AR MESSE AE AEP fr e DUBIE NV MAS A UE HAST ELEC UE APICI PEN TESS RA dE SE TER EMV IRA ATIE RA Br Ta JP RUA FP FE NE o Wid MERS TM WHER LEE I SERRE AU ARTE EF RREI RH mh EDE Be ET UD UR RUTES ITS ANDA Fe Safety information Xxi 5023 110 Preface This manual contains maintenance procedures for service personnel It is divided into the following chapters 1 General information contains a general description of the printer and the maintenance approach used to repair it Special tools and test equipment as well as general environmental and safety instructions are discussed Diagnostic information contains an error indicator table symptom tables and service checks used to isolate failing field replaceable units FRUS Diagnostic aids contains tests and checks used to locate or repeat symptoms of printer problems Repair information provides instructions for making printer adjustments and removing and installing FRUs Connector locations uses illustrations to identify the connector locations and test points on the printer Preventive maintenance contains the lubrication specifications and recommendations to prevent p
10. charger unit evenly charges the OPC belt surface to Vo V by generating a negative charge ER MIN Cleaning CO PC Charai bladet handing ann General information 1 23 5023 110 Exposing process In the exposing process the OPC belt surface is exposed to the laser light which forms an electrostatic latent image The luminous source of the laser is a semiconductor laser See Printer theory of operation on page 1 14 for optical unit location The laser light scans the OPC belt forming an electrostatic latent image 1 The OPC belt surface is charged to Vo V potential a The laser scans the OPC belt in a rectangular pattern during forward movement of the OPC belt b High speed switching of the laser matches the transmitted image data c The charge of the areas radiated by the laser light is discharged creating a VR V potential d An electrostatic latent image is formed invisible on the OPC belt OPC charging up Charging Exposing 1 24 Service Manual 5023 110 Developing process In the developing process an electrostatic latent image attracts printer toner and becomes visible on the OPC belt There are four toner cartridges See Printer theory of operation on page 1 14 for toner cartridges location The toner cartridges are located in the printer from top to bottom in the order of black yellow magenta and cyan 1 Toner adher
11. input Optional legal tray capacity 250 Optional tray 1capacity 250 Optional tray 2 capacity 530 Output destinations Number of standard destinations 1 Output capacities Standard output bin capacity top Media up to 20 Ib paper 250 Optional input drawer is a 530 sheet capacity drawer Only one optional drawer may be installed at any time The printer supports top output face down as standard No additional output options are available Note All capacities are based on use of 20 Ib paper 1 6 Service Manual Media input types and weights 5023 110 Source Type Standard tray 530 Sheet tray Printer menu Item Legal tray Paper Paper type weight Paper Xerographic or bond 60 74 60 74 Plain paper Light grain long paper g m g m 16 19 Ib 16 19 Ib Xerographic or bond 75 120 75 120 Plain paper Normal paper g m 20 32 Ib g m 20 32 Ib 100 Cotton 75 120 75 120 Plain paper Heavy g m g m 24 32 Ib 24 32 Ib Card stock Index 163 g m N A Card stock Normal 90 Ib Index 164 210 g m N A Card stock Heavy 91 110 Ib Transparency PN 12A5940 N A Transparency PN 12A5941 Labels N A Label Envelopes 72 90 N A Envelope Normal g m 20 24lb 1 Punched embossed water marked perforated punched inkjet paper or plastic coated media should not be used 2 Only occasional use of paper labels in an office environment is supported 3 On
12. la impresora estan dise ados de forma que ninguna persona pueda verse afectada por ningun tipo de radiaci n laser superior al nivel de la Clase durante su uso normal el mantenimiento realizado por el usuario o cualquier otra situaci n de servicio t cnico Declarag o sobre Laser A impressora est certificada nos E U A em conformidade com os requisitos da regulamenta o DHHS 21 CFR Subcap tulo J para a Classe 1 de produtos laser Em outros locais est certificada como um produto laser da Classe I em conformidade com os requisitos da norma IEC 60825 1 Os produtos laser da Classe n o s o considerados perigosos Internamente a impressora cont m um produto laser da Classe IIIb 3b designado laser de arseneto de pot ssio de 5 milliwatts operando numa faixa de comprimento de onda entre 770 e 795 nan metros O sistema e a impressora laser foram concebidos de forma a nunca existir qualquer possiblidade de acesso humano a radia o laser superior a um n vel de Classe durante a opera o normal a manuten o feita pelo utilizador ou condi es de assist ncia prescritas Laser notices Xiii 5023 110 Laserinformatie De printer voldoet aan de eisen die gesteld worden aan een laserprodukt van klasse I Voor de Verenigde Staten zijn deze eisen vastgelegd in DHHS 21 CFR Subchapter J voor andere landen in IEC 60825 1 Laserprodukten van klasse worden niet als ongevaarlijk aangemerkt De printer is voorzien van een
13. laser van klasse IIIb 3b dat wil zeggen een gallium arsenide laser van 5 milliwatt met een golflengte van 770 795 nanometer Het lasergedeelte en de printer zijn zo ontworpen dat bij normaal gebruik bij onderhoud of reparatie conform de voorschriften nooit blootstelling mogelijk is aan laserstraling boven een niveau zoals voorgeschreven is voor klasse 1 Lasermeddelelse Printeren er godkendt som et Klasse I laserprodukt i overenstemmelse med kravene i IEC 60825 1 Klasse l laserprodukter betragtes ikke som farlige Printeren indeholder internt en Klasse IIIB 3b laser der nominelt er en 5 milliwatt galliumarsenid laser som arbejder p belgelaengdeomr det 770 795 nanometer Lasersystemet og printeren er udformet s ledes at mennesker aldrig uds ttes for en laserstr ling over Klasse l niveau ved normal drift brugervedligeholdelse eller obligatoriske servicebetingelser XiV Service Manual 5023 110 Huomautus laserlaitteesta T m kirjoitin on Yhdysvalloissa luokan 1 laserlaitteiden DHHS 21 CFR Subchapter J m rityksen mukainen ja muualla luokan laserlaitteiden IEC 60825 1 m rityksen mukainen Luokan laserlaitteiden ei katsota olevan vaarallisia k ytt j lle Kirjoittimessa on sis inen luokan IIIb 3b 5 milliwatin galliumarsenidilaser joka toimii aaltoalueella 770 795 nanometri Laserj rjestelm ja kirjoitin on suunniteltu siten ett kayttaja ei altistu luokan m rityksi voimakkaammalle s
14. only supported from tray 1 standard or legal trays General information 1 9 5023 110 Sensing by source Input Paper size Paper out Tray present Integrated 250 sheet X X X Optional 530 sheet X X X Connectivity Cables Personal computers e For USB attachment a USB cable P N 12A2405 is recommended and must be ordered separately Operating systems This printer is compatible with applications running under the following operating systems for either local or network connections Apple Macintosh e Mac OS 8 6 9 x OS X Download the latest Lexmark printer PPD files or printer drivers from the Lexmark Web Site Microsoft Windows e Microsoft Windows 98 2nd Edition e Microsoft Windows Me e Microsoft Windows NT 4 00 e Microsoft Windows NT 4 00 Server e Microsoft Windows 2000 Professional e Microsoft Windows 2000 Server e Microsoft Windows 2000 Advanced Server e Microsoft Windows XP Home e Microsoft Windows XP Professional e Microsoft Windows Server 2003 Download the latest printer drivers from the Lexmark Web Site The Windows software applications which operate in the operating systems listed above are best suited to run with the drivers supplied with this printer The drivers for Windows take advantage of your printer functions and increase the printer performance wherever possible The software applications that operate with most Apple LaserWriter printers will generally operate with this
15. printer Network Connections Internal Network Connections The Lexmark C500n printer comes standard with Ethernet 10 100BaseTX built into the controller board 1 10 Service Manual 5023 110 Internal Print Servers The standard Ethernet connection and optional N2100 Series print servers support the following protocols e TCP IP The TCP IP standard set of application services are supported including DHCP BOOTP WINS SNMP mib 2 host resources MIB printer MIB enterprise MIB SNMP traps HTTP LPR LPD FTP IPP1 SLP DDNS AppleTalk This printer with standard Ethernet supports an Embedded Web Server The current status of the operator panel is viewable using the resident web pages Standard Interfaces This printer ships with the following interfaces e Ethernet 10 100 Base TX e USB 2 0 supporting full speed 12Mb s data transfer Note The ethernet and USB interfaces may be used simultaneously The USB interface supports e Windows 98 SE e Windows Me e Windows NT e Windows 2000 Professional e Windows XP Operating Systems e Windows Server 2003 Operating Systems Apple Mac OS 9 x 10 1 10 2 10 3 10 4 General information 1 11 5023 110 Power and electrical specifications Printing states C500n Off ow Average power while printing Continuous printing 670 W Power consumption standby Power saver on 35 W Power saver of
16. the brush The brush in turn contacts the surface of the rotating transfer belt The negatively charged toner adheres to the positively charged FCBV brush which cleans the transfer belt The cleaning brush does not contact the transfer belt during the imaging process Waste toner adhering to the surface of the cleaning roller is removed by the cleaning blade routed by the waste toner feeder to the waste toner container where it is deposited Cleaning brush Cleaning roller Residual toner FCBV Transfer belt Waste toner feeder Cleaning roller 7 FCBV Power supply for cleaning roller bias 1 30 Service Manual 5023 110 Details of the optical system In the optical system process the printer utilizes a semiconductor laser diode as a light source This laser diode is controlled by fast switching which matches the transmitted image data video signal The generated laser light scans the OPC belt through a polygon mirror and lens The electrostatic latent images are formed on the OPC belt E Ke The Optical printhead unit consists of following parts No Description 1 PD photo detector 2 Polygon mirror hexahedral mirror that reflects the laser beam 3 Cylinder lens laser beam condenser 4 Laser unit laser diode light emitting source 5 LDC laser diode control circuit 6 BTD mirror
17. tray 10 8 15 9 2 2 2 5 275 405 55 1 1 1 Comes with standard input tray and starter cartridges 2 Weight does not include packaging or pubs 1 4 Service Manual Operating clearances Printer sides C500n C500n with 530 sheet tray Left side 8 in 203 mm 8 in 203 mm Right side 20 in 508 mm 20 in 508 mm Front 28 in 711 mm 28 in 711 mm Rear 10 in 254 mm 10 in 254 mm Top 23 in 584 mm 29 in 736 mm Packaging and shipping dimensions Width Depth Height Weight Printers in in in Ib mm mm mm kg C500n 22 6 20 9 22 4 77 574 530 570 35 0 Options 530 Sheet drawer 21 7 22 2 10 4 18 8 550 564 265 8 5 Legal tray 13 2 19 0 5 7 5 5 335 483 144 2 5 T Includes start up kit supplies Print speed and performance Pages minute Media size Standard tray Letter 31 8 A4 31 8 Legal 16 8 Transparencies 3 2 Thick card stock 3 2 Labels letter amp 5 3 A4 Medium thick card 4 3 stock letter amp A4 Envelopes 5 3 Time to first print 5023 110 Time from standby mode 13 seconds 19 seconds Time from power saver mode 45 seconds 45 seconds Note Time to first page TTFP is the time from the moment when the host sends the print signal until the moment the trailing edge of the first page leaves the exit feed rollers TTFP is measured using a simple text single cha
18. vel presen a de uma potencial tens o perigosa na zona do produto em que est a trabalhar Antes de come ar desligue o produto da tomada el ctrica ou seja cuidadoso caso o produto tenha de estar ligado corrente el ctrica para realizar a tarefa necess ria XX Service Manual 5023 110 Informaci de Seguretat La seguretat d aquest producte es basa en l avaluaci i aprovaci del disseny original i els components especifics El fabricant no es fa responsable de les questions de seguretat si s utilitzen peces de recanvi no autoritzades La informaci pel manteniment d aquest producte est orientada exclusivament a professionals i no est destinada a ning que no ho sigui El risc de xoc el ctric i de danys personals pot augmentar durant el proc s de desmuntatge i de servei d aquest producte El personal professional ha d estar ne assabentat i prendre les mesures convenients PRECAUCIO aquest simbol indica que el voltatge de la part de l equip amb la qual esteu treballant s perill s Abans de comengar desendolleu l equip o extremeu les precaucions si per treballar amb l equip l heu de connectar gea ug e EAEE SE Tee li EN UR D S NON KEE RASE ASS AA PRATI Hee AA YALE sl laine eee tel ester AFA EI MH 0J2E H Ele Af Sol A ol 4L Ef TOL AL n LE IL oe T HKH APRIRE TE STE TALENS ETE ASUS 4459 955p Se AA EAN JAE Sje a Se queam spes ud e l iii oo EA 9r L Ef AJ APA OW LATE HO Al HL Tio H CHE 2 D
19. 0 ara ra mue aid a aa A a EE AR 7 1 how to use tliis pas GAMOG Lurisia re Lalla ea cei EE ere 7 1 CE Li Part number index se sa c pci ii 1 3 vii 5023 110 viii Service Manual 5023 110 Laser notices The following laser notice labels may be affixed to this printer as shown Laser advisory label CAUTION VORSICHT W Laser notices ix 5023 110 Class 1 Laser statement label LEXMARK AC NS X Service Manual 5023 110 Laser notice The printer is certified in the U S to conform to the requirements of DHHS 21 CFR Subchapter J for Class 1 laser products and elsewhere is certified as a Class laser product conforming to the requirements of IEC 60825 1 Class laser products are not considered to be hazardous The printer contains internally a Class IIIb 3b laser that is nominally a 5 milliwatt gallium arsenide laser operating in the wavelength region of 770 795 nanometers The laser system and printer are designed so there is never any human access to laser radiation above a Class level during normal operation user maintenance or prescribed service condition Laser Der Drucker erf llt gem B amtlicher Best tigung der USA die Anforderungen der Bestimmung DHHS Department of Health and Human Services 21 CFR Teil J f r Laserprodukte der Klasse 1 In anderen Landern gilt der Drucker als Laserproduk
20. A A qi dE 2 2 Operator Messages ahnen dead da ada dd ven AA 2 5 Paper LEE 2 6 ACCRESSINGUaNIAreA sas cassia dad a ad mere nba quei d qu dug d xu tend nd de 2 7 JANA lay ISAF GY Disease 2 8 SANA ISA Matar O 2 9 JANE E EE iper ere 2 10 JANG TOA rar dai a aan 2 12 SumploritablBe ii ee rue 2 13 Piret Santo table essa voren heren ann a Ga TES ia ae E 2 13 Pont qualib Symptom DIG ass irrita RIAD pa 2 14 Pinter servico SHOCKS ss u 2 15 MAIN MOT Service CHECK gg AAA AA AAA ue 2 15 Developer drive assembly service check eee nun en nun 2 17 Transfer beltunitsenice check a ere 2 18 Transter roller clutch Servibe CHECK aan Aa 2 19 Transfer belt cleaning roller clutch service check 2 19 Paper sed curth Service DEIBEK sies aa A AA 2 20 Registration Clutch Service check deg ie EE EE a 2 20 OPC belt marker sensor service Check da 2 21 Erase lamp SCCO CHECK a AAA ep 2 22 lower SUPPLY TAN servicd CHECK ae 2 23 FUSED Tan Sonico check ali lens pila nn 2 23 High voltage power supply HVPS service check 2 24 Low voltage power supply LVPS service check 2 24 Fuser thermistor Service SHOCK aura rar wean Ga av RO an a en amp 2 25 Fuser assembly Sarvice Check unse r Wa mr pra 2 25 Laser Unit assembly Service Check ar AA 2 26 HVPS connection SME Check rd saia ba TALES Lida u 2 26 Toner empty sensor sender TPD service check
21. HECK siria ani 2 45 Color misregistration Service Check ua a ea Sus 2 46 INSUNICIENE TU SING Service CREC errare AAA A A ae 2 47 Ng Mans gloss Service CHECK cara aaa 2 48 ae can A TERT 2 49 Missing image at edge service check geg dema ru ee anna en 2 50 Mixed color Image EE sag ad ARS 2 51 Molle Service CHECK assi uns as pass Srs a iG OS AAA 2 52 Residual Image Servico CHECK nm dao da EPA RAE Ad HA 2 53 RIBBING ie CROCK olii a ai siennes nue 2 54 Toner OOP SRIVIES CHECK ara aa NDA AA qubd 2 55 Vertical line Service check nara a ALA A a x 2 56 Vertical staggering image service check a semana AAA A 2 57 Vertical white band service check uus incinta dare SAS pad aaa 2 58 White Dane SMS CR sau 2 59 Ste Ee Tee sues o e a u u a 2 60 Anne line SERIES COBER carita Sh cs an en daa d 2 60 White spot black Spat service check venosa ensen masse a a is 2 61 NITE print SERVICE CHECK usar ai aware kins aaa ern A pda i II 2 62 Wrinkle image migration service check ais g e dE en ada 2 63 Uneven density MON and IO s ense enes sas teed ergo teo vac cona ae awe 2 64 apa DO Le RR RE II ROTTO eae 2 65 Holler Speo dllifs qaaa ada age id sd ASA 2 65 Diagnostic aids EE iii dis nas DA IRA LAS DADA DAVIS RE A SA Ra 3 1 Understanding the printer operator panel 0 00 rire nennen nn nn 3 1 Manisnance paga PMNOUE avia sais dae eld md Ge qae E AAA ASA ad m 3 2 Saving NVRAM settings for hardware replacement
22. LOL ik His NSZCLORMWEABHANTHET XVi Service Manual 5023 110 Chinese laser notice FT EN OL ae 36 ELA E AF DHHS 21 CFR Subchapter I Xj 4 28 I 1 RIT i BI ER ne TMH Hb X NI SEGA UE amp FP IEC 825 ES n HE TRIBUTE Bh IR VL TR ROG EE EE X FT ER PL ah amp ASH NI 3b MH ERE a ENS RR EG HBR WE 770 795 nm z RIU RR RI EN LES RT E RiR VE fH HEIDE ERE BIETET AA EA KB fh PET A E ES SRL Korean laser notice EERE 158 MOM ASSO CHE DHHS 21 CFR Subchapter 32 TAS Solti USS ai Roja IS ERO MH ILS edl IEC 825 TAS Tote 153 oly Hez elses HS LICE isa Hold ASSES MS dos HFHH Erde 5 Holle 45 OFEAILHOIE OIX 770 795 LILO EO TFHA Esot Class Ill 3b AO ME Lysol 2431 duck E Hold ALES zelo BA HE solu Fi EF BLE TIA HA EHAA EIS Class TES Hol LEO Ao Ack Ad JES SAIA MSL Laser notices Xvii 5023 110 Xviii Service Manual 5023 110 Safety information The safety of this product is based on testing and approvals of the original design and specific components The manufacturer is not responsible for safety in the event of use of unauthorized replacement parts e The maintenance information for this product has been prepared for use by a professional service person and is not intended to be used by others e There may be an increased risk of electric shock and personal injury during disassembly and servicing of this product Professional service personnel should understand this and take necess
23. N x VS Lexmark C500n Service Manual REET e Table of contents e Start diagnostics e Safety and notices e Trademarks e Index 5023 110 Edition April 28 2006 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 ServicelnfoAndTraining O 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 pro
24. Orientation Standard output bin top Supports all sizes listed in the Media 250 sheets 20 Ib paper Collated sizes table 50 Transparencies Face down Media guidelines Paper designed for use with xerographic copiers should provide satisfactory print quality and feed reliability Other media types may be suitable We recommend that users test any particular brand for suitability to their applications Refer to the printer User s Reference for additional media specifications 1 8 Service Manual 5023 110 Paper Rough highly textured limp or pre curled papers will result in lower print quality and more frequent paper feed failures Colored papers must be able to withstand 338 F 170 C fusing temperature Preprinted forms and letterheads should be selected using guidelines in the printer User s Reference The chemical process used in preprinting may render some papers unsuitable for use with the printer Unsuitable papers include punched embossed water marked perforated media any kind of inkjet paper or plastic coated paper Recycled paper less than 75 g m 20 Ib may cause unacceptable results The laser printing process heats paper to high temperatures of 170 C 338 F Use only paper able to withstand these temperatures without discoloring bleeding or releasing hazardous emissions Check with the manufacturer or vendor to determine whether the paper you have chosen is acceptable for laser printers Envelopes
25. V and DBV V A visible image is the result The negatively charged toner on the OPC belt is moved to the transfer belt because the potential GND of the transfer belt is greater than VR V of the OPC belt The OPC belt is discharged by the erase lamp radiating on the OPC belt Latent image vo N NOVO vo VO TEST VO VO VO PRINT VO VO VO o VO L diod K YMC Charging spo Developing o lamp 0 O Transfer belt ee ov OPC belt surface E VOCharge brush Developer Discharge roller y charging system CHV DCV BRV 1 22 Service Manual 5023 110 Details of the print system Charging process In the charging process the OPC belt is evenly charged by the charger See Printer theory of operation on page 1 14 for charger unit location The charger unit consists of a charging brush and a discharge roller 1 The charge brush charges the OPC belt surface to Vo V potential The charge on the surface of the OPC belt is then smoothed to an even Vo V by the discharge roller 2 The charger unit controls the grid to a constant voltage of ZD V for even charging OPC Belt Brush Charge roller OPC charging system CHV DCV 3 Before charging the OPC belt surface is CBV V The
26. a nn 4 36 High voltage power supply HVPS removal 243 233 kms gnam amer aan 4 37 Low voltage power supply LVPS with cage removal 4 38 HVPS cage removal ann na an dk 4 39 Toner present sensor f mM V l cessed cece es nn RR RE EE ees 4 39 Toner sensor receiver removal us suas eene a dete EUR E A A CREAR RE RR UR E AA 4 40 Left tray guide assembly removal i 4 40 Toprem vals RR d saa ewes 4 42 Marker sensor assembly removal EE ELERS an nn a SEN nn SES a 4 42 Waste toner auger removal ao il nennen 4 43 Waste toner agitator removal EE EELER i eee ee eee eee eek 4 43 Power supply fan removal au ua un aa aan aaa aa a aaa aa a aa aa ae 4 44 Locations and connectors es NEES m mu m a un ian a an a a a a a a a sem se 5 1 FUNG rer RR CERCO SOI TUTT 5 1 Bee ue eu 5 3 Sensor OCUS ege ere aria 5 3 Fee Ger secs EE A SE 5 4 Fanimotor locations as ag veen 5 5 l terock SMILE IGEAN s cano o AAA 5 6 e 11757 as a Fd dC PSaqEK dade eu 5 7 ovymbolang part ame tabla ia seca pars pae EE Aes Qd PEOSE S dA EE US EE pq esa gs 5 8 Madness E PE T mM 5 9 FUP BOA AAA A ss adsmaseteseemenc mi oegesegusscimeens 5 13 vi Service Manual 5023 110 Engine onvolle BREE DEE 5 13 Low voltage power supply LVPS board a geg ns ca aa 5 14 High voltage power supply AVES board as um es ew eae sens caw RA Sad sn Ta mele 5 14 Preventive maintenance 2 222 002 ERE ERE ERE E E ae 6 1 Parts catalog u 00000
27. ansfer system scie RA 1 19 Structure of OPC belt photo developer cartridge 1 20 Basic structure of the print system siii i RR 1 21 D tails of the print system ia aa dau mama a hae hanh hx rez rz esa des dene eed rng dd 1 23 Charging Process axo x was esca uc ETRE AA AAA A 1 23 EXPOSING PROCESS sus doi asus dubai ntm A a cand 1 24 Developing process ui sous nu anna a i vanessa ea 1 25 First Iransfer drum process iussus were ia 1 26 Belt discharge erase lamp procesS sa paz sabes sax xx a a 1 27 Belt Cleaning PIOCESS ga ss sme a spa mans gags cessed AAA ead nd 1 27 Details of the transfer system ua au aaa a aaa a aaa aa RR a a a a a aa RR ER 1 29 Second transfer Paper Process an an a 1 29 Transfer belt cleaning Process 2 ua zu ua u a au a a a ana aa aa a a aa a a ana aaa 1 30 Details of the optical system aaa aaa aa a an aan aaa a ai EE 1 31 Details of the paper transportation system iii ann a ann nn anna 1 32 FUSING UNI iii EEN ens MR BR RDR RR ARA RR RR RA I RR E 1 33 FUSING process va SK eset deste needa eke As eee eee eee a debe eee eae 1 34 5023 110 CONTO System SIRUGIDIB aiii ie ei re diviser ES E QE qu 1 35 Electrical system and UNO rra era an darn AA RRA 1 35 Gon NEE A cie RUE EM eau 1 35 PUR sequence CAM sen 1 36 Laser diva control CIU a an 1 37 Diagnostic information 2 205000 ERE SE NEEN a na aa RE RR a aa a RR RR 2 1 GG RR en wake keane 2 1 SOS MON QUO ir AA
28. ary precautions e CAUTION When you see this symbol there is a danger from hazardous voltage in the area of the product where you are working Unplug the product before you begin or use caution if the product must receive power in order to perform the task Consignes de s curit La s curit de ce produit repose sur des tests et des agr ations portant sur sa conception d origine et sur des composants particuliers Le fabricant n assume aucune responsabilit concernant la s curit en cas d utilisation de pi ces de rechange non agr es e Les consignes d entretien et de r paration de ce produit s adressent uniquement un personnel de maintenance qualifi e Le d montage et l entretien de ce produit pouvant pr senter certains risques lectriques le personnel d entretien qualifi devra prendre toutes les pr cautions n cessaires e ATTENTION Ce symbole indique la pr sence d une tension dangereuse dans la partie du produit sur laquelle vous travaillez D branchez le produit avant de commencer ou faites preuve de vigilance si l ex cution de la t che exige que le produit reste sous tension Norme di sicurezza e La sicurezza del prodotto si basa sui test e sull approvazione del progetto originale e dei componenti specifici Il produttore non responsabile per la sicurezza in caso di sostituzione non autorizzata delle parti e Le informazioni riguardanti la manutenzione di questo prodotto sono indirizzate soltanto al perso
29. beam timing detector mirror to guide the laser beam to PD 7 Scanner motor rotates the polygon mirror 8 F lens laser beam focus lens 9 Mirror laser beam path reflecting mirror General information 1 31 5023 110 Details of the paper transportation system In the paper transportation process paper is automatically fed by the pick up roller and transported to the registration roller The registration roller synchronizes with the transfer belt The registration roller transports the paper to the transfer roller During the transfer process the transfer roller forwards the paper to the fuser rollers During the fusing process the fuser rollers transport the fused paper to the exit roller and the exit roller pushes the final paper out of the rear cover assembly Transfer belt 4 3 The paper transportation system consists of the following parts No Part Function 1 Paper tray Accommodates paper to be automatically fed through the printer 2 Pick up roller Feeds paper one by one preventing multi feed 3 Registration roller Transports and synchronizes paper with the transfer belt 4 Transfer roller Works in conjunction with the transfer belt to transfer the image to paper and to transport the paper to the fuser 5 Fuser unit Utilizes a heat roller to fuse the toner image to the paper 6 Paper exit roller Exits the fused paper from the printer 1 32 Service Ma
30. ct Solenoid Tray Empty Sensor fi Toner Present Sensor m PT N d 3 y yL pi i fro er E E E 5 3 8 FUSER UNIT Thermi stor TH HEATER lt Q A PFUL 5023 110 Laser drive control circuit The laser drive control circuit LDC consists of a video signal input circuit laser drive circuit laser diode output sensing circuit and output control circuit See the illustration 1 When the video signal is received the laser drive control circuit switches the laser diode switch on and radiates according to the video signal 2 The radiated laser beam senses the photo detector PD The detected signal is returned to the output control circuit 3 The output control circuit controls the radiated output to a constant by comparing the laser output default with the feedback value transmitted from the output sensing circuit 4 The laser beam scanned by the scanner motor is sensed by the beam detector PD and then outputs the beam detecting timing BDT signal Engine board Frequency control I circuit i m 3 F lens Beam scanning control circuit B Video signal General information 1 37 5023 110 1 38 Service Manual
31. duct 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 Lexmark with diamond design and MarkNet are trademarks of Lexmark International Inc registered in the United States and or other countries Optra Forms is a trademark of Lexmark International Inc PostScript is a registered trademark of Adobe Systems Incorporated PCL is a registered trademark of the Hewlett Packard Company All other trademarks are the property of their respective owners 2006 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 12G9663 5023 110 Table of contents Laser NOtICeS ili RR ERE RE E ERRE RE ERA RR ix LEE xxii General infor malla EE 1 1 Maintenance approach e I RR a ann 1 1 Tools required for service aa aa da aa da ad da aa a a aa a aa a aaa aa ran 1 1 serlalnumber usa ra 1 2 AGIONVIMS avaricia AER DI LIDA eu RAR onde iQ RE ERR 1 3 Speclfical
32. e heat from the heated roller in combination with the pressure between the two rollers melts the toner fusing it to the paper 4 The fused paper then separates from the rollers and is transported out of the printer into the output bin or is routed back into the printer for printing on the other side of the duplex print M Magenta toner Y Yellow toner C Cyan toner Toner image a Before fusing Paper R Red M Magenta G Green Fixed toner b After fusing 1 34 Service Manual 5023 110 Control system structure Electrical system and function The engine board controls most of the main electrical parts in this printer No Control process Function 1 Print process control Controls print process from paper feed through paper exit 2 Laser output control Automatically controls laser output to the default 3 Fuser temperature control Controls fuser heater allowing heated roller to reach default temperature 4 Toner sensing control Controls sensing of toner empty status 5 Interface control video signal Processes the input and output signal with external controller computer 6 Operator panel indicator Displays printer operation status 7 Error control Controls safe stop procedures when errors occur Control of print process Control block diagram No Control process Function 1 Sequence control Controls print sequence of printer 2 T
33. emperature control Controls temperature of fuser unit 3 Consumables life control Controls toner empty status for each toner cartridge and life of periodic replacement parts 4 Operator panel control Controls operator panel indication and operator signals 5 Error processing control Senses errors occurring as well as stop procedures 6 Interface control Controls receipt and transmission of interface signals from external controller 7 Laser control Controls laser scanning and laser power Note A micro CPU mounted on the engine board controls the print processes General information 1 35 5023 110 Print sequence diagram OPERATION PANEL ENGINE CONTROL G A Engine board CPU Sequential Control 8bit CPU Fuser Temperature Control Operator Panel Control Error Clearance Program Laser Power Control I F Control LASER ASM PDU PW B Scanner Motor SWITCH 1 36 Service Manual Lower 1 1 Feed Unit land YMCK INTERLOCK SWITCH Developer Motor Main Motor Developer Clutch Registration Clutch Laser Fi Fuser Clut 1 0 Board 5 B 5 gt BD amp ERASE 3 3 x B LAMP 8 PBS 5 TES 5 3 E 2 3 9 Bg 8 8L 1 E C 5 gt 2 2 Tos a OHP i uj E t P E 3 e HV POWER SUPPLY Paper Feed Clutch Transfer Unit Sensor 2 Cleaning Roller Solenoid Transfer Clutch Toner Retra
34. es to the developer roller The developer roller makes contact with the surface of the OPC belt which begins the developing process OPC belt Toner cartridge Toner 2 The developer roller has been biased to DBV V potential The first illustration shows the relationship between the toner the Vo V at the non exposed area of the OPC belt and the VR V at the exposed area of the OPC belt Dev roller CBV DBV General information 1 25 5023 110 3 Developing is processed by toner adhering to the OPC belt due to the attraction between the toner and the VR V charge at the exposed area of OPC belt The toner image becomes visible on the OPC belt Toner M 00000000 0000000 T OM OW Exposing Developing Note No developing takes place on the non exposed area because the potential of toner and that of the non exposed area of the OPC belt is an identical pole and therefore repels First transfer drum process The first transfer process consists of toner images on the OPC belt being transferred to the transfer belt The transfer belt is composed of a special rubber See Printer theory of operation on page 1 14 for transfer belt location 1 After the development process the OPC belt rotates making contact and synchronizing with the transfer belt and the aluminum drum Transfer belt Aluminum drum tube
35. f 200 W Maximum current while printing 115 Volts 11A 230 Volts 6A Average current while printing 115 Volts 6 5 A 230 Volts 3 0 A Environment Environment Specifications Operating Air temperature product operating 10 to 32 5 C 50 to 90 5 F Air temperature product power off 5 to 35 C 41 to 95 F Air relative humidity 15 to 80 Altitude 0 2 500 m 0 8 200 ft Ship Storage Temperature printer and supplies 0 to 35 C 32 to 95 F Relative humidity 10 to 90 RH Atmospheric pressure 613 to 1607 hPa 460 to 800 mm Hg Severe High 35 to 40 C 95 to 104 F Severe Low 10 to 0 C 14 to 32 F The period under severe shall not be deemed to be continuous but rather a total of such intermittent periods 48 hours at most for any one period 1 12 Service Manual 5023 110 Printer identification Top cover Operator assembly panel cover Rear cover assembly Paper stopper Release ER lever Release Front lever cover Right cover Front view Left cover AC input inlet Power switch Back view General information 1 13 5023 110 Printer theory of operation The following diagram shows the major parts of the printer and paper path Cleaning roller Fuser Paper exit Photodeveloper assembly OPC belt cartridge Toner cartridge K Y M C Rear cover assembly LJ Transfer belt Transfer unit Transfer roller gt CX XP Laser unit assembly
36. lODS siria a AA DAE E A A ov a DAR DA ans 1 4 Resolution ara ern anar tenen nnen gs dede dd a AA A A 1 4 Model differences us cours a 1 4 Technical specitications iisscinnrarirairir criar 1 4 Physical specifications and weight siii a a andas anna ee eee een 1 4 Operating clearances irc ann 1 5 Packaging and shipping dimensions RT 1 5 Print speed and performance ae EEN EELER EE EE E ENEE REENEN sd d 1 5 Time to first prints TT 1 5 Duty Cycle amas ae a ms dee cee eee eee deg e ues ERE sais de eRe a eee dede mesa 1 6 Printer Memory currar RR 1 6 Paper and media specifications icc ss ses siria ara 1 6 EE 1 8 Output capacity by media and SQUICO is ae a u a 1 8 Media guidelliGS iii A aa 1 8 COMNGCIVIV EE 1 10 Power and electrical Sp cifications nu sus saunas setae anes seed eee eee eee da mana 1 12 Efivironment aa a bo a cir ns asa dE DEE AAA AAA A ua 1 12 Printer Identification erisia aaa aa aaa aa RR RARI 1 13 Printer theory of Operation au ua a ac aa aa an aaa DADAS ae 1 14 Printer paper pati aaa aa ana aaa aa aan na a a a a a a a a a a a a a a eee a aan rada 1 15 Printer systems description sas s s sesssmss ss ERRE RR ea ss 1 16 Basic principles of color Printing sanar enaar ne aa 1 16 Mechanical and electrical structures ss sssunssancssanssiscestansisasssansusamsedaua 1 16 Printer component systems aus amas i apes RR RR RR RR nn eee eau 1 17 Basic process of color printing secc A saut 1 18 Print system and tr
37. ly PN 12A5940 and 12A5941 should be used There is no automatic paper type sensing These settings should be manually set in the operation panel General information 1 7 5023 110 Media sizes Media sizes Dimensions Input Output EE S s JE IS o O O o mm in A4 210 x 297 8 27 x 11 7 X X X X A5 148 x 210 5 83 x 8 27 X X JIS B53 182 x 257 7 17 x 10 1 x X X Letter 216 x 279 4 8 5 x 11 X X X X Legal 216 x 356 8 5x14 X X Executive 184 2 x 266 7 7 25 x 10 5 X X X X Folio 216 x 330 8 5 x 18 X X Statement 139 7 x 215 9 5 5x 8 5 X X Universal X X X Standard 250 sheet letter tray 104 8x210 to 4 125x8 27 to 8 5x11 7 215 9x297 Optional 250 sheet legal tray 104 8x210 to 4 125x8 27 to 8 5x14 215 9x355 6 Envelope sizes Dimensions Dimensions 9 Envelope 98 4x225 4 3 875 x 8 9 X X X COM 10 Envelope 104 8 x 241 3 4 12 x 9 5 X X X DL Envelope 110 x 220 4 33 x 8 66 X X X C5 Envelope 162 x 229 6 38 x 9 01 X x X B5 Envelope 176 x 250 6 93 x 9 84 X X X Select Universal when using a non standard size sheet of print material The printer formats the page for the maximum size 8 5 X 14 in 215 9 X 355 6 mm Set the actual size from your software application Supported through the driver ECH may be supported in optional tray 1 but size sensing must be turned off Output capacity by media and source Source Media Capacity
38. mine the symptom and repair the failure See Diagnostic information on page 2 1 for location of each section You may find that the removals in the Repair information chapter will help you identify parts After you complete the repair perform tests as needed to verify the repair Tools required for service The removal and adjustment procedures described in this manual require the following tools and equipment Analog volt ohmmeter a digital volt onmmeter may also be used Flat blade screwdrivers Needle nose pliers e 1 Phillips screwdriver e 2 Phillips screwdriver e Slotted screwdriver 1 e Slotted clock screwdriver 1 e Tweezers C ring pliers When you make voltage readings always use frame ground unless another ground is specified General information 1 1 5023 110 Serial number Look for serial number information on the right cover and the inside of the front cover of your printer LEXMARK o Mi o 4 ES x Se NG A 1 2 Service Manual 5023 110 Acronyms ASIC DPI DRAM EP ESD FRU HV HVPS LAN LASER LCD LED LV LVPS NVRAM OEM POR POST PQET RIP VAC VDC Application Specific Integrated Circuit Dots Per Inch Dynamic Random Access Memory Electrophotographic Process Electrostatic Discharge Field Replaceable Unit High Voltage High Voltage Power Supply Local Area Network Light Amplification by Stimulated Emission of Radiation
39. moved by a blade edge General information 1 27 5023 110 The residual toner is collected in a waste toner container located by the waste toner feeder OPC belt OPC belt cleaning blade OPC belt discharging First transfer erase lamp 1 28 Service Manual 5023 110 Details of the transfer system Second transfer paper process In the second transfer process the toner image on the transfer belt is transferred to paper See Printer theory of operation on page 1 14 for second transfer roller location The transfer roller normally separated from the transfer belt is positively biased by the power supply THV The transfer roller contacts the transfer belt as paper passes between the transfer roller and the transfer belt The positive bias of the transfer roller causes the toner to release from the transfer belt and adhere to the paper IN Transfer belt S Transfer roller THV Power supply for transfer roller bias General information 1 29 5023 110 Transfer belt cleaning process The residual toner on the surface of the transfer belt is removed after the paper transfer process See Printer theory of operation on page 1 14 for transfer belt cleaner unit location The belt cleaner brush is a semiconductor type fur brush The cleaning roller is charged by voltage FCBV The resistance of the cleaning brush against the cleaning roller charges
40. nale di assistenza autorizzato Durante lo smontaggio e la manutenzione di questo prodotto il rischio di subire scosse elettriche e danni alla persona pi elevato Il personale di assistenza autorizzato deve quindi adottare le precauzioni necessarie ATTENZIONE Questo simbolo indica la presenza di tensione pericolosa nell area del prodotto Scollegare il prodotto prima di iniziare o usare cautela se il prodotto deve essere alimentato per eseguire l intervento Safety information xix 5023 110 Sicherheitshinweise e Die Sicherheit dieses Produkts basiert auf Tests und Zulassungen des urspr nglichen Modells und bestimmter Bauteile Bei Verwendung nicht genehmigter Ersatzteile wird vom Hersteller keine Verantwortung oder Haftung f r die Sicherheit bernommen e Die Wartungsinformationen f r dieses Produkt sind ausschlie lich f r die Verwendung durch einen Wartungsfachmann bestimmt e W hrend des Auseinandernehmens und der Wartung des Ger ts besteht ein zus tzliches Risiko eines elektrischen Schlags und k rperlicher Verletzung Das zustandige Fachpersonal sollte entsprechende Vorsichtsma nahmen treffen e ACHTUNG Dieses Symbol weist auf eine gef hrliche elektrische Spannung hin die in diesem Bereich des Produkts auftreten kann Ziehen Sie vor den Arbeiten am Ger t den Netzstecker des Ger ts bzw arbeiten Sie mit groBer Vorsicht wenn das Produkt f r die Ausf hrung der Arbeiten an den Strom angeschlossen sein muB
41. nn nenn 4 10 COVOrtemMmovale ossia intera 4 11 Te p coverassemblyremovali EE EE 4 12 Front cover assembly tamara usos sar denn eere en en ege 4 13 FONE COVER TeitioVal sui sas Sens seda Shae a Pags a a RE EE 4 14 Hear cover assembly removal ricas dida Ga ara 4 15 bert COVER NOVA o ss sas ba gados Dib pas Dado pad 9 pa nes di anais vase 4 16 Laser unit assembly printhead removal san gg aan 4 16 Erase lampreia aspas u re cata 4 18 Right SORTE asana tenhesrrt terende Sad isa bina dad dad ana du ad 4 19 Front door interlock switch WIN bracket a sued irc aaa 4 20 Waste toner battle holder removal css ei 4 20 Developer drive assembly removal 44 nn nn ee 4 21 Toner sensor Sender TemibVal 3 22 22 a AA ag cc E 4 22 Cleamngrelerciuten removal EE 4 23 Man motor assembly removal ce an Beene nae ne a rend ae 4 24 E Rn 4 25 Mam drive gear assembly removal siria sanada ada ns andas ndr 4 25 Waste toner ieeder removal anni a bh PER EE EAR A A 4 26 Ee M e rain eT aaa 4 28 SYElSmbBan removal sein D p EET 4 28 Bracketassambiy Temowvll sn 4 29 Paper quide assembly Yarmovil cn de a aaa 4 30 Paper quide C assembly removal a ams iom AR AAA ARA 4 31 Papar teen roller romov onc 424 445 cians A A Rime 4 32 Paper dl assembly EN DR a xu ug 4 32 Registration assembly reimoval acia A a REGIS rde 4 33 Leit SOS OMAN ECC PPP PEERS 4 34 Engine controller board removal Gas spas hee AR aka O 4 34 System board Cage removal 1
42. nual Fusing unit 5023 110 The fusing unit utilizes a thermal fusing system that contains a heated fusing roller and a belt like backup roller The heated roller contains an inner heating element The backup roller contains three pressure members located behind the belt Paper carrying a toner image passes between the rollers where heat and pressure are applied to the paper to fuse the toner to the paper The fusing unit consists of the following components No Part Function 1 Fusing roller Used for fusing containing a heater 2 Back up roller Pressure roller 3 Fusing heater Heating device heated by a halogen lamp 4 Thermistor Sensor that detects the temperature of the fuser rollers surface 5 Thermal fuse Protective device that prevents the fuser roller from being excessively heated General information 1 33 5023 110 Fusing process 1 When the paper reaches the fuser the toner image is transferred on the paper but not yet fused to the paper 2 The transported paper passes between the heated roller and the back up roller The heated rollers temperature is approximately 338 F 170 C 3 When the paper with toner image passes between the heated roller and the backup roller th
43. odeveloper cartridge Toner cartridge OPC belt OPC charging unit Laser assembly Electrode Photoconductor OPC Aluminum deposit layer Insulator material 1 20 Service Manual 5023 110 Basic structure of the print system The print system process consists of the following 1 The OPC belt is biased to the CBV V by power supply CBV 2 The OPC belt is then evenly charged to the negative high voltage by the OPC charging system The charging system consists of a charging brush that is biased by power supply CHV and a discharge roller that is biased by power supply DCV 3 The developer roller in the toner cartridge is biased to DBV V by power supply DBV 4 Frame potential of transfer drum is GND Paper exit unit Q Photodeveloper cartridge Toner cartridge I belt Developer roll Transfer belt Frhr END VO AT Registration roller Laser assembly printhead charging unit General information 1 21 5023 110 5 Variation of the OPC belt potential a b C The OPC belt is biased to CBV V The OPC belt surface is evenly charged to Vo V during the charging process During the exposing process the optical unit emits a laser beam that strikes the OPC belt surface forming an electrostatic image The electrostatic image is at VR V potential The negatively charged toner is moved to the OPC belt in the development process due to the difference between VR
44. or color combination 3 The toner image formed on the transfer belt is transferred to paper 4 The toner is fused to the paper by the thermal fuser unit During the fusing process the primary colors mix yielding the desired color OPC belt Toner cartridge Transfer belt bm 200 First transfer 7 MMM NODO Transfer belt d Toner MMM CO Second transfer IID 990991 Paper Red Cyan Green Fusing KN 6 OMD 7 77 Paper 1 18 Service Manual 5023 110 Print system and transfer system This illustration shows the basic structure of the print system having the OPC belt as a main function and the transfer system including the transfer belt A color print is accomplished by actuating each process in the print system and the transfer system 1 Charging Exposing 6 OPC belt cleaning Print system Developing Belt discharge OPC belt K 4 First transfer transfer belt Transfer belt K Transfer system Second transfer paper 8 Transfer belt cleaning 9 Fusng Transport system General information 1 19 5023 110 Structure of OPC belt photo developer cartridge The OPC belt consists of a surface layer having an optical photoconductor OPC of organic material the inner layer consists of an insulator material PET and the aluminum deposit layer in between The OPC belt is a main part of the print system Phot
45. racter page Note Warm up time 45 seconds maximum is the time elapsed from when the power is turned on to when the ready status is reached Processor ARM 9 200 MHz General information 1 5 5023 110 Duty cycle Maximum duty cycle 35 000 pages one month s usage Printer Memory Memory configuration Standard DRAM 64MB Optional SDRAM N A Max DRAM 64MB Paper and media specifications Print area The printable area is up to 4 0 mm 0 158 in from the top and bottom of the media and up to 3 0 mm 0 118 in from the left and right edges Any information placed outside this specified printable area will not print Note For envelopes the printable area is up to 4 0 mm 0 158 in of the left and right edges and 3 0 mm 0 118 in of the top and bottom edges Input and output configurations The following table shows the standard number of input sources and output destinations as well as the estimated capacity of each Capacity may vary and is subject to media specifications and printer operating environment The capacities listed are based on plain paper at 75 g m Sources and capacities C500n Input sources Number of standard sources 1 Number of optional input drawers 1 Maximum number of input sources 2 Maximum input capacity 780 Input capacities Standard input Primary tray capacity 250 Total standard capacity 250 Optional
46. ransfer belt unit second transfer and cleaning roller Optical system The optical system consists of two functional parts that forms an electrostatic latent image on the OPC belt using a laser light optical unit and scanner motor SCM Paper transport system The paper transport system consists of five functional parts that picks up paper from the paper tray separates the transported paper from the transfer belt and exits it from the printer after fusing the toner image on the paper paper tray transport fuser and paper exit Control system The control system consists of four control parts and runs the printer by processing the interface signals transmitted from the computer and the other printer systems such as the print transfer optical and transport system sequence control laser control fusing temperature control and interface control 1 16 Service Manual 5023 110 Printer component systems ca Developer motor RIP board Paper exit unit Belt cleaner unit Engine board Fuser unit C Fix gt controller Belt cleaning I F control Sequence control Transfer belt Laser control Laser unit assembly Paper feed General information 1 17 5023 110 Basic process of color printing 1 This printer has a toner cartridge for each color yellow magenta cyan and black 2 The toner image is developed with primary colors and then transferred to the transfer belt f
47. roblems Parts catalog contains illustrations and part numbers for individual FRUs Appendix A contains service tips and information Appendix B contains representative print samples N am Bm m Conventions Note A note provides additional information Warning A warning identifies something that might damage the product hardware or software There are several types of caution statements CAUTION A caution identifies something that might cause a servicer harm CAUTION This type of caution indicates there is a danger from hazardous voltage in the area of the product where you are working Unplug the product before you begin or use caution if the product must receive power in order to perform the task CAUTION This type of caution indicates a hot surface gt gt D CAUTION This type of caution indicates a tipping hazard XXii Service Manual 5023 110 1 General information This Lexmark C500 color laser printer is the ideal printer for presentations business graphics line art and text It uses laser diode electrophotographic technology to deliver remarkable quality print images and text The printer can be used as a shared network or desktop printer Maintenance approach The diagnostic information in this manual leads you to the correct field replaceable unit FRU or part Use the error code charts symptom index and service checks to deter
48. straling i belgelengdeomr det 770 795 nanometer Lasersystemet og skriveren er utformet slik at personer aldri utsettes for laserstraling ut over klasse I niv under vanlig bruk vedlikehold som utfgres av brukeren eller foreskrevne serviceoperasjoner Avis sobre el L ser Segons ha estat certificat als Estats Units aquesta impressora compleix els requisits de DHHS 21 CFR apartat J pels productes laser de classe 1 i segons ha estat certificat en altres llocs s un producte laser de classe I que compleix els requisits d IEC 60825 1 Els productes l ser de classe no es consideren perillosos Aquesta impressora cont un l ser de classe Hb 3b d arseni r de gal li nominalment de 5 mil liwats i funciona a la regi de longitud d ona de 770 795 nan metres El sistema l ser i la impressora han sigut concebuts de manera que mai hi hagi exposici a la radiaci laser per sobre d un nivell de classe durant una operaci normal durant les tasques de manteniment d usuari ni durant els serveis que satisfacin les condicions prescrites Japanese laser notice Vti Hd 546104 ZOT Vvk RETRDHHS 21 CEFRYTF TS DIFAI 1 D EMALEAL Y THEE MAENE TUE EXXEUATILIEC 8250445121175 ALOV YV WMECHSCEMMMANTIET ZITO RCA GREU CO ESA DLATU FF co 7Zyr sZ i72ZzHnb 3b ODL ENBLTWET CO Li REX770 7T9577 3 9 DHT BH 53737 FORY D MECA RES LLP TH COLA LWATACTULS ii BROME a WOA vr A H ES NIE BO Tik ARM Z FALTOVANVELE
49. t der Klasse I der die Anforderungen der IEC International Electrotechnical Commission 60825 1 gem B amtlicher Bestatigung erf llt Laserprodukte der Klasse gelten als unsch dlich Im Inneren des Druckers befindet sich ein Laser der Klasse IIIb 3b bei dem es sich um einen Galliumarsenlaser mit 5 Milliwatt handelt der Wellen der Lange 770 795 Nanometer ausstrahlt Das Lasersystem und der Drucker sind so konzipiert da im Normalbetrieb bei der Wartung durch den Benutzer oder bei ordnungsgem er Wartung durch den Kundendienst Laserbestrahlung die die Klasse bersteigen w rde Menschen keinesfalls erreicht Laser notices Xi 5023 110 Avis relatif l utilisation de laser Pour les Etats Unis cette imprimante est certifi e conforme aux provisions DHHS 21 CFR alin a J concernant les produits laser de Classe 1 Pour les autres pays cette imprimante r pond aux normes IEC 60825 1 relatives aux produits laser de Classe Les produits laser de Classe sont consid r s comme des produits non dangereux Cette imprimante est quip e d un laser de Classe IIIb 3b ars niure de gallium d une puissance nominale de 5 milliwatts mettant sur des longueurs d onde comprises entre 770 et 795 nanom tres Limprimante et son systeme laser sont con us pour impossible dans des conditions normales d utilisation d entretien par l utilisateur ou de r vision l exposition des rayonnements laser sup rieurs des rayonnemen
50. ts de Classe Avvertenze sui prodotti laser Questa stampante certificata negli Stati Uniti per essere conforme ai requisiti del DHHS 21 CFR Sottocapitolo J per i prodotti laser di classe 1 ed certificata negli altri Paesi come prodotto laser di classe 1 conforme ai requisiti della norma CEI 60825 1 prodotti laser di classe non sono considerati pericolosi La stampante contiene al suo interno un laser di classe IIIb 3b all arseniuro di gallio della potenza di 5mW che opera sulla lunghezza d onda compresa tra 770 e 795 nanometri Il sistema laser e la stampante sono stati progettati in modo tale che le persone a contatto con la stampante durante il normale funzionamento le operazioni di servizio o quelle di assistenza tecnica non ricevano radiazioni laser superiori al livello della classe 1 Xii Service Manual 5023 110 Avisos sobre el laser Se certifica que en los EE UU esta impresora cumple los requisitos para los productos laser de Clase 1 establecidos en el subcapitulo J de la norma CFR 21 del DHHS Departamento de Sanidad y Servicios y en los demas pa ses re ne todas las condiciones expuestas en la norma IEC 60825 1 para productos laser de Clase 1 Los productos laser de Clase no se consideran peligrosos La impresora contiene en su interior un laser de Clase IIIb 3b de arseniuro de galio de funcionamiento nominal a 5 milivatios en una longitud de onda de 770 a 795 nan metros El sistema l ser y
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