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Kyocera C5020N - FS Color LED Printer, Service Manual

The Kyocera C5020N - FS Color LED Printer is a high-quality printing solution equipped with advanced technology for efficient and vibrant color printing. Enhance your printing experience with this reliable device by downloading the free User Manual from our website. Explore its numerous features and maximize your productivity today.

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2F3/2F4

2-1-14

(2) Waste toner ejecting mechanism

The waste toner which is ejected from the drum units drops on the waste toner conveyer through a duct. The waste toner
is conveyed towards the primary transfer cleaning unit, finally stored in the waste toner box.

Figure 2-1-18 Waste toner ejecting mechanism

Waste toner box

Waste toner

Waste toner duct

From
magenta
drum unit

From
cyan
drum unit

Primary transfer 
cleaning unit

From
black
drum unit

From
yellow
drum unit

: Waste toner flow

Summary of Contents for C5020N - FS Color LED Printer

Page 1: ...SERVICE MANUAL Published in September 2006 842F3115 2F3SM065 Rev 5 FS C5020N FS C5030N ...

Page 2: ... 8 July 2005 1 1 1 1 1 2 1 1 3 1 1 4 1 3 9 1 4 10 1 5 3 1 5 4 1 5 5 1 5 6 1 5 17 1 5 18 1 5 19 1 5 20 1 5 25 1 5 33 1 6 13 1 6 23 1 6 42 1 6 47 1 6 49 1 6 52 2 1 10 2 1 16 2 1 19 2 1 20 2 2 2 2 3 3 2 4 25 Combined 24 ppm printer 2F4 5 14 September 2006 1 4 3 1 4 4 1 4 5 1 4 6 1 4 7 1 4 15 1 6 1 1 6 22 1 6 23 1 6 24 ...

Page 3: ...is 1 5 3 1 Self diagnostic function 1 5 3 2 Self diagnostic code 1 5 3 1 5 3 Electrical problems 1 5 21 1 5 4 Image formation problems 1 5 24 1 6 Assembly and Disassembly 1 6 1 Precautions for assembly and disassembly 1 6 1 1 Precautions 1 6 1 1 6 2 Outer covers 1 6 2 1 Detaching and refitting the top cover 1 6 2 2 Detaching and refitting the rear cover 1 6 3 3 Detaching and refitting the right co...

Page 4: ...er drive unit 1 6 49 4 Detaching and refitting the toner motor 1 2 3 and 4 1 6 50 5 Detaching and refitting the ozone filters 1 6 51 6 Detaching and refitting the waste toner duct 1 6 52 1 7 Firmware 1 7 1 Downloading firmware 1 7 1 1 Downloading the firmware from the parallel interface 1 7 2 2 Downloading the firmware from the memory card 1 7 3 2 1 Mechanical Construction 2 1 1 Paper feed section...

Page 5: ...chart No 10 MP tray Transparency 16 ppm printer 2 4 10 11 Timing chart No 11 Paper cassette A4 size 24 ppm printer 2 4 11 12 Timing chart No 12 Paper cassette Legal size 24 ppm printer 2 4 12 13 Timing chart No 13 Paper cassette Letter size 24 ppm printer 2 4 13 14 Timing chart No 14 MP tray A4 size 24 ppm printer 2 4 14 15 Timing chart No 15 MP tray Legal size 24 ppm printer 2 4 15 16 Timing char...

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Page 7: ...rsonnel to ensure the safety of their customers their machines as well as themselves during maintenance activities Service personnel are advised to read this booklet carefully to familiarize themselves with the warnings and precautions described here before engaging in maintenance activities ...

Page 8: ... this symbol CAUTION Bodily injury or damage to property may result from insufficient attention to or incorrect compliance with warning messages using this symbol Symbols The triangle symbol indicates a warning including danger and caution The specific point of attention is shown inside the symbol General warning Warning of risk of electric shock Warning of high temperature indicates a prohibited ...

Page 9: ... or dusty place This may cause fire or electric shock Do not install the printer near a radiator heater other heat source or near flammable material This may cause fire Allow sufficient space around the printer to allow the ventilation grills to keep the machine as cool as possible Insufficient ventilation may cause heat buildup and poor copying performance Always handle the machine by the correct...

Page 10: ...carefully Always check that the printer is correctly connected to an outlet with a ground connection Check that the power cable covering is free of damage Check that the power plug is dust free If it is dirty clean it to remove the risk of fire or electric shock Never attempt to disassemble the optical unit in machines using lasers Leaking laser light may damage eyesight Handle the charger section...

Page 11: ...r trapped wire and missing screws Check that all the caution labels that should be present on the machine according to the instruction handbook are clean and not peeling Replace with new ones if necessary Handle greases and solvents with care by following the instructions below Use only a small amount of solvent at a time being careful not to spill Wipe spills off completely Ventilate the room wel...

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Page 13: ...by mode 16 seconds or less A4 Sleep mode 96 seconds or less A4 Warm up time Sleep mode 80 seconds or less room temperature 23 C 60 RH Power on 80 seconds or less room temperature 23 C 60 RH Paper feed system One universal cassette and one MP tray Paper loading capacity Cassette 500 sheets 80 g m2 0 11 µm MP tray 100 sheets 80 g m2 0 11 µm Paper eject system Face down 250 sheets 80 g m2 0 11 µm equ...

Page 14: ...bar code 45 types Two dimensional bar code 1 type PDF 417 d Connectivity plug play Windows 95 98 ME NT4 0 2000 XP SNMP KM NET viewer Resolution 600 600 dpi multi 4 bit Dimensions Main unit 385 345 470 mm 15 2 13 6 18 5 W D H Weight Main unit 22 kg 48 6 lbs not including toner containers Power source 220 240 V AC 50 60 Hz European countries 120 V AC 60 Hz U S A Canada Power consumption Maximum 1061...

Page 15: ...pages minutes First print time Standby mode 12 seconds or less A4 Sleep mode 72 seconds or less A4 Warm up time Sleep mode 60 seconds or less room temperature 23 C 60 RH Power on 80 seconds or less room temperature 23 C 60 RH Paper feed system One universal cassette and one MP tray Paper loading capacity Cassette 500 sheets 80 g m2 0 11 µm MP tray 100 sheets 80 g m2 0 11 µm Paper eject system Face...

Page 16: ...l bar code 45 types d Connectivity plug play Windows 95 98 ME NT4 0 2000 XP SNMP KM NET viewer Resolution 600 600 dpi multi 4 bit Dimensions Main unit 385 345 470 mm 15 2 13 6 18 5 W D H Weight Main unit 23 kg 50 8 lbs not including toner containers Power source 220 240 V AC 50 60 Hz European countries 120 V AC 60 Hz U S A Canada Power consumption Maximum 1112 W 220 240 V model 1095 W 120 V model ...

Page 17: ... cover 13 Waste toner box 14 Power switch 15 Magenta main charger unit 16 Cyan main charger unit 17 Yellow main charger unit 18 Black main charger unit 19 Main charger wire cleaner 20 Lens cleaner 21 Rear cover 22 Fuser cover 23 Paper feed unit release lever 24 Memory card slot 25 AC inlet 26 Optional interface slot 27 Parallel interface connector 28 USB interface connector 29 Network interface co...

Page 18: ...or INTERFACE 3 Paper size indicator SIZE 4 Paper type indicator TYPE 5 Ready indicator READY 6 Data indicator DATA 7 Attention indicator ATTENTION 8 t key Left 9 u key Right 10 p key Up 11 q key Down 12 MENU key 13 ENTER key 14 CANCEL key 15 GO key 1 2 3 4 5 6 7 8 9 AT AL AN AK AM AO ...

Page 19: ...t 5 Black developer unit 6 Yellow developer unit 7 Cyan developer unit 8 Magenta developer unit 9 Black toner container 10 Yellow toner container 11 Cyan toner container 12 Magenta toner container 13 Primary transfer unit 14 Primary transfer cleaning unit 15 MP tray 16 MP tray feed unit 17 Feed unit 18 Fuser unit 19 Controller box 20 Face down tray unit vertical path 21 Paper cassette BT AN AR AR ...

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Page 21: ... Hz 2 60 Hz 2 5 installation location Avoid direct sunlight or bright lighting Ensure that the photo conductor will not be exposed to direct sunlight or other strong light when removing paper jams Avoid extremes of temperature and humidity abrupt ambient temperature changes and hot or cold air directed onto the machine Avoid dust and vibration Choose a surface capable of supporting the weight of t...

Page 22: ...2F3 2F4 1 2 2 This page is intentionally left blank ...

Page 23: ...ing and installation 1 Installation procedure Figure 1 3 1 Unpacking Installing the toner containers Installing the waste toner box Start Loading paper Connecting the cables Printing a status page for test Completion of the machine installation ...

Page 24: ...ific countries U S A Canada 1 6 7 7 2 3 4 5 8 1 Printer 2 Document and software Installation guide Basic operation guide CD ROMs 3 Magenta toner container 4 Cyan toner container 5 Yellow toner container 6 Black toner container 7 Waste toner boxes one is a spare 8 Power cord ...

Page 25: ...2F3 2F4 1 3 3 1 Open the top cover and remove the packing item 2 Remove the packing cover and all packing tapes Figure 1 3 4 Packing cover Packing item Top cover ...

Page 26: ...the toner inside Figure 1 3 5 2 Open the top cover 3 Install the black toner container into the printer The black toner container must be installed in the front most developer Figure 1 3 6 Installing the toner containers Black toner container Black toner container Top cover ...

Page 27: ...firmly until it locks in the developer Figure 1 3 7 5 Turn the lock lever backward to the lock position 6 Install other toner containers in the same procedure 7 Close the top cover Figure 1 3 8 Black toner container Magenta Cyan Lock lever Yellow Black ...

Page 28: ...from the printer 2 Adjust the paper guides and the paper stop per according to the paper size to be used 3 Turn the dial so that the size of the loaded paper is indicated in the paper size indica tion window Figure 1 3 10 Installing the waste toner box Waste toner box Side cover Loading paper Paper cassette Paper size window ...

Page 29: ...he following key operation to print a status page for test Press the MENU key when Ready is dis played tus Page Press the ENTER key to display Print Sta tus Page Press the ENTER key Processing will be displayed and the status page will be printed When printing is complete Ready will appear again 2 Check to see if the status page is properly printed Connecting the cable Parallel USB Ethernet AC inl...

Page 30: ...s on Doing so may cause damage to the printer and the expansion memory 2 If a memory card is currently installed in the memory card slot See the figure remove the memory card first 3 Remove two screws and then remove the main controller PWB Figure 1 3 12 Memory card slot Main controller PWB 16 ppm printer Main controller PWB 24 ppm printer Screw Screw Screw Screw ...

Page 31: ...ocket 7 Reattach the main controller PWB in the printer 8 Print a status page to check the memory expansion If memory expansion has been properly performed information on the installed memory is printed with the total memory capacity has been increased standard memory capacity 128 MB Figure 1 3 13 Main controller PWB 16 ppm printer Main controller PWB 24 ppm printer Stopper Stopper Memory socket M...

Page 32: ...Do not insert or remove memory card while printer power is on Doing so may cause damage to the printer and the mem ory card 2 Insert the memory card into the memory card slot 3 Format the memory card before use Refer to the operation guide Figure 1 3 14 Memory card slot Memory card slot Memory card ...

Page 33: ...uick configuration guide Figure 1 3 16 Network interface card Optional interface slot Network interface cards avilable Part number Specifications Remarks Cover Screws Screws IB 22 IB 22 IB 21E IB 20 Compatible to IEEE 802 11b 10 Base TX 100 Base TX 10 Base TX 100 Base TX 10 Base2 Wireless LAN Network interface card Network cable Item Setting Network configuration ex IB 22 Ad hoc 802 11 Ad hoc Infr...

Page 34: ...the two screws and remove the optional interface slot cover 3 Insert the hard disk unit into the optional interface slot 4 Use the two screws to secure the hard disk unit 5 Format the hard disk unit Refer to the operation guide Figure 1 3 17 Hard disk unit HD 4 Optional interface slot Cover Screws Screws ...

Page 35: ...times until Service is displayed 2 3 4 5 Press the qor pkey several times until Other is displayed To print a status page for service purpose See page 1 4 2 To print an event log EVENT LOG Displayed when FRPO I1 is set to 1 See page 1 4 9 Print Event Log To print a test page See page 1 4 14 Maintenence To reset the counter after replacing the maintenance kit See page 1 4 15 DEV CLN Drum To perform...

Page 36: ... 1 6 Toner Coverage Average Y 9277 4 0 1 0 0 0 0 0 0 Toner Coverage Last Page K C M Y Toner Coverage Service information Refer to next page Toner coverage Firmware version 2F3_3000 001 003 Service Information Released 15 Mar 2005 2F3_1100 001 000 2F3_1000 001 006 C1 22 00A 03 03 Printed page s 9690 P00 S00 U00 F00 N00 D10 DM0301 DAN 0002001001210052 0020 0020 1061 0811 0 0 0 0 0 0 0 0 0 0 0 0 0 0 ...

Page 37: ...22235E SPD2 0203040508090A0B0C0D0F101112131415161718191A1B1C1D1E1F202122235E 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 DN SPL9200007 SPL9200007 SPL9200007 SPL9200007 SN S...

Page 38: ...0 0000000000000000 0000000000000000 0000000000000000 DN SPL9200007 SPL9200007 SPL9200007 SPL9200007 SN SPL9200010 1 6 7 8 9 AT AK AL AM AN AO AP AQ AR BL BM BN BO BP BQ CN CO CP CQ CR CS DT DK DL DM DN DO DP DQ BR BS CTCK CL CM AS BT BK 2 3 4 5 CT01 0000 0000 0000 0000 CT02 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 CT03 0000 0000 0000 0000 0000 0000 0000 0000 ...

Page 39: ...tting Top offset Left offset Page length Page width Left offset for each paper source MP tray Cassette 1 Cassette 2 Cassette 3 Cassette 4 Envelope feeder Duplexer Top offset for each paper source MP tray Cassette 2 Cassette 3 Cassette 4 Duplexer Offset for page rotation Top offset Left offset 5 6 7 8 9 AT AK AL AM AN AO Engine ROM information ROM mask version Software version Operation panel PWB i...

Page 40: ...tributes Media type setting value from 1 to 28 fixing temperature paper thickness duplex printing See page 1 4 8 14 to 20 are unused and always 0x00 Memory SPD information slot 1 Bus error if all digits are E Memory SPD information slot 2 Bus error if all digits are E BP BQ BR BS CT CK CL CM Message conversion information CN CO CP CQ CR Paper exit position counter Duplexer 0 Old 1 Newly unified GO...

Page 41: ...ation Background P wave max 2 bytes Background P wave min 2 bytes Developing bias data Magenta 1 byte Developing bias data Cyan 1 byte Developing bias data Yellow 1 byte Developing bias data Black 1 byte LED control voltage 2 bytes DL Calibration information 4 CT14 Relative compensation for toner 2 bytes Each 2 bytes in the following order Magenta 450 400 350 Beta Cyan 450 400 350 Beta Yellow 450 ...

Page 42: ...YES Thick1 NO YES YES NO YES YES 17 Fine YES Normal2 YES YES YES YES YES YES 18 Reserved 19 Reserved 20 Reserved 21 Custom1 YES Normal2 YES YES YES YES YES YES 22 Custom2 YES Normal2 YES YES YES YES YES YES 23 Custom3 YES Normal2 YES YES YES YES YES YES 24 Custom4 YES Normal2 YES YES YES YES YES YES 25 Custom5 YES Normal2 YES YES YES YES YES YES 26 Custom6 YES Normal2 YES YES YES YES YES YES 27 Cu...

Page 43: ...on 2F3_30000 001 027 16 11111 10 48 01 88 01 01 15 10000 10 48 01 88 01 01 14 9999 10 48 01 88 01 01 13 9998 10 48 01 88 01 01 12 9997 10 48 01 88 01 01 11 9996 10 48 01 88 01 01 10 9995 10 48 01 88 01 01 9 9994 10 48 01 88 01 01 8 9993 10 48 01 88 01 01 7 9992 10 48 01 88 01 01 6 9991 10 48 01 88 01 01 5 9990 10 48 01 88 01 01 4 9989 10 48 01 88 01 01 3 9979 10 48 01 88 01 01 2 9969 10 48 01 88 0...

Page 44: ... of the previous paper jam is less than 16 all of the paper jams are logged When the occurrence execeeds 16 the oldest occur rence is removed Count The total page count at the time of the paper jam Event Log code 2 digit hexadecimal 6 cate gories a Cause of a paper jam b Position of paper jam c Paper source d Paper size e Paper type f Paper exit Refer to the below for the details of each log code ...

Page 45: ...33 50 Paper does not arrive at the paper feeder 3 paper sensor 34 Cassette 4 51 Paper does not pass the paper feeder 3 paper sensor 34 52 Paper remains at the paper feeder 3 paper sensor when power is turned on 34 A1 Paper does not arrive at the vertical path sensor 48 duplexer A2 Paper does not arrive at the switchback sensor 49 duplexer A3 Paper does not pass the duplex refeed sensor 49 duplexer...

Page 46: ...imal 01 Plain 02 Transparency 03 Preprint 04 Labels 05 Bond 06 Recycle 07 Vellum 08 Rough 09 Letter head 0A Color 0B Prepunched 0C Envelope 0D Cardstock 0E Coated 0F 2nd side 10 Media 16 11 High quality 15 Custom 1 16 Custom 2 17 Custom 3 18 Custom 4 19 Custom 5 1A Custom 6 1B Custom 7 1C Custom 8 f Detail of paper exit location 01 Face down output tray FD 02 Face up output tray Finisher face up F...

Page 47: ... toner container is not pre cisely detectable Code of maintenance replacing item 1 byte 2 categories First byte Replacing item 01 Toner container Second byte Type of replacing item 00 Black 01 Cyan 02 Magenta 03 Yellow First byte Replacing item 02 Maintenance kit Second byte Type of replacing item 00 Fixed Counter Log Comprised of three log counters including paper jams self diagnostics errors and...

Page 48: ...tivation of the developer and drum units of four colors Procedure 1 Enter the service mode Printing Test Page 2 Press the ENTER key twice The test page is printed Completion Figure 1 4 7 Test page Service items Description Color Calibration Print Test Page green magenta cyan black 16 256 24 256 32 256 Black Cyan Magenta Green 1 Yellow 1 Since focusing in yellow is hardly readable yellow is mixed w...

Page 49: ...ed roller See page 1 6 11 Procedure Enter the service mode Maintenance 1 Press the ENTER key Maintenance is displayed 2 Press the ENTER key twice The counter for each component is reset immediately Completion Note Occurrences of resetting the maintenance kits are recorded on the service status page in number of pages or images at which the maintenance kit was replaced See page 1 4 2 This may be us...

Page 50: ...Normal Printer driver priority mode DEV CLN 200 mm 33 mm A4 paper size Toner image on the primary transfer belt With printer driver priority mode when selecting the specific paper feed location a cassette or MP tray with the printer driver it is not automatic selection paper is fed from the selected location Message Add Paper is displayed when there is no paper in that location When selecting the ...

Page 51: ...pes toner off the drum surface to clean it Purpose To clean the drum surface when image failure occurs due to contamination This mode is use ful when dew condensation on the drum occurs Procedure 1 Enter the service mode Drum 2 Press the ENTER key Message Drum will be displayed 3 Press the ENTER key Drum surface refreshing will start and finish after approximately 3 1 2 2 minutes Service items Des...

Page 52: ... toner soiling from the heat roller or the press roller belt 1 Remove the misfed paper Cancel misfeed by opening and closing a cover wait until the message display shows Ready 2 Press MENU and set paper type to Transparency and paper source to MP tray 3 Set the a sheet transparency sheet 3M CG3700 or thick paper with the of more than weight above 135 g m2 to MP tray 4 Press MENU and print a status...

Page 53: ...aper misfeed occurs the printer immediately stops printing and displays the paper misfeed message on the operation panel To remove paper misfed in the printer pull out the paper cassette pull out the paper feed unit or open the rear cover Paper Jam MP tray Paper misfeed location Paper misfeed message ...

Page 54: ...2F3 2F4 1 5 2 2 Paper misfeed detection Figure 1 5 1 Paper misfeed detection Exit sensor Paper full sensor Registration sensor MP paper sensor Paper path ...

Page 55: ...engine controller PWB A0004 See page 1 6 41 EEPROM U12 installing malfunc tion Check the bending of the lead pin and float ing of the IC there is trouble if there is trou ble remedy or replace 0420 Paper feeder communication error When turning on power the ASIC of the engine controller PWB A0004 recognized the optional paper feeder PF 60 but when it becomes not be able to communicate from the midd...

Page 56: ...emoving or replacing the paper feeder PF 60 do the operation check If operation is normal replace the paper feeder PF 60 Defective harness S02852 between engine controller PWB A0004 and interface connec tor or poor contact of the connector terminals Check the continuity of the harness S02852 Check the insertion of YC7 of the engine controller PWB if there is trouble remedy or replace 0480 24 ppm p...

Page 57: ...place the engine controller PWB A0004 See page 1 6 41 Defective LED print heads relay PWB A0008 Replace the LED print heads relay PWB A0008 See page 1 6 44 Check the continuity of the harness S02869 check the insertion of YC3 of the engine controller PWB A0004 if there is trouble remedy or replace Check the connection of the FFCs with the cyan drum unit and the printer main unit check the continui...

Page 58: ... PWB A0004 See page 1 6 41 Defective LED print heads relay PWB A0008 Replace the LED print heads relay PWB A0008 See page 1 6 44 Check the continuity of the harness S02869 check the insertion of YC3 of the engine controller PWB A0004 if there is trouble remedy or replace Check the connection of the FFCs with the magenta drum unit and the printer main unit check the continuity of the FFCs S03011 ch...

Page 59: ...olution of the paper feed motor of the optional paper feeder third Defective paper feeder PF 60 Refer to the paper feeder PF 60 s service manual Defective engine controller PWB A0004 Replace the engine controller PWB A0004 See page 1 6 41 5301 Eraser lamp 4 error black drum unit The eraser lamp 4 PWB KP 1090 of the black drum unit does not communi cate with the engine controller PWB A0004 normally...

Page 60: ...B 2 KP 972 and eraser lamp 2 PWB KP 1090 or poor con tact of the connec tor terminals Check the connection of the YC402 connec tor of the drum PWB 2 KP 972 if there is trouble remedy or replace Defective harness S02869 between engine controller PWB A0004 and LED print heads relay PWB A0008 or poor contact of the con nector terminals Check the continuity of the harness S02869 check the connection Y...

Page 61: ...um PWB 1 KP 972 and eraser lamp 1 PWB KP 1090 or poor con tact of the connec tor terminals Check the connection of the YC402 connec tor of the drum PWB 1 KP 972 if there is trouble remedy or replace Defective harness S02869 between engine controller PWB A0004 and LED print heads relay PWB A0008 or poor contact of the con nector terminals Check the continuity of the harness S02869 check the connect...

Page 62: ...m PWB 3 KP 972 and eraser lamp 3 PWB KP 1090 or poor con tact of the connec tor terminals Check the connection of the YC402 connec tor of the drum PWB 3 KP 972 if there is trouble remedy or replace Defective harness S02869 between engine controller PWB A0004 and LED print heads relay PWB A0008 or poor contact of the con nector terminals Check the continuity of the harness S02869 check the connecti...

Page 63: ... fuser heater lamp 1 Replace the fuser heater lamp 1 See page 1 6 26 or 1 6 33 16 ppm printer Defective harness S02857 220 240 V AC model S02858 120 V AC model between fuser unit connec tor and fuser heater lamp 1 Check the continuity of the harness S02857 220 240 V AC model S02858 120 V AC model check the connection YC694 connector of the fuser PWB KP 970 1 A0003 2 if there is trouble remedy or r...

Page 64: ...ction YC694 connector of the fuser PWB KP 970 1 A0003 2 if there is trouble remedy or replace Defective harness S02854 between fuer PWB and fuser connector or poor contact of the connector terminals Check the continuity of the harness S02854 check the connection YC691 con nector of the fuser PWB KP 970 1 A0003 2 if there is trouble remedy of replace Defective harness S02853 power supply PWB and fu...

Page 65: ... is trouble remedy or replace Defective fuser heater lamp 2 Replace the fuser heater lamp 2 See page 1 6 26 Defective harness S02857 220 240 V AC model S02858 120 V AC model between fuser unit connec tor and fuser heater lamp 2 Check the continuity of the harness S02857 220 240 V AC model S02858 120 V AC model check the connection YC693 connector of the fuser PWB KP 970 if there is trouble remedy ...

Page 66: ...e power supply PWB Replace the power supply PWB See page 1 6 41 Defective installa tion condition of fuser thermistor 2 Check the installation condition of fuser ther mistor 2 if there is trouble remedy or replace See page 1 6 26 6400 Zero cross signal error The zero cross signal which from the POWER supply PWB is outputted to the engine controller PWB A0004 was not detected Defective power supply...

Page 67: ...er motor 3 Defective toner motor 3 Replace the toner motor 3 See page 1 6 50 Defective engine controller PWB A0004 Replace the engine controller PWB A0004 See page 1 6 41 Lump of toner inside yellow toner container or defec tiveness of toner replenishment drive system Replace the yellow toner container 7401 Black developer unit non installing error The toner sensor 4 inside the black developer uni...

Page 68: ...fective engine relay PWB A0009 Replace the engine relay PWB A0009 7403 Magenta developer unit non install ing error The toner sensor 1 inside the magenta developer unit did not output the den sity detection signal judged the engine controller PWB A0004 the magenta developer unit is not installed Defective harness of the toner sensor 1 defective con nection of the con nector between magenta develop...

Page 69: ... 4 KP 972 inside the black drum unit does not communicate normally Defective harness between drum PWB 4 KP 972 and printer main unit or poor contact of the connector terminals Check the connection of the black drum unit and the printer main unit check the continu ity of the harness S02867 if there is trou ble remedy or replace Defective drum PWB 4 KP 972 Replace the drum PWB 4 KP 972 Defective eng...

Page 70: ...inals Check the connection of the magenta drum unit and the printer main unit check the con tinuity of the harness S02867 if there is trouble remedy or replace Defective drum PWB 1 KP 972 Replace the drum PWB 1 KP 972 Defective engine controller PWB A0004 Replace the engine controller PWB A0004 See page 1 6 41 Defective LED print heads relay PWB A0008 Replace the LED print heads relay PWB A0008 Se...

Page 71: ...ontroller PWB A0004 Replace the engine controller PWB A0004 See page 1 6 41 Defective harness S02865 between engine controller PWB A0004 and toner ID sensor or poor contact of the connector termi nals Check the continuity of the harness S02865 check the connection YC11 con nector of the engine controller PWB A0004 if there is trouble remedy or replace Backup data error Code Contents Remarks Causes...

Page 72: ...0 1 A0011 2 Replace the main controller PWB A0010 1 A0011 2 See page 1 6 40 Replace the main controller PWB A0010 1 A0011 2 See page 1 6 40 Replace the main controller PWB A0010 1 A0011 2 See page 1 6 40 The main controller PWB A0010 1 A0011 2 does not communicate to the engine controller PWB A0004 normally 1 16 ppm printer 2 24 ppm printer F0 F000 Operation panel PWB communication error The opera...

Page 73: ... Defective harness S02849 between engine controller PWB A0004 and sensor PWB A0001 or poor con tact of the connector termi nals Check the continuity of the harness S02849 check the connec tion YC2 connector of the engine controller PWB A0004 check the connection YC701 and YC702 connectors of the sensor PWB A0001 if there is trouble remedy or replace 2 Close side cover display is not cancelled to c...

Page 74: ...2849 between engine controller PWB A0004 and sensor PWB A0001 or poor con tact of the connector termi nals Check the continuity of the harness S02849 check the connec tion YC2 connector of the engine controller PWB A0004 check the connection YC701 and YC702 connectors of the sensor PWB A0001 if there is trouble remedy or replace Defective engine controller PWB A0004 Replace the engine controller P...

Page 75: ...continuity of the harness S02849 check the connec tion YC2 connector of the engine controller PWB A0004 check the connection YC701 and YC702 connectors of the sensor PWB A0001 if there is trouble remedy or replace Defective exit sensor Check the continuity of the harness S02849 check the connec tion YC691 connector of the fuser PWB KP 970 1 A0003 2 if there is trouble remedy or replace Defective h...

Page 76: ... 7 White streaks are printed verti cally 8 Black streaks are printed verti cally 9 Streaks are printed horizon tally 10 Spots are printed See page 1 5 28 See page 1 5 29 See page 1 5 30 See page 1 5 30 See page 1 5 31 11 The leading edge of image begins to print too early or too late 12 Paper is wrin kled 13 Offset occurs 14 Part of image is missing 15 Fusing is loose See page 1 5 31 See page 1 5 ...

Page 77: ... A0004 See page 1 6 41 B Defective main high voltage PWB Replace the main high voltage PWB See page 1 6 45 3 Defective secondary transfer bias output A Defective engine controller PWB Replace the engine controller PWB A0004 See page 1 6 41 B Defective bias high voltage PWB Replace the bias high voltage PWB See page 1 6 46 4 Malfunction of the developer installation Reinstall the developer See page...

Page 78: ...isconnected main charger wire Replace main charger unit 4 The back side gets dirty Causes 1 Dirty secondary transfer roller 2 Dirty paper conveying path of the paper feed unit 3 Dirty heat roller and press roller 1 belt 2 Causes Check procedures corrective measures 1 Dirty secondary transfer roller Clean the secondary transfer roller 2 Dirty paper conveying path of the paper feed unit Clean the pa...

Page 79: ... C Defective engine controller PWB Replace the engine controller PWB A0004 See page 1 6 41 D Defective main controller PWB E Defective drum unit Replace the drum unit See page 1 6 13 2 Dirty drum Perform the drum surface refreshing See page 1 4 17 3 Defective color calibration A Dirty sensing surface of the toner ID sen sor Clean the sensing surface of the toner ID sensor B The printer environment...

Page 80: ... bias high voltage PWB See page 1 6 46 C Defective engine controller PWB Replace the engine controller PWB A0004 See page 1 6 41 D Defective main controller PWB E Defective drum unit Replace the drum unit See page 1 6 13 2 Defective primary transfer cleaning unit Replace the primary transfer cleaning unit See page 1 6 24 3 Defective color calibration A Dirty sensing surface of the toner ID sen sor...

Page 81: ...lor replace the LED print head for that color See page 1 4 14 1 6 15 D Defective LED print head Check the four colors of image by using the test print of service mode If the defect appears on a particular color replace the LED print head for that color See page 1 4 14 1 6 15 2 Defective main charging output A Adhesion of oxide to main charger wire Clean the main charger wire by using main charger ...

Page 82: ... B Flawed drum Replace the drum unit See page 1 6 13 4 Deformed or worn cleaning blade in the drum unit Replace the drum unit See page 1 6 13 5 Defect fur brush of the primary transfer cleaning unit Replace the primary transfer cleaning unit See page 1 6 24 6 Worn primary transfer belt Replace the primary transfer unit See page 1 6 22 9 Streaks are printed horizontally Causes 1 Poor contact of out...

Page 83: ... developing sleeve roller Replace the developer See page 1 6 12 5 Dirty heat roller and press roller 1 belt 2 11 The leading edge of image begins to print too early or too late Causes 1 Registration clutch operating incorrectly 2 Defective engine controller PWB 3 Defective main controller PWB Causes Check procedures corrective measures 1 Registration clutch operating incorrectly Check the installa...

Page 84: ...ng blade in the drum unit Replace the drum unit See page 1 6 13 2 Wrong types of paper Check if the paper meets specifications Replace paper 14 Part of image is missing Causes 1 Paper damp 2 Paper creased 3 Drum condensation 4 Flawed drum 5 Flawed primary transfer belt Causes Check procedures corrective measures 1 Paper damp Check the paper storage conditions replace the paper 2 Paper creased Repl...

Page 85: ... the position of the primary transfer belt Check the primary transfer unit Replace the primary transfer unit See page 1 6 22 pressure springs See page 1 6 26 28 or 1 6 33 37 3 Flawed heat roller or press roller 1 belt 2 Replace the heat roller and press roller 1 belt 2 See page 1 6 26 or 33 16 Colors are printed offset to each other Causes 1 The drum unit is not properly seated in its position 2 T...

Page 86: ...2F3 2F4 1 5 34 This page is intentionally left blank ...

Page 87: ...ng disassembly When handling PWBs do not touch connectors with bare hands or damage the PWB Do not touch any PWB containing ICs with bare hands or any object prone to static charge Use only the specified parts to replace the fixing unit thermostat Never substitute electric wires as the printer may be seriously damaged When removing the hook of the connector be sure to release the hook ...

Page 88: ...uter covers 1 Detaching and refitting the top cover Procedure 1 Open the rear cover 2 Open the top cover 3 Remove the opening and closing axis from the main unit frame and then remove the upper cover Figure 1 6 1 Top cover ...

Page 89: ...F3 2F4 1 6 3 2 Detaching and refitting the rear cover Procedure 1 Open the rear cover 2 Remove the opening and closing axis from the main unit frame and then remove the rear cover Figure 1 6 2 Rear cover ...

Page 90: ...he top cover See page 1 6 2 2 Remove the one screw Figure 1 6 3 3 Remove the paper feed unit See page 1 6 6 4 Using a flat blade screwdriver unlatch the right cover at the nine positions as shown in the diagram Figure 1 6 4 Screw Right cover Right cover Latch Frame Right cover ...

Page 91: ...ner box press the lock lever in Figure 1 6 5 4 Remove the paper feed unit See page 1 6 6 5 Using a flat blade screwdriver unlatch the right cover at the nine positions as shown in the diagram Figure 1 6 6 Screw Lock lever Left cover Waste toner box Left cover Latch Left cover Frame Left side cover Open the left side cover and then remove the one screw ...

Page 92: ... and refitting the paper feed unit Procedure 1 Pull out the paper feed unit until stop 2 While pressing the left and right lock release buttons and then remove the paper feed unit Figure 1 6 7 Lock release button Lock release button Paper feed unit ...

Page 93: ...atches and then remove the feed bracket cover 6 Remove the feed roller and pickup roller The one way clutch is built in to the pickup gear Z32S When the pickup gear Z32S is installed again the surface of one way clutch side is directed to feed bracket cover side 7 Check or replace the feed roller and then refit all the removed parts Figure 1 6 9 Paper feed roller unit Lock release button Lock rele...

Page 94: ... paper cassette 2 Unlatch the two latches and then remove the retard roller holder 3 Remove the retard roller from retard roller holder 4 Check or replace the retard roller and then refit all the removed parts Figure 1 6 10 Retard roller Paper cassette Latches Retard roller holder ...

Page 95: ...2 Removing the hook by sliding and then remove the paper chute 3 Remove the secondary transfer roller 4 Remove the transfer roller gear 5 Check or replace the secondary transfer roller and then refit all the removed parts Figure 1 6 11 Secondary transfer roller Paper chute Hook Hook Hook Paper feed unit Transfer roller gear ...

Page 96: ...t cover See page 1 6 4 3 Remove the main high voltage PWB See page 1 6 45 4 Remove the paper feed drive unit See page 1 6 48 5 While pushing the two latches from inside the main unit frame and then remove the MP tray feed unit 6 Check or replace the MP tray feed unit and then refit all the removed parts Figure 1 6 12 MP tray feed unit Latch Latch MP tray feed unit ...

Page 97: ...ve the paper feed unit See page 1 6 6 2 Pull up the MP tray holder and then sliding do 3 Remove the MP tray feed roller 4 Check or replace the MP tray feed roller and then refit all the removed parts Figure 1 6 13 MP tray feed unit Paper feed unit MP tray feed roller MP tray holder ...

Page 98: ...oper unit Procedure 1 Open the top cover 2 Remove the one connector 3 While releasing two release levers and then remove the developer unit Use the same procedure for other developers Figure 1 6 14 Cyan Release lever Release lever Connector Magenta Developer unit Black Yellow ...

Page 99: ...Yellow Connector cover Cyan Connector cover Magenta FFC a FFC connector FFC connector Connector FFC Flexible Flat Cable FFC b blue color marking To replace the drum unit and the engine controller PWB at the same time turn on the printer after replacing either one Check that the printer operates properly and then turn off the printer Replace the other and turn on the printer to check that the print...

Page 100: ...ere is no order 6 Check or replace the drum unit and then refit all the removed parts NOTE When refitting the drum unit insert the FFC straightly to the FFC connector when connecting the FFC Figure 1 6 16 Drum unit Yellow Drum unit Cyan Black Magenta Release lever Release lever FFC NG NG OK FFC connector Contact Drum unit ...

Page 101: ...and developer units 4 Remove the drum unit connector cover for the color to be replaced 5 Remove two Flexible Flat Cables FFCs and one connector Figure 1 6 19 Figure 1 6 18 Connector cover Black Cyan Magenta Yellow FFC white FFC blue Connector FFC white FFC blue FFC blue With conductive tape for black Conductive tape 1 2 3 4 5 1 2 3 4 5 2 3 4 FFC blue With conductive tape for black LED print head ...

Page 102: ...d cover Figure 1 6 21 9 Remove the LED print head from the drum unit Caution When handling the LED heads discharge the body of static electricity by using an anti static wrist strap band or anti static globes Note Do not touch the pins painted red Figure 1 6 22 FFC Release lever Drum unit Release lever LED print head cover Hook Hook Hook Drum unit Pin painted red LED print head Drum unit Pin paint...

Page 103: ...s in line with the connector and not slanted Figure 1 6 24 Connector hook LED print head LED print head FFC white White colored UNLOCK Connector hook FFC blue Blue colored UNLOCK OK New FFC blue Connector Blue colored The contact side of the FFC is opposite the connector hook Note Only for black drum unit of 24 ppm printer apply the new blue FFC with conductive tape Conductive tape FFC blue Only f...

Page 104: ...te FFC to the connector Figure 1 6 25 15 Attach the LED print head into the new drum unit Figure 1 6 26 NG NG Contact Connector hook Connector hook New FFC blue LOCK LED print head New drum unit FFC blue FFC white 16 Attach the LED print head cover into the new drum unit LED print head cover New drum unit Figure 1 6 27 ...

Page 105: ... the three hooks Figure 1 6 28 20 Check that the press springs on both sides of the LED print head are not buckling Note If the press springs are buckling push down on the central part of the LED print head cover to correct the buckle Figure 1 6 29 Drum unit rim LED print head metal FFC blue Sponge LED print head cover FFC white FFC blue Hook Opening Hook Hook Press spring NG OK LED print head cov...

Page 106: ... Insert the blue and white FFCs horizontally to the FFC connectors LED print heads relay PWB Note Ensure the FFCs are not inserted at a slant to the connectors Figure 1 6 31 Connector FFC connectors FFC Release lever Drum unit Release lever LED print heads relay PWB white FFC blue FFC NG NG OK FFC connector Contact Drum unit ...

Page 107: ...il it gets ready This is required because the printer needs to download the data stored in the EEPROM mounted on the LED print head for optimizing the LED print head performance Caution If there is a fault with the test page or a fault is displayed on the self diagnostic display check the following If the test print image is partly missing or a fault is displayed The FFC connection to the LED prin...

Page 108: ...nit and then refit all the removed parts Figure 1 6 33 a Figure 1 6 33 b Primary transfer unit Primary transfer unit Primary transfer unit Primary transfer belt Primary transfer unit belt Handle Paper Handle Handle Handle Handle Handle Paper chute Screw Screw Remove primary transfer unit See above Remove the paper chute Remove the two handles Remove the two screws and then make the primary transfe...

Page 109: ...ry transfer unit belt Hold the edge of the handle and then raise the handle s Hold the center of two handles by the both hands Install the new primary transfer unit into the printer Remove the paper on the new primary transfer unit belt Put the two handles down on the home position Refit all removal parts 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 Connect the power cord and then turn on the power switch ...

Page 110: ...g unit from the main unit frame a little with under neath the right 1 3 Pull out the waste toner outlet 2 which is on the left side of the primary transfer cleaning unit from the main unit frame 4 Remove the primary transfer cleaning unit 5 Check or replace the primary transfer clean ing unit and then refit all the removed parts Figure 1 6 35 1 2 Primary transfer cleaning unit ...

Page 111: ...ser unit Procedure 1 Remove the rear cover See page 1 6 3 2 Remove the right cover and left cover See page 1 6 4 1 6 5 3 Remove the two screws and then remove the fuser unit 4 Check or replace the fuser unit and then refit all the removed parts Figure 1 6 36 Screw Screw Fuser unit ...

Page 112: ...mp 1 and 2 heat roller and press roller Procedure 1 Remove the fuser unit See previous page 2 While two latches unlatching remove the fuser bottom cover by making slide 3 Remove the one tab Figure 1 6 37 4 Remove the two screws form the terminals Figure 1 6 38 Fuser bottom cover Latch Latch Tab Screws Terminals ...

Page 113: ...ab 7 While unlatching the latches and then remove the fuse unit connector 8 Remove the terminal Figure 1 6 39 9 Remove the one screw and then remove the fuser left cover Figure 1 6 40 Fuser unit connector Latch Latch Tab Terminal Connectors Fuser PWB Connector Screw Fuser left cover ...

Page 114: ...he two pressure springs 13 Remove the fuser upper cover right pres sure lever and left pressure lever 14 Remove the fuser stay Figure 1 6 42 Screw Fuser right cover Fuser heater lamp 1 Heat roller 500 W Fuser heater lamp 2 Press roller 350 W Pressure Spring Pressure Spring Left pressure lever Upper fuser cover Fuser stay Right pressure lever ...

Page 115: ...ure 1 6 43 17 Remove the user lower guide 18 Remove the one tab 19 Remove the two screws and then remove the fuser thermostat 2 20 Remove the one screw and then remove the fuser thermistor 2 Figure 1 6 44 Fuser thermistor 1 Fuser thermostat 1 Fuser upper cover Screws Screw Screws Fuser thermistor 2 Fuser thermostat 2 Tab Screws Fuser lower guide ...

Page 116: ...ve the one C ring fuser gear one C ring one bush and one bearing 22 Remove the one C ring one bush and one bearing 23 Remove the heat roller Figure 1 6 45 C ring C ring Bush Fuser gear Bearing Heat roller C ring Bush Bearing ...

Page 117: ...tay left stay and press roller 26 Check or replace the fuser thermistor 1 and 2 fuser thermostat 1 and 2 fuser heater lamp 1 and 2 heat roller and press roller then refit all the removed parts Figure 1 6 46 C ring Left stay Bush Bearing Press roller Right stay C ring Bush Bearing ...

Page 118: ...ser unit Procedure 1 Remove the rear cover See page 1 6 3 2 Remove the right cover and left cover See page 1 6 4 1 6 5 3 Remove the two screws and then remove the fuser unit 4 Check or replace the fuser unit and then refit all the removed parts Figure 1 6 47 Screw Fuser unit Screw ...

Page 119: ...dure 1 Remove the fuser unit See previous page 2 Remove the one screw and then the termi nal and nut Figure 1 6 48 3 Remove the two connectors 4 Remove the wire from wire clamp 5 While unlatching the latch and then remove the fuser L cover Figure 1 6 49 Screw Terminal Nut Connector Connector Wire clamp Latch Wire Screw Fuser L cover ...

Page 120: ...unlatching the latch and then detach the fuser R cover 11 Unhook the projection and then remove the fuser R cover 12 Remove the wire from the fuser R cover and Fuser gear sleeve 13 Remove the heater lamp Figure 1 6 50 Latch Screw Heater lamp Tab Wire clamp Wire clamp Wire Fuser R cover Fuser R cover Terminal Projection Latch Lamp hold seal L Fuser gear sleeve ...

Page 121: ...ng the fuser UP cover and then remove the wire 16 Remove the one screw and then remove the fuser thermistor 1 17 Remove the two screws and then remove the fuser thermostat 1 Figure 1 6 51 Fuser thermostat 1 Screws Fuser thermistor 1 Tab Wire Terminal Screw Fuser UP cover ...

Page 122: ... the axis 19 While detaching the axis and then remove the exit guide Figure 1 6 52 20 Turn the fuser unit bottom side up 21 While unlatching the two latches and then remove the entrance guide Figure 1 6 53 Exit guide Axis Axis Axis hole Axis hole Spring Spring 1 Latch Latch Entrance guide ...

Page 123: ...ure springs Figure 1 6 54 23 Remove the two screws and then remove the fuser B stay 24 Remove the two screws and then remove the fuser C stay Figure 1 6 55 Press plate Press plate Fuser C stay Screw Screw Screw Screw Fuser B stay Pressure spring Pressure spring ...

Page 124: ... holders with pitch plates 27 Remove the belt roller A and belt roller 28 Remove the each two bearings Figure 1 6 57 Press belt assembly Press belt Bearings Roller holder Belt roller Belt roller A Roller holder Pitch plate Pitch plate Bearing Bearing Belt roller A Blue black color marking ...

Page 125: ...e the two C rings Remove the two bearings Remove the stopper ring and heat Z43S gear 32 33 Remove the heat roller with bushes 34 Remove the two bushes from heat roller Figure 1 6 58 Heat roller Exit UP guide Screw Screw Bearing C ring C ring Stopper ring Bush Bush Bearing Heat Z43S gear ...

Page 126: ... and then remove the power cord 2 When the optional memory card has been installed in the memory card slot already remove that 3 Remove the two screws and then remove the main controller PWB Figure 1 6 59 Memory card slot Main controller PWB 16 ppm printer Main controller PWB 24 ppm printer Screw Screw Screw Screw ...

Page 127: ...6 Loose the one screw A 7 Remove the main unit frontal projections and remove the controller box Figure 1 6 61 Screw Screw Screw A Main frame Controller box Screw Connectors Terminal Connectors Screw Wire clamp Connectors Machine right Machine left To replace the engine controller PWB and the drum unit at the same time turn on the printer after replacing either one Check that the printer operates ...

Page 128: ...ws 10 Remove the two 1 three 2 connectors and then removing the connection with the power supply PWB remove the engine controller PWB 1 16 ppm printer 2 24 ppm printer Figure 1 6 63 Screws Controller box cover Screws Screws Engine controller PWB Connector Connector CPU cooling fan motor Connector 24 ppm printer only ...

Page 129: ...gine controller PWB Figure 1 6 64 12 Remove the three screws one terminal one washer and then remove the power supply PWB 13 Check or replace the engine controller PWB and power supply PWB then refit all the removed parts Figure 1 6 65 Engine controller PWB EEPROM U12 Screws Power supply PWB Terminal Washer Screw 16 ppm printer for U S A only ...

Page 130: ...ge 1 6 4 2 Remove the one screw 3 Remove the two connectors and two tabs 4 Unlatch the four latches and then remove the LED print heads relay PWB 5 Check or replace the LED print heads relay PWB and then refit all the removed parts Figure 1 6 66 Latches LED print heads relay PWB Connector Screw Tab Tab Connector ...

Page 131: ...re 1 Remove the right cover See page 1 6 4 2 Unlatch the four latches and remove the one connector and then remove the main high voltage PWB 3 Check or replace the main high voltage PWB and then refit all the removed parts Figure 1 6 67 Latches Connector Main high voltage PWB ...

Page 132: ...the right cover See page 1 6 4 2 Unlatch the five latches and remove the two connectors and then remove the bias high voltage PWB 3 Check or replace the bias high voltage PWB and then refit all the removed parts Figure 1 6 68 Connector Bias high voltage PWB Connector Latches Latch Latch ...

Page 133: ...e connectors from the main drive unit 3 Remove the one connector 4 Remove the six screws and four terminals then remove the main drive unit 5 Check or replace the main drive unit and then refit all the removed parts Figure 1 6 69 Screw Connectors nine Screw and terminals Screw Main drive unit Screw Screw and terminal Screw and terminal Connector ...

Page 134: ... 6 4 2 Remove five connectors 3 Remove the harness from the two wire hooks Figure 1 6 70 4 Remove the three screws and then remove the paper feed drive unit 5 Check or replace the paper feed drive unit and then refit all the removed parts Figure 1 6 71 Connectors Connectors Wire hooks Screws Paper feed drive unit ...

Page 135: ... right cover See page 1 6 4 3 Remove the one connector 2 Remove the main drive unit See page 1 6 47 4 Remove the two screws and the remove the fuser drive unit 5 Check or replace the fuser drive unit and then refit all the removed parts Figure 1 6 72 Fuser drive unit Screw Screw Connector ...

Page 136: ...nserted into the projection of main unit frame side slide toner motor 4 to up in order to remove the hook 4 Remove the toner motor 4 5 Check or replace the toner motor 4 and then refit all the removed parts Also four toner motors with the same procedure there is no order Figure 1 6 73 Hooks Magenta Toner motor Black Hooks Holes Connector Cyan Yellow Projections Bihind view ...

Page 137: ...e ozone filters Procedure 1 Open the top cover 2 Remove the ozone filters from the ozone fan motor 1 and 2 3 Check or replace the ozone filters and then refit all the removed parts Figure 1 6 74 Ozone fan motor 1 Ozone fan motor 2 Ozone filters ...

Page 138: ...e the primary transfer unit See page 1 6 22 2 Remove the primary transfer cleaning unit See page 1 6 24 3 Unlatch the three latches and then remove the waste toner duct 4 Check or replace the waste toner duct and then refit all the removed parts Figure 1 6 75 Latches Waste toner duct ...

Page 139: ...d that contains the new firmware Figure 1 7 1 2 MFP controller 3 Printer Main controller 4 Facsimile 5 NIC 6 Operation panel message language 7 Panel Firmware description supplement Product code 2F3 16 ppm printer Software ID Firmware file name example Build number 0 Normal E Corrective e Pause under bar Pause period Compression Destination S2F3_1000001021 cmp Version up history Firmware descripti...

Page 140: ... 8 Message display 5 is displayed during downloading When message display 6 is displayed to indicate downloading is fin ished turn printer power off and then turn on 9 Confirm that message display 7 is dis played after warm up 10 Print a status page Check that the status page shows the updated firmware version Figure 1 7 3 To PC Parallel printer cable Parallel interface connector Copy b S2F3_30000...

Page 141: ...plete turn printer power off Figure 1 7 5 6 Remove the formatted memory card from the memory card slot 7 Insert the memory card to the PC s slot or to the adaptor 8 Copy the firmware file to download to the root directory of the memory card 9 8 Remove the memory card from the PC s slot or the adaptor Figure 1 7 6 Memory card slot Memory card slot Memory card Press the u key Press the ENTER key Pre...

Page 142: ...rinter power on 19 Confirm that message display 4 is dis played after warm up 20 Print the status page Print the status page to check that the firmware version has been updated Figure 1 7 8 Memory card slot Memory card slot Memory card 2 1 4 Supervisor mode CF card reading Ready Supervisor mode 3 Memory card slot Memory card Message display 2F3_3000 001 021 04 04 26 E1F9 Power switch On Power swit...

Page 143: ...e paper feed roller which forward the paper in the printer In order to pre vent paper misfeed during feeding the retard roller which is positioned face to face with the paper feed roller acts to pre vent feeding more than one sheet at a turn of the pick up roller The paper cassette has an opening at the front side This opening is a loophole for the paper that is fed by the optional paper feeder or...

Page 144: ...ing signals for paper sizes Figure 2 1 3 H H H H H L H L H Other H L L Letter L H H A4 L H L A5 L L H B5 L L L Cassette not installed Cassette size switch Cassette size switch SW1 SW2 SW3 Paper size Engine controller PWB Sensor PWB CAS0 CAS0 105 106 107 CAS1 CAS1 CAS2 CAS2 SW2 SW3 SW1 ASIC U13 Paper size dial Paper size dial Convex Function On Concave Function Off Paper cassette Legal ...

Page 145: ...ctor moves across the detecting surface of paper gauge sensor photo interrupter 1 and 2 the on and off states of these sensors vary in combination as shown in the table below allowing to determine the amount of remaining paper in the cassette Figure 2 1 4 Paper feed unit Sensor PWB Acutuator Reflecting mirror Paper gauge sensor 2 PH703 Paper gauge sensor 1 PH702 PH702 PH703 Empty 1 to 1 3 1 3 to 2...

Page 146: ...er registration roller Lower registration roller Feed roller Pickup roller Guide rollers Secondary transfer roller To fuser unit From paper cassette Registration clutch Feed motor STFDA REGCLDR STFDAN STFDB STFDBN Engine controller PWB YC11 14 YC11 4 YC11 15 YC11 16 YC11 17 Feed clutch FEDCLDR YC11 6 1 2 3 4 ...

Page 147: ...to the MP feed roller then forward to the registration roller by means of the MP middle roller Figure 2 1 7 MP tray paper feed section Figure 2 1 8 1 3 2 4 6 7 8 5 1 MP frame 2 MP feed roller 3 MP middle roller 4 Multi bottom 5 MP middle tray 6 MP base 7 Separator 8 MP tray cover To fuser unit MP tray feed unit MP feed roller MP middle roller MP tray Paper feed unit ...

Page 148: ...2F3 2F4 2 1 6 Figure 2 1 9 MP tray paper feed section block diagram MP feed solenoid Feed motor STFDA MPSOLDR STFDAN STFDB STFDBN Engine controller PWB YC11 14 YC11 8 YC11 15 YC11 16 YC11 17 1 2 3 4 ...

Page 149: ...roller and developing sleeve Figure 2 1 10 Developer unit Figure 2 1 11 Developer unit 5 7 4 6 3 2 1 1 Developing sleeve 2 Developing magnet roller 3 Doctor blade 4 Mixer screw B 5 Mixer screw A 6 Developer case 7 Developer lid Developer case Mixer screw A Doctor blade Developing sleeve Developing magnet roller Mixer screw B Toner sensor ...

Page 150: ...0 V DC Output 2 100 V DC and 1 6 kV p p rectangluar wave 3 kHz Magenta developer Cyan developer Yellow developer Black developer 6 7 8 2 3 4 5 CN4 CN8 CN5 CN10 CN9 CN11 CN6 CN7 Bias high voltage PWB YC5 6 YC5 7 YC5 8 YC4 25 YC4 21 YC4 11 YC4 10 YC5 2 YC5 3 YC5 4 YC5 5 Engine controller PWB Engine relay PWB HVBDATD HVBCLKD HVBLATD HVCLK1 HVCLK2 HVCLK3 HVCLK4 Developing magnet bias output circuit D ...

Page 151: ...h of height approximately 0 5 to 0 55 millimeters as they pass under the doctor blade The developing magnet roller lies along the developing sleeve at the distance of 0 40 millimeters As the developing magnet roller revolves the brushes formed at pole N1 sweep the developing sleeve and the toner is transferred to the developing sleeve as it is attracted by the difference in potential between them ...

Page 152: ... gear K3 and a black development unit always drives But idle gear which transmits drive to developer of the other colors Y2 C2 M2 because in idle arm plate which mobility it does it is installed the idle gear Y2 C2 M2 with developer gear Y3 C3 M3 connection leaves due to the mobility of idle arm plate the mechanism where drive is separated According to this mechanism although all developers are dr...

Page 153: ...emitted by LED hits the charged drum the electrostatic latent image is developed on the drum The electro static latent image is developed by toner applied by the developer unit and transferred onto the primary transfer belt in four colors The toner remaining on the drum is scraped off by the cleaning blade and driven outside by the spiral screw The residual potential on the drum is discharged by t...

Page 154: ...2F3 2F4 2 1 12 Figure 2 1 16 Drum unit To waste toner duct Waste toner flow Waste toner exit screw Drum Cleaning blade Eraser lamp PWB LED print head ...

Page 155: ...6 to 51 Main controller PWB SIOUT SIIN Drum EEDATA ERS2DR DA0 DA1 EECLK YC14 7 YC14 5 YC14 4 YC14 2 YC14 1 YC402 1 YC401 7 YC401 4 YC401 5 YC401 2 YC401 1 Cyan drum unit Drum EEDATA ERS3DR DA0 DA1 EECLK YC15 7 YC15 5 YC15 4 YC15 2 YC15 1 YC402 1 YC401 7 YC401 4 YC401 5 YC401 2 YC401 1 Yellow drum unit Drum EEDATA ERS4DR DA0 DA1 EECLK YC16 7 YC16 5 YC16 4 YC16 2 YC16 1 YC402 1 YC401 7 YC401 4 YC401...

Page 156: ...gh a duct The waste toner is conveyed towards the primary transfer cleaning unit finally stored in the waste toner box Figure 2 1 18 Waste toner ejecting mechanism Waste toner box Waste toner Waste toner duct From magenta drum unit From cyan drum unit Primary transfer cleaning unit From black drum unit From yellow drum unit Waste toner flow ...

Page 157: ...hed on and off depending on video data irradiate the drum through the SELFOC lens to form an image The LED print head is of 600 dpi therefore the exposure of the light is as dense as 600 dots per a inch The EEPROM on the LPH PWB stores data for compensation of fluctuation of luminosity over all LED chips in the array Figure 2 1 19 LED print head Drum 600 dot inch Dot LED chips 5184 pieces LPH PWB ...

Page 158: ...d in the flash DIMM on the main controller PWB In a subsequent power up the main controller PWB refers the flash DIMM to obtain the compensating data and the EEPROM is checked with its checksum only If the LED print head or the main controller PWB is replaced checksum becomes error The compensating data is trans ferred to the main controller PWB again from the EEPROM In case of failure with EEPROM...

Page 159: ...ld and the main charger cleaner which are modularized and fitted to the drum unit Figure 2 1 21 Figure 2 1 22 Main charger unit 1 Main chrger wire 2 Main charger grid 3 Main charger shield 4 Main charger cleaner Main charger wire Main charger grid Main charger cleaning pad Main charger shield Main charger cleaning knob 2 4 3 1 ...

Page 160: ...rum Cyan drum unit Drum Magenta drum unit YC1 7 YC1 8 YC1 9 Main high voltage PWB YC6 7 YC6 8 YC6 9 Engine controller PWB HVADATD HVACLKD HVALATD Output 1 Output 1 Output 1 Output 1 D A converter IC501 YC1 2 YC1 3 YC1 4 YC1 5 YC6 2 YC6 3 YC6 4 YC6 5 MCH1DR MCH2DR MCH3DR MCH4DR Main high voltage output circuit Main charger unit Zener PWB 2 Main charger unit Zener PWB 3 Main charger unit Zener PWB 4...

Page 161: ...imary transfer belt Figure 2 1 24 Primary transfer unit The primary transfer belt is made of stratum fluorine coat stratum elastic and stratum resin in the order from the surface to the bottom These substances ensure smooth paper travel as well as the durability of the belt itself Figure 2 1 25 Primary transfer unit 1 4 8 5 6 7 AT 2 9 3 Primary transfer cleaning unit 1 Tension roller 2 Backup roll...

Page 162: ...transfer roller black 8 Primary transfer belt 9 Backup gear 29H 10 Image gear 22H 11 Image gear 28S 12 Toner ID sensor mounted on the main frame Bias high voltage PWB Engine controller PWB 7 8 9 HVADATD HVACLKD HVALATD IDSW IDPW IDREF D A converter IC501 Primary transfer bias output circuit 1 1 1 1 1 Primary transfer roller Output Output Output Output Output Output 600 V DC variable YC6 7 YC6 8 YC...

Page 163: ... high voltage PWB The voltage at the fur brush is approximately 300 V DC The toner remaining on the primary transfer belt is transferred onto the fur brush that is biased and continuously revolving It is then scraped off of the fur brush by the metal brush cleaning roller in the cleaning frame The brush cleaning roller has the cleaning blade which scrapes off the waste toner The waste toner scrape...

Page 164: ...e PWB Engine controller PWB YC1 7 YC1 8 YC1 9 HVADATD HVACLKD HVALATD D A converter IC501 Fur brush bias output circuit Output 500 V DC Brush cleaning roller Fur brush 1 2 3 4 From waste toner duct To waste toner box Waste toner flow 1 Fur brush 2 Brush cleaning roller 3 Cleaning blade 4 Cleaning screw Cleaning frame YC6 6 YC6 7 YC6 8 ...

Page 165: ...ght from the LED to S wave and P wave S wave oscillates vertically in ref erence to the entrance plane whereas P wave oscillates horizontally in reference to the entrance plane S wave reaches the photo diode PD1 and acts to stabilize the luminosity of the LED by means of the feed back circuit P wave is irradi ated to toner then it produces scattered light wave S and reflection wave P which bounced...

Page 166: ...of DC bias The image constituted by toner on the primary transfer belt is transferred on paper by means of the difference in potential The paper is separated from the transfer belt as the curvature radius of the secondary transfer roller is considerably small Figure 2 1 32 Figure 2 1 33 Secondary transfer unit Feed base Paper feed unit Secondary transfer roller Paper chute To fuser unit Secondary ...

Page 167: ...The bias high voltage PWB then uses D A converter IC501 and revert it into analog voltage The analog voltage is applied to the high voltage output circuit which in turn applies the secondary transfer roller with the bias accordingly Figure 2 1 34 Secondary transfer unit block diagram 6 7 8 HVBDATD HVBCLKD HVBLATD Bias high voltage PWB Secondary transfer roller Secondary transfer roller bias 40 mA ...

Page 168: ...anently fuse toner on paper The change guide switches the destination of paper to the face down tray or optional face up tray It also sends paper to the duplexer Figure 2 1 35 Fuser unit 16 ppm printer AL 3 4 AM AN 6 8 9 1 AK 7 5 AT 1 Upper fuser frame 2 Lower fuser frame 3 Upper exit roller 4 Lower exit roller 5 Heat roller 6 Press roller 7 Fuser heater lamp 1 8 Fuser heater lamp 2 9 Lower fuser ...

Page 169: ...ply PWB Face up down solenoid Fuser PWB FDSOLDR EXITPAPN RCOVOPN TH2 TH1 LIVE LIVE COM FUSOLDR FUDR FDDR Fuser heater lamp 1 Fuser heater lamp 2 Fuser thermistor 1 Exit sensor Rear cover open sensor Fuser thermostat 1 Fuser thermostat 2 Fuser thermistor 1 YC12 10 YC12 1 YC12 2 YC12 5 YC12 7 YC12 6 YC12 3 YC12 9 YC12 11 Engine controller PWB HEAT1DR HEAT2DR ZCROSS YC901 10 YC901 9 YC901 11 Fuser mo...

Page 170: ...es the destination of paper to the face down tray or optional face up tray It also sends paper to the duplexer Figure 2 1 38 Fuser unit 24 ppm printer 1 Fuser UP cover 2 Entrance guide 3 Exit guide 4 Exit UP guide 5 Fuser A stay 6 Fuser B stay 7 Fuser C stay 8 Separator plate 9 Change guide 10 Press plate 11 Exit roller 12 Exit pulley 13 Press belt rollers 14 Heat roller 15 Press belt 16 Heater la...

Page 171: ...l duplexer or face up tray From paper feed unit Power supply PWB Face up down solenoid Fuser PWB FDSOLDR EXITPAPN RCOVOPN TH1 LIVE COM FUSOLDR FUDR FDDR Fuser heater lamp 1 Fuser thermistor 1 Exit sensor Rear cover open sensor Fuser thermostat 1 YC12 10 YC12 2 YC12 1 YC12 5 YC12 7 YC12 6 YC12 3 YC12 9 Engine controller PWB HEAT1DR ZCROSS YC901 10 YC901 11 Fuser motor STFSA STFSAN STFSB STFSBN YC11...

Page 172: ...2F3 2F4 2 1 30 This page is intentionally left blank ...

Page 173: ... system control and fuser temperature control etc 3 Power supply PWB Generates 3 3 V DC 5V DC and 24 V DC power source Controls the fuser heater lamp 1 and 2 1 4 LED print heads relay PWB Consists the LED print head control circuit and wiring relay circuit between engine controller PWB and drum units 5 Engine relay PWB Interconnects the engine controller PWB and the electrical parts CONTROLLER BOX...

Page 174: ...r is opened 26 Power switch Turns ON OFF the AC power source 27 Cassette size switch Detects the paper size dial setting of the paper setting dial 28 Feed motor Drives the paper feed section 29 Fuser motor Drives the primary transfer cleaning unit fuser unit and exit section Drives the primary transfer unit 30 Primary transfer motor 31 Drum motor 1 Drives the magenta drum unit 32 Drum motor 2 Driv...

Page 175: ...t roller 7 Fuser thermistor 2 1 Detects the temperature of the press roller 1 8 Exit sensor Detects paper misfeed in the fuser unit 9 Rear cover open close sensor Detects the rear cover open 10 Face up down solenoid Switches the output stack between face up and face down 11 LED print head 1 2 3 4 LED print head 1 magenta LED print head 2 cyan LED print head 3 yellow LED print head 4 black lighting...

Page 176: ...2F3 2F4 2 2 4 This page is intentionally left blank ...

Page 177: ...DR FDDR HEAT1DR HEAT2DR 24V1 GND GND AC input Rectifier circuit 5 V DC rectifier smoothing circuit Power supply PWB Engine controller PWB Fuser thermostat 1 Fuser thermostat 2 Fuser thermistor 1 Fuser thermistor 2 Exit sensor Fuser PWB Face up down solenoid Fuser heater lamp 1 Fuser heater lamp 2 24 V DC rectifier smoothing circuit Photo coupler PC4 Photo coupler PC5 Photo coupler PC3 Photo couple...

Page 178: ...tput 17 GND Ground 18 GND Ground 19 GND Ground 20 GND Ground 21 GND Ground 22 GND Ground 23 GND Ground 24 GND Ground 25 3 3V1 O 3 3 V DC 3 3 V DC power output 26 3 3V1 O 3 3 V DC 3 3 V DC power output 27 3 3V1 O 3 3 V DC 3 3 V DC power output 28 3 3V1 O 3 3 V DC 3 3 V DC power output 29 5V1 O 5 V DC 5 V DC power output 30 5V1 O 5 V DC 5 V DC power output YC902 1 GND Ground Connected to the fuser P...

Page 179: ...ontroller box fan motor driver circuit Q39 Controller box fan motor Q40 Q41 Fuser motor driver IC U22 Fan motor driver circuit Q27 Analog switches U24 U25 D A converter U28 Main high voltage PWB Feed motor Fuser motor Developer drive stop motor Optional paper feeder duplexer Operation panel PWB Main controller PWB Power supply PWB Q28 Toner ID sensor Q8 Q9 LED print heads control Paper full sensor...

Page 180: ...2 1 signals voltage with the unusually high temperature voltage If the voltage TH1 and TH2 1 signals voltage are higher than unusually high temperature voltage the output level is L For the HEAT1ON and HEAT2ON 1 signals the circuit that forcibly turns off the fuser heater lamps by the hardware based method and forcibly makes the HEAT1ON and HEAT2ON 1 signals to L level regardless of controls by AS...

Page 181: ...power consumption In the Eco power mode the sleep signal SLEEP becomes L level which is output from the CPU of the engine controller PWB The signal at this level turns off the FET of the Eco circuit accordingly the supply of 24V1 to the power line is shut off and the operation of connected load will stop Top cover feed unit switch Top cover switch 1 Rear cover sensor Top cover switch 2 Side cover ...

Page 182: ...ntrol video data signal LVDS 12 VTXDP1 O Analog LED print head control video data signal LVDS 13 VTXDN2 O Analog LED print head control video data signal LVDS 14 VTXDP2 O Analog LED print head control video data signal LVDS 15 VTXDN3 O Analog LED print head control video data signal LVDS 16 VTXDP3 O Analog LED print head control video data signal LVDS 17 VTXDN4 O Analog LED print head control vide...

Page 183: ...low detection voltage input 12 ST3BN O 0 24 V DC pulse Drum motor 3 yellow energization pulse 13 TNM3DR O DC0V 24V Toner motor 3 yellow On Off 14 ST3AN O 0 24 V DC pulse Drum motor 3 yellow energization pulse 15 24V2 O 24 V DC 24 V DC power output 16 ST3B O 0 24 V DC pulse Drum motor 3 yellow energization pulse 17 24V2 O 24 V DC 24 V DC power output 18 ST3A O 0 24 V DC pulse Drum motor 3 yellow en...

Page 184: ...5 MCH4DR O 0 24 V DC Main charger output control signal Black On Off 6 5V1 O 5 V DC 5 V DC power output 7 HVADATD O 0 5 V DC pulse Output control D A converter serial signal 8 HVACLKD O 0 5 V DC pulse Output control D A converter clock signal 9 HVALATD O 0 5 V DC pulse Output control D A converter data latch signal 10 GND Ground YC7 1 GND Ground Connected to the optional paper feeder duplexer 2 OP...

Page 185: ... control video data signal LVDS 40 VTXCLKN I 0 3 3 V DC pulse LED print head control clock signal 41 VTXDN7 I Analog LED print head control video data signal LVDS 42 VTXDN6 I Analog LED print head control video data signal LVDS 43 VRXDN0 I Analog LED print head control video data signal LVDS 44 VRXDN1 I Analog LED print head control video data signal LVDS 45 VRXCLKN I 0 3 3 V DC pulse LED print he...

Page 186: ...d 11 IDSW I Analog Toner ID sensor detection voltage S wave input 12 IDSW I Analog Toner ID sensor detection voltage P wave input 13 IDREF O Analog Toner ID sensor LED light emitting control signal 14 STFDA O 0 24 V DC pulse Feed motor energization pulse 15 STFDAN O 0 24 V DC pulse Feed motor energization pulse 16 STFDB O 0 24 V DC pulse Feed motor energization pulse 17 STFDBN O 0 24 V DC pulse Fe...

Page 187: ... 11 ZCROSS I 0 5 V DC pulse Zero cross signal input 12 N C 13 24V1 I 24 V DC 24 V DC power input 14 24V1 I 24 V DC 24 V DC power input 15 24V1 I 24 V DC 24 V DC power input 16 24V1 I 24 V DC 24 V DC power input 17 GND Ground 18 GND Ground 19 GND Ground 20 GND Ground 21 GND Ground 22 GND Ground 23 GND Ground 24 GND Ground 25 3 3V1 I 3 3 V DC 3 3 V DC power input 26 3 3V1 I 3 3 V DC 3 3 V DC power i...

Page 188: ...ROMA 4 2 ROMK ROMCSN 1 0 ROMEON 0 ROMWEN 0 ROMB ROMRB ROMA 1 ROMCSN 2 ROMOEN 1 PPC750CXr ASIC DDR SDRAM Code DIMM Engine Serial USB2 0 PHY Video DBG Parallel Font ROM KUIO Memory card Trans ceiver Trans ceiver Trans former Ether PHY Transceiver Latch FPCLK FPDIR FPDAT FPRSTN SCLKN SO SI SBSY SDIR RXD TXD RTS CTS DSR STR RSSEL UDP UDM UREXT URKELVIN USBINTTH USBVBUSH VTXCLKP VTXCLKN VTXDP 11 0 VTXD...

Page 189: ...783 14814 8236 12708 8436 12908 9382 12508 13179 16305 2265 4306 8199 10240 0 s 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 0 s 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 Eraser lamp Main charger M Main charger C Main charger Y Main charger K Developing magnet bias M Developing sleeve bias M Developing magnet bias C Developing sleeve bias C Developing magnet bias Y Developing sleeve...

Page 190: ...gnet bias Y 2270 7467 11862 7878 Developing sleeve bias Y 2270 7467 11862 7878 Developing magnet bias K 3015 12607 8623 Developing sleeve bias K 3015 8212 8212 12607 8623 LED print head M 2044 5673 6439 10068 LED print head C 2789 6418 7184 10813 LED print head Y 3534 7163 7929 11558 LED print head K 4279 7908 8674 12303 Primary transfer bias M 2579 6249 6974 10644 Primary transfer bias C 3324 699...

Page 191: ...36 12528 8436 12728 9382 12328 12999 15945 2265 4306 8019 0 s 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 0 s 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 Eraser lamp Main charger M Main charger C Main charger Y Main charger K Developing magnet bias M Developing sleeve bias M Developing magnet bias C Developing sleeve bias C Developing magnet bias Y Developing sleeve bias Y Developing...

Page 192: ...36 12908 9382 12508 13428 16554 2265 4306 8448 10489 0 s 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 0 s 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 Eraser lamp Main charger M Main charger C Main charger Y Main charger K Developing magnet bias M Developing sleeve bias M Developing magnet bias C Developing sleeve bias C Developing magnet bias Y Developing sleeve bias Y Developing magn...

Page 193: ... 8436 13508 9382 13106 14026 17750 2265 4306 9046 11087 0 s 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 0 s 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 Eraser lamp Main charger M Main charger C Main charger Y Main charger K Developing magnet bias M Developing sleeve bias M Developing magnet bias C Developing sleeve bias C Developing magnet bias Y Developing sleeve bias Y Developing m...

Page 194: ...436 12728 9382 12328 13248 16194 2265 4306 8268 10309 0 s 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 0 s 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 Eraser lamp Main charger M Main charger C Main charger Y Main charger K Developing magnet bias M Developing sleeve bias M Developing magnet bias C Developing sleeve bias C Developing magnet bias Y Developing sleeve bias Y Developing mag...

Page 195: ...79 16305 50 853 3847 4650 100 3797 7857 10003 3897 0 s 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 0 s 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 Eraser lamp Main charger M Main charger C Main charger Y Main charger K Developing magnet bias M Developing sleeve bias M Developing magnet bias C Developing sleeve bias C Developing magnet bias Y Developing sleeve bias Y Developing magnet...

Page 196: ...947 11243 16306 11443 16506 12704 16872 17767 21935 3020 5741 10932 13653 0 s 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 0 s 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 Eraser lamp Main charger M Main charger C Main charger Y Main charger K Developing magnet bias M Developing sleeve bias M Developing magnet bias C Developing sleeve bias C Developing magnet bias Y Develop...

Page 197: ...15659 23253 17435 23215 25029 30809 4188 7962 15020 18794 0 s 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 0 s 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 Eraser lamp Main charger M Main charger C Main charger Y Main charger K Developing magnet bias M Developing sleeve bias M Developing magnet bias C Developing sleeve b...

Page 198: ...25441 31221 4188 7962 15020 18794 Eraser lamp Main charger M Main charger C Main charger Y Main charger K Developing magnet bias M Developing sleeve bias M Developing magnet bias C Developing sleeve bias C Developing magnet bias Y Developing sleeve bias Y Developing magnet bias K Developing sleeve bias K LED print head M LED print head C LED print head Y LED print head K Primary transfer bias M Pr...

Page 199: ...M LED print head C LED print head Y LED print head K Primary transfer bias M Primary transfer bias C Primary transfer bias Y Primary transfer bias K Registration clutch Secondary transfer bias Exit sensor Face up down solenoid Feed clutch 0 13116 2352 8694 2826 9170 3307 9644 3777 10118 3209 8485 3209 8694 3678 8960 3678 9170 4158 9427 4158 9644 4628 9906 4628 10118 3936 5891 6416 8372 4410 6369 6...

Page 200: ...502 10785 11268 13586 3980 5007 7829 8856 0 s 1 2 3 4 5 6 7 8 9 10 11 12 13 14 0 s 1 2 3 4 5 6 7 8 9 10 11 12 13 14 Eraser lamp Main charger M Main charger C Main charger Y Main charger K Developing sleeve bias M Developing magnet bias C Developing magnet bias M Developing sleeve bias C Developing magnet bias Y Developing sleeve bias Y Developing magnet bias K Developing sleeve bias K LED print he...

Page 201: ...03 10307 10788 12617 3984 5109 7335 8373 Eraser lamp Main charger M Main charger C Main charger Y Main charger K Developing sleeve bias M Developing magnet bias C Developing magnet bias M Developing sleeve bias C Developing magnet bias Y Developing sleeve bias Y Developing magnet bias K Developing sleeve bias K LED print head M LED print head C LED print head Y LED print head K Primary transfer bi...

Page 202: ...56 13095 4131 5089 7848 8781 0 s 1 2 3 4 5 6 7 8 9 10 11 12 13 14 0 s 1 2 3 4 5 6 7 8 9 10 11 12 13 14 Eraser lamp Main charger M Main charger C Main charger Y Main charger K Developing sleeve bias M Developing magnet bias C Developing magnet bias M Developing sleeve bias C Developing magnet bias Y Developing sleeve bias Y Developing magnet bias K Developing sleeve bias K LED print head M LED prin...

Page 203: ...76 11507 13837 4123 5121 8214 9150 0 s 1 2 3 4 5 6 7 8 9 10 11 12 13 14 0 s 1 2 3 4 5 6 7 8 9 10 11 12 13 14 Eraser lamp Main charger M Main charger C Main charger Y Main charger K Developing sleeve bias M Developing magnet bias C Developing magnet bias M Developing sleeve bias C Developing magnet bias Y Developing sleeve bias Y Developing magnet bias K Developing sleeve bias K LED print head M LE...

Page 204: ... 11058 12888 4141 5128 7748 8666 0 s 1 2 3 4 5 6 7 8 9 10 11 12 13 0 s 1 2 3 4 5 6 7 8 9 10 11 12 13 Eraser lamp Main charger M Main charger C Main charger Y Main charger K Developing sleeve bias M Developing magnet bias C Developing magnet bias M Developing sleeve bias C Developing magnet bias Y Developing sleeve bias Y Developing magnet bias K Developing sleeve bias K LED print head M LED print ...

Page 205: ...4 8634 7 24000 Paper feeder PF 60 Top 0 s 1 2 3 4 5 6 7 8 9 10 11 12 13 23 24 25 0 s 1 2 3 4 5 6 7 8 9 10 11 12 13 23 24 25 Eraser lamp Main charger M Main charger C Main charger Y Main charger K Developing sleeve bias M Developing magnet bias C Developing magnet bias M Developing sleeve bias C Developing magnet bias Y Developing sleeve bias Y Developing magnet bias K Developing sleeve bias K LED ...

Page 206: ...9225 11775 12497 15075 3281 4777 8007 9363 0 s 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 0 s 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 Eraser lamp Main charger M Main charger C Main charger Y Main charger K Developing sleeve bias M Developing magnet bias C Developing magnet bias M Developing sleeve bias C Developing magnet bias Y Developing sleeve bias Y Developing magnet bias K Developing sleeve bias K...

Page 207: ... 17871 21720 4125 6168 11199 13471 0 s 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 0 s 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 Eraser lamp Main charger M Main charger C Main charger Y Main charger K Developing sleeve bias M Developing magnet bias C Developing magnet bias M Developing sleeve bias C Developing magnet bias Y Developing sleeve bias Y Developing magnet bia...

Page 208: ...1156 13095 4131 5089 7848 8781 0 s 1 2 3 4 5 6 7 8 9 10 11 12 13 14 0 s 1 2 3 4 5 6 7 8 9 10 11 12 13 14 Eraser lamp Main charger M Main charger C Main charger Y Main charger K Developing sleeve bias M Developing magnet bias C Developing magnet bias M Developing sleeve bias C Developing magnet bias Y Developing sleeve bias Y Developing magnet bias K Developing sleeve bias K LED print head M LED pr...

Page 209: ...YC681 YC682 5V1 WTNLEDN WTNSENS GND S02862 S02863 24V2 24V3 YC1 YC702 YC701 YC703 CAS2 CAS1 COM CAS0 YC2 YC4 YC13 YC12 YC1 YC11 YC6 YC5 YC10 24VF2 TNSEN2 GND 24VF2 TNSEN3 GND 24VF2 TNSEN4 GND 24VF2 TNSEN1 GND OZFANDR GND OZFANDR GND OZFANDR GND S02880 S02882 5V1 GND IDSW IDPW IDREF STFDA STFDAN STFDB STFDBN STFSA STFSAN STFSB STFSBN 1 2 3 4 S02847 S02881 S02848 S02976 S02975 S02977 5V1 FPDATA FPDI...

Page 210: ...0 60 1 31 2 32 3 33 4 34 5 35 6 36 7 37 8 38 9 39 10 40 11 41 12 42 13 43 14 44 15 45 16 46 17 47 18 48 19 49 20 50 21 51 22 52 23 53 24 54 25 55 26 56 27 57 28 58 29 59 30 60 Grid Drum PWB 1 KP 972 Drum PWB 4 KP 972 LED print head 1 Drum unit 1 Magenta Drum unit 4 Black To optional Paper feeder PF 60 Duplex unit DU 300 301 LED print heads relay PWB KP A0008 Eraser lamp PWB KP 1090 Zener PWB 1 KP ...

Page 211: ...TH1 TH2 YC681 YC682 5V1 WTNLEDN WTNSENS GND S02862 S02863 24V2 24V3 YC802 YC1 YC702 YC701 YC703 CAS2 CAS1 COM CAS0 YC2 YC4 YC15 YC13 YC12 YC1 YC11 YC6 YC5 YC10 24VF2 TNSEN2 GND 24VF2 TNSEN3 GND 24VF2 TNSEN4 GND 24VF2 TNSEN1 GND OZFANDR GND OZFANDR GND OZFANDR GND S02880 S02982 5V1 GND IDSW IDPW IDREF STFDA STFDAN STFDB STFDBN STFSA STFSAN STFSB STFSBN 1 2 3 4 S02847 S02881 S02848 S02976 S02977 S02...

Page 212: ...9 28 27 26 25 24 23 22 21 20 19 18 17 16 14 15 13 12 11 10 9 8 7 6 5 4 3 2 1 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 17 16 18 19 20 21 22 23 24 25 26 27 28 29 30 CN2 GND GND GND GND A1 GND A0 GND SCLK GND SDA VSS ADATA29 ADATA28 ADATA27 ADATA26 ADATA25 ADATA24 ADATA23 ADATA22 ADATA21 ADATA20 VDD1 VCC VDD1 VDD1 VDD2 VDD2 VDD2 VDD2 50 49 48 47 46 45 44 43 42 41 50 49 48 47 46 45 44 43 42 41 10 9 8 7 6 5...

Page 213: ... mm Secondary transfer roller 33 28 mm Developing sleeve 51 21 mm Lower registration roller 31 16 mm Upper registration roller 94 4 mm Drum First occurrence of defect 113 04 mm Heat roller Press roller 16 ppm printer 114 61 mm Heat roller 24 ppm printer ...

Page 214: ...2F3 2F4 2 4 26 This page is intentionally left blank ...

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