Lexmark M124x Service Manual Download Page 97

Page: 97 / 318

Action

Yes

Step 4

Replace the motor. See

“Pick/lift motor gearbox removal” on

page 232

Does the problem remain?

Contact the next
level of support.

The problem is
solved.

242-244 paper jams

242 paper jam messages

Error code

Description

Action

242.26

Paper fed from tray 2 was picked but it never
reached the sensor (input).

See

“Optional tray sensor (tray x pass-through)

jam at leading edge service check” on
page 100

242.31

Paper remains detected at the sensor (tray 2
pass-through) although the printer is idle. Tray 3
is the paper source.

See

“Optional tray sensor (tray x pass-through)

static jam service check” on page 99

242.33

Paper fed from tray 3 never reached the sensor
(tray 2 pass-through).

See

“Optional tray sensor (tray x pass-through)

jam at leading edge service check” on
page 100

242.35

Paper fed from tray 3 cleared the sensor (tray 2
pass-through) later than expected.

See

“Optional tray sensor (tray x pass-through)

jam at trailing edge service check” on
page 101

242.37

Paper fed from tray 3 never cleared the sensor
(tray 2 pass-through).

242.41

Paper remains detected at the sensor (tray 2
pass-through) although the printer is idle. Tray 4
is the paper source.

See

“Optional tray sensor (tray x pass-through)

static jam service check” on page 99

242.43

Paper fed from tray 4 never reached the sensor
(tray 2 pass-through).

See

“Optional tray sensor (tray x pass-through)

jam at leading edge service check” on
page 100

242.45

Paper fed from tray 4 cleared the sensor (tray 2
pass-through) later than expected.

See

“Optional tray sensor (tray x pass-through)

jam at trailing edge service check” on
page 101

242.47

Paper fed from tray 4 never cleared the sensor
(tray 2 pass-through).

242.82

The motor (tray 2 pick) has stalled.

See

“Optional tray pick failure service check”

on page 101

242.83

The motor (tray 2 pick) has stalled.

242.84

The motor (tray 2 pick) has stalled.

242.91

Paper remains detected at the sensor (tray 2
pass-through) after the printer is turned on.

See

“Optional tray sensor (tray x pass-through)

static jam service check” on page 99

242.93

Paper never reached the sensor (tray 2 pass-
through). Paper source is undetermined.

See

“Optional tray sensor (tray x pass-through)

jam at leading edge service check” on
page 100

4600-830, -835, -895

Diagnostics and troubleshooting

Summary of Contents for M124x

Page 1: ...B2650 M3250 MS621 and MS622 printers 4600 830 835 895 Service Manual Start diagnostics Maintenance Safety and notices Trademarks Index November 16 2018 www lexmark com ...

Page 2: ...ries 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 excep...

Page 3: ...paper weights 24 Tools required for service 24 Diagnostics and troubleshooting 25 Troubleshooting overview 25 Performing the initial troubleshooting check 25 Fixing print quality issues 25 Initial print quality check 26 Gray background or toner fog check 27 Blank pages check 29 Print is too dark check 35 Print is too light check 37 Paper curl check 40 Folded or wrinkled paper check 41 Solid black ...

Page 4: ... 72 Paper jam in the duplex unit 73 Paper jam in trays 74 Paper jam in the multipurpose feeder 74 200 paper jams 75 202 paper jams 86 230 paper jams 90 240 241 paper jams 93 242 244 paper jams 97 User attendance messages 0 99 99 102 User attendance messages 102 Unsupported or unresponsive toner cartridge service check 103 Unsupported or unresponsive imaging unit service check 105 Mismatched suppli...

Page 5: ... SE 150 Network SE 150 Parts removal 153 Removal precautions 153 Data security notice 153 Handling ESD sensitive parts 154 Controller board control panel replacement 155 Restoring the printer conﬁguration after replacing the controller board 155 Restoring solutions licenses and conﬁguration settings 158 Updating the printer ﬁrmware 159 Backing up eSF solutions and settings 160 Disconnecting ribbon...

Page 6: ...rol panel 2 4 inch display cover buttons and board removal 204 Control panel 4 3 inch display cover buttons and board removal 205 Transfer roller removal 206 Jam access cover removal 206 Sensor front door removal 207 MPF pick roller and separator pad removal 209 Sensor MPF paper present removal 212 Front input guide removal 213 Front USB port removal 213 Bottom removals 216 Power supply removal 21...

Page 7: ...ction guide 255 Scheduled maintenance 255 Maintenance kits 255 Resetting the maintenance counter 256 Cleaning the printer 256 Cleaning the printhead lenses 257 Parts catalog 258 Legend 258 Assembly 1 Covers 259 Assembly 2 Control panel 261 Assembly 3 Electronics 1 263 Assembly 4 Electronics 2 265 Assembly 5 Electronics 3 267 Assembly 6 Electronics 4 269 Assembly 7 Paper transport 1 271 Assembly 8 ...

Page 8: ...286 Options and features 287 Available internal options 287 Input output conﬁgurations and capacities 287 Theory of operation 289 POR sequence 289 Print cycle operation 289 Print engine layout 289 Print cycle 290 Printer operation 296 Printer sections 296 Printer paper path 297 Printer paper path sensors 299 Main drive 300 Tray drive 301 Acronyms 303 Index 305 Part number index 309 Part name index...

Page 9: ... classe I dans le cadre d un fonctionnement normal de l entretien par l utilisateur ou de la maintenance Notiﬁcació del làser La impressora està certiﬁcada als EUA per complir els requeriments de DHHS 21 CFR capítol I subcapítol J per a productes de làser Classe I 1 i a la resta del món s ha certiﬁcat com productes de làser Classe I segons els requeriments de la norma IEC 60825 1 2014 Els producte...

Page 10: ...i laser superiori al livello previsto dalla Classe I durante le normali operazioni di stampa manutenzione o assistenza Laserinformatie De printer is in de Verenigde Staten gecertiﬁceerd als een product dat voldoet aan de vereisten van DHHS 21 CFR hoofdstuk 1 paragraaf J voor laserproducten van klasse I 1 Elders is de printer gecertiﬁceerd als een laserproduct van klasse I dat voldoet aan de vereis...

Page 11: ...Lasermerknad Skriveren er sertiﬁsert i USA for samsvar med kravene i DHHS 21 CFR kapittel I underkapittel J for laserprodukter av klasse I 1 og er andre steder sertiﬁsert som et laserprodukt av klasse I som samsvarer med kravene i IEC 60825 1 2014 Laserprodukter av klasse I anses ikke som helseskadelige Skriveren inneholder en intern AlGaInP laser av klasse IIIb 3b på nominelt 15 milliwatt som ope...

Page 12: ...聲明本印表機係經過美國核可符合 DHHS 21 CFR Chapter I Subchapter J 規定的 I 1 級雷射產品在美國以外的地區為符合 IEC 60825 1 2014 規定的 I 級雷射產品根據 I 級雷射產品的規定這類產品不會對人體造成傷害本印表機所採用之 IIIb 3b 級 AlGaInP 雷射在 650 至 670 奈米 nanometer 波長範圍內運作時通常為 15 毫瓦特 milliwatt 且含括在不可修復列印頭組件中使用者只要以正確的方法操作及維護保養並依照先前所述之維修方式進行修護此印表機與其雷射系統絕不會產生 I 級以上的放射線而對人體造成傷害 Conventions Note A note identiﬁes information that could help you Warning A warning identiﬁ...

Page 13: ...ectrique et de blessures lors du démontage et de la maintenance de ce produit Le personnel professionnel de maintenance doit comprendre les risques et prendre les précautions nécessaires ATTENTION RISQUE D ELECTROCUTION Ce symbole indique un danger lié à des niveaux de tension dangereux dans la zone du produit à manipuler Débranchez le produit avant de commencer ou agissez avec prudence si le prod...

Page 14: ...e litio usadas según las instrucciones del fabricante y las normativas locales Informações sobre segurança A segurança deste produto é baseada em testes e aprovações do design original e de componentes especíﬁcos O fabricante não é responsável por segurança em caso de uso não autorizado de peças de substituição As informações sobre manutenção deste produto foram preparadas para utilização por um t...

Page 15: ...voor gevaarlijke spanning in het gebied van het product waaraan u werkt Haal de stekker van het product uit het stopcontact voordat u begint of let extra goed op als het product stroom nodig heeft om een taak te kunnen uitvoeren LET OP RISICO OP LETSEL De lithiumbatterij in dit product moet niet worden vervangen Wanneer de lithiumbatterij niet juist wordt vervangen bestaat er explosiegevaar Probee...

Page 16: ...istaja ei vastaa turvallisuudessa jos laitteessa on käytetty luvattomia vaihto osia Tämän tuotteen huoltoa koskevat tiedot on tarkoitettu vain ammattitaitoisen huoltohenkilön käyttöön Tämän tuotteen purkamiseen ja huoltoon voi liittyä kasvanut sähköiskun tai henkilövahingon vaara Ammattitaitoisen huoltohenkilön on ymmärrettävä tämä vaara ja toimittava sen edellyttämällä tavalla HUOMIO SÄHKÖISKUN V...

Page 17: ...en måste vara strömförsörjd för att uppgiften ska kunna utföras VAR FÖRSIKTIG RISK FÖR SKADA Litiumbatteriet i produkten är inte utbytbart Om ett litiumbatteri byts ut på fel sätt ﬁnns det risk att det exploderar Du får inte ladda om ta isär eller elda upp ett litiumbatteri Gör dig av med använda litiumbatterier enligt tillverkarens instruktioner och lokala föreskrifter 安全情報本製品の安全性は本来の設計特定コンポーネ...

Page 18: ...oid the risk of ﬁre or electrical shock connect the power cord to an appropriately rated and properly grounded electrical outlet that is near the product and easily accessible CAUTION POTENTIAL INJURY To avoid the risk of ﬁre or electrical shock use only the power cord provided with this product or the manufacturer s authorized replacement CAUTION POTENTIAL INJURY Do not use this product with exte...

Page 19: ...and buttons FRU descriptions were changed to Control panel covers on the Control panel Parts catalog August 2 2018 Date security notice was updated Software CD and Smart card were added to the Miscellaneous Parts catalog July 6 2018 Output device diagnostics section under Service menus was deleted May 4 2018 For the right cover removal an image was added showing how to open the controller board ac...

Page 20: ...4600 830 835 895 20 ...

Page 21: ...hrome laser printer with 4 3 color touch screen display and internal duplex for medium workgroups with USB HDD installed 4600 835 MS621dn Network ready monochrome laser printer with 2 4 color display and internal duplex for medium workgroups 4600 830 B2650dn Network ready monochrome laser printer with 2 4 color display and internal duplex for medium workgroups 4600 830 M3250 Network ready e Task m...

Page 22: ...A5 LEF 148 x 210 mm 5 8 x 8 3 in X A6 105 x 148 mm 4 1 x 5 8 in X JIS B5 182 x 257 mm 7 2 x 10 1 in X Oﬁcio Mexico 216 x 340 mm 8 5 x 13 4 in Hagaki 100 x 148 mm 3 9 x 5 8 in X X Statement 140 x 216 mm 5 5 x 8 5 in X Executive 184 x 267 mm 7 3 x 10 5 in X Letter 216 x 279 mm 8 5 x 11 in Legal 216 x 356 mm 8 5 x 14 in Folio 216 x 330 mm 8 5 x 13 in Universal 76 2 x 127 mm 3 x 5 in to 216 x 356 mm 8...

Page 23: ...he optional tray Supported paper types Paper type Tray Multipurpose feeder Two sided printing Plain paper Card stock X X Transparency X Recycled Paper labels1 X Bond2 Letterhead Preprinted Colored Paper Light Paper Heavy Paper2 1 One sided paper labels designed for laser printers are supported for occasional use It is recommended to print 20 or fewer pages of paper labels per month Vinyl pharmacy ...

Page 24: ...rinting up to 90 g m2 24 lb paper weight Supported paper weights Tray Multipurpose feeder Two sided printing Paper weight 60 120 g m2 16 32 lb 60 216 g m2 16 58 lb 60 90 g m2 16 24 lb Tools required for service Flat blade screwdrivers various sizes 1 Phillips screwdriver magnetic 2 Phillips screwdriver magnetic 2 Phillips screwdriver magnetic short blade Torx screwdriver T20 head Needle nose plier...

Page 25: ...e following checks Use genuine Lexmark supplies and parts for the best results Third party supplies or parts may affect the performance reliability or life of the printer and its imaging components With the power cord unplugged from the electrical outlet check that the cord is free from the breakage short circuits disconnected wires or incorrect connections Make sure the printer is properly ground...

Page 26: ...ck Before troubleshooting print problems perform the following Make sure that the printer is located in an area that follows the recommended operating environment and power requirement speciﬁcations Check the status of supplies Replace supplies that are low or empty Load 20 lb 75 80 g m2 plain letter or A4 paper Make sure that the paper guides are properly set and locked From the control panel set...

Page 27: ... Quality menu Note 8 is the factory default setting 2 Set the paper type texture and weight in the Paper menu to match the paper loaded Does the problem remain Go to step 2 The problem is solved Step 2 Check if the printer is using a genuine and supported Lexmark toner cartridge Note If the printer is using a third party cartridge then refer the users to their cartridge supplier Is the printer usi...

Page 28: ...roller contact damaged and contaminated Go to step 5 Go to step 6 Step 5 Repair or replace the charge roller contact on the imaging unit Does the problem remain Go to step 6 The problem is solved Step 6 Replace the imaging unit Does the problem remain Go to step 7 The problem is solved Step 7 Make sure that connection JPS1 on the controller board and the connections on the power supply are properl...

Page 29: ... a print test Does the problem remain Go to step 10 The problem is solved Step 10 Check if the photoconductor charge contact is bent damaged or not in proper contact with the imaging unit Is the contact free from damage and in proper contact with the imaging unit Go to step 11 Contact the next level of support Step 11 Replace the power supply See Power supply removal on page 216 Does the problem r...

Page 30: ...rtridge supplier Is the printer using a genuine and supported toner cartridge Go to step 3 Go to step 2 Step 2 Install a genuine and supported toner cartridge Does the problem remain Go to step 3 The problem is solved Step 3 a Check and remove any packing material left on the imaging unit b Firmly shake the imaging unit to redistribute the toner and then reinstall it Does the problem remain Go to ...

Page 31: ...door observe the coupler to see if it moves inward Note With the imaging unit removed the coupler should retract with the door open and move inward when the front door is closed Is the coupler stuck and not moving inward while closing the front door Go to step 6 Go to step 7 4600 830 835 895 Diagnostics and troubleshooting 31 ...

Page 32: ...act with the imaging unit Are the contacts free from damage not bent and in proper contact with the imaging unit Go to step 8 Contact the next level of support Step 8 Check all connections in the power supply If necessary replace the power supply Does the problem remain Go to step 9 The problem is solved Step 9 Reseat cable JPS1 on the controller board Does the problem remain Go to step 10 The pro...

Page 33: ...amination and damage Go to step 13 Go to step 12 Step 12 Replace the transfer roller See Transfer roller removal on page 206 Does the problem remain Go to step 13 The problem is solved Step 13 Check the transfer roller left contact spring on the transfer roller left arm for damage Is the contact spring free of damage Go to step 15 Go to step 14 Step 14 Replace the transfer roller left arm with cab...

Page 34: ...rive motor Does the problem remain Go to step 16 The problem is solved Step 16 Reseat the printhead cables on the controller board Does the problem remain Go to step 17 The problem is solved Step 17 Replace the laser printhead See Printhead removal on page 239 Does the problem remain Contact the next level of support The problem is solved 4600 830 835 895 Diagnostics and troubleshooting 34 ...

Page 35: ...2 Install a genuine and supported toner cartridge Does the problem remain Go to step 3 The problem is solved Step 3 a Turn off the printer wait for 10 seconds and then turn on the printer b From the control panel reduce the toner darkness in the Quality menu Note 8 is the factory default setting Does the problem remain Go to step 4 The problem is solved Step 4 From the control panel set the paper ...

Page 36: ...roblem is solved Step 8 Replace the imaging unit Does the problem remain Go to step 9 The problem is solved Step 9 Check if the imaging unit contacts A are bent damaged or not in proper contact with the imaging unit Are the contacts free from damage not bent and in proper contact with the imaging unit Go to step 10 Contact the next level of support Step 10 Check all connections on the power supply...

Page 37: ...xmark toner cartridge Note If the printer is using a third party cartridge then refer the users to their cartridge supplier Is the printer using a genuine and supported toner cartridge Go to step 3 Go to step 2 Step 2 Install a genuine and supported toner cartridge Does the problem remain Go to step 3 The problem is solved Step 3 a Turn off the printer wait for 10 seconds and then turn on the prin...

Page 38: ... to step 5 The problem is solved Step 5 Check the shutter on the imaging unit for signs of damage Note The shutter opens to receive toner from the toner cartridge Is the shutter on the imaging unit working properly Go to step 6 Go to step 7 Step 6 a Check the status of the imaging unit 1 From the home screen select Status supplies 2 Select View Supplies b Check the condition of the imaging unit Is...

Page 39: ...free from damage Go to step 13 Go to step 12 Step 12 Replace the cartridge gearbox See Cartridge gearbox removal on page 184 Does the problem remain Go to step 13 The problem is solved Step 13 Check connection JCART1 on the controller board and the connection on the cartridge gearbox Are the connections properly connected Go to step 15 Go to step 14 Step 14 Replace the connections Does the problem...

Page 40: ...ep 2 Install a genuine and supported toner cartridge Does the problem remain Go to step 3 The problem is solved Step 3 Adjust the guides in the tray to the correct position for the paper loaded Does the problem remain Go to step 4 The problem is solved Step 4 From the control panel set the paper size type and weight in the Paper menu to match the paper loaded Does the problem remain Go to step 5 T...

Page 41: ...ed Folded or wrinkled paper check Note Before performing this print quality check go to the control panel home screen and navigate to Settings Troubleshooting Print Quality Test Pages and then perform the Initial print quality check See Initial print quality check on page 26 Actions Yes No Step 1 a Check if the printer is using a non Lexmark toner cartridge Note If the printer is using a third par...

Page 42: ...Warning Potential Damage Clean the fuser entry guide with a toner vacuum and cloth Do not use compressed air Does the problem remain Go to step 4 The problem is solved Step 4 If the fuser has reached end of life then replace the maintenance kit Does the problem remain Contact the next level of support The problem is solved Solid black pages check Note Before performing this print quality check go ...

Page 43: ... The problem is solved Step 3 a Remove any packing material left on the imaging unit including the red separator plastic A Note You may need a pair of pliers to remove a piece of broken plastic inside the imaging unit b Check the charge roller contact B on the right side of the imaging unit for damage and contamination Is the charge roller contact damaged and contaminated Go to step 4 Go to step 5...

Page 44: ...upport The problem is solved Step 8 Check the high voltage metal contacts on the imaging unit for damage If necessary replace the imaging unit Does the problem remain Go to step 9 The problem is solved Step 9 Check cable JPS1 from the controller board to the power supply for proper connection Is the cable properly connected Go to step 11 Go to step 10 Step 10 Reseat the cable Does the problem rema...

Page 45: ...ating defects match any of the measurements Go to step 2 Go to step 3 Step 2 Replace the imaging unit Does the problem remain Go to step 3 The problem is solved Step 3 Check if the distance between repeating defects is equal to 3 15 inches 85 mm Does the distance between repeating defects equal to 3 15 inches 85 mm Go to step 4 Contact the next level of support Step 4 Replace the fuser See Fuser r...

Page 46: ...des to match the paper loaded Does the problem remain Go to step 3 The problem is solved Step 3 Check if the printer supports the paper loaded Note For a complete list of supported paper see the printer User s Guide Is the paper supported Go to step 5 Go to step 4 Step 4 Remove the paper and then load a supported one Does the problem remain Go to step 5 The problem is solved Step 5 Check the tray ...

Page 47: ...aded Does the problem remain Go to step 11 The problem is solved Step 11 Check if the printer supports the paper loaded Note For a complete list of supported paper see the printer User s Guide Is the paper supported Go to step 13 Go to step 12 Step 12 Remove the paper and then load a supported one Does the problem remain Go to step 13 The problem is solved Step 13 Check the MPF pick roller for exc...

Page 48: ...n page 26 Actions Yes No Step 1 Check if the printer is using a genuine and supported Lexmark toner cartridge Note If the printer is using a third party cartridge then refer the users to their cartridge supplier Is the printer using a genuine and supported toner cartridge Go to step 3 Go to step 2 Step 2 Install a genuine and supported toner cartridge Does the problem remain Go to step 3 The probl...

Page 49: ...d then perform the Initial print quality check See Initial print quality check on page 26 Actions Yes No Step 1 Check if the printer is using a genuine and supported Lexmark toner cartridge Note If the printer is using a third party cartridge then refer the users to their cartridge supplier Is the printer using a genuine and supported toner cartridge Go to step 3 Go to step 2 Step 2 Install a genu...

Page 50: ...place the power supply See Power supply removal on page 216 Does the problem remain Contact the next level of support The problem is solved Vertical light bands check Note Before performing this print quality check go to the control panel home screen and navigate to Settings Troubleshooting Print Quality Test Pages and then perform the Initial print quality check See Initial print quality check on...

Page 51: ...r the LSU is galvo check the serial number of the printer The sixth digit character assigned should be in the 0 9 or B N range Example 4514 20HH 007CR Does the problem remain Go to step 4 The problem is solved Step 4 Replace the printhead See Printhead removal on page 239 Does the problem remain Go to step 5 The problem is solved Step 5 Replace the imaging unit Does the problem remain Contact the ...

Page 52: ...em remain Go to step 4 The problem is solved Step 4 If a bright light enters the right side of the printer then move the printer to avoid the bright light Note In cases where the printer cannot be moved or relocated add a cover to the fan inlet vent to block the light from entering the printer or contact the next level of support Does the problem remain Go to step 5 The problem is solved Step 5 If...

Page 53: ... check on page 26 Actions Yes No Step 1 Check if the printer is using a genuine and supported Lexmark toner cartridge Note If the printer is using a third party cartridge then refer the users to their cartridge supplier Is the printer using a genuine and supported toner cartridge Go to step 3 Go to step 2 Step 2 Install a genuine and supported toner cartridge Does the problem remain Go to step 3 T...

Page 54: ... contact B on the right side of the imaging unit for damage and proper installation Is the charge roller contact damaged and contaminated Go to step 4 Go to step 5 Step 4 Repair or replace the charge roller contact on the imaging unit Does the problem remain Go to step 5 The problem is solved Step 5 Replace the imaging unit Does the problem remain Go to step 6 The problem is solved 4600 830 835 89...

Page 55: ...is solved Step 8 Check connection JPS1 on the controller board and the connections on the power supply Are the connections properly connected Go to step 10 Go to step 9 Step 9 Reconnect the cables Does the problem remain Go to step 10 The problem is solved Step 10 Replace the power supply See Power supply removal on page 216 Does the problem remain Contact the next level of support The problem is ...

Page 56: ...o step 3 The problem is solved Step 3 Set the paper type and weight settings in the Paper menu to match the paper loaded Note Make sure that the printer supports the paper loaded For a complete list of supported paper see the printer User s Guide Does the problem remain Go to step 4 The problem is solved Step 4 a Update the ﬁrmware to the latest version available b Enter the Diagnostics menu and t...

Page 57: ... 257 Note This is applicable only to models installed with a galvo LSU To determine whether the LSU is galvo check the serial number of the printer The sixth digit character assigned should be in the 0 9 or B N range Example 4514 20HH 007CR Does the problem remain Go to step 8 The problem is solved Step 8 Check if the imaging unit contacts B are contaminated or bent out of proper position Are the ...

Page 58: ... power supply See Power supply removal on page 216 Does the problem remain Go to step 13 The problem is solved Step 13 Replace the printhead See Printhead removal on page 239 Does the problem remain Contact the next level of support The problem is solved Fine lines are not printed correctly speciﬁcally Chinese characters check Note Before performing this print quality check go to the control panel...

Page 59: ...nts Submit b From the Quality menu select Toner Darkness and then adjust the setting to 7 c Submit the changes Note Adjusting the Toner Darkness setting to 7 results in a slightly lighter print You may leave the Toner Darkness value at 8 in order to maintain the darkness that you have grown accustomed to but this will result in reduced toner yield Does the problem remain Contact the next level of ...

Page 60: ...ng unit Does the problem remain Go to step 4 The problem is solved Step 4 Check if a separator plastic A or a piece of it is stuck inside the imaging unit or if there are any other obstructions between the charge roller and photoconductor drum Is the imaging unit free from any separator plastic fragments or other obstructions Go to step 6 Go to step 5 Step 5 Using a pair of pliers remove the separ...

Page 61: ... imaging unit contact block Does the problem remain Contact the next level of support The problem is solved Compressed images appear on prints check Note Before performing this print quality check go to the control panel home screen and navigate to Settings Troubleshooting Print Quality Test Pages and then perform the Initial print quality check See Initial print quality check on page 26 4600 830 ...

Page 62: ...o step 3 The problem is solved Step 3 Replace the main drive gearbox See Main drive gearbox removal on page 178 Does the problem remain Contact the next level of support The problem is solved Incorrect margins on prints check Note Before performing this print quality check go to the control panel home screen and navigate to Settings Troubleshooting Print Quality Test Pages and then perform the Ini...

Page 63: ...ng system specify the paper size from Printing Preferences or from the Print dialog Does the problem remain Go to step 4 or contact the next level of support The problem is solved Step 4 a Enter the Diagnostics menu and then select Registration b Adjust the margins as necessary Does the problem remain Contact the next level of support The problem is solved Toner rubs off check Note Before performi...

Page 64: ...ght in the Paper menu to match the paper loaded Does the problem remain Go to step 4 The problem is solved Step 4 Remove and then reinstall the fuser Does the problem remain Go to step 5 The problem is solved Step 5 Replace the fuser See Fuser removal on page 234 Does the problem remain Go to step 6 The problem is solved Step 6 Reseat the connections on the power supply Does the problem remain Go ...

Page 65: ... 3 a Check the status of the imaging unit 1 From the home screen select Status supplies 2 Select View Supplies b Check the condition of the imaging unit Is the imaging unit near end of life and or showing signs of toner leakage Go to step 4 Go to step 5 Step 4 Replace the imaging unit Does the problem remain Go to step 5 The problem is solved Step 5 Check if toner specks appear only on the edges o...

Page 66: ...vel of support The problem is solved Paper jams Avoiding jams Load paper properly Make sure that the paper lies ﬂat in the tray Correct loading of paper Incorrect loading of paper Do not load or remove a tray while the printer is printing Do not load too much paper Make sure that the stack height is below the maximum paper ﬁll indicator 4600 830 835 895 Diagnostics and troubleshooting 66 ...

Page 67: ... before loading Do not use paper that has been cut or trimmed by hand Do not mix paper sizes weights or types in the same tray Make sure that the paper size and type are set correctly on the computer or printer control panel Store paper according to manufacturer recommendations Identifying jam locations Notes When Jam Assist is set to On the printer automatically ﬂushes blank pages or partially pr...

Page 68: ...Jam location 1 Standard bin 2 Rear door 3 Tray x 4 Multipurpose feeder 5 Door A Paper jam in door A 1 Remove the tray 4600 830 835 895 Diagnostics and troubleshooting 68 ...

Page 69: ...o not expose the imaging unit to direct light for more than 10 minutes Extended exposure to light may cause print quality problems Warning Potential Damage Do not touch the photoconductor drum Doing so may affect the quality of future print jobs 4600 830 835 895 Diagnostics and troubleshooting 69 ...

Page 70: ...de of the printer might be hot To reduce the risk of injury from a hot component allow the surface to cool before touching it Note Make sure that all paper fragments are removed 6 Insert the imaging unit 4600 830 835 895 Diagnostics and troubleshooting 70 ...

Page 71: ...he printer as guides 8 Close door A 9 Insert the tray Paper jam in the rear door 1 Open the rear door CAUTION HOT SURFACE The inside of the printer might be hot To reduce the risk of injury from a hot component allow the surface to cool before touching it 4600 830 835 895 Diagnostics and troubleshooting 71 ...

Page 72: ...te Make sure that all paper fragments are removed 3 Close the rear door Paper jam in the standard bin Remove the jammed paper Note Make sure that all paper fragments are removed 4600 830 835 895 Diagnostics and troubleshooting 72 ...

Page 73: ...Paper jam in the duplex unit 1 Remove the tray 2 Remove the jammed paper Note Make sure that all paper fragments are removed 3 Insert the tray 4600 830 835 895 Diagnostics and troubleshooting 73 ...

Page 74: ...e sure that all paper fragments are removed 3 Insert the tray Paper jam in the multipurpose feeder 1 Remove paper from the multipurpose feeder 2 Remove the jammed paper Note Make sure that all paper fragments are removed 4600 830 835 895 Diagnostics and troubleshooting 74 ...

Page 75: ...sor input See MPF to sensor input jam at leading edge service check on page 77 200 03 Paper fed from the MPF was detected later than expected or was never detected at the sensor input 200 04 Paper fed from the MPF cleared the sensor input earlier than expected See MPF to sensor input jam at trailing edge service check on page 79 200 05 Paper fed from the MPF never cleared the sensor input 4600 830...

Page 76: ... 3 was detected earlier than expected at the sensor input See Optional tray to sensor input jam at leading edge service check on page 83 200 33 Paper fed from tray 3 was detected later than expected or was never detected at the sensor input 200 34 Paper fed from tray 3 cleared the sensor input earlier than expected See Optional tray to sensor input jam at trailing edge service check on page 84 200...

Page 77: ... 4 Replace the MPF pick roller and separator pad See MPF pick roller and separator pad removal on page 209 Does the problem remain Go to step 5 The problem is solved Step 5 Check the MPF gearbox for wear and damage Is the MPF gearbox free of wear and damage Go to step 7 Go to step 6 Step 6 Replace the MPF gearbox See MPF gearbox removal on page 179 Does the problem remain Go to step 7 The problem ...

Page 78: ...sensor properly installed and free of damage Go to step 13 Go to step 12 Step 12 Replace the sensor See Sensors duplex and input removal on page 220 Does the problem remain Go to step 13 The problem is solved Step 13 a Check the jam access cover for obstructions along the paper path b Check if the jam access cover components are functional and free of damage Are the jam access cover and its compon...

Page 79: ... See MPF gearbox removal on page 179 Does the problem remain Go to step 5 The problem is solved Step 5 a Enter the Diagnostics menu and then navigate to Printer diagnostics and adjustments Motor tests b Select the solenoid MPF pick and then touch Start Does the solenoid run Go to step 8 Go to step 6 Step 6 Check the solenoid for wear and damage Is the solenoid free of wear and damage Go to step 8 ...

Page 80: ...ed properly Use the recommended paper See Avoiding jams on page 66 Does the problem remain Go to step 2 The problem is solved Step 2 a Enter the Diagnostics menu and then navigate to Input tray quick print MPF Tray Single b Check if the same error occurs Does the same problem remain Go to step 7 Go to step 3 Step 3 Check the tray 1 pick roller for wear and damage Is the pick roller free of wear an...

Page 81: ...roblem remain Contact the next level of support The problem is solved Tray 1 to sensor input jam at trailing edge service check Action Yes No Step 1 Make sure that the paper is loaded properly Use the recommended paper See Avoiding jams on page 66 Does the problem remain Go to step 2 The problem is solved Step 2 a Enter the Diagnostics menu and then navigate to Input tray quick print MPF tray Sing...

Page 82: ...82 Does the problem remain Go to step 9 The problem is solved Step 9 a Enter the Diagnostics menu and then navigate to Printer diagnostics and adjustments Sensor tests b Find the sensor Input Does the sensor status change while toggling the sensor Contact the next level of support Go to step 10 Step 10 a Reseat the sensor cable from the controller board b Check the sensor and its actuator for impr...

Page 83: ...ep 4 Replace the pick roller Does the problem remain Go to step 5 The problem is solved Step 5 Check the optional tray separator roller assembly for wear and damage Is the separator roller assembly free of wear and damage Go to step 7 Go to step 6 Step 6 Replace the separator roller assembly See Separator roller assembly removal on page 242 Does the problem remain Go to step 7 The problem is solve...

Page 84: ...to step 2 The problem is solved Step 2 a Enter the Diagnostics menu and then navigate to Input tray quick print MPF tray Single b Check if the same error occurs Does the same problem remain Go to step 5 Go to step 3 Step 3 Check the optional tray separator roller assembly for wear and damage Is the separator roller assembly free of wear and damage Go to step 5 Go to step 4 Step 4 Replace the separ...

Page 85: ...ostics menu and then navigate to Printer diagnostics and adjustments Sensor tests b Find the sensor Input Does the sensor status change while toggling the sensor Contact the next level of support Go to step 10 Step 10 a Reseat the sensor cable from the controller board b Check the sensor and its actuator for improper installation and damage Is the sensor properly installed and free of damage Conta...

Page 86: ...main Contact the next level of support The problem is solved 202 paper jams 202 paper jam messages Error code Description Action 202 03 Paper fed from the MPF never reached the sensor fuser exit See Sensor fuser exit jam at leading edge service check on page 87 202 05 Paper fed from the MPF never cleared the sensor fuser exit See Sensor fuser exit jam at trailing edge service check on page 88 202 ...

Page 87: ...ﬂush action Sensor fuser exit jam at leading edge service check Action Yes No Step 1 Make sure that the paper is loaded properly Use the recommended paper See Avoiding jams on page 66 Does the problem remain Go to step 2 The problem is solved Step 2 a Enter the Diagnostics menu and then navigate to Input tray quick print b Do feed tests from different trays Check if the same error occurs Does the ...

Page 88: ...move all obstructions along the rear door paper path b Check the rear door and its components for damage Are the rear door and its components free of damage Go to step 4 Go to step 3 Step 3 Replace the rear door and cover or rear access door See Rear door and cover removal on page 234 Does the problem remain Go to step 4 The problem is solved Step 4 Check the redrive assembly and its components fo...

Page 89: ...ee of damage Go to step 5 Go to step 4 Step 4 Replace the fuser cam See Fuser actuator removal on page 182 Does the problem remain Go to step 5 The problem is solved Step 5 a Enter the Diagnostics menu and then navigate to Printer diagnostics and adjustments Sensor tests b Find the sensor Fuser exit Does the sensor status change while toggling the sensor Go to step 7 Go to step 6 Step 6 Replace th...

Page 90: ...duplex jam at leading edge service check on page 90 230 35 Paper fed from tray 3 never cleared the sensor duplex See Sensor duplex jam at trailing edge service check on page 92 230 43 Paper fed from tray 4 never reached the sensor duplex See Sensor duplex jam at leading edge service check on page 90 230 45 Paper fed from tray 4 never cleared the sensor duplex See Sensor duplex jam at trailing edge...

Page 91: ...r tests b Find the sensor Duplex path 1 Does the sensor status change while toggling the sensor Go to step 9 Go to step 7 Step 7 a Reseat the sensor cable from the controller board b Check the sensor and its actuator for improper installation and damage Is the sensor properly installed and free of damage Go to step 9 Go to step 8 Step 8 Replace the sensor See Sensors duplex and input removal on pa...

Page 92: ...tep 3 Step 3 a Reseat the sensor cable from the controller board b Check the sensor and its actuator for improper installation and damage Is the sensor properly installed and free of damage Go to step 5 Go to step 4 Step 4 Replace the sensor See Sensors duplex and input removal on page 220 Does the problem remain Go to step 5 The problem is solved Step 5 a Remove tray 1 to access the parts under t...

Page 93: ...4 Step 4 Replace the sensor See Sensors duplex and input removal on page 220 Does the problem remain Contact the next level of support The problem is solved 240 241 paper jams 240 241 paper jam messages Error code Description Action 240 06 Paper fed from the MPF was picked but it never reached the sensor input See MPF pick failure service check on page 94 240 91 Paper remains detected at the senso...

Page 94: ... jam access cover and its components functional and free of obstructions and damage Go to step 5 Go to step 4 Step 4 Reinstall or replace the jam access cover See Jam access cover removal on page 206 Does the problem remain Go to step 5 The problem is solved Step 5 Check the MPF pick roller and separator pad for wear and damage Are the MPF roller and separator pad free of wear and damage Go to ste...

Page 95: ... Select the solenoid MPF pick and then touch Start Does the solenoid run Go to step 13 Go to step 12 Step 11 Check the solenoid for wear and damage Is the solenoid free of wear and damage Go to step 13 Go to step 12 Step 12 Replace the MPF solenoid See MPF solenoid removal on page 185 Does the problem remain Go to step 13 The problem is solved Step 13 Check the MPF gearbox for wear and damage Is t...

Page 96: ...t the next level of support Go to step 4 Step 4 Replace the sensor MPF paper present See Sensor MPF paper present removal on page 212 Does the problem remain Contact the next level of support The problem is solved Tray 1 pick failure service check Action Yes No Step 1 Make sure that the paper is loaded properly Use the recommended paper See Avoiding jams on page 66 Does the problem remain Go to st...

Page 97: ...ass through 242 41 Paper remains detected at the sensor tray 2 pass through although the printer is idle Tray 4 is the paper source See Optional tray sensor tray x pass through static jam service check on page 99 242 43 Paper fed from tray 4 never reached the sensor tray 2 pass through See Optional tray sensor tray x pass through jam at leading edge service check on page 100 242 45 Paper fed from ...

Page 98: ...rvice check on page 100 243 45 Paper fed from tray 4 cleared the sensor tray 3 pass through later than expected See Optional tray sensor tray x pass through jam at trailing edge service check on page 101 243 47 Paper fed from tray 4 never cleared the sensor tray 3 pass through 243 82 The motor tray 3 pick has stalled See Optional tray pick failure service check on page 101 243 83 The motor tray 3 ...

Page 99: ...jam service check on page 99 Optional tray sensor tray x pass through static jam service check Action Yes No Step 1 Make sure that the paper is loaded properly Use the recommended paper See Avoiding jams on page 66 Does the problem remain Go to step 2 The problem is solved Step 2 a Enter the Diagnostics menu and then navigate to Additional input tray diagnostics Option Sensor tests b Find the sens...

Page 100: ...properly installed and free of wear and damage Go to step 5 Go to step 4 Step 4 Reinstall or replace the affected separator roller assembly or tray insert Does the problem remain Go to step 5 The problem is solved Step 5 a Enter the Diagnostics menu and then navigate to Additional input tray diagnostics Option Sensor tests b Find the sensor Pass through tray x of the affected optional tray Does th...

Page 101: ...nd pass through rollers involved in the paper path b Check these separator rollers and pass through rollers for improper installation wear and damage Are the rollers properly installed and free of wear and damage Contact the next level of support Go to step 5 Step 5 Reinstall or replace the affected separator roller assembly or tray insert Does the problem remain Contact the next level of support ...

Page 102: ...oes the problem remain Go to step 7 The problem is solved Step 7 Replace the optional tray Does the problem remain Contact the next level of support The problem is solved User attendance messages 0 99 99 User attendance messages Error code Description Action 31 40 The toner cartridge is missing or unresponsive See Unsupported or unresponsive toner cartridge service check on page 103 31 60 The imag...

Page 103: ...ly low 84 1x The remaining life of the imaging unit is low 84 2x The remaining life of the imaging unit is very low 84 3x The imaging unit life has ended 84 4x The imaging unit life has ended The printer forces a hard stop on the imaging unit 88 0x The remaining life of the toner cartridge is nearly low 88 1x The remaining life of the toner cartridge is low 88 2x The remaining life of the toner ca...

Page 104: ... contact See Toner cartridge smart chip contact removal on page 195 Does the problem remain Go to step 7 The problem is solved Step 7 Reseat the smart chip contact cable on the controller board Does the problem remain Go to step 8 The problem is solved Step 8 Check the sensor cartridge barrel and its actuator for damage and misalignment Are the sensor and its actuator properly installed and free o...

Page 105: ...s contacts free of contamination and damage Go to step 5 Go to step 4 Step 4 Clean or replace the imaging unit Does the problem remain Go to step 5 The problem is solved Step 5 a Check the imaging unit smart chip contacts for contamination b Check if the contacts are bent or damaged Are the contacts free of contamination and damage Go to step 7 Go to step 6 Step 6 Clean or repair the smart chip co...

Page 106: ...support Go to step 4 Step 4 Replace the affected supply with the correct unit Does the problem remain Contact the next level of support The problem is solved Maintenance kit low service check Action Yes No Step 1 Print a test page using paper from a newly opened package and then check the result Are there print quality defects on the test page Go to step 2 Go to step 3 Step 2 Identify and then res...

Page 107: ... motor lock was detected before the motor was turned on See Printhead error service check on page 108 111 21 No printhead power 5V when the laser servo started 111 30 The printhead failed during power on tests 111 31 Printhead error no ﬁrst HSYNC was detected 111 32 Printhead error lost ﬁrst HSYNC was detected 111 33 Printhead error lost ﬁrst HSYNC was detected during servo 111 34 Printhead error ...

Page 108: ...mbly adjustment on page 175 Does the problem remain Contact the next level of support The problem is solved 121 errors 121 error messages Error code Description Action 121 00 Fuser did not reach the required temperature See Fuser low temperature error service check on page 112 121 01 During an attempt to heat up the fuser was not detected See Fuser error service check on page 110 121 02 Fuser went...

Page 109: ...ting rate from 165oC to 180oC went over the limit 121 22 Open fuser relay was detected See Fuser error service check on page 110 121 28 Fuser did not reach the required temperature during EP warm up See Fuser low temperature error service check on page 112 121 32 Fuser did not reach the required temperature on 100 power 121 33 Fuser did not reach the required temperature while page is in the fuser...

Page 110: ... 10 ohms 100V fuser 8 ohms Does the fuser have a normal resistance value Go to step 3 Go to step 5 Step 3 a Remove the fuser See Fuser removal on page 234 b Check the fuser gears for wear and damage Rotate the gears and then check if they move properly c Check the fuser cables and connectors for damage d Check the fuser belts for wear and damage Is the fuser free of wear and damage Go to step 4 Go...

Page 111: ...upply Does the problem remain Go to step 4 The problem is solved Step 4 a Turn off the printer and then remove the power cord b Check if the resistance between terminals A and D of the power supply socket is close to 30 ohms Does the socket have a normal resistance value Go to step 5 Go to step 7 Step 5 a Disconnect the fuser cable from the power supply plug the power cord and then turn on the pri...

Page 112: ...Contact the next level of support The problem is solved Fuser low temperature error service check Note Make sure that the voltage output of the electrical outlet matches the voltage rating of the printer Action Yes No Step 1 a Remove the right cover See Right cover removal on page 186 b Remove the rear door and cover See Rear door and cover removal on page 234 c Reseat all the cables from the cont...

Page 113: ... the power cord b Remove the power supply See Power supply removal on page 216 c Check the power supply including its fuse and capacitors for damage CAUTION SHOCK HAZARD To avoid the risk of electrical shock do not touch the exposed wires and circuits Is the power supply free of damage Go to step 6 Go to step 5 Step 5 Replace the power supply See Power supply removal on page 216 Does the problem r...

Page 114: ...f the printer Action Yes No Step 1 a Turn off the printer and then unplug the power cord b Remove the rear door and cover See Rear door and cover removal on page 234 c Remove the right cover See Right cover removal on page 186 d Reseat all the cables from the controller board e Reseat all the cables from the power supply CAUTION SHOCK HAZARD To avoid the risk of electrical shock do not touch the e...

Page 115: ... supply free of damage Contact the next level of support Go to step 5 Step 5 Replace the power supply See Power supply removal on page 216 Does the problem remain Contact the next level of support The problem is solved LVPS mismatch service check Note Make sure that the voltage output of the electrical outlet matches the voltage rating of the printer Action Yes No Step 1 a Turn off the printer and...

Page 116: ...rror code Description Action 128 01 TDS baseline is too low See Toner density error service check on page 117 128 02 TDS baseline is too high 128 03 TDS baseline range is excessive 128 16 TDS calibration is at maximum 128 17 TDS calibration is too low 128 18 TDS calibration is too close to baseline 128 32 Photoconductor drum measurement is too high See Photoconductor measurement error service chec...

Page 117: ...4 The problem is solved Step 4 a Remove the sensor toner density See Sensor toner density removal on page 222 b Check the sensor and its wiper bracket for damage Are the sensor and its wiper bracket free of damage Go to step 5 Go to step 6 Step 5 a Clean and then reinstall the sensor and its wiper bracket Add lubrication to the wiper bracket if necessary See Sensor toner density removal on page 22...

Page 118: ...in Go to step 5 The problem is solved Step 5 a Remove the right cover See Right cover removal on page 186 b Reseat the smart chip contact cable on the controller board Does the problem remain Go to step 6 The problem is solved Step 6 Check whether the imaging unit installed is genuine Is the imaging unit a genuine and supported Lexmark unit Go to step 8 Go to step 7 Step 7 Install a genuine and su...

Page 119: ...vice check Action Yes No Step 1 a Check the imaging unit CTLS contacts for contamination b Check if the contacts are bent or damaged Are the contacts free of contamination and damage Go to step 3 Go to step 2 Step 2 Clean or repair the smart chip contact Does the problem remain Go to step 3 The problem is solved Step 3 a Remove the right cover See Right cover removal on page 186 b Reseat the CTLS ...

Page 120: ...he cable from the main drive gearbox and the controller board Does the problem remain Go to step 2 The problem is solved Step 2 a Enter the Diagnostics menu and then navigate to Printer diagnostics and adjustments Motor tests Transport b Touch Start Does the motor run Contact the next level of support Go to step 3 Step 3 Check the motor and its gears for misalignment wear and damage Is the main dr...

Page 121: ...No Step 1 a Open and then close the front door to check if the door plunger properly presses the cartridge button b Check the door and the plunger for damage Is the plunger functional and free of damage Go to step 3 The problem is solved Step 2 Replace the MPF with front access cover Does the problem remain Go to step 3 The problem is solved Step 3 a Check if the cartridge button is stuck b Check ...

Page 122: ...e of wear and damage Contact the next level of support Go to step 8 Step 8 Reinstall or replace the cartridge gearbox See Cartridge gearbox removal on page 184 Does the problem remain Contact the next level of support The problem is solved 16y errors 161 error messages Error code Description Action 161 80 The motor tray 1 pick lift does not turn on See Tray 1 pick lift drive failure service check ...

Page 123: ... on 163 81 The motor tray 3 pick does not turn off 163 82 The motor tray 3 pick speed did not ramp up to the required level 163 83 The motor tray 3 pick stalled 163 84 The motor tray 3 pick ran too slow 163 85 The motor tray 3 pick ran too fast 163 86 The motor tray 3 pick did not run at the correct timing 164 80 The motor tray 4 pick does not turn on 164 81 The motor tray 4 pick does not turn off...

Page 124: ...1 The motor tray 3 transport does not turn off 167 82 The motor tray 3 transport speed did not ramp up to the required level 167 83 The motor tray 3 transport stalled 167 84 The motor tray 3 transport ran too slow 167 85 The motor tray 3 transport ran too fast 167 86 The motor tray 3 transport did not run at the correct timing 168 80 The motor tray 4 transport does not turn on 168 81 The motor tra...

Page 125: ...ts gears for misalignment wear and damage Is the pick lift motor gearbox properly installed and free of wear and damage Contact the next level of support Go to step 4 Step 4 Reinstall or replace the pick lift motor gearbox See Pick lift motor gearbox removal on page 232 Does the problem remain Contact the next level of support The problem is solved Optional tray pick drive failure service check Ac...

Page 126: ...onal tray b Check if the lift plate moves properly c Check the lift plate gears for damage Is the tray insert functional and free of damage Contact the next level of support Go to step 7 Step 7 Replace the tray insert Does the problem remain Contact the next level of support The problem is solved Optional tray pass through drive failure service check Action Yes No Step 1 a Enter the Diagnostics me...

Page 127: ...optional tray Does the problem remain Go to step 6 The problem is solved Step 6 Remove the tray insert from the source tray and then check it for damage Is the tray insert from the source tray free of damage Contact the next level of support Go to step 7 Step 7 Replace the tray insert Does the problem remain Contact the next level of support The problem is solved 171 errors 171 error messages Erro...

Page 128: ...00 611 error messages Error code Description Action 600 01 Toner tally from the RIP was not received See Engine error service check on page 129 600 02 Video did not start 600 04 Duplex page was not picked 600 05 Invalid PH NVRAM Type error was detected 600 06 Paperport driver is unresponsive 600 07 Page is at image point before EP is ready 600 09 EP update error was detected 600 10 EP late run in ...

Page 129: ...e controller board contacts and pins for damage Is the controller board free of damage Contact the next level of support Go to step 3 Step 3 Replace the controller board See Controller board removal on page 194 Does the problem remain Contact the next level of support The problem is solved Printhead communication error service check Action Yes No Step 1 Restart the printer Does the problem remain ...

Page 130: ...ing the problem before replacing the controller board Warning Potential Damage Do not replace the controllefr board unless instructed by your next level of support 1 Collect the history information and ﬁrmware logs Fwdebug and logs tar gz from the SE menu 2 Collect the settings from the Menu Settings Page 3 Collect information from the user Note Not all of the items are retrievable from the printe...

Page 131: ...each printer For more information see the User s Guide Your next level of support will tell you which page they want to see Copying the Menu Settings Page from the Embedded Web Server EWS Note Make sure that your printer is connected to a network or to a print server 1 Open a web browser type http printer_IP_address and then press Enter 2 Click Settings and then select one of the settings pages fr...

Page 132: ...form the Procedure before starting the 9yy service checks on page 130 2 Determine the operating system used when the error occurred If possible determine whether a PostScript or PCL ﬁle was sent to the device when the error occurred Ask the customer which Lexmark Solutions applications are installed on the device Action Yes No Step 1 POR the printer Does the error remain Go to step 2 The problem i...

Page 133: ...lowing Error log Menu settings page Network settings page Does the error remain while these pages were printing Go to step 31 Go to step 7 Step 7 Note Before performing this step write down the following information about the ﬁle being sent to the printer Application used Operating system Driver type File type PCL PostScript XPS etc a Reattach the communications cable b POR the printer c Send the ...

Page 134: ... error remain Go to step 31 Go to step 13 Step 13 Is there optional memory installed Go to step 14 Go to step 16 Step 14 a Reinstall the memory b Send a print job to the printer Does the error remain Go to step 15 Go to step 16 Step 15 a Install a Lexmark recommended memory option b Send a print job to the printer Does the error remain Go to step 31 The problem is solved Step 16 Is there a modem i...

Page 135: ...ISP option installed Go to step 22 The problem is solved Step 22 a Reinstall the ﬁrst ISP option b POR the printer Does the error remain Go to step 24 Go to step 23 Step 23 Run a job to test the option Does the error remain Go to step 24 Go to step 26 Step 24 a Upgrade the ﬁrmware if it was not upgraded in a previous step Note Contact your next level of support for the correct ﬁrmware level to use...

Page 136: ... the printer a print job Does the error remain Go to step 30 Go to step 26 Step 30 a Replace the faulty ISP option b POR the printer Does the error remain Go to step 31 Go to step 26 Step 31 Contact your next level of support You will need the following information Exact 900 xx error digits and complete error message Printed menu settings page Printed network settings page Device error log A sampl...

Page 137: ...ave the setting 4 Numeric keypad Enter numbers or symbols in an input ﬁeld 5 Power button Turn on or turn off the printer Note To turn off the printer press and hold the power button for ﬁve seconds 6 Backspace button Move the cursor backward and delete a character in an input ﬁeld 7 Indicator light Check the printer status 8 Stop or Cancel button Stop the current printer task 9 Back button Return...

Page 138: ...in an input ﬁeld Understanding the status of the power button and indicator light Indicator light Printer status Off The printer is off or in Hibernate mode Blue The printer is ready or processing data Red The printer requires user intervention Power button light Printer status Off The printer is off ready or processing data Solid amber The printer is in sleep mode Blinking amber The printer is in...

Page 139: ...te You can also access this setting by touching the top section of the home screen 3 Change Language Change the language on the printer display 4 Settings Access the printer menus 5 USB Drive View select or print photos and documents from a ﬂash drive 6 Held Jobs Show all the current held print jobs These settings may also appear on the home screen Touch To Bookmarks Access bookmarks App Proﬁles A...

Page 140: ...ts Device Device Settings For non touch screen printer models press to navigate through the settings Installed Licenses This setting lists all the installed licenses and their feature data Enter the Diagnostics menu and then navigate to Reports Licenses Installed Licenses For non touch screen printer models press to navigate through the settings Advanced Print Quality Samples This setting prints a...

Page 141: ...avigate through the settings 2 Press or touch Start Note The events that appear in the report vary depending on the operational history of the printer Mark Log This setting allows you to create a service maintenance or custom log entry Each log entry is added in the printer event log 1 Enter the Diagnostics menu and then navigate to Event Log Mark Log For non touch screen printer models press to n...

Page 142: ... setting displays the amount of pages printed in color 1 Enter the Diagnostics menu and then select Printer Setup 2 View the printed page count for color Permanent page count This setting displays the total number of pages printed in mono and color After all the print tests are completed this value resets to zero 1 Enter the Diagnostics menu and then select Printer Setup 2 View the permanent page ...

Page 143: ...a read only value of the serial number 1 Enter the Diagnostics menu and then select Printer Setup 2 View the serial number Model name This setting displays the model name of the printer 1 Enter the Diagnostics menu and then select Printer Setup 2 View the model name Engine setting x Warning Potential Damage Do not change this setting without speciﬁc instructions from the next level of support This...

Page 144: ... then touch Printer diagnostics adjustments 2 From the Sensor tests section touch Start A dialog listing the sensor tests appears 3 Find and then manually toggle the sensor Notes The sensor status on the screen toggles between 1 and 0 when the sensor is properly working If a sensor test fails the test failure may not indicate a failed sensor Further troubleshooting may be required Check the boards...

Page 145: ...ils the test failure may not indicate a failed motor Further troubleshooting may be required Check the boards and cables for possible issues To stop a running motor in non touch screen printer models press List of motor tests Test MPF pick Pick tray 1 picking Pick tray 1 lifting Duplex solenoid Redrive solenoid K toner add Transport Fan main Memory tests For non touch screen printer models press t...

Page 146: ...n touch screen printer models press to navigate through the settings 1 Enter the Diagnostics menu and then navigate to Printer diagnostics adjustments Margin Offset 2 Select a setting Universal Override This setting allows the user to feed custom media sizes to a Custom Media Tray For non touch screen printer models press to navigate through the settings 1 Enter the Diagnostics menu and then navig...

Page 147: ... touch Start Notes If the motor is activated then it is properly working Some motors require automatic deactivation in order to avoid secondary issues such as possible damage and contamination Some tests require a special action to activate a motor such as removing a major component If the motor fails the test failure may not indicate a failed motor Further troubleshooting may be required Check th...

Page 148: ...ultipurpose Feeder Manual Envelope Set the paper source that the user ﬁlls when a prompt to load paper or envelope appears Note For Multipurpose Feeder to appear set Conﬁgure MP to Cassette from the Paper menu Tray Conﬁguration Action for Prompts Prompt user Continue Use current Set the printer to resolve paper or envelope related change prompts Reports Menu Settings Page Event Log Event Log Summa...

Page 149: ... control panel menus Device Operations Safe Mode Off On Set the printer to operate in a special mode in which it attempts to continue offering as much functionality as possible despite known issues For example when set to On and the duplex motor is nonfunctional the printer performs one sided printing for a two sided print job Device Operations Clear Custom Status Erase user deﬁned strings for the...

Page 150: ...e press OK and then press the left arrow button General SE This setting allows you to save a log ﬁle to a USB drive Enter the Service Engineer SE menu and then navigate to General SE Capture Logs to USB Drive For non touch screen printer models press to navigate through the settings Network SE Enter the Service Engineer SE menu and then touch Network SE For non touch screen printer models press to...

Page 151: ...netstat arp Allow SNMP Set MTU Meditech Mode RAW LPR Mode Wireless Enable Wi Fi Direct Sigma Control Agent Ping Test Ping Ping6 Other Actions ifconﬁg IPtables Firewall Dump IP6tables Firewall Dump IPsec Dump 4600 830 835 895 Service menus 151 ...

Page 152: ...4600 830 835 895 152 ...

Page 153: ...nd copy jobs Nonvolatile memory The printer may use two forms of nonvolatile memory EEPROM and NAND ﬂash memory Both types are used to store the operating system printer settings network information scanner and bookmark settings and embedded solutions Hard disk memory Some printers have a hard disk drive installed The hard disk is designed for printer speciﬁc functionality and cannot be used for l...

Page 154: ...be sensitive to electrostatic discharge ESD To prevent damage to ESD sensitive parts do the following Turn off the printer before removing logic boards Keep the parts in their original packing material until you are ready to install them into the printer Make the least possible movements with your body to prevent an increase of static electricity from clothing ﬁbers carpets and furniture Put the E...

Page 155: ...l and reinstall the old controller board 4 Restart the printer and allow it to go through a complete start up cycle 5 After the start up turn off the printer and then install the new controller board 6 Restart the printer and allow it to go through a complete start up cycle If the procedure is successful then there is no need to adjust any settings If the procedure fails then contact technical sup...

Page 156: ...ormation Note Make sure that the serial number that appears on the veriﬁcation screen is correct 4 Save the zip ﬁle Note Make sure that the serial number in the zip ﬁle matches the serial number of the printer being restored 4600 830 835 895 Parts removal 156 ...

Page 157: ...oad the zip ﬁles that are extracted from the Service Restore Tool see Restoring solutions licenses and conﬁguration settings on page 158 6 After performing the installation instructions in the Readme ﬁle conﬁrm from the customer if all the eSF apps have been installed Notes If you are unable to access the administrative menus to verify that the printer is restored then ask the customer for access ...

Page 158: ...tion settings To load the zip ﬁles that are extracted from the Service Restore Tool do the following 1 Open a web browser and then type the printer IP address 2 Click Import Conﬁguration and then click Browse 4600 830 835 895 Parts removal 158 ...

Page 159: ...ncorrect code level may damage the printer The printer must be in ready state in order to update the ﬁrmware Using a ﬂash drive This option is available only in printer models with front USB port Make sure to enable the Enable Drive and Update Code settings You can ﬁnd the settings in the Flash drive menu under the Settings menu 1 Insert the ﬂash drive into the USB port 2 From the control panel na...

Page 160: ...nﬁguration Update Firmware 3 Select the ﬁle to use The printer performs a POR sequence and terminates the FTP session 4 Repeat step 2 through step 4 for the other ﬁles Backing up eSF solutions and settings Note Export the eSF solutions and settings from the printer before replacing the controller board Exporting eSF solutions and settings ﬁle 1 Reset the printer into Invalid engine mode See Enteri...

Page 161: ...Solutions Embedded Solutions 4 From the Embedded Solutions page select the applications that you want to import 5 Click Import Disconnecting ribbon cables Warning Potential Damage The ribbon cable and its socket may get damaged if it is not properly disconnected When disconnecting the cable hold its connector and press its tab before unplugging it Ribbon cable connectors Zero Insertion Force ZIF c...

Page 162: ... mount contact connector Horizontal sliding connector Horizontal top contact connector This FRU contains a horizontal top contact cable connector Read the instructions before proceeding The horizontal top contact connector uses a back ﬂip locking actuator to lock the ribbon cable into the Zero Insertion Force ZIF connector The cable is inserted horizontally into the connector Warning Potential Dam...

Page 163: ...he tabs on the ends of the actuator are vertical when the actuator is unlocked 2 Insert the cable with the contacts on the cable facing up Insert the cable on top of the actuator Note Verify that the cable is installed squarely into the connector If the cable is not squarely installed then intermittent failures could occur 4600 830 835 895 Parts removal 163 ...

Page 164: ...uator to the locked position The cable should not move while this step is performed If the cable moves open the actuator reposition the cable and then close the actuator to the down position 4600 830 835 895 Parts removal 164 ...

Page 165: ...Warning Potential Damage When opening or closing this type of actuator gently lift the center of the actuator using your ﬁnger Do not use a ﬁngernail or screwdriver to open the actuator This could damage the ribbon cable Do not close the actuator from the ends of the actuator Removing a cable from the horizontal bottom contact connector 1 Place two ﬁngers towards each end of the locking actuator a...

Page 166: ...the cable into the ZIF connector with the contacts facing downward and away from the locking actuator The cable needs to be inserted below the actuator Note Verify that the cable is installed squarely into the connector If the cable is not squarely installed then intermittent failures could occur 4600 830 835 895 Parts removal 166 ...

Page 167: ...3 Place your ﬁnger in the middle of the actuator and then rotate the locking actuator to the locked position 4600 830 835 895 Parts removal 167 ...

Page 168: ...nnector Warning Potential Damage When opening or closing this type of actuator gently lift the center of the actuator using your ﬁnger Do not use a ﬁngernail or screwdriver to open the actuator This could damage the ribbon cable Do not close the actuator from the ends of the actuator Removing a cable from the vertical mount contact connector 1 Gently rotate the locking actuator from the center of ...

Page 169: ...t is in the open position 2 Insert the cable with the contacts on the cable away from the locking actuator Insert the cable on top of the actuator Note Verify that the cable is installed squarely into the connector If the cable is not squarely installed then intermittent failures could occur 4600 830 835 895 Parts removal 169 ...

Page 170: ...sition by pressing down on both ends of the actuator The cable should not move when this step is performed If the cable moves open the actuator reposition the cable and then close the actuator to the down position 4600 830 835 895 Parts removal 170 ...

Page 171: ...ing Potential Damage When opening or closing this type of actuator gently push or pull the two tabs located on each end of the actuator Do not close the actuator from the center of the actuator Do not use a screwdriver to open or close the actuator Damage to the cable or connector could occur Removing a cable from the horizontal sliding contact connector 1 Simultaneously slide the two tabs located...

Page 172: ...uator to verify it is in the open position If you are opening the connector pull back on both end tabs using equal force to avoid breaking the connector 2 Insert the cable with the contacts on the cable facing away from the locking actuator Insert the cable on top of the actuator 4600 830 835 895 Parts removal 172 ...

Page 173: ...the connector locking the cable into place The cable should not move when this step is performed If the cable moves open the actuator reposition the cable and then close the actuator to the down position 4600 830 835 895 Parts removal 173 ...

Page 174: ...ng at the connector take note on which side the contacts are located Many boards will have the word contacts stamped on them to indicate which side of the LIF has the contacts When looking at the board take note that the contacts from the board to the connector are located on the side of the connector with the contacts 2 Insert the cable squarely into the connector Note Verify that the cable is in...

Page 175: ...mechanically misaligned printhead causes the horizontal lines to appear skewed while the vertical lines remain parallel to the vertical edges The skew cannot be adjusted Check the pick tires for wear the paper path for obstructions the fuser for proper setting and the tray paper guides for proper setting Paper feed skew Printhead misalignment To adjust the printhead 1 POR into the Diagnostics menu...

Page 176: ... grid lines of the left ﬂap align below the corresponding lines of the right side then adjust the printhead counterclockwise 5 Print another Quick test page and check if adjustments are still needed 6 After obtaining a properly adjusted image on the paper tighten all the screws Note If necessary print a Quick test page again and perform the Registration adjust procedure to correct the skew and mis...

Page 177: ...d from light while out of the printer Disconnect all external cables from the printer to prevent possible damage during service Unless otherwise stated reinstall the parts in reverse order of removal When reinstalling a part held with several screws start all screws before the ﬁnal tightening For printers that have a soft power switch make sure to unplug the power cord after powering off Left side...

Page 178: ...moval on page 177 2 Release the latch A and then detach the link A 3 Remove the four screws B B 4 Disconnect the cable from the main drive gearbox 5 Remove the gearbox Warning Potential Damage Do not lose the fuser gear C and spring D 4600 830 835 895 Parts removal 178 ...

Page 179: ...r See MPF with front access cover removal on page 201 2 Remove the left cover See Left cover removal on page 177 3 Remove the main drive gearbox See Main drive gearbox removal on page 178 4 Disconnect the spring A 4600 830 835 895 Parts removal 179 ...

Page 180: ...5 Remove the three screws B A B B 6 Remove the three screws C C 7 Remove the E clip D and then remove the gear Note The solenoid hinders the removal 4600 830 835 895 Parts removal 180 ...

Page 181: ...D 8 Release the two latches E and then remove the gears F E F 4600 830 835 895 Parts removal 181 ...

Page 182: ...Fuser actuator removal 1 Remove the left cover See Left cover removal on page 177 2 Release the latch A and then detach the link A 3 Remove the four screws B B 4600 830 835 895 Parts removal 182 ...

Page 183: ...ush and then release the actuator A The actuator should bounce back A Reverse solenoid removal 1 Remove the right cover See Right cover removal on page 186 2 Remove the left cover See Left cover removal on page 177 3 Remove the rear cover See Rear door and cover removal on page 234 4600 830 835 895 Parts removal 183 ...

Page 184: ... 5 Disconnect the cable JDUPSOL1 from the controller board 6 Remove the two screws A A 7 Remove the solenoid Cartridge gearbox removal 1 Remove the left cover See Left cover removal on page 177 2 Remove the four screws A A 4600 830 835 895 Parts removal 184 ...

Page 185: ...rbox 5 While lifting the cover disconnect the cable from the gearbox and then remove the gearbox MPF solenoid removal 1 Remove the left cover See Left cover removal on page 177 2 Remove the screw A A 3 Cut the cable and then remove the solenoid 4600 830 835 895 Parts removal 185 ...

Page 186: ...oval on page 218 7 Release the cut cable Note Pay attention to the cable route 8 Open the controller board access cover and then disconnect the cable Right side removals Right cover removal 1 Open the front door 2 Using a ﬂat head screwdriver open the controller board access cover 3 Position the printer on its left side and then remove the screw A 4600 830 835 895 Parts removal 186 ...

Page 187: ...4 Remove the two screws B using a 1 Phillips screwdriver A B 5 Release the two latches C C C 6 Remove the right cover Note The front cover hinders the removal 4600 830 835 895 Parts removal 187 ...

Page 188: ...he right cover See Right cover removal on page 186 2 Position the printer on its rear side 3 Disconnect the cable JOPT1 from the controller board 4 Remove the three screws A 5 Detach the right foot B B A 4600 830 835 895 Parts removal 188 ...

Page 189: ...6 Release the two latches C C C 7 Remove the cable Sensor tray present removal 1 Remove the right cover See Right cover removal on page 186 2 Disconnect the cable A 4600 830 835 895 Parts removal 189 ...

Page 190: ...B and then pry to remove the sensor B A B Cooling fan removal MS621 cooling fan 1 Remove the right cover See Right cover removal on page 186 2 Disconnect the cable JFAN1 from the controller board 4600 830 835 895 Parts removal 190 ...

Page 191: ...3 Remove the three screws A and then remove the fan duct 4 Remove the screw B and then remove the fan bracket 4600 830 835 895 Parts removal 191 ...

Page 192: ... the two screws C and then remove the fan MS622 cooling fan 1 Remove the right cover See Right cover removal on page 186 2 Disconnect the cable JFAN1 from the controller board 4600 830 835 895 Parts removal 192 ...

Page 193: ...3 Remove the three screws A and then remove the fan duct 4 Remove the two screws B and then remove the fan B B 4600 830 835 895 Parts removal 193 ...

Page 194: ...roller board 1 Remove the right cover See Right cover removal on page 186 2 Disconnect all the cables 3 Remove the ground screw A and the four screws B 4 Remove the screw C 5 Remove the controller board 4600 830 835 895 Parts removal 194 ...

Page 195: ... A and the screw B from the rear of the printer A B A A A 4 Remove the controller board Toner cartridge smart chip contact removal 1 Remove the top cover See Top cover removal on page 238 2 Remove the right cover See Right cover removal on page 186 3 Disconnect the cable JBARR1 from the controller board 4600 830 835 895 Parts removal 195 ...

Page 196: ...e right cartridge guide to detach it Note The laser scanning unit frame C hinders the detachment Warning Potential Damage To avoid damaging the right cartridge guide do not cut or disconnect the cable at the rear of the cartridge guide Leave the cartridge guide dangling B C 4600 830 835 895 Parts removal 196 ...

Page 197: ... Release the four latches E C C 8 Remove the toner cartridge smart chip contact Note Pay attention to the original position of the spring F actuator G and lock H F E D 4600 830 835 895 Parts removal 197 ...

Page 198: ...ure that the tab C at the back of the cartridge guide is properly installed as shown Cartridge barrel shutter sensor kit removal 1 Remove the top cover See Top cover removal on page 238 2 Remove the right cover See Right cover removal on page 186 3 Disconnect the cable JCVR1 from the controller board 4600 830 835 895 Parts removal 198 ...

Page 199: ... then remove the bracket actuator spring and sensor Installation notes a Install the sensor cartridge barrel shutter actuator A as shown Note Make sure that the spring B is behind the boss C 4600 830 835 895 Parts removal 199 ...

Page 200: ...b Install the bracket D to the sensor E as shown c Install the sensor and bracket as shown Note Make sure that sensor is aligned with the actuator 4600 830 835 895 Parts removal 200 ...

Page 201: ...crews B 4 Remove the nameplate Note The MPF hinders the removal Warning Potential Damage Avoid damaging the cable C when removing the nameplate MPF with front access cover removal 1 Remove the nameplate See Nameplate removal on page 201 2 Remove the right cover See Right cover removal on page 186 4600 830 835 895 Parts removal 201 ...

Page 202: ...nd remove the ground screw 5 Push the MPF with front access cover to the right and then remove it Control panel assembly removal MS621dn 1 Remove the nameplate See Nameplate removal on page 201 2 Open the controller board access cover and then disconnect the control panel cable 4600 830 835 895 Parts removal 202 ...

Page 203: ...embly Control panel assembly removal MS622de and MS622dte 1 Remove the right cover See Right cover removal on page 186 2 Remove the nameplate See Nameplate removal on page 201 3 Remove the three screws A and the bezel B B A 4 Open the front door 4600 830 835 895 Parts removal 203 ...

Page 204: ... 4 inch display cover buttons and board removal 1 Remove the control panel assembly See Control panel assembly removal MS621dn on page 202 2 Disconnect the cable A and then remove the 12 screws B Warning Potential Damage The ribbon cable and its socket may get damaged if it is not properly disconnected When disconnecting the cable hold its connector and press its tab before unplugging it 4600 830 ...

Page 205: ...oval on page 186 2 Remove the nameplate See Nameplate removal on page 201 3 Remove the control panel assembly See Control panel assembly removal MS622de and MS622dte on page 203 4 Release the latch A and then remove the cable 5 Remove the 10 screws B B B B B A 6 Remove the control panel cover buttons and board 4600 830 835 895 Parts removal 205 ...

Page 206: ...e touching it 2 Release the two latches A on each end of the transfer roller A 3 Remove the roller Jam access cover removal 1 Open the front door 2 Remove the screw A and then release the cable from the jam access cover 3 Push down and then pull the two ends B of the springs to remove them 4 Repeat step 3 for the other side 5 Release the two latches C 4600 830 835 895 Parts removal 206 ...

Page 207: ...ensor front door removal 1 Remove the nameplate See Nameplate removal on page 201 2 Remove the right cover See Right cover removal on page 186 3 Disconnect the JCVR1 and control panel cables from the controller board 4600 830 835 895 Parts removal 207 ...

Page 208: ...4 Remove the four screws A A A 4600 830 835 895 Parts removal 208 ...

Page 209: ... roller and separator pad removal 1 Open the front door 2 Press the latches A and then open the cover Warning Potential Damage Avoid damaging the MPF sensor ﬂag B when removing the cover A A B 3 Using a 1 Phillips screwdriver remove the two screws C 4600 830 835 895 Parts removal 209 ...

Page 210: ...4 Hold the end of the shaft D and then pull out the roller to remove it C D 5 Remove the two E clips A A A 6 Move the roller B to the left and then remove the pin C 4600 830 835 895 Parts removal 210 ...

Page 211: ...ve the hub D and roller E to the right C B E D 8 Push the separator pad F to the right F 9 Push down the pad to remove it Warning Potential Damage Do not lose the spring G 4600 830 835 895 Parts removal 211 ...

Page 212: ...ve the screw A A 3 Open the controller board access cover disconnect the cable JMPFPP1 and then release the cable 4 Remove the sensor Installation note Pay attention to the position of the MPF sensor ﬂag when installing the sensor 4600 830 835 895 Parts removal 212 ...

Page 213: ...ove the MPF pick roller and separator pad See MPF pick roller and separator pad removal on page 209 3 Remove the two screws A 4 Remove the input guide Front USB port removal 1 Remove the right cover See Right cover removal on page 186 2 Remove the nameplate See Nameplate removal on page 201 4600 830 835 895 Parts removal 213 ...

Page 214: ...3 Remove the two screws A A 4 Open the front door 5 Remove the screw B 6 Disconnect the cable JPHONE2 from the controller board 4600 830 835 895 Parts removal 214 ...

Page 215: ...7 Lift the stopper C and then remove the front USB port C D 4600 830 835 895 Parts removal 215 ...

Page 216: ...om the printer when removal of the input AC voltage is required CAUTION SHOCK HAZARD The low voltage power supply LVPS may have residual voltage present To avoid the risk of electrical shock do not touch its circuit components Only handle it by its metal housing 1 Remove the rear cover See Rear door and cover removal on page 234 2 Disconnect the cable A and then remove the screws B B B A 4600 830 ...

Page 217: ...3 Disconnect the cable C under the printer and then remove the two screws D D D C 4600 830 835 895 Parts removal 217 ...

Page 218: ...the power supply Duplex assembly removal 1 Remove the rear cover See Rear door and cover removal on page 234 2 Remove the power supply See Power supply removal on page 216 3 Position the printer on its right side 4600 830 835 895 Parts removal 218 ...

Page 219: ... screw B on the left side of the printer B A 5 Remove the power supply shield 6 Remove the four screws C 7 Remove the duplex Note Make sure that the duplex link D stays attached to the duplex assembly 4600 830 835 895 Parts removal 219 ...

Page 220: ...t removal 1 Remove the rear cover See Rear door and cover removal on page 234 2 Remove the power supply See Power supply removal on page 216 3 Remove the duplex See Duplex assembly removal on page 218 4600 830 835 895 Parts removal 220 ...

Page 221: ...frame and then remove the sensors 5 Open the controller board access cover and then disconnect the cable JDUPPI1 6 Remove the cables Installation note Route the sensor input cable A and sensor duplex cable B as shown 4600 830 835 895 Parts removal 221 ...

Page 222: ...x See Duplex assembly removal on page 218 4 Remove the right cover See Right cover removal on page 186 5 Disconnect the cable JINDEX1 6 Remove the screw A A 7 Remove the sensor Sensor toner density removal 1 Remove the rear cover See Rear door and cover removal on page 234 2 Remove the power supply See Power supply removal on page 216 4600 830 835 895 Parts removal 222 ...

Page 223: ...lex See Duplex assembly removal on page 218 4 Position the printer on its left side 5 Remove the spring A and the two screws B B A B 6 Disconnect the cable and then remove the sensor 4600 830 835 895 Parts removal 223 ...

Page 224: ...nd cam c Apply RheoGel 793 to the point of contact to the lower edge B where the wiper bracket glides B A Sensor paper present removal 1 Remove the rear cover See Rear door and cover removal on page 234 2 Remove the power supply See Power supply removal on page 216 3 Remove the duplex See Duplex assembly removal on page 218 4600 830 835 895 Parts removal 224 ...

Page 225: ...4 Disconnect the cable from the sensor A A 4600 830 835 895 Parts removal 225 ...

Page 226: ...cover See Rear door and cover removal on page 234 2 Remove the power supply See Power supply removal on page 216 3 Remove the duplex See Duplex assembly removal on page 218 4 Open the controller board access cover and then disconnect the cable JACM1 4600 830 835 895 Parts removal 226 ...

Page 227: ...5 Detach the spring A and then remove the screw B and sensor ﬂag B A 6 Remove the screw C and sensor C 4600 830 835 895 Parts removal 227 ...

Page 228: ...removal on page 218 4 Remove the screw A A 5 Lift the pick roller assembly and then rotate the sensor ﬂag to remove it Installation notes a Lift the pick roller assembly b Install the ﬂag as shown Notes Make sure that the bar A is between the ﬁngers of the ﬂag B Make sure that the two bosses C are inside the holes Make sure that the ﬁnger D is aligned with the sensor E 4600 830 835 895 Parts remov...

Page 229: ...B A C D E E 4600 830 835 895 Parts removal 229 ...

Page 230: ...ove the main drive gearbox See Main drive gearbox removal on page 178 3 Remove the rear cover See Rear door and cover removal on page 234 4 Remove the power supply See Power supply removal on page 216 5 Remove the duplex See Duplex assembly removal on page 218 4600 830 835 895 Parts removal 230 ...

Page 231: ...6 Remove the six screws A and unhook the spring B A A B 7 Remove the pick roller assembly and the media present sensor ﬂag 4600 830 835 895 Parts removal 231 ...

Page 232: ...Pick lift motor gearbox removal 1 Remove the rear cover See Rear door and cover removal on page 234 2 Remove the power supply See Power supply removal on page 216 3 Remove the duplex See Duplex assembly removal on page 218 4 Remove the six screws A 4600 830 835 895 Parts removal 232 ...

Page 233: ...5 Detach the spring B A A B 6 Lift the pick roller assembly 7 Disconnect the cable from the gearbox 8 Remove the gearbox 4600 830 835 895 Parts removal 233 ...

Page 234: ... 2 Remove the two screws A A 3 Remove the rear door and cover Fuser removal 1 Remove the rear cover See Rear door and cover removal on page 234 CAUTION HOT SURFACE The inside of the printer might be hot To reduce the risk of injury from a hot component allow the surface to cool before touching it 2 Remove the right cover See Right cover removal on page 186 3 Disconnect the cable JEXIT1 4600 830 83...

Page 235: ...nd check if the fuser shutter moves to the left and right Sensor bin full removal 1 Remove the right cover See Right cover removal on page 186 2 Remove the left cover See Left cover removal on page 177 3 Remove the rear cover See Rear door and cover removal on page 234 4 Remove the top cover See Top cover removal on page 238 5 Remove the redrive assembly See Redrive assembly removal on page 236 46...

Page 236: ... Remove the left cover See Left cover removal on page 177 3 Remove the rear cover See Rear door and cover removal on page 234 4 Remove the top cover See Top cover removal on page 238 5 Disconnect the cables JNRW1 and JFUTHM1 from the controller board 6 Remove the four screws A and the cable B B A 7 Remove the redrive assembly 4600 830 835 895 Parts removal 236 ...

Page 237: ...he left cover See Left cover removal on page 177 3 Remove the redrive assembly See Redrive assembly removal on page 236 4 Remove the two screws A and then detach the reverse solenoid Note Do not disconnect the reverse solenoid cable from the controller board A 4600 830 835 895 Parts removal 237 ...

Page 238: ...removals Top cover removal 1 Remove the right cover See Right cover removal on page 186 2 Remove the left cover See Left cover removal on page 177 3 Remove the rear cover See Rear door and cover removal on page 234 4 Open the front door 4600 830 835 895 Parts removal 238 ...

Page 239: ... removal 1 Remove the right cover See Right cover removal on page 186 2 Remove the left cover See Left cover removal on page 177 3 Remove the rear cover See Rear door and cover removal on page 234 4 Remove the top cover See Top cover removal on page 238 4600 830 835 895 Parts removal 239 ...

Page 240: ...Using a small ﬂat blade screwdriver or a sharp pencil mark the location of the printhead on the printer frame 6 Disconnect the printhead cable from the controller board 4600 830 835 895 Parts removal 240 ...

Page 241: ...screws A 8 Remove the printhead Installation note Perform all the mechanical and electronic adjustments to the printhead after replacing it See Printhead assembly adjustment on page 175 4600 830 835 895 Parts removal 241 ...

Page 242: ...Optional 250 550 sheet tray removals Separator roller assembly removal 1 Remove the tray insert 2 Under the tray remove the screw A 4600 830 835 895 Parts removal 242 ...

Page 243: ...3 Remove the screw B on the left side Do the same for the screw C on the opposite side 4 Remove the roller assembly 4600 830 835 895 Parts removal 243 ...

Page 244: ...4600 830 835 895 244 ...

Page 245: ...instability load each tray separately Keep all other trays closed until needed You can conﬁgure your printer by adding optional 250 or 550 sheet trays 1 Control panel 2 Standard bin 3 Controller board access cover 4 Standard 550 sheet tray 5 Optional 250 or 550 sheet tray 6 Multipurpose feeder 7 Door A Attaching cables CAUTION SHOCK HAZARD To avoid the risk of electrical shock do not set up this p...

Page 246: ...facturer s authorized replacement Warning Potential Damage To avoid loss of data or printer malfunction do not touch the USB cable any wireless network adapter or the printer in the areas shown while actively printing Use the To 1 USB printer port Connect the printer to a computer 2 Power cord socket Connect the printer to an electrical outlet 3 Ethernet port Connect the printer to a network 4 Par...

Page 247: ... rollers 1 Photoconductor drum 2 First input roller 3 MPF pick roller 4 Second input roller 5 Pick roller 6 Separator roller 7 Transfer roller 8 Fuser roller 9 Fuser exit roller 10 Paper exit roller 4600 830 835 895 Component locations 247 ...

Page 248: ...Duplex path rollers 1 Duplex rear roller 2 Duplex front roller 4600 830 835 895 Component locations 248 ...

Page 249: ... 1 Sensor input 2 Sensor MPF paper present 3 Sensor duplex 4 Sensor index 5 Sensor trailing edge 6 Sensor pass through 7 Sensor media present 8 Sensor fuser exit 9 Sensor narrow media bin full 4600 830 835 895 Component locations 249 ...

Page 250: ...5V 2 S_CART_ENC_CN 3 Ground JBARR1 Sensor cartridge barrel 1 V_5V_BARR 5V 2 S_TONER_LOW 3 Ground JUICC24 2 4 inch control panel FFC N A N A JUICC2L1 2 line control panel FFC N A N A JDUPSOL1 Reverse solenoid 1 24V 2 V_DUPSOL_CN_N JPH1 Printhead 1 LDEN_C 2 BOOST_CN 3 VDO_ADJ_C 4 Ground 5 LPOWER_C 6 SHADE_CN 7 Ground 8 VIDEO 9 VIDEO 10 no connection 11 HSYNC_CN 12 PH_ 5V JNRW1 Sensor narrow media 1 ...

Page 251: ...B_DEV_N 4 USB_DEV_GND JRIP1 Debug port 1 Ground 2 RXD0_RIP_CN 3 TXD0_RIP_CN 4 JRIP_100_ 5V JOPT1 Resettable fuse 1 24V_F_OPT 2 S_OPT_TXR 3 S_INPUT_FDT 4 S_OPT_RXR 5 Ground 6 5V_PHD JTDS1 Sensor toner density 1 S_TDS_LED_PWM 2 S_A_TDS_C 3 no connection 4 V_TDS 5V_C JDUPPI1 Sensor duplex and input 1 V_5V_DUPLEX 2 S_DUPLEX_C 3 no connection 4 V_5V_DUPLEX 5 S_PAPER_IN_C 6 Ground JFEED1 Feed solenoid 1...

Page 252: ...1 Sensor tray present 1 V_3 3V_TRAY1_P 2 S_TRAY1PP_C 3 Ground JMPFSOL1 MPF solenoid 1 V_MPFSOL 24V_MSF 2 V_MPFSOL JPSU1 Power supply 1 NC_JPSU1 2 PSU_DET_CN 3 CHARGE_C 4 SERVO_OUT_C 5 DEV_C 6 TXENABLE_C 7 TX_C 8 FUSER_RELAY 9 TAR_C 10 FUSER_ON_C 11 ZEROX_C 12 SHUTOFF_24V 13 24V_CONT 14 Ground 15 24V 16 Ground 17 24V 18 Ground 4600 830 835 895 Component locations 252 ...

Page 253: ...twork 1 Ground 2 NC_USB_DP 3 NC_USB_DM 4 Ground 5 USB_WIFI_P_CN 6 USB_WIFI_N_CN 7 Ground 8 no connection 9 ISP_RESET 10 5V 11 SDA_ISP 12 5V 13 SCL_ISP 14 5V_WIFI M1 Ground M2 Ground JRESET1 not used not used JCVR1 Cover open 1 V_5V_INDEX 2 S_INDEX_C 3 Ground JINDEX1 Sensor stack height 1 V_5V_INDEX 2 S_INDEX_C 3 Ground JSTAG1 Staging solenoid not used 4600 830 835 895 Component locations 253 ...

Page 254: ...cts to Pin no Signal JFUSB1 Thumb drive 1 V_FUSB_L 2 USB_FRONT_N 3 USB_FRONT_P 4 NC_JFUSB_P4 5 Ground JLIFT1 Motor ACM 1 V_5V_ACM 2 S_ACM_ENC_C 3 Ground 4 V_ACM_MOT2 5 ACM_MOT2 4600 830 835 895 Component locations 254 ...

Page 255: ...PART EVERY SERVICE CALL EVERY 200K Fuser Inspect Replace MPF pick roller and separator pad Inspect Replace Pick tires Inspect Replace Separator roller assembly Inspect Replace Transfer roller Inspect Replace Scheduled maintenance The control panel displays an 80 xx error when it reaches a preset number of page counts It is necessary to install the appropriate maintenance kit to maintain the print ...

Page 256: ...exit without resetting the counter Once initiated the operation cannot be canceled Cleaning the printer CAUTION SHOCK HAZARD To avoid the risk of electrical shock when cleaning the exterior of the printer unplug the power cord from the electrical outlet and disconnect all cables from the printer before proceeding Notes Perform this task after every few months Damage to the printer caused by improp...

Page 257: ...at is near the product and easily accessible Cleaning the printhead lenses 1 Open the front door 2 Remove the toner cartridge and imaging unit 3 From the printhead access opening A in the top of the frame at the front of the printer ﬁnd the printhead lens 4 Insert a soft lint free cloth in the opening and gently move the cloth back and forth along the surface of the lens to clean it 5 Repeat step ...

Page 258: ...lly used in the base machine or product Units FRU Refers to the number of units in a particular FRU Description A brief description of the part The following abbreviations are used in the parts catalog 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 Description column indicates that the part is contained in a...

Page 259: ...Assembly 1 Covers 9 8 7 6 4 3 2 1 5 4600 830 835 895 Parts catalog 259 ...

Page 260: ...r 3 41X1170 1 1 Rear door and cover Rear door and cover removal on page 234 4 41X1232 1 1 Rear access door 5 40X8521 1 1 Dust cover 6 41X1166 1 1 Right cover Right cover removal on page 186 7 41X1233 1 1 Right access cover 8 41X1164 1 1 Nameplate Nameplate removal on page 201 9 41X1168 1 1 Left cover Left cover removal on page 177 4600 830 835 895 Parts catalog 260 ...

Page 261: ...Assembly 2 Control panel 2 1 1 2 3 3 4 4 4600 830 835 895 Parts catalog 261 ...

Page 262: ... 4 inch display cover buttons and board removal on page 204 2 41X2258 1 1 Control panel covers MS622 Control panel 4 3 inch display cover buttons and board removal on page 205 3 41X1627 1 1 Control panel display assembly MS621 3 41X1628 1 1 Control panel display assembly MS622 4 41X2257 1 1 Control panel ﬂat cable MS621 4 41X2526 1 1 Control panel ﬂat cable MS622 4600 830 835 895 Parts catalog 262...

Page 263: ...Assembly 3 Electronics 1 4600 830 835 895 Parts catalog 263 ...

Page 264: ...number 2 Firmware update is required Controller board removal on page 194 3B 41X2512 1 1 Controller board MS622 This part is the original board for new printers 8th digit of printer serial number 2 This part can be installed on old printers 8th digit of printer serial number 0 or 1 The control panel ﬂat cable 41X2526 also needs to be installed Controller board removal on page 194 3B 41X1194 1 1 Co...

Page 265: ...Assembly 4 Electronics 2 2 5 1 3 4 4600 830 835 895 Parts catalog 265 ...

Page 266: ...ck lift motor gearbox removal on page 232 2 41X2259 1 1 Cooling fan Cooling fan removal on page 190 3 41X1214 1 1 Reverse solenoid Reverse solenoid removal on page 183 4 41X1237 1 1 Cartridge gearbox Cartridge gearbox removal on page 184 5 41X1213 1 1 MPF solenoid MPF solenoid removal on page 185 4600 830 835 895 Parts catalog 266 ...

Page 267: ...Assembly 5 Electronics 3 4 3 6 7 2 5 1 4600 830 835 895 Parts catalog 267 ...

Page 268: ...e 195 3 41X1211 1 1 Sensor bin full MS621 Sensor bin full removal on page 235 3 41X2260 1 1 Sensor bin full MS622 Sensor bin full removal on page 235 4 41X1209 1 1 Sensor front door Sensor front door removal on page 207 5 41X1236 1 1 Interconnect cable Interconnect cable removal on page 188 6 41X1238 1 1 Sensor tray present Sensor tray present removal on page 189 7 41X1210 1 1 Sensor MPF paper pre...

Page 269: ...Assembly 6 Electronics 4 2 1 4 3 6 5 4600 830 835 895 Parts catalog 269 ...

Page 270: ...plex and input Sensors duplex and input removal on page 220 3 41X1238 1 1 Sensor paper present Sensor paper present removal on page 224 4 40X8800 1 1 Paper present sensor ﬂag Paper present sensor ﬂag removal on page 228 5 40X8046 1 1 Sensor toner density Sensor toner density removal on page 222 6 40X8044 1 1 Sensor index Sensor index removal on page 222 4600 830 835 895 Parts catalog 270 ...

Page 271: ...Assembly 7 Paper transport 1 1 2 3 4 5 6 4600 830 835 895 Parts catalog 271 ...

Page 272: ...2 41X1184 1 1 Front input guide Front input guide removal on page 213 3 41X1176 1 1 Duplex assembly Duplex assembly removal on page 218 4 41X1182 1 1 MPF gearbox MPF gearbox removal on page 179 5 41X2255 1 1 Fuser actuator Fuser actuator removal on page 182 6 41X2256 1 1 Redrive gear plate Redrive gear plate removal on page 237 4600 830 835 895 Parts catalog 272 ...

Page 273: ...Assembly 8 Paper transport 2 5 1 4 4 3 2 4600 830 835 895 Parts catalog 273 ...

Page 274: ... 1 MPF pick roller and separator pad MPF pick roller and separator pad removal on page 209 3 41X1196 1 1 Pick roller assembly Pick roller assembly removal on page 230 4 41X1198 2 2 Pick tire 5 41X1204 1 1 Redrive assembly MS621 Redrive assembly removal on page 236 5 41X2261 1 1 Redrive assembly MS622 Redrive assembly removal on page 236 4600 830 835 895 Parts catalog 274 ...

Page 275: ...Assembly 9 MPF and standard tray 1 3 2 4600 830 835 895 Parts catalog 275 ...

Page 276: ...mach Units FRU Description Removal procedure 1 41X2605 1 1 MPF with front access cover MPF with front access cover removal on page 201 2 41X1987 1 1 Standard 550 sheet tray insert 3 41X1212 1 1 Separator roller assembly 4600 830 835 895 Parts catalog 276 ...

Page 277: ...Assembly 10 Optional trays 2 4 3 1 4600 830 835 895 Parts catalog 277 ...

Page 278: ...ptional 550 sheet tray 1 41X1217 1 1 Optional 250 sheet tray 2 41X1239 1 1 Pick roller 3 41X1222 1 1 550 sheet tray insert optional tray 3 41X1221 1 1 250 sheet tray insert optional tray 4 41X1212 1 1 Separator roller assembly Separator roller assembly removal on page 242 4600 830 835 895 Parts catalog 278 ...

Page 279: ...pad Pick tires Separator roller assembly Transfer roller N A NS 41X1225 1 1 Maintenance Kit 110 V Fuser 110 V MPF pick roller and separator pad Pick tires Separator roller assembly Transfer roller N A NS 41X1226 1 1 Maintenance Kit 220 V Fuser 220 V MPF pick roller and separator pad Pick tires Separator roller assembly Transfer roller N A 4600 830 835 895 Parts catalog 279 ...

Page 280: ...4600 830 835 895 Parts catalog 280 ...

Page 281: ...rean NS 41X1016 1 1 Font card Japanese NS 41X1372 1 1 Marknet N8370 Rear WiFi NS 41X1872 1 1 Marknet N8372 Front WiFi FSM NS 40X8523 1 1 RS 232C Serial Interface card NS 40X8524 1 1 Parallel 1284 B Interface card NS 41X2051 1 1 Parallel card thin MS521 NS 41X1945 1 1 MarkNet N8230 Fiber Ethernet 100BASE FX LC 1000BASE SX LC Fiber side backpack NS 41X2055 1 1 Smart card NS 40X1367 1 1 Parallel cabl...

Page 282: ...4600 830 835 895 282 ...

Page 283: ...aws may be substantially higher than the average Values are subject to change See www lexmark com for current values Sleep Mode This product is designed with an energy saving mode called Sleep Mode The Sleep Mode saves energy by lowering power consumption during extended periods of inactivity The Sleep Mode is automatically engaged after this product is not used for a speciﬁed period of time calle...

Page 284: ...or the printer Leave enough room to open trays covers and doors and to install hardware options Set up the printer near an electrical outlet CAUTION POTENTIAL INJURY To avoid the risk of ﬁre or electrical shock connect the power cord to an appropriately rated and properly grounded electrical outlet that is near the product and easily accessible CAUTION SHOCK HAZARD To avoid the risk of electrical ...

Page 285: ...e following measurements were made in accordance with ISO 7779 and reported in conformance with ISO 9296 Note Some modes may not apply to your product 1 meter average sound pressure dBA Printing 55 Scanning N A Copying N A Ready 15 Values are subject to change See www lexmark com for current values 4600 830 835 895 Printer speciﬁcations 285 ...

Page 286: ...mation Ambient operating temperature 10 to 32 C 50 to 90 F Shipping temperature 20 to 40 C 4 to 104 F Storage temperature and relative humidity 0 to 40 C 32 to 104 F 8 to 80 RH 4600 830 835 895 Printer speciﬁcations 286 ...

Page 287: ...t N8370 Marknet N8372 Local Interface Cards RS 232C Serial Interface Card2 Parallel 1284 B Interface Card2 Thin Parallel Marknet N8230 Fiber Ethernet 100BASE FX LC 1000BASE SX LC Fiber side backpack MS622 Input output conﬁgurations and capacities Input sources Printer model Number of standard trays Maximum number of optional trays Maximum number of trays MS621 B2650 2 3 5 MS622 M3250 2 3 5 The pri...

Page 288: ...per capacity means 20 lb xerographic paper at ambient environment per sheet Output destinations Printer model Number of standard destinations MS621 B2650 1 MS622 M3250 1 Output capacities Printer model Standard output capacity Maximum output capacity MS621 B2650 250 250 MS622 M3250 250 250 Paper capacity means 20 lb xerographic paper at ambient environment per sheet 4600 830 835 895 Options and fe...

Page 289: ...ailure is detected then it is reported to the printer If the POR sequence cannot be completed successfully then the printer may post an error message The message states that service may be needed Print cycle operation Print engine layout 1 Printhead 2 Toner cartridge 3 Imaging unit 4 Transfer roller 5 Fuser 4600 830 835 895 Theory of operation 289 ...

Page 290: ...Print cycle Flowchart EXPOSE CLEAN CHARGE DEVELOP IMAGING UNIT PAPER TRANSFER FUSE 4600 830 835 895 Theory of operation 290 ...

Page 291: ...ative electrical charge is applied by the charge roller to the surface of the photoconductor drum The photoconductive properties of the surface material allow it to hold the charge as long as it is not exposed to light 4600 830 835 895 Theory of operation 291 ...

Page 292: ...hat contacts the surface of the photoconductor drum The light turns on or off coinciding with the digital latent image The light causes areas of the photoconductor drum surface to lose charge resulting in a relative opposite polarity 4600 830 835 895 Theory of operation 292 ...

Page 293: ...or drum The developer unit applies the toner from the toner cartridge to the photoconductor drum The difference in charge causes the toner particles to attract to the photoconductor drum areas which are exposed to light 4600 830 835 895 Theory of operation 293 ...

Page 294: ...ative opposite polarities between the paper from the transfer roller and the photoconductor drum from the charge roller the charge attracts the toner onto the paper Clean The cleaning blade removes the toner residue from the photoconductor drum The cycle charge expose develop transfer and clean repeats until the whole image is transferred to the paper 4600 830 835 895 Theory of operation 294 ...

Page 295: ...ed to the surface For the ﬁnal part of printing the paper is transported to the fuser where heat and pressure are applied to it As a result the toner particles melt and permanently fuse with the paper completing the print process The print cycle repeats for the succeeding pages 4600 830 835 895 Theory of operation 295 ...

Page 296: ...Printer operation Printer sections 1 Bin 2 Printhead 3 Imaging unit 4 Toner cartridge 5 MPF 6 Tray 7 Transfer roller 8 Paper paths 9 Fuser 4600 830 835 895 Theory of operation 296 ...

Page 297: ...nsfer roller 8 Fuser 9 Fuser exit roller 10 Paper exit roller The pick roller picks and feeds the paper to the separator roller The separator roller feeds the paper to the second input roller which feeds it to the ﬁrst input roller For MPF print jobs the MPF pick roller picks and feeds the paper to the ﬁrst input roller 4600 830 835 895 Theory of operation 297 ...

Page 298: ...tly bond the toner to the paper After printing the printer ejects the paper by the exit roller Two sided print job 1 Duplex rear roller 2 Duplex front roller After the ﬁrst side is printed the paper is diverted to the top of the paper exit roller The duplex path opens and then the paper reverses direction to get its opposite page printed The paper travels along the duplex path until it reenters th...

Page 299: ...k paper from the tray Note The sensor in the standard tray is supported only in some printer models 5 Sensor trailing edge Detects the trailing edge of the paper fed from the tray 6 Sensor pass through Detects paper fed from tray 2 7 Sensor media present Detects if paper is in the tray Note The sensor in the standard tray is supported only in some printer models 8 Sensor fuser exit Detects the pap...

Page 300: ...conductor 6 Fuser 7 Paper exit 8 Duplex The gearbox provides mechanical power to the printer Its motor transfer power through a number of gears to the following parts MPF paper input transfer roll photoconductor drum fuser paper exit and duplex 4600 830 835 895 Theory of operation 300 ...

Page 301: ...oper height for picking After the pick roller is in position it feeds the topmost paper to the separator roller The separator roller rotates in a direction opposite to the pick roller to ensure that only one sheet is fed at a time The motor pick lift controls the pick roller and lift plate The lift plate in the standard tray is supported only in some printer models 4600 830 835 895 Theory of opera...

Page 302: ...4600 830 835 895 302 ...

Page 303: ...ctrophotographic Process EPROM Erasable Programmable Read Only Memory ESD Electrostatic Discharge FRU Field Replaceable Unit GB Gigabyte HCF High Capacity Feeder HCIT High Capacity Input Tray HCOF High Capacity Output Finisher HVPS High Voltage Power Supply ITU Image Transfer Unit K Black LCD Liquid Crystal Display LDAP Lightweight Directory Access Protocol LED Light Emitting Diode LVPS Low Voltag...

Page 304: ...Power On Self Test PSD Position Sensing Device PWM Pulse Width Modulation RIP Raster Imaging Processor ROM Read Only Memory SDRAM Synchronous Dual Random Access Memory SIMM Single Inline Memory Module SRAM Static Random Access Memory TPS Toner Patch Sensing UPR Used Parts Return V ac Volts alternating current V dc Volts direct current VTB Vacuum Transport Belt Y Yellow 4600 830 835 895 Acronyms 30...

Page 305: ...menu accessing 140 E electrostatic sensitive parts 154 embedded solutions 160 emission notices 285 error codes 0 99 99 102 111 error messages 107 121 error messages 108 126 error messages 114 128 error messages 116 133 error messages 119 140 error messages 120 155 error messages 121 161 error messages 122 162 164 error messages 123 166 168 error messages 124 171 error messages 127 200 paper jam me...

Page 306: ...r jam in door A 68 paper jam in the duplex unit 73 paper jam in the multipurpose feeder 74 paper jam in the rear door 71 paper jam in trays 74 paper jam clearing in the duplex unit 73 in the multipurpose feeder 74 in the rear door 71 trays 74 paper jams avoiding 66 paper jams clearing in the standard bin 72 paper path duplex 297 paper path simplex 297 parallel port 245 parts catalog legend 258 pow...

Page 307: ...vals cartridge gearbox 184 control panel assembly MS621dn 202 control panel assembly MS622de 203 control panel assembly MS622dte 203 control panel board MS621dn 204 control panel board MS622de 205 control panel board MS622dte 205 duplex assembly 218 duplex sensor 220 front input guide 213 front USB port 213 fuser 234 fuser actuator 182 input sensor 220 interconnect cable 188 jam access 206 left co...

Page 308: ...prints 61 ﬁne lines are not printed correctly 58 folded or wrinkled paper 41 gray background on prints 27 horizontal light bands 49 incorrect margins on prints 62 paper curl 40 print is too dark 35 print is too light 37 repeating defects 45 skewed print 46 solid black pages 42 streaked vertical lines appear on prints 48 toner rubs off 63 toner specks appear on prints 64 vertical dark bands 51 vert...

Page 309: ...281 41X1006 PRESCRIBE card 281 41X1010 User Flash Memory 256MB 281 41X1013 Font card Simpliﬁed Chinese 281 41X1014 Font card Traditional Chinese 281 41X1015 Font card Korean 281 41X1016 Font card Japanese 281 41X1026 Hard disk 500GB USB 281 41X1158 Bezel MS621 262 41X1159 Bezel MS622 262 41X1162 Toner cartridge smart chip contact 268 41X1164 Nameplate 260 41X1166 Right cover 260 41X1168 Left cover...

Page 310: ... present 268 41X1211 Sensor bin full MS621 268 41X1212 Separator roller assembly 276 278 41X1213 MPF solenoid 266 41X1214 Reverse solenoid 266 41X1216 Optional 550 sheet tray 278 41X1217 Optional 250 sheet tray 278 41X1221 250 sheet tray insert optional tray 278 41X1222 550 sheet tray insert optional tray 278 41X1224 Main drive gearbox 264 41X1225 Maintenance Kit 110 V 279 41X1226 Maintenance Kit ...

Page 311: ... Standard 550 sheet tray insert 276 41X1988 Sensor cartridge barrel 268 41X1989 Pick lift motor gearbox 266 41X2051 Parallel card thin MS521 281 41X2055 Smart card 281 41X2255 Fuser actuator 272 41X2256 Redrive gear plate 272 41X2257 Control panel ﬂat cable MS621 262 41X2258 Control panel covers MS622 262 41X2259 Cooling fan 266 41X2260 Sensor bin full MS622 268 41X2261 Redrive assembly MS622 274 ...

Page 312: ...4600 830 835 895 Part number index 312 ...

Page 313: ...22 262 41X1194 Controller board MS621 264 41X1195 Controller board MS622 264 41X2512 Controller board MS622 264 41X2259 Cooling fan 266 41X1176 Duplex assembly 272 40X8521 Dust cover 260 41X1016 Font card Japanese 281 41X1015 Font card Korean 281 41X1013 Font card Simpliﬁed Chinese 281 41X1014 Font card Traditional Chinese 281 41X1002 Forms and Bar Code card 281 41X1184 Front input guide 272 41X22...

Page 314: ...l 250 sheet tray 278 41X1216 Optional 550 sheet tray 278 41X1231 Output extender 260 40X8800 Paper present sensor ﬂag 270 40X8524 Parallel 1284 B Interface card 281 40X1367 Parallel cable 10 feet 281 41X2051 Parallel card thin MS521 281 41X1239 Pick roller 278 41X1196 Pick roller assembly 274 41X1198 Pick tire 274 41X1989 Pick lift motor gearbox 266 41X1201 Power supply 100V 110V 264 41X1202 Power...

Page 315: ...270 41X1210 Sensor MPF paper present 268 41X1238 Sensor paper present 270 40X8046 Sensor toner density 270 41X1208 Sensor trailing edge 270 41X1238 Sensor tray present 268 41X1212 Separator roller assembly 276 278 41X2055 Smart card 281 3086579 Software CD 281 41X1987 Standard 550 sheet tray insert 276 41X1162 Toner cartridge smart chip contact 268 41X1172 Top cover 260 40X8393 Transfer roller 274...

Page 316: ...4600 830 835 895 Part name index 316 ...

Page 317: ...SOR MPF PAPER PRESENT SENSOR DUPLEX SENSOR INPUT MPF SOLENOID SENSOR TRAY PRESENT SENSOR PAPER PRESENT SENSOR INDEX THUMB DRIVE TRAY OPTIONS AUTO CONNECT SENSOR COVER OPEN SENSOR TRAILING EDGE IMAGING UNIT CONTACTS OPC CHARGE TRANSFER ROLL SPRING FUSER ASSEMBLY CONTROL PANEL PCN5 PCN1 PCN2 PCN3 PCN4 Sw1 PCN6 PCN7 PCN7 SENSOR TONER DENSITY PCN 5 CARTRIDGE SMART CHIP CONTACT IMAGING UNIT SMART CHIP ...

Page 318: ...OW SENSOR ACM MOTOR MAIN MOTOR LIFT PICK SENSOR PAPER PRESENT SENSOR MPF SOLENOID MPF PRINTHEAD SENSOR BIN FULL SOLENOID REVERSE THUMB DRIVE USB MALE PLUG TYPE A ETHERNET SENSOR DUPLEX TRAY OPTIONS AUTOCONNECT FAN SENSOR INPUT IMAGING UNIT CONTACTS OPC CHARGE TRANSFER ROLL SPRING SENSOR TRAY PRESENT FUSER ASSEMBLY SECURE CARD FUSER ASSEMBLY SENSOR INDEX CARTRIDGE SMART CHIP CONTACT SENSOR CARTRIDG...

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