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FS-C5350DN Service Manual - Northeast Print Supplies

1. Figure 2 1 11 Laser scanner unit 1 Polygon motor 2 Polygon mirror 3 F 0 lens A 4 F 0 lens B 5 Mirror A 2 1 10 Mirror B Mirror C LSU dust shield glass LSU spiral 2K8 Figure 2 1 12 Laser scanner unit APC PWB Laser diode 8 Mirror B Collimator lens 9 Mirror C Cylindrical lens 10 PD mirror Polygon motor mirror 11 PD mirror F 0 lens A 12 SOS lens F 0 lens B 13 PD PWB Pin photo diode sensor Mirror A 2 1 11 2K8 Laser scanner unit MC i Engine PWB APC PWB M YC1 2 _LONBMN wan ENBMN YC1 3 DOM YC30 3 YC1 4 YC30 4 YC31 A1 FORMEN YC1 5 VYDOMN vc30 5 YC31 A2 VREFM YC1 7 s PDMN YC30 7 PONM yc2 2 YC1 9 YC30 9 YC31 A6 POLCLKO YC30 18 Polygon POLRDYNO YC30 19 motor MC E POLONNO 230 20 APC PWB C E YC1 8 YC30 8 _LONBCN YC1 2 Engey YC30 11 YC1 3 tee YC30 12 HENGE YC1 4 noen YC30 13 YC31 B1 YC1 5 YC30 14 YC31 B2 THERM2 VREFY pue 11020 YC1 7 EDEN YC30 16 YC2 2 YC1 9 YC30 17 YC31 B6 Laser scanner unit YK APC PWB Y YC1 2 SC YC29 2 YC1 3 move YC29 3 YC1 4 YC29 4
2. OMNOARWNS gt Cassette MP tray Duplex unit B Drum unit M Drum unit C Drum unit Y Drum unit K Main charger unit M Main charger unit C Main charger unit Y Main charger unit K Laser scanner unit MC Laser scanner unit YK Developing unit M Developing unit C Developing unit Y Developing unit K Toner container M Toner container C Toner container Y Toner container K Intermediate transfer unit Transfer roller unit Fuser unit Front cover Controller box 2K8 Paper path gt Paper path p gt optional 2K8 This page is intentionally left blank 1 1 6 1 2 1 DF ob 2K8 Installation environment Temperature 10 to 32 5 C 50 to 90 5 F Humidity 15 to 80 RH Power supply 120 V AC 220 240 V AC Power source frequency 50 Hz 0 3 60 Hz 0 3 Installation location Avoid direct sunlight or bright lighting Ensure that the photoconductor will not be exposed to direct sunlight or other strong light when removing paper jams Avoid locations subject to high temperature and high humidity or low temperature and low humidity an abrupt change in the environmental temperature and cool or hot direct air Avoid places subject to dust and vibrations Choose a surface capable of supporting the weight of the machine Place the machine on a level surface maximum allowance inclination 1 Avoid air
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4. Dirty main charger wire 9 Streaks are printed horizontally Print example Causes Perform the main charger cleaning See page 1 3 11 Check procedures corrective measures Flawed drum Replace the drum unit See page 1 5 14 Dirty developing section Clean any part contaminated with toner in the developing sec tion Poor contact of grounding terminal of drum unit 10 Spots are printed Print example Causes Check the installation of the drum unit If it operates incor rectly replace it See page 1 5 14 Check procedures corrective measures Dirty or flawed drum Perform the drum surface refreshing See page 1 3 12 Flawed drum Replace the drum unit See page 1 5 14 Deformed or worn cleaning blade in the drum unit Replace the drum unit See page 1 5 14 Flawed developing roller Replace the developing unit See page 1 5 12 Dirty heat roller and press roller Clean the heat roller and press roller 1 4 25 2K8 11 The leading edge of image begins to print too early or too late Print example Causes Check procedures corrective measures 4 Paper feed clutch or registration clutch operating incorrectly 12 Paper is wrinkled Print example Causes Check the installation of the clutch If it operates incorrectly replace it Check procedures corrective me
5. Figure 2 1 7 Drum section Drum 2 Drum shaft Main charger unit 4 Cleaning blade 5 Drum screw 6 Eraser lamp 2 1 6 YC18 1 YC18 2 YC18 3 YC18 4 Engine PWB YC18 5 YC18 6 YC18 7 YC18 8 YC18 9 YC18 10 YC18 11 YC18 12 YC18 14 YC18 15 STKB Drum motor K K YC18 16 SUA ERASEKDR Drum PWB K EEDATA Drum unit K EEPROM WE EREM EE YC34 3 ERASECDR YC34 5 ERASEYDR YC34 7 JE YC34 9 LEEDATA YC34 11 ERASEKDR STMBN STMAN Near STMB Drum motor M STMA L E Eraser lamp M i STCBN STCAN Drum STCB Drum motor C Ki STCA Es STYBN STYAN Drum STYB Drum motor Y EN STYA Drum PWB M Drum unit M EEPROM Drum PWB C Drum unit C EEPROM Drum PWB Y Drum unit Y EEPROM ERASEMDR ERASEYDR 2K8 EEDATA ERASECDR EEDATA EEDATA Figure 2 1 8 Drum section block diagram Drum relay PWB YC11 2 YC11 1 YC11 3 YC11 7 YC11 8 YC8 2 YC8 1 YC8 3 YC8 7 YC8 8 YC5 2 YC5 1 YC5 3 YC5 7 YC5 8 YC2 2 YC2 1 YC2 3 YC2 7 YC2 8 YC1 1 YC1 3 YC1 5 YC1 7 YC1 9 YC1 11 2 1 7 2K8 2 Main charger unit The main charger unit consists of the main charger wire the main charger grid and the main charger shield and charges the drum for image forming Also the main charger unit is equipped with a main charger cleaning motor to conduct clean ing automatically
6. Q Never attempt to disassemble the optical unit in machines using lasers Leaking laser light may damage eyes IS Q Handle the charger sections with care They are charged to high potentials and may cause electric shock if handled improperly 2 ccecceeceeeeeeeeeeeeeecececaecaeeeeeeeeeeeseceecaaaaaeeeeeeeeeeeeeeeeseecsensinaeeeeees AN D 4h CAUTION e Wear safe clothing If wearing loose clothing or accessories such as ties make sure they are safely secured so they will not be caught in rotating sections ooocconnncicnninnoccccccinncannnanonaanncnnr nano NM Use utmost caution when working on a powered machine Keep away from chains and belts A Handle the fixing section with care to avoid burns as it can be extremely hot A Check that the fixing unit thermistor heat and press rollers are clean Dirt on them can cause abnormally high temperatures ranere aeni EA E EEEE EE AAAA EEA AEREE AAEE Q Do not remove the ozone filter if any from the copier except for routine replacement O e D Do not pull on the AC power cord or connector wires on high voltage components when removing them always hold the plug itself oo ee ceeeeeeeeeeeeee eee eeeeee eadi andri aiaiai EEEE Q Do not route the power cable where it may be stood on or trapped If necessary protect it with a cable cover or other appropriate item cceececceeeeeeeeeeeeeeeeneaaeceeeeeeeeee
7. 630 238 9982 FAX 630 238 9487 Western Region 14101 Alton Parkway Irvine California 92618 7006 TEL 949 457 9000 FAX 949 457 9119 KYOCERA MITA CANADA LTD 6120 Kestrel Road Mississauga Ontario L5T 158 Canada TEL 905 670 4425 FAX 905 670 8116 KYOCERA MITA MEXICO S A DE C V Av 16 de Septiembre 407 Col Santa In s Azcapotzalco M xico D F 02130 M xico TEL 55 5383 2741 FAX 55 5383 7804 2009 KYOCERA MITA Corporation http www kyoceramita com ci KYOCERG is a trademark of Kyocera Corporation Southeastern Region 1500 Oakbrook Drive Norcross Georgia 30093 TEL 770 729 9786 FAX 770 729 9873 Southwestern Region 2825 West Story Road Irving Texas 75038 5299 TEL 972 550 8987 FAX 972 252 9786 National Operation Center amp National Training Center 2825 West Story Road Irving Texas 75038 5299 TEL 972 659 0055 FAX 972 570 5816 Latin America Division 8240 N W 52nd Terrace Dawson Building Suite 108 Miami Florida 33166 TEL 305 421 6640 FAX 305 421 6666 Printed in U S A
8. Figure 1 5 20 ra oO C o oO lt YN 2 o o ka 2 o ka o gt 2 Oo lt 2 Ka Ko D 5 7 ke o 2 Figure 1 5 21 1 5 17 2K8 Intermediate transfer unit 7 Hold the grips and then remove the interme diate transfer unit 8 Check or replace the intermediate transfer E 2 5 BoE O e a unit and refit all the removed parts Figure 1 5 22 1 5 18 2K8 2 Detaching and refitting the transfer roller unit Procedure 1 Open the front cover 2 Open the duplex unit B 3 Release the two hooks and then remove the transfer roller unit 4 Check or replace the transfer roller unit and refit all the removed parts Transfer roller unit Front cover Duplex unit B ID SE gt N Ca Ve Figure 1 5 23 1 5 19 2K8 3 Detaching and refitting the duplex unit B Procedure 1 Remove the outer covers See page 1 5 3 2 Remove the power source PWB See page 1 5 26 3 While releasing the hook and then pull the MCH cleaning shaft 4 Open the front cover 5 Remove the screw and then remove the front cover right stopper 1 5 20 SW EN lt l A at y LA e e SA ei MCH cleaning shaft X SSO Say SCH seg PANN Front cover Front cover right stopper Figure 1 5 25 6 Remove the six screws and then remove the feed drive unit 7 Remove the four c
9. Ground Toner sensor M detection voltage 3 3 V DC power source Not used 2 3 13 2K8 2 3 4 Paper exit PWB Connector I 5 Signal Voltage PH1 Description YC1 Connected to the engine PWB OMAN OO PS Ga MM gt 3 3V2 FTHERM PDIRN EXITPAP GND FDFUL FEEDOPN FUFANDRN 24V1 DUREVDRN 3 3 V DC Analog 0 3 3 V DC 0 3 3 V DC 0 3 3 V DC 0 3 3 V DC 0 12 24 V DC 24V DC 0 24 V DC 3 3 V DC power source Fuser thermistor detection voltage Envelope switch On Off Paper exit sensor On Off Ground Paper full sensor On Off Front cover open close switch On Off Fuser fan motor 1 Full speed Half speed Off 24 V DC power source Duplex solenoid On Off Connected to the fuser fan motor 1 ao 24V1 FUFANDRN 24 V DC 0 12 24 V DC 24 V DC power source Fuser fan motor 1 Full speed Half speed Off YC3 Connected to the duplex sole noid 2 3 14 24V1 DUREVDRN 24 VDC 0 24 V DC 24 V DC power source Duplex solenoid On Off Connector Signal Voltage 2K8 Description YC4 Connected to the fuser thermistor 3 3V1 FTHERM 3 3 VDC Analog 3 3 V DC power source Fuser thermistor detection voltage YC5 Connected to the front cover open close switch FEEDOPN GND 0 3 3 VDC Front cover open close switch On Off Ground YC6 Connected to the enve lope switch 0 3 3 V
10. Main PWB Engine PWB Power source PWB Power source PWB High voltage PWB Operation panel PWB Paper exit PWB Drum relay PWB APC PWB M APC PWB C APC PWB Y APC PWB K PD PWB M PD PWB C PD PWB Y PD PWB K Drum PWB M Drum PWB C Drum PWB Y Drum PWB K Zener PWB M Zener PWB C Zener PWB Y Zener PWB K Developing PWB M Developing PWB C Developing PWB Y Developing PWB K PARTS PWB MAIN SP PARTS PWB ENGINE SP PARTS SWITCHING REGULATOR 120V SP SWITCHING REGULATOR 230V HIGH VOLTAGE UNIT SP P W BOARD ASSY LCD CONT P W BOARD ASSY EXIT 2 2 3 2K8 2 Switches and sensors Machine left EZZ Machine inside SE SN Machine right Figure 2 2 2 Switches and sensors Power SWIICR iniciis Turns ON OFF the AC power source Interlock switch eeen Shuts off 24 V DC power line when the top cover and front cover are opened Left cover switch iesene Shuts off 24 V DC power line when the left cover is opened Cassette size switch nssnnranrrnrnnrnnrrvvnrnnn Detects the paper size dial setting of the paper setting dial AER arsen selskabs seele Detects the presence of paper in the cassette Paper sensor Zunicaiocnciancciannacancndotindan anita Detects the presence of paper in the cassette Lift limit Sensor mnir Detects activation of upper limit of the bottom plate in the cassette Registration sensor eeen Detects the timing of primary paper feed MP tray SenSor 4 cocinan gege deer sn e
11. Reinsert the connector Also check for continuity within the con nector harness If none remedy or replace the harness Waste toner full sensor Engine PWB YC12 Defective waste toner full sensor Replace the waste toner full sensor Defective engine PWB Replace the engine PWB See page 1 5 29 17 Others 1 4 30 Wiring is broken shorted or makes poor contact Check for continuity If none repair 1 4 5 Mechanical problems Problem Causes check procedures 2K8 Corrective measures 1 No primary paper feed Check if the surfaces of the paper feed roller MP paper feed roller are dirty with paper pow der Clean with isopropyl alcohol Check if the paper feed roller MP paper feed roller are deformed Check visually and replace any deformed rollers See page 1 5 8 and 1 5 11 Defective paper feed clutch installation Check visually and remedy if necessary 2 No secondary paper feed Check if the surfaces of the upper and lower registration rollers are dirty with paper pow der Clean with isopropyl alcohol Defective registration clutch installation Check visually and remedy if necessary 3 Skewed paper feed Width guide in a cassette installed incorrectly Check the width guide visually and correct or replace if necessary Deformed width guide in a cassette Repair or replace if necessary Defective MP tray slider inst
12. Drum motor Y drive control signal _A Drum motor Y drive control signal B Drum motor Y drive control signal A Drum motor K drive control signal _B Drum motor K drive control signal _A Drum motor K drive control signal B Drum motor K drive control signal A Connected to the power source PWB 2300 X3004200n0 gt 7 N HEATREM N C ZCROSS SLEEPN 24V3 GND GND GND GND 24V1 24V1 24V1 24V1 00000000000000000 OO 24 VDC 0 3 3 V DC pulse 0 24 V DC 24 V DC 24 V DC 24 V DC 24 V DC 24 V DC Fuser heater lamp On Off Not used Zero cross signal Sleep mode signal On Off 24 V DC power source Ground Ground Ground Ground 24 V DC power source 24 V DC power source 24 V DC power source 24 V DC power source Connected to the paper exit PWB oo Joo bk oh A o 3 3V2 FTHERM PDIRN EXITPAP GND FDFUL FEEDOPN FUFANDRN 24V1 DUREVDRN 3 3V DC Analog 0 3 3 V DC 0 3 3 V DC 0 3 3 V DC 0 3 3 V DC 0 12 24 V DC 24 V DC 0 24 V DC 3 3 V DC power source Fuser thermistor detection voltage Envelope switch On Off Paper exit sensor On Off Ground Paper full sensor On Off Front cover open close switch On Off Fuser fan motor 1 Full speed Half speed Off 24 V DC power source Duplex solenoid On Off Connected to the duplex con veying sen sor and MP tray sensor 3 3V2 GND DUREGPAP 3 3V2 GND MPHANDS 3 3 V DC 0 3 3 V DC 3 3 V DC 0 3
13. Headquarters 225 Sand Road Fairfield New Jersey 07004 0008 U S A Phone 973 808 8444 KYOCERA MITA AUSTRALIA PTY LTD Level 3 6 10 Talavera Road North Ryde N S W 2113 Australia Phone 02 9888 9999 KYOCERA MITA NEW ZEALAND LTD 1 3 Parkhead Place Albany P O Box 302 125 NHPC Auckland New Zealand Phone 09 415 4517 KYOCERA MITA THAILAND CORP LTD 9 209 Ratchada Prachachem Road Bang Sue Bangkok 10800 Thailand Phone 02 586 0320 KYOCERA MITA SINGAPORE PTE LTD 121 Genting Lane 3rd Level Singapore 349572 Phone 67418733 KYOCERA MITA HONG KONG LIMITED 11 F Mita Centre 552 566 Castle Peak Road Tsuen Wan New Territories Hong Kong Phone 24297422 KYOCERA MITA TAIWAN Corporation 7F 1 2 No 41 Lane 221 Gangchi Rd Neihu District Taipei Taiwan 114 R O C Phone 02 87511560 KYOCERA MITA Corporation 2 28 1 chome Tamatsukuri Chuo ku Osaka 540 8585 Japan Phone 06 6764 3555 http www kyoceramita com Printed in Holland KYOCERA MITA AMERICA INC Headquarters 225 Sand Road Fairfield New Jersey 07004 0008 TEL 973 808 8444 FAX 973 882 6000 New York Branch 1410 Broadway 23rd floor New York NY 10018 TEL 917 286 5400 FAX 917 286 5402 Northeastern Region 225 Sand Road Fairfield New Jersey 07004 0008 TEL 973 808 8444 FAX 973 882 4401 Midwestern Region 201 Hansen Court Suite 119 Wood Dale Illinois 60191 TEL
14. The fuser thermistor detects a tempera ture higher than 240 C 464 F By the activation of the high temperature error detection circuit 230 C 446 F or more of fuser thermistor the illumination of fuser heater lamp was forcibly turned off and 10 seconds has elapsed Shorted fuser ther mistor Replace the fuser unit See page 1 5 25 Defective engine PWB Replace the engine PWB See page 1 5 29 Broken fuser thermistor wire Input from fuser thermistor is 3 or less A D value continuously for 1 1 second 11 ms x 100 times Defective harness between fuser ther mistor and paper exit PWB YC4 or improper connec tor insertion Reinsert the connector Also check for conti nuity within the connector harness If none remedy or replace the harness Defective harness between paper exit PWB YC1 and engine PWB YC20 or improper connec tor insertion Reinsert the connector Also check for conti nuity within the connector harness If none remedy or replace the harness Broken fuser ther mistor wire Replace the fuser unit See page 1 5 25 Fuser thermistor installed incor rectly Replace the fuser unit See page 1 5 25 Fuser thermal cut out triggered Replace the fuser unit See page 1 5 25 Fuser heater lamp installed incor rectly Replace the fuser unit See page 1 5 25 Broken fuser heater lamp wire Replace the fuser unit See page 1 5
15. 2 1 20 Duplex solenoid DUREVDRN Paper exit PWB Engine PWB Paper full sensor YC1 6 2 Paper exit sensor YC1 4 EXITPAP d DUREVDRN YC3 2 YC1 10 YC20 10 STFUBN STFUAN STFUB STFUA Figure 2 1 21 Paper exit section block diagram 2K8 2 1 8 Duplex conveying section The duplex conveying section consists of conveying path which sends the paper sent from the eject section to the paper feed conveying section when duplex printing 4 ge o S Es S O 10 gt al 7 gt 11 g O a A eem SE Figure 2 1 22 Duplex conveying section 1 Duplex roller 1 7 Duplex feed roller 2 Paper exit pulley 8 Duplex pulley 3 Duplex roller 2 9 Duplex feed guide 4 Duplex pulley 10 Duplex conveying sensor 5 Duplex roller 3 11 Actuator 6 Duplex pulley duplex conveying sensor 2 1 21 2K8 2 1 22 Duplex solenoid Duplex motor DUREVDRN Paper exit PWB YC3 2 YC1 10 DUREVDRN STDUBN STDUAN STDUB STDUA Duplex DUREGPAP conveying sensor DUCLDRN Engnie PWB YC20 10 YC17 1 Figure 2 1 23 Duplex paper conveying section block diagram 2K8 2 2 1 Electrical parts layout 1 PWBs BA E SR DES Machine left ZZ Machine inside ee E
16. 2K8 15 PD PWBK NENNEN tines Controls horizontal synchronizing timing of laser beam black 16 Drum PWB M A Relays wirings from electrical components on the drum unit M Drum indi vidual information in EEPROM storage 17 Drum PWB EE Relays wirings from electrical components on the drum unit C Drum indi vidual information in EEPROM storage 18 Drum PWB Ve renerne rener Relays wirings from electrical components on the drum unit Y Drum indi vidual information in EEPROM storage 19 Drum GAR EE Relays wirings from electrical components on the drum unit K Drum indi vidual information in EEPROM storage 20 Zener PWB M A Adjusts the drum surface potential Magenta 21 Zener PWB Cosina cda Adjusts the drum surface potential Cyan 22 Zener PWB NV Adjusts the drum surface potential Yellow 23 Zener PWB K 22 sssecsseattcsectdeeesennetundeesbectsnees Adjusts the drum surface potential Black 24 Developing PWB M A Relays wirings from electrical components on the developing unit M 25 Developing PWB C A Relays wirings from electrical components on the developing unit C 26 Developing PWB Y rnnnnnrrrvvnvrnnvvvvnnnnrrvnrnnnn Relays wirings from electrical components on the developing unit Y 27 Developing Dk Relays wirings from electrical components on the developing unit K 2 2 2 List of correspondences of PWB names z 9 Name used in service manual 2K8 Name used in parts list ON OOA GO Go MM
17. A5E OE A6 OF B6 10 Commercial 9 11 Commercial 6 12 ISO B5 13 Custom size 1E C4 1F Postcard 20 Reply paid postcard 21 Oficio II 22 Special 1 23 Special 2 24 A3 wide 25 Ledger wide 26 Full bleed paper 12 x 8 27 8K 28 16K R A8 16K E 32 Statement R B2 Statement E 33 Folio 34 Western type 2 35 Western type 4 d Detail of paper type Hexadecimal 01 Plain 02 Transparency 03 Preprint 04 Labels 05 Bond 06 Recycle 07 Vellum 08 Rough 09 Letter head OA Color OB Prepunched OC Envelope OD Cardstock OE Coated OF 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 e Detail of paper exit location Hexadecimal 01 Face down tray FD 02 Face up tray FU 03 to 48 Reserved Service Call Self diagnostic error Log Remembers 1 to 8 of occurrence of self diag nostics error If the occurrence of the previ ous diagnostics error is less than 8 all of the diagnostics errors are logged Count The total page count at the time of the self diag nostics error Service Code Self diagnostic error code See page 1 4 3 Example 01 6000 01 means a self diagnos tic error 6000 means a self diagnostic error code 1 3 17 2K8 Service items Description Items Description Maintenance
18. Defective harness between PF warm air heater 1 and PF warm air heater driver PWB YC1 or improper con nector insertion Reinsert the connector Also check for conti nuity within the connector harness If none remedy or replace the harness Refer to the service manual for the paper feeder Defective harness between PF warm air heater driver PWB YC3 and PF main PWB YC13 or improper connec tor insertion Reinsert the connector Also check for conti nuity within the connector harness If none remedy or replace the harness Refer to the service manual for the paper feeder Defective harness between PF ther mistor 2 and PF main PWB YC12 or improper con nector insertion Reinsert the connector Also check for conti nuity within the connector harness If none remedy or replace the harness Refer to the service manual for the paper feeder PF thermistor 1 installed incor rectly Check the installation of the PF thermistor 1 and remedy if necessary Refer to the ser vice manual for the paper feeder Defective PF ther mistor 1 Replace the PF thermistor 1 Refer to the service manual for the paper feeder PF thermostat 1 triggered Replace the PF thermostat 1 Refer to the service manual for the paper feeder Broken PF warm air heater 1 Replace the PF warm air heater 1 Refer to the service manual for the paper feeder Defective PF warm air heater drive
19. Figure 2 1 9 Main charger unit Main charger shield Main charger wire 3 Main charger grid Main charger cleaner unit 5 Main charger spiral 2 1 8 Drum unit M Drum Grid Wire fa Main charger output M Main J unit M Drum Grid T iT Main charger output C Main H unit C Drum unit Y Drum Grid T qe Main charger output Y Main H unit Y Drum unit K Zener PWB K Drum Grid Wire Shield Main charger output K Main J unit K Main charger cleaning motor High voltage PWB CN1 11 CN1 14 CN1 17 CN1 20 MMCNT MCCNT MYCNT MKCNT MCHMOTA MCHMOTB Figure 2 1 10Main charger unit block diagram Engine PWB YC16 17 YC16 14 YC16 11 YC16 8 YC36 1 YC36 2 2K8 2 1 9 2K8 2 1 3 Expose section 1 Laser scanner unit The charged surface of the drum is then scanned by the laser beam from the laser scanner unit The laser beam is dis persed as the polygon motor revolves to reflect the laser beam over the drum Various lenses and mirror are housed in the laser scanner unit adjust the diameter of the laser beam and focalize it at the drum surface Also the LSU cleaning motor is activated to conduct automatically cleaning of the LSU dust shield glass FARN O Us ag
20. Horizontal synchronization signal 3 3 V DC power source APC PWB K sample hold signal APC PWB K laser enable signal APC PWB K video data signal APC PWB K video data signal Ground APC PWB K control signal Horizontal synchronization signal Polygon motor YK clock signal Polygon motor YK ready signal Polygon motor YK On Off Ground 24 V DC power source Connected to the APC PWB M APC PWB C and poly gon motor MC ON OO PS Ga MM A N DN ee 222a nana 2 o N 200 DAN DA PS Ga M O 3 3V1 LONBMN ENBMN VDOMP VDOMN GND VREFM THERMC PDMN 3 3V1 LONBCN ENBCN VDOCP VDOCN GND VREFC PDCN POLCLKO POLRDYNO POLONNO GND 24V3 0O0000 0 000 0 0 0 O O gt 3 3 V DC 0 3 3 V DC 0 3 3 V DC LVDS LVDS Analog Analog 0 3 3 V DC pulse 3 3 VDC 0 3 3 V DC 0 3 3 V DC LVDS LVDS Analog 0 3 3 V DC pulse 0 3 3 V DC pulse 0 3 3 V DC 0 3 3 V DC 24V DC 3 3 V DC power source APC PWB M sample hold signal APC PWB M laser enable signal APC PWB M video data signal APC PWB M video data signal Ground APC PWB M control signal LSU thermistor detection voltage Horizontal synchronization signal 3 3 V DC power source APC PWB C sample hold signal APC PWB C laser enable signal APC PWB C video data signal APC PWB C video data signal Ground APC PWB C control signal Horizontal synchronization signal Polygon motor MC clock signal Polygon motor MC ready signal P
21. PWB Replace the main PWB See page 1 5 28 Engine PWB EEPROM error Data read from EEPROM is judged abnormal Improper installa tion EEPROM Replace the engine PWB See page 1 5 29 Defective engine PWB Replace the engine PWB See page 1 5 29 Billing counting error Defective main PWB Replace the main PWB See page 1 5 28 Paper feeder communication error Communication error between engine PWB and optional paper feeder Improper installa tion paper feeder Follow installation instruction carefully again Defective harness between PF main PWB YC3 YC5 and paper feeder interface connec tor or improper connector inser tion Reinsert the connector Also check for conti nuity within the connector harness If none remedy or replace the harness Refer to the service manual for the paper feeder Defective PF main PWB Replace the PF main PWB Refer to the ser vice manual for the paper feeder Defective harness between engine PWB YC33 and paper feeder inter face connector or improper connec tor insertion Reinsert the connector Also check for conti nuity within the connector harness If none remedy or replace the harness Defective engine PWB Replace the engine PWB See page 1 5 29 Expanded memory DIMM installing error The expansion memory modules DIMM are not correctly mounted Improper installa tion expanded memo
22. Replace the developing unit M See page 1 5 12 Defective engine PWB Replace the engine PWB See page 1 5 29 Developing unit Y non installing error No density detection signal is output from toner sensor Y in developing unit Y Faulty connection of the connector between the devel oping PWB Y and drum relay PWB Check the installation of the developing unit Y and drum relay PWB and reinstall them if necessary See page 1 5 12 Defective harness between drum relay PWB YC1 and engine PWB YC34 or improper connec tor insertion Reinsert the connector Also check for conti nuity within the connector harness If none remedy or replace the harness Defective toner sensor Y Replace the developing unit Y See page 1 5 12 Defective engine PWB Replace the engine PWB See page 1 5 29 Drum unit K non installing error The EEPROM of drum PWB K does not communicate normally Faulty connection of the connector between the drum PWB K and drum relay PWB Check the installation of the drum unit K and drum relay PWB and reinstall them if neces sary See page 1 5 14 Defective harness between drum relay PWB YC1 and engine PWB YC34 or improper connec tor insertion Reinsert the connector Also check for conti nuity within the connector harness If none remedy or replace the harness Installation of incompatible drum unit K Install drum unit K
23. 25 Defective engine PWB Replace the engine PWB See page 1 5 29 1 4 14 Zero cross signal error The zero cross signal does not reach the engine PWB for specified time Defective harness between power source PWB YC103 and engine PWB YC19 or improper connec tor insertion Reinsert the connector Also check for conti nuity within the connector harness If none remedy or replace the harness Defective power source PWB Replace the power source PWB See page 1 5 26 Defective engine PWB Replace the engine PWB See page 1 5 29 Contents 2K8 Remarks Causes Check procedures corrective measures Toner motor K error When the toner motor K is driven the toner motor K over current detection sig nal is detected continuously for 50 times 5 s at 100 ms intervals Defective harness between toner motor K and engine PWB YC22 or improper connec tor insertion Reinsert the connector Also check for conti nuity within the connector harness If none remedy or replace the harness Defective drive transmission system of the toner motor K Check if the gears rotate smoothly If not grease the bushings and gears Check for broken gears and replace if any Defective toner motor K Replace the toner motor K Defective engine PWB Replace the engine PWB See page 1 5 29 Toner motor C error When the toner motor C is driv
24. 27 XXXXXXXX XXXXXXXX XXXXXXXX XXXXXXXX Engine Information NVRAM Version XXXXXXXXXXX MAC Address 00 00 00 00 00 00 1 2 234 23 100 100 1 5 23 0 0 0 0 0 0 0 28 0 0 0 0 0 0 0 29 0 0 0 0 0 0 0 0 80 0000000 0000000 0000000 0000000 0000000 0000000 0000000 0000000 0000000 0000000 0000000 0000000 0000000 0000000 0000000 0000000 0000000 0000000 F00 U00 0 0 0 0 30 30 70 70 00 00 ABCDE 676263646568676889404142643 43 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 45 0203040508090A0BOCODOF101112131415161718191A1B1C1D1E1F202122235E 48 0000 0100 0500 1000 0000 0100 0500 1000 0000 0100 0500 1000 0000 0100 0500 1000 0000 0100 0500 1000 0000 0100 0500 1000 0000 0100 0500 1000 0000 0100 0500 1000 43 00000000000000000000000000000000 0000000000000000000000000000000000000000 0000000000 48 49 69 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 61 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 62 0000000000000000 0000000000000000 0000000000000000 0000000000000000 63 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 000000
25. 3 V DC 3 3 V DC power source Ground Duplex conveying sensor On Off 3 3 V DC power source Ground MP tray sensor On Off YC22 Connected to the toner motor K N Al Oo Om P GO M 24V3 TNMKDRN 24 V DC 0 24 V DC 24 V DC power source Toner motor K On Off 2 3 5 2K8 Connector Signal Voltage Description YC23 Connected to the toner motor Y 24V3 TNMYDRN 24 V DC 0 24 V DC 24 V DC power source Toner motor Y On Off YC24 Connected to the toner motor C 24V3 TNMCDRN 24 V DC 0 24 V DC 24 V DC power source Toner motor C On Off YC25 Connected to the toner motor M 24V3 TNMMDRN 24 V DC 0 24 V DC 24 V DC power source Toner motor M On Off YC26 Connected to the devel oping clutch K develop ing motor K Registration clutch and paper feed clutch DLPCLDRN 24V3 MOTKREV DLPMOTKRDYN SPEEDSEL DLPMOTKCLK DLPMOTKREN GND 24V3 REGCLDRN 24V3 FEDCLDRN 24V3 OO0O0 000 0 24 V DC 24 V DC 0 3 3 V DC 0 3 3 V DC 0 3 3 V DC 0 3 3 V DC pulse 0 3 3 V DC 24 V DC 0 24 V DC 24 V DC 0 24 V DC 24 V DC Developing clutch K On Off 24 V DC power source Developing motor K drive switch signal Developing motor K ready signal Developing motor K speed selection signal Developing motor K clock signal Developing motor K On Off Ground 24 V DC power source Registration clutch On Off 24 V DC power source Paper feed c
26. CN1 7 CN1 6 CN1 5 CN1 4 CN1 3 Primary Primary transfer transfer roller M 0 roller C Primary transfer roller Y Primary transfer bias output M Primary transfer bias output C Primary transfer bias output Y Primary transfer bias output K Secondary transfer bias output Secondary Primary transfer roller transfer roller K 2 1 16 T2RREMN CLCNT T1MCNT T1CCNT T1YCNT TAKCNT T2CNT YC16 7 YC16 20 YC16 21 YC16 22 YC16 23 YC16 24 YC16 25 Right ID sensor Left ID sensor nad CES noo woo x gt gt x gt gt 3 u y Y YY K WW FO LO WwW Q O O O 0 00 OOO gt gt gt gt gt gt Engine PWB Figure 2 1 17 Transfer separation section block diagram 2 1 6 Fuser section 2K8 The paper sent from the transfer separation section is interleaved between the heat roller and the press roller The heat roller is heated by the fuser heater lamp and the toner is fused by heat and pressure and fixed onto the paper because the press roller is pressed by the fuser press spring The surface temperature of heat roller is detected by the fuser thermistor and controlled by the engine PWB If the fuser section shows extremely high temperature the power line will be shut off and the fuser heater lamp is forced to turn off 1 2 3 4 5 6 Figu
27. DC power source Connected to the drum relay signal 0 NOORA WD wh ak m AM A e Hi ERASEMDR TNSENM ERASECDR TNSENC ERASEYDR TNSENY EECLK GND EEDATA 3 3V1 ERASEKDR 3 3V2 TNSENK DLPTHERM Oo O 0 0 000 0 0 24 V DC Analog 0 24 V DC Analog 0 24 V DC Analog 0 3 3 V DC pulse 0 3 3 V DC pulse 3 3 VDC 0 24 V DC 3 3 VDC Analog Analog Eraser lamp M On Off Toner sensor M detection voltage Eraser lamp C On Off Toner sensor C detection voltage Eraser lamp Y On Off Toner sensor Y detection voltage EEPROM clock signal Ground EEPROM data signal 3 3 V DC power source Eraser lamp K On Off 3 3 V DC power source Toner sensor K detection voltage Developing thermistor detection voltage Connected to the main charger cleaning motor MCHMOTA MCHMOTB 24 0 V DC 24 0 V DC Main charger cleaning motor Fwd Stop Rev Main charger cleaning motor Rev Stop Fwd YC37 Connected to the LSU cleaning motor LSUMOTA LSUMOTB 24 0 V DC 24 0 V DC LSU cleaning motor Fwd Stop Rev LSU cleaning motor Rev Stop Fwd YC38 Connected to the power source fan motor 24V1 PSFANDRN 24 V DC 0 12 24 V DC 24 V DC power source Power source fan motor Full speed Half speed Off YC39 Connected to the fuser motor STFUBN STFUAN STFUB STFUA 0 24 V DC pulse 0 24 V DC pulse 0 24 V DC pulse 0 24 V DC pulse Fuser motor drive control signal _B
28. Description YC101 Connected to the AC inlet and power switch LIVE NEUTRAL 120 VAC 220 240 V AC 120 VAC 220 240 V AC AC power input AC power input YC102 Connected to the fuser heater lamp NEUTRAL N C LIVE 120 0 V AC 220 240 0 V AC 120 VAC 220 240 V AC Fuser heater lamp On Off Not used AC power output YC103 Connected to the engine PWB ON Oa BR Ga M HEATREM N C ZCROSS SLEEPN 24V3 GND GND GND GND 24V1 24V1 24V1 24V1 24V DC 0 3 3 V DC pulse 0 24 V DC 24 V DC Fuser heater lamp On Off Not used Zero cross signal Sleep mode signal On Off 24 V DC power source Ground Ground Ground Ground 24 V DC power source 24 V DC power source 24 V DC power source 24 V DC power source 2 3 1 2K8 2 3 2 Engine PWB 2 10 O 3 60008 3 YC12 2 YC32 00000 000 Ne 900000 0000 1 2 9 1900 IN ecco CS W I Dee 14 Yoo GE er o 1 oo 2 2200000000000 2 22 zL 00000000000 1 A2 JOCO IASI 00000000000 YC29 00000000000 21 ka YC41 CH G i E sj 0000000 ua O lt CH ar wo lt o 3 CO o R EG O lt 00 o 00 ole 00 00 lt 00 o JO aS o 5 00 00 ds Ze 00 og 9 00 Ze 00 E 00 ER 3 00 ER 9 00 l 00 00 00 00 00 w 88 2 3 2 SEA o og o o o o o o og SE 39 ae Oo co o o o o o o o Da o HS 00
29. Image formation problems 1 No image appears 2 No image appears entirely white entirely black See page 1 4 22 See page 1 4 23 6 The background is 7 White streaks are colored printed vertically See page 1 4 24 See page 1 4 25 11 The leading edge 12 Paper is wrinkled of image begins to print too early or too late WW See page 1 4 26 See page 1 4 26 16 Colors are printed offset to each other See page 1 4 27 3 A specific color is printed solid dirty 8 Black streaks are printed vertically 13 Offset occurs 2K8 4 The back side gets 5 lmage is too light See page 1 4 23 See page 1 4 23 See page 1 4 24 9 Streaks are printed 10 Spots are printed horizontally See page 1 4 25 See page 1 4 25 See page 1 4 25 14 Part of image is missing 15 Fusing is loose See page 1 4 27 See page 1 4 26 See page 1 4 26 1 4 21 2K8 1 No image appears entirely white Print example Causes Check procedures corrective measures 1 4 22 No trans fer charging Defective harness between high voltage PWB and engine PWB YC16 or improper con nector insertion Reinsert the connector Also check for continuity within the connector harness If none remedy or
30. Items Description NVRAM version _ 1F3 1225 _ 1531225 a b c d e f a Consistency of the present software version and the database _ underscore OK Asterisk NG b Database version c The oldest time stamp of database version d Consistency of the present software version and the ME firmware ver sion _ underscore OK Asterisk NG e ME firmware version f The oldest time stamp of the ME database version Normal if a and d are underscored and b and e are identical with c and f Mac address Destination information Area information Margin settings Top margin Left margin Low Power mode settings Top offset for each paper source MP tray Paper feeder 1 Paper feeder 2 Paper feeder 3 Duplex Page rotation Left offset for each paper source MP tray Paper feeder 1 Paper feeder 2 Paper feeder 3 Duplex Page rotation e e amp e 26 amp g 29 L value settings Top margin integer Top margin decimal place Left margin integer Left margin decimal place Paper length integer Paper length decimal place Paper width integer Paper width decimal place Life counter The first line Machine MP tray Printer s cassette Paper feeder 1 Paper feeder 2 Paper feeder 3 Duplex printing Life counter The second line Drum unit K Drum unit C Drum unit M Drum unit Y Intermediate transfer unit Developing unit
31. NAT Figure 1 5 33 w Remove two screws P tight and S tight 4 Unhook the hook and then remove the fuser unit 5 Check or replace the fuser unit and refit all the removed parts Figure 1 5 34 1 5 25 2K8 1 5 8 PWBs 1 Detaching and refitting the power source PWB Procedure 1 Remove the right rear cover See page 1 5 6 2 Remove the three screws and then remove the power source shield 3 Remove the connector 4 Remove the two screws 1 5 26 Figure 1 5 36 Remove the two connectors and then remove the power source PWB Check or replace the power source PWB and refit all the removed parts 2K8 SS a SH is X N K NE x X Ls 5 Power source PWB Figure 1 5 37 1 5 27 2K8 2 Detaching and refitting the main PWB Procedure 1 Remove the two screws 2 Remove the main PWB 3 Check or replace the main PWB and refit all the removed parts 1 5 28 Main PWB Screw Figure 1 5 38 2K8 3 Detaching and refitting the engine PWB Procedure 1 Remove the duplex unit B See page 1 5 20 2 Remove the connector A y gt gt p ES REG N gt onnector i EN PN Ke C g Figure 1 5 39 NE 3 Remove the seven screws and then remove the feed housing Figure 1 5 40 1 5 29 NOs Remove the connector A Remove the develop
32. PWB YC18 Duplex motor Engine PWB YC17 Fuser motor Engine PWB YC39 Broken the gear Check visually and replace the gear if necessary Defective motor Replace the motor Defective engine PWB Replace the engine PWB See page 1 5 29 3 Power source fan motor ozone fan motor developing fan motor1 2 and fuser fan motor 1 2 do not operate Broken the fan motor coil Check for continuity across the coil If none replace the fan motor Defective harness or improper connector inser tion Reinsert the connector Also check for continuity within the con nector harness If none remedy or replace the harness Power source fan motor Engine PWB YC8 Ozone fan motor Engine PWB YC11 Developing fan motor 1 Engine PWB YC10 Developing fan motor 2 Engine PWB YC41 Fuser fan motor 1 Paper exit PWB YC2 Fuser fan motor 2 Engine PWB YC44 Defective engine PWB Replace the engine PWB See page 1 5 29 4 Paper feed clutch registration clutch developing clutch K duplex clutch and intermediate clutch do not operate Broken clutch coil Check for continuity across the coil If none replace the clutch Defective harness or improper connector inser tion Reinsert the connector Also check for continuity within the con nector harness If none remedy or replace the harness Paper feed clutch Engine PWB YC26 Registration clutch Engine PWB YC
33. Secondary transfer Transfer roller DC bias Separation system Small diameter separation discharger brush Fusing system Heat fusing with a heat roller and a press roller Charge erasing systeM Exposure by eraser lamp LED Cleaning system scenen Drum Counter blade Controller coccion PowerPC750CL 600 MHz Memory 52225 ege das sies Standard 256 MB Maximum 1280 MB 1 1 1 2K8 Resolutioniin 600 dpi Operating system Microsoft Windows 2000 XP Vista Windows Server 2003 Apple Macintosh OS X Interface comica USB Hi Speed USB Network 10 BASE T 100 BASE TX KUIO LV slot Option Hard disk Memory card lot 1 CompactFlash 4 GB or less Mardi us 4 mm left right top and bottom Operation environment 1 1 1 1 1 1 Temperature 10 to 32 5 C 50 to 90 5 F Relative humidity 15 to 80 Altitude 2 500 m 8 202 feet maximum Illumination 1 500 lux maximum Dimensions W x D x Hon 345 x 518 x 480 mm 13 5 8 x 20 2 5 x 18 9 10 UC EE Approx 29 5 kg 65 Ibs Power source 120 V 60 Hz max 9 2 A U S A Canada 220 240 V 50 Hz 60 Hz max 4 7 A European countries Max Allowable voltage fluctuation 10 Max Allowable frequency fluctuation 2 Power consumption seer 120 V AC model Maximum 1 104 W or less During printing 517 W During standby 74 W During sleep mode 7 W Power off 0 W 220 240 V AC model Maximum 1 107 W or less During printing 516 W During standby 74 W During sleep mod
34. Top cover Hooks O Left rear cover 5 Release the five hooks and then remove the left rear cover Figure 1 5 4 1 5 4 2K8 6 Open the front cover 7 Remove the screw and then remove the left upper cover 8 Slide the left front cover upward and then remove it Left upper cover Di o gt Q O Le O LL AR N 7 N Lass Figure 1 5 5 1 5 5 2K8 2 Detaching and refitting the right rear cover right upper cover and right front cover Procedure 1 Open the top cover 2 Open the right cover 3 Remove the two screws 4 Release the five hooks and then remove the right rear cover Right cover Hooks Figure 1 5 6 1 5 6 2K8 Open the front cover Remove the two screws and then remove the right upper cover Slide the right front cover and then remove it AK WR LESS AD Screws 1333343 tp BE Right upper cover Right front cover Front cover Figure 1 5 7 1 5 7 2K8 1 5 3 Paper feed section 1 Detaching and refitting the paper feed roller assembly paper feed roller and pickup roller Procedure 1 Remove the cassette Cassette Figure 1 5 8 1 5 8 4 Check or replace the paper feed roller While pressing lever A and then slide the feed roller pin O While pressing the lever B and then remove N Os O the paper feed roller assembly Fe
35. amounts of water and obtain medical A ads ege ageet dee Aere eieiei g et dene dg Advice customers that they must always follow the safety warnings and precautions in the copier s INSTEUCION handbook EEN O 2 Precautions for Maintenance R WARNING Always remove the power plug from the wall outlet before starting machine disassembly Always follow the procedures for maintenance described in the service manual and other related brochur s ansvaret Q Under no circumstances attempt to bypass or disable safety features including safety mechanisms and protecttive Creus see ege EE ken Q Always use parts having the correct specifications rrrnrannsrrnnnnnnnnvrnnnnnnnrrrnnnnnrrrrnnnnnnrrrrenerersrrveneenn Q Always use the thermostat or thermal fuse specified in the service manual or other related bro chure when replacing them Using a piece of wire for example could lead to fire or other serious O leen EE When the service manual or other serious brochure specifies a distance or gap for installation of a part always use the correct scale and measure Carefully rrararsrvnnnnnnnvrrnnnnnnnvrnnnnnrrrrrnnnnersrrrnnennn Q Always check that the copier is correctly connected to an outlet with a ground connection a 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
36. carry out the memory card for matting procedure 1 7 When formatting is complete turn printer power off 1 6 4 Memory card socket Memory card Main PWB Figure 1 6 5 Message display Ready Operation panel key Press MENU key Press arrow key 1 Oz OG gt Memory Card gt Press arrow key Press arrow key 1 Press O key gt gt Format J Press OK key O Processing Format information is automatically printed Ready Figure 1 6 6 2K8 8 Remove the two screws and then remove the main PWB 9 Remove the formatted memory card from the memory card socket Memory card socket Main PWB Figure 1 6 7 10 Insert the memory card to the PC s slot or to the adaptor 11 Copy the firmware file to download to the root directory of the memory card 12 Remove the memory card from the PC s slot Memory card or the adaptor Adapter Memory card reader Figure 1 6 8 1 6 5 2K8 13 Insert the memory card into the memory card socket 14 Refit the main PWB e Memory card socket Main PWB Figure 1 6 9 15 Turn printer power on 16 When message display 1 is displayed to Message display detect firmware in the memory card 1 17 Message display 2 is displayed during downloading 18 When message display 3 is displayed to 2 supervisor mode indicate downloading is finished USB data readin
37. d o TNMCDRN bh i Developing magnet p bias output C Developing sleeve bias output C YC24 2 Toner sensor C Magnet roller Developing PWB C i Sleeve roller d o i i Developing magnet o bias output Y Developing unit C Developing sleeve TNMYDRN bias output Y YC23 2 MOTREV DLPMOTRDYN SPEEDSEL DLPMOTCLK DLPMOTREN YC27 1 YC27 2 YC27 3 YC27 4 YC27 5 Toner sensor Y Magnet roller Developing PWB Y Developing unit Y Developing sleeve bias TNMKDRN output K YC22 2 Developing R i magnet bias Seege 4 output K MOTKREV DLPMOTKRDYN SPEEDSEL DLPMOTKCLK DLPMOTKREN YC26 3 YC26 4 YC26 5 YC26 6 YC26 7 Developing unit K RM YC26 1 DLPCLDRN Developing TNSENM TNSENC TNSENY DLPTHE TNSENM TNSENC TNSENY YC34 2 YC34 4 YC34 6 YC34 13 YC34 14 TNSENK DLPTHERM Drum relay PWB BKSCNT BKMCNT BYSCNT BYMCNT BCSCNT BCMCNT BMSCNT BMMCNT YC16 9 YC16 10 YC16 12 YC16 13 YC16 15 YC16 16 YC16 18 YC16 19 CN1 19 CN1 18 CN1 16 CN1 15 CN1 13 CN1 12 CN1 10 CN1 9 Y Y Y Y Y Y Y Y Figure 2 1 15 Developing section block diagram 2 1 14 2 1 5 Transfer separation section 2K8 The transfer separation section consists of the intermediate transfer unit and the transfer roller unit The intermediate transfer unit consists of th
38. feed roller assembly Developing unit Y Developing unit K Developing unit C Developing unit M Fuser unit Drum unit Intermediate transfer unit MP paper feed roller 220 240 V AC model MK 580 MAINTENANCE KIT OPTION RETARD ROLLER ASSY HOLDER FEED ASSY SP DV 560 US Y DV 560 US K DV 560 US C DV 560 US M FK 580 U DK 580 TR 580 ROLLER MIP ASSY 43487B0027 A4 Maintenance part name Name used in service manual Name used in parts list 1702K87US0 Part No 072K87US Alterna tive part Maintenance kit MK 580 Retard roller Paper feed roller assembly Developing unit Y Developing unit K Developing unit C Developing unit M Drum unit Fuser unit Intermediate transfer unit MP paper feed roller 2 4 4 MK 580 MAINTENANCE KIT OPTION RETARD ROLLER ASSY HOLDER FEED ASSY SP DV 560 Y DV 560 K DV 560 C DV 560 M DK 580 FK 580 E TR 580 ROLLER M P ASSY 43487B0027 A4 1702K88NLO 072K88NL KYOCERA MITA EUROPE B V Hoeksteen 40 2132 MS Hoofddorp The Netherlands Phone 31 20 654 0000 Home page http www kyoceramita europe com Email info kyoceramita europe com KYOCERA MITA NEDERLAND B V Beechavenue 25 1119RA Schiphol Rijk The Netherlands Phone 31 20 58 77 200 KYOCERA MITA UK LTD 8 Beacontree Plaza Gillette Way Reading Berks RG2 OBS U K Phone 44 1189 311 500 KYOCERA MITA ITALIA S p A Via G Verdi 89 91 20063 C
39. fuidojeneg ZAE E ZAC E GHNSSNI LNASNL Z Z ANSSNL 9 8Md Ad N SMd Gd ZAG E l ONOIL L UND gMd aubuz cle LIZ Fy manvaans Z JOJOW UB Jasny l MoA e call BA RON RON LSS SSS SSS SS Spee See eee EE Es YOA 4 i Uesiuueu Buidojanap yum y yun Buidojanag Kr 1D k Ja D Z t rue T el sE v 2252 2 32 tiga yama d HUE Ir jana HL ZL ree e ON pg 5 SNS SS I ZAE E E CAC E LL LL Josuas z uob jod ZOA BON RON Moses Re z VE 17 Budojered N3sNL z Z uwen ov un OL aimeseduie L i tree AND I AND 6 vivasa 9 Md DAV W SMd DAV EZS 8 8 ae SEDA A Na LOA LOA E A TERRE AND Aypiwiny ic wx O RS A ng 9 M1933 9 IO ONONBWNH OONDNRWNH I e IL G ANSSNL o WO ONAKHAWNH OMNONRWN el HOAISVYA ziz Z 10 0w Ue 18 Z IZLA y SNaSNL Y y LNSGNVASNI Buidojenag SI i i EE VAve oleg Es mb El SIER i IA Hun Wnig STG z HADISVEA z LPIA bg O o SS S D I 65 gag Ql WN3SNL Noa o mo SIA 9 12 mio Di gt E Ki Vi IR LOA Lt L OG Lg HOA SIN s sss eee Es2 u sss l EE 2333 A daronza VONDONAWNA i E EEGENEN DEEN NNN ag Seeenees CONONAWN d I 9 yun wnig pee LIA aA DEDA i ca I 80A EE L IS Sei fejo wng ZEDA SLOA 99A GOA E bDA 6ZOA 7 E SNVANODS anwa NAWN ANN na NNN 2z2 S525525 EE EEN LETE BOA SC SE NS EISE I Saron OBNPDAURVEN A HUN WNIG LEI E d i E D 4 we En oS Tel FIS mol lt SSmo 1 I SOA hs Sales v LEO I E Slzileolsl iclelels O MORET e
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41. 00 0000 3YC41 YC39YW 13 YC26 IO TE l YC18 YC27 YC37YC3613 YC34 1 LES HEL 0000011 00000 7 rssssss roto ol 0000000 4 2 WS SS TONK 2100000000 see yaLoolLoo Lee 2 YC42 ooff oo ooo 22 YC17 1 o 6 2BE1 2 lt YC40373 511 O 00000000000 Og 1 O YC25 YC24BEYC11 YC38 o Loob eede m2 1 2 4 2 o0 1 00 vil oo 1 oo i YC22 YC23YC15 gt qe jA cop 00 D se ycosl BKT Wa 1 YC19 1 0000000000000 hs Figure 2 3 2 Engine PWB silk screen diagram Connector Signal 6 Voltage 2K8 Description YC3 Connected to the paper feed motor intermedi ate clutch and duplex clutch OMAN DOA PS ON gt o FEMOTRDYN SPEEDSEL FEMOTCLK FEMOTREN GND 24V3 MIDCLDRN 24V3 DUCLDRN 24V3 O00 0 3 3 V DC 0 3 3 V DC 0 3 3 V DC pulse 0 3 3 V DC 24 V DC 0 24 V DC 24 V DC 0 24 V DC 24 V DC Paper feed motor ready signal Paper feed motor speed switch signal Paper feed motor clock signal Paper feed motor On Off Ground 24 V DC power source Intermediate clutch On Off 24 V DC power source Duplex clutch On Off 24 V DC power source Connected to the left ID sensor 5V1 LEDREFL GND VOPL VOSL OO 00O000 5V DC Analog Analog Analog 5 V DC power source Left ID sensor control signal Ground Left ID sensor detection signal Left ID sensor detection signal YC6 Connected to the right ID sensor 5V1 LEDREFR GND VOP
42. 00 Magenta 00 Yellow Counter Log Comprised of three log counters includ ing paper jams self diagnostics errors and replacement of the toner con tainer NOTE It is not logged if 100 or more counts are not added to the count at the last error 1 3 18 f Jam Indicates the log counter of paper jams depending on location Refer to Paper Jam Log All instances including those are not occurred are displayed g Self diagnostic error Indicates the log counter of self diagnostics errors depending on cause See page 1 4 3 Example C6000 4 Self diagnostics error 6000 has happened four times h Maintenance item replacing Indicates the log counter depending on the maintenance item for maintenance T Toner container 00 Black 00 Cyan 00 Magenta 00 Yellow M Maintenance kit 00 Fixed Example TOO 1 The black toner container has been replaced once This is virtually logged as the occurrence of the Toner Empty or Install MK condition 2K8 1 4 1 Paper misfeed detection 1 Paper misfeed indication If the paper jammed in the paper transport system or no paper sheets were fed at all the Paper jam message appears and the location of the paper jam the component where the paper jam has occurred is also indicated The printer auto matically goes off line when this message is displayed Remove jammed paper After removing ja
43. 00 00 777777 00 00 666666 00 00 Counter Log JOO J13 J01 J14 J02 J15 J03 J16 J04 J17 J05 J18 J06 J19 J07 J20 J08 J21 J09 J22 J23 J24 SOOONnNoankWN O 6 XXXXXXXXXXXXXXXX Figure 1 3 6 z o Items Description Firmware version Engine software version Engine boot version Main ROM version Panel mask version 00 GB Machine No 1 3 14 Service items 2K8 Description Description Count Event Remembers 1 to 16 of occurrence The total page Log code 2 digit hexadecimal 5 cate If the occurrence of the previous count atthe time gories paper jam is less than 16 all of the of the paper paper jams are logged When the jam a Cause of a paper jam occurrence excessed 16 the old b Paper source est d Paper type occurrence is removed c Paper size e Paper exit a Cause of paper jam 10 10 10 10 10 10 11 12 20 21 22 30 30 30 31 32 40 40 41 42 50 51 52 AO A1 A2 EO FO Paper does not arrive at the registration sensor B MP tray Paper does not arrive at the registration sensor 1 Printer s cassette Paper does not arrive at the registration sensor 1 Paper feeder 1 Paper does not arrive at the registration sensor 1 Paper feeder 2 Paper does not arrive at the registration
44. 0000000000 0000000000000000 64 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 65 0000000000000000 0000000000000000 0000000000000000 0000000000000000 0000000000000000 66 12345678 11223344 00001234abcd567800001234abcd5678 01234567890123456789012345678901 0008 00 07 12345678 11223344 00001234abcd567800001234abcd5678 01234567890123456789012345678901 0008 00 07 12345678 11223344 00001234abcd567800001234abcd5678 01234567890123456789012345678901 0008 00 07 12345678 11223344 00001234abcd567800001234abcd5678 01234567890123456789012345678901 0008 00 07 XXXXXXXX FRFFFFFFFFFFFFFFIFFFFFFFFFFFFFFFFIFFFFFFFFFFFFFFFF FFFFFFFFFFFFFFFF FRFFFFFFFFFFFFFFIFFFFFFFFFFFFFFFFIFFFFFFFFFFFFFFFF FFFFFFFFFFFFFFFF FRFFFFFFFFFFFFFFIFFFFFFFFFFFFFFFFIFFFFFFFFFFFFFFFF FFFFFFFFFFFFFFFF FRFFFFFFFFFFFFFFIFFFFFFFFFFFFFFFFIFFFFFFFFFFFFFFFF FFFFFFFFFFFFFFFF FRFFFFFFFFFFFFFFIFFFFFFFFFFFFFFFFIFFFFFFFFFFFFFFFF FFFFFFFFFFFFFFFF FRFFFFFFFFFFFFFFIFFFFFFFFFFFFFFFFIFFFFFFFFFFFFFFFF FFFFFFFFFFFFFFFF FRFFFFFFFFFFFFFFIFFFFFFFFFFFFFFFFIFFFFFFFFFFFFFFFF FFFFFFFFFFFFFFFF FRFFFFFFFFFFFFFFIFFFFFFFFFFFFFFFFIFFFFFFFFFFFFFFFF FFFFFFFFFFFFFFFF ABCDEFGHIJ ABCDEFGHIJ ABCDEFGHIJ ABCDEFGHIJ ABCDEFGHIJ ABCDEFGHI ABCDEFGHIJ ABCDEFGHI ABCDEFGHIJ 606 6 6364 0000 0000 0000 0000 ABCDEFGHIJ ABCDEFGHIJ ABCDEFGHIJ ABCDEFGHIJI 65 66 XXXXXXXXXXXXXXXX Figure 1 3 2 1 3 4 Service items 2K8 Description Detail of service status page 2
45. 2 or improper con nector insertion Reinsert the connector Also check for conti nuity within the connector harness If none remedy or replace the harness Refer to the service manual for the paper feeder PF thermistor 2 installed incor rectly Check the installation of the PF thermistor 2 and remedy if necessary Refer to the ser vice manual for the paper feeder Defective PF ther mistor 2 Replace the PF thermistor 2 Refer to the service manual for the paper feeder PF thermal cutout 2 triggered Replace the PF thermal cutout 2 Refer to the service manual for the paper feeder Broken PF warm air heater 2 Replace the PF warm air heater 2 Refer to the service manual for the paper feeder Defective PF warm air heater driver PWB Replace the PF warm air driver PWB Refer to the service manual for the paper feeder Defective PF main PWB Replace the PF main PWB Refer to the ser vice manual for the paper feeder Defective engine PWB Replace the engine PWB See page 1 5 29 Contents 2K8 Remarks Causes Check procedures corrective measures PF warm air heater side blower error Option paper feeder An external temperature higher than 5 C 41 F is not detected when one minute elapses after PF warm air heater 2 is turned on Multi purpose feeder only 1610 Paper feeder 1 1630 Paper feeder 2 1650 Paper feeder 3
46. 2 1 7 Paperexit feed shift SOC tr S Ne 2 1 19 2 1 8 Duplex conveying section 2222 sa rer rr rabarber eine 2 1 21 2 2 Electrical Parts Layout 22221 Electrical parts Tay Ur gege O eteren 2 2 1 EE 2 1 PWB 2 2 1 2 Switches and Sensors ee T case E E EE TT 2 2 4 Eet 2 2 6 er electrical Components Lu wd eclee een ENEE EN A ies 2 4 Other electrical p t 2 2 8 2 3 Operation of the PWBs 2 9 1 Power source PW Biss eege A A a ANEREM See 2 3 1 2 3 2 Engine PW EA 2 3 2 23 37 Drum relay ME EEE EE 2 3 11 2 3 4 Paper exit EE 2 3 14 2K8 2 4 Appendixes 2 4 1 Appendixes EE 2 4 1 1 Wiring diagram EEN 2 4 1 2 Repetitive defects Ee EEN 2 4 3 p gaug 3 Maintenance parts list 2K8 This page is intentionally left blank 2K8 1 1 1 Specifications TP ado Desktop Printing method Electrophotographic four color CMYK printing using tandem 4 drum system Paper weight Cassette 60 to 120 g m MP tray 60 to 220 g m Paper types urguna Cassette Plain preprinted bond recycled rough letterhead color prepunched high quality and custom MP tray Plain transparency preprinted labels bond recycled vellum rough letterhead color prepunched envelope cardstock coated thick high quality and custom Paper sizes iniuriis Cassette A4 B5 A5 Folio 8 1 2 x 14 Legal 8 1 2 x 11 Letter Oficio II Statement Executive ISO B5 A6 Envelope C5 16K and Custom MP tray A4 B5 A5 Folio
47. 26 Developing clutch K Engine PWB YC26 Duplex clutch Engine PWB YC3 Intermediate clutch Engine PWB YC3 Defective engine PWB Replace the engine PWB See page 1 5 29 5 MP paper feed solenoid ID solenoid duplex solenoid do not operate 1 4 28 Broken solenoid coil Check for continuity across the coil If none replace the solenoid Defective harness or improper connector inser tion Reinsert the connector Also check for continuity within the con nector harness If none remedy or replace the harness MP paper feed solenoid Engine PWB YC40 ID solenoid Engine PWB YC43 Duplex solenoid paper exit PWB YC3 Defective engine PWB Replace the engine PWB See page 1 5 29 Defective paper exit PWB Replace the paper exit PWB Problem Causes 2K8 Check procedures corrective measures 6 Main charging is not performed Defective harness or improper connector inser tion Reinsert the connector Also check for continuity within the con nector harness If none remedy or replace the high voltage PWB See page 1 5 34 High voltage PWB Engine PWB YC16 Defective main charger unit Replace the main charger unit See page 1 5 15 Defective high voltage PWB Replace the high voltage PWB See page 1 5 34 Defective engine PWB Replace the engine PWB See page 1 5 29 7 No developing bias is output Defective harnes
48. 5 29 Backup data error The serial number of the machine written on the EEPROM of the engine PWB dif fers with that is written on both the flash memory of the engine PWB and the EEPROM of the drum PWB as a backup Replacing both the engine PWB and the drum unit at the same time Check that the machine operates properly by reverting the engine controller and the drum unit to the old ones To replace the engine PWB and the drum unit at the same time turn on the printer after replacing either one Check that the printer operates prop erly and then turn off the printer Replace the other and turn on the printer to check that the printer operates properly Be sure to replace one by one Main PWB Operation panel PWB communication error Defective main PWB Turn the power switch off on to restart the printer If the error is not resolved replace main PWB See page 1 5 28 Defective opera tion panel PWB Replace the operation panel PWB Main PWB checksum error Defective main PWB Turn the power switch off on to restart the printer In recovery mode download the controller firmware using a CompactFlash card In recovery mode only a CompactFlash card is usable not a USB memory Replace main PWB See page 1 5 28 Main memory or expanded memory checksum error Defective main memory RAM on the main PWB Turn the power switch off on to restart the printer If the error
49. 6 Machine cover 650 x 650 x 1200 6 Waste toner box 17 Bottom left cushion 7 Power cord 18 Bottom right cushion 8 Document tray 19 Toner pad US 9 Upper left cushion 20 Plastic bag 240 x 350 10 Upper right cushion 21 Operation guide 11 Outer case 22 Plastic bags 200 x 700 1 2 3 2K8 2 Removing the tape lt Procedure gt 1 Remove the tape A 2 Remove two tapes B and then remove the installation guide and desiccating agent Tape B Installation guide Figure 1 2 4 1 2 4 1 2 3 lt Procedure gt 1 3 ask Turn off printer power switch Caution Do not insert or remove expansion memory modules while printer power is on Doing so may cause damage to the printer and the expansion memory modules Remove the two screws and then remove the main PWB Insert the expansion memory modules into the expansion memory socket so that the notches on the memory align with the corre sponding protrusions in the slot Refit the main PWB Print a status page to check the memory expansion See page P 1 3 2 If memory expansion has been properly per formed information on the installed memory is printed with the total memory capacity has been increased Standard memory capacity 256 MB 2K8 Installing the expansion memory module option a LA Main PWB Main PWB EN Expansion memory socket Expansion memory module 1 2 5 2K8 1 2 4 Installing the memory
50. 8 1 2 x 14 Legal 8 1 2 x 11 Letter Oficio II Statement Executive A6 B6 ISO B5 Env Monarch Envelope 10 Envelope 9 Envelope 6 Envelope DL Envelope C5 16K Hagaki Oufuku Hagaki Youkei 2 Youkei 4 and Custom Printing speeds senere Cassette A4 30 ppm B5 A5 A6 27 ppm After 16 pages the printing speed becomes 14 ppm Letter 32 ppm Legal 26 ppm MP tray A4 27 ppm B5 A5 A6 27 ppm After 16 pages the printing speed becomes 14 ppm Letter 28 ppm Legal 23 ppm Duplex printing speed A4 30 ppm B5 A5 27 ppm After 16 pages the printing speed becomes 14 ppm Letter 32 ppm Legal 13 ppm First print out time eee EcoPower OFF B W 8 5 seconds or less Color 10 0 seconds or less EcoPower ON B W 38 5 seconds or less Color 40 0 seconds or less Warm up time 23 C 60 RH Power on 36 seconds or less Sleep within 3 hours 30 seconds or less Paper feed source capacity Cassette 500 sheets 80 g m MP tray 150 sheets 80 g m2 Output tray capacity Top tray 250 sheets 80 g m Photoconductor ixsrverrvvrrrvvrnrrn OPC drum diameter 30 mm Printing method Semiconductor laser 1 beam Charging system Scorotoron plus charging Developing system secen Dual component interactive touch down developing system Toner replenishing Automatic from the toner container Transfer system sneen Primary transfer Elasticity intermediate transfer belt DC bias
51. 8 8 AND 3 Kiki TIS Z 2 AND 5 N EN See 5 2 g g v v Nd33TS t r NALS NALS A ie o SSOYOZ 5 ES NVALS NVAIS Z ZION SE 1717 ans GALS ste EMA ET Ou a LU xs VALS 2 5 erler m t Nexis N S pily a es ENIS NAILS cile 5 20 axis SALS o SS 91 9 Q Large H 2K8 2 4 1 2K8
52. B See page 1 5 29 1 4 16 Developing unit C non installing error No density detection signal is output from toner sensor C in developing unit C Faulty connection of the connector between the devel oping PWB C and drum relay PWB Check the installation of the developing unit C and drum relay PWB and reinstall them if necessary See page 1 5 14 Defective harness between drum relay PWB YC1 and engine PWB YC34 or improper connec tor insertion Reinsert the connector Also check for conti nuity within the connector harness If none remedy or replace the harness Defective toner sensor C Replace the developing unit C See page 1 5 12 Defective engine PWB Replace the engine PWB See page 1 5 29 Contents 2K8 Remarks Causes Check procedures corrective measures Developing unit M non installing error No density detection signal is output from toner sensor M in developing unit M Faulty connection of the connector between the devel oping PWB M and drum relay PWB Check the installation of the developing unit M and drum relay PWB and reinstall them if necessary See page 1 5 12 Defective harness between drum relay PWB YC1 and engine PWB YC34 or improper connec tor insertion Reinsert the connector Also check for conti nuity within the connector harness If none remedy or replace the harness Defective toner sensor M
53. DC 3 3 V DC Ground Envelope switch On Off 3 3 V DC power source 2 3 15 2K8 This page is intentionally left blank 2 3 16 2 4 1 Appendixes 1 Wiring diagram p Ze 3 Ue L eae S vig ONON
54. EE 1 4 2 2 Self E Ile ee EE 1 4 3 1 4 3 Image formation problems ccoo os 1 4 21 1 No image appears entirely wite cece cece eee eeeeeeaaeeeeeeeaaeeeeescaaeeeeeeeeeaeeeeseeseeeeneesaees 1 4 22 2 No image appears entirely black 1 4 23 3 A specific color is printed solid 1 4 23 4 The back side gets dirty ceci 1 4 23 5 Image is too He SE 1 4 24 6 The background 1S COPE oracion 1 4 24 7 White streaks are printed vertically W u u ssssseeuee evnen eeeeeeeeeeaeeeceeeeeesaeeeseaaeeeseeeeeesieeeeeeaeeeeaeees 1 4 25 8 Black streaks are printed vertically 2 0 0 ecceeeeeecenneeeeeeeeeeaeeeeeeaeeeeneeeeeaeeseeaaeeseeeeeeaeeeeeeeeeneeees 1 4 25 9 Streaks are printed horizontally 2 eee eee eeeeeeeceeee senna eee eaeeeeeeaeeseeeeeeaeeeeeeaeesnneeeeenaeeeeeaeeeneeees 1 4 25 10 S potstare printed rusker Mee hte A 1 4 25 11 The leading edge of image begins to print too early or too late eect ee eeeteeeeeeeeeteeeeeteneeees 1 4 26 PAS WIrINKIO ene O 1 4 26 RECH Bal dee TEE 1 4 26 14 Parto Images MISSING 20 EE ee Sti 1 4 26 15 De HE EE 1 4 27 16 Colors are printed offset to each other 1 4 27 124 4 Electric problems iii di ida 1 4 28 1 4 5 Mechanical Problems vico Aia dee bees Seer asp 1 4 31 1 5 Assembly and Disassembly 1 5 1 Precautions for assembly and disassembly 2 eee cece ceneeeeeeeeeeeneeeeeeaeeeeeeeesaeeeseeeeeesneeeseaeeeseaeeeneeeees 1 5 1 1 Precautions aii seein Sees es a ee ee
55. F warm air fan motor 2 and PF main PWB YC11 or improper connec tor insertion Reinsert the connector Also check for conti nuity within the connector harness If none remedy or replace the harness Refer to the service manual for the paper feeder Shorted PF ther mistor 2 Replace the PF thermistor 2 Refer to the service manual for the paper feeder Defective PF warm air fan motor 2 Replace the PF warm air fan motor 2 Refer to the service manual for the paper feeder Defective PF main PWB Replace the PF main PWB Refer to the ser vice manual for the paper feeder Defective engine PWB Replace the engine PWB See page 1 5 29 PF warm air heater side blower high temperature error Option paper feeder A temperature higher than 85 C 185 F is detected Multi purpose feeder only 1510 Paper feeder 1 1530 Paper feeder 2 1550 Paper feeder 3 The inlet of side blower assembly is blocked by paper pieces or the like Check visually and remove it if any Refer to the service manual for the paper feeder Defective harness between PF warm air fan motor 1 and PF main PWB YC11 or improper connec tor insertion Reinsert the connector Also check for conti nuity within the connector harness If none remedy or replace the harness Refer to the service manual for the paper feeder Shorted PF ther mistor 1 Replace the PF thermistor 1 Refer t
56. Fuser motor drive control signal _A Fuser motor drive control signal B Fuser motor drive control signal A YC40 Connected to the MP paper feed solenoid 24V3 MPSOLDRN 24 V DC 0 24 V DC 24 V DC power source MP paper feed solenoid On Off 2 3 9 2K8 Connector Signal Voltage Description YC41 Connected to the devel oping fan motor 2 24V1 DLPFANDRN 24 V DC 0 12 24 V DC 24 V DC power source Developing fan motor 2 Full speed Half speed Off YC43 Connected to the ID solenoid 24V3 IDSOLDRN 24 VDC 0 24 V DC 24 V DC power source ID solenoid On Off YC44 Connected to the fuser fan motor 2 2 3 10 24V3 SUBFANDRN 24 V DC 0 12 24 V DC 24 V DC power source Fuser fan motor 2 Full speed Half speed Off 2K8 2 3 3 Drum relay PWB YC2 1 5000 7 2 0000 8 1 000 3 x lt O LA Figure 2 3 3 Drum relay PWB silk screen diagram 2 3 11 2K8 Connector Signal Voltage Description YC1 Connected to the engine PWB 0 NOOA Ga N wh _ m wh ZS oh A e ERASEMDR TNSENM ERASECDR TNSENC ERASEYDR TNSENY EECLK GND EEDATA 3 3V1 ERASEKDR 3 3V2 TNSENK DLPTHERM 0 24 V DC Analog 0 24 V DC Analog 0 24 V DC Analog 0 3 3 V DC pulse 0 3 3 V DC pulse 3 3 VDC 0 24 V DC 3 3 VDC Analog Analog Eraser lamp M On Off Toner sensor M detect
57. I Lie E p AS NZD lt lt nzo ay Sc Sat a ck ik il a f de a a jr ek aah a Soba a ta Jo a ly es S l i Z XX DO 2 Z Fe lt o zjzj re SPRE GREN ar Ee ae ae Pal ela 5 5 R Bae OMNOORWN EE EE e o ER E i y Yun wng 2003215 amp SIS ol Ba lt lt o Ba Sezze O G NDAKVN OCOADOADWN 1 y dwel i Dill N ole 2 me oge ma GUESS LOA LOA doses Shanes PJJ EJEN mel ol Ll ES ods eN A MA DAV A SMd DAV z 212 8Md wna ova e g lova BUNS ase MRS ARON SOSS SOA zum EEGEN twa 2 2 Hva S GE ER E UND ON 9 9 ON H I LAE E S S LAG e Josues QI UD Josuas QI 497 RTE o 2 z amp o sie uoBAjod Z ERE RIE Hd33 OND p b GND jaued uonesad 235S So KS i INO X933 41043 aNd ene j HGISVA3 z z 4aasv 3 ARON RON AVG33 1v033 Osuna Md Ad A8Md Gd EE i ZOA prouajos qI J10jow UoB Od j DAI on 2 4 2 2K8 2 Repetitive defects gauge First occurrence of defect 31 mm 1 1 4 Rear registration roller lt 50 mm 1 15 16 Front registration roller 50 mm 1 15 16 Developing roller 59 mm 2 5 16 Transfer roller 79 mm 3 1 8 Press roller 82 mm 3 1 4 Heat roller 98 mm 3 7 8 Drum 2 4 3 2K8 3 Maintenance parts list 120 V AC model Maintenance part name Name used in service manual Name used in parts list Part No Alterna tive part Maintenance kit MK 580 Retard roller Paper
58. If none remedy or replace the harness MP tray sensor Engine PWB YC21 Defective MP tray sensor Replace the MP tray sensor Defective engine PWB Replace the engine PWB See page 1 5 29 11 The size of paper in the cassette is not displayed correctly Defective harness or improper connector inser tion Reinsert the connector Also check for continuity within the con nector harness If none remedy or replace the harness Cassette size switch Engine PWB YC9 Defective cassette size switch Replace the cassette size switch Defective engine PWB Replace the engine PWB See page 1 5 29 12 A paper jam in the paper feed sec tion paper conveying section fuser sec tion or duplex section is indicated when the power switch is turned on A piece of paper torn from copy paper is caught around registration switch duplex conveying sensor or paper exit sensor Check and remove if any Defective registration sen sor or duplex conveying sensor Replace the registration sensor or duplex conveying sensor Defective paper exit sensor Replace the paper exit PWB Defective engine PWB Replace the engine PWB See page 1 5 29 1 4 29 2K8 Problem Causes Check procedures corrective measures 13 The message requesting front cover to be closed is displayed when the front cover is closed Defective harness or improper connector inser t
59. K Developing unit C Developing unit M Developing unit Y Maintenance kit Operation panel lock status 0 Off Partial lock Full lock USB information Not connected Full Speed Hi Speed Paper handling information Paper source unit select Paper source unit Color printing double count mode All single counts Folio Single count Less the 330 mm length Black and white printing double count mode All single counts Folio Single count Less the 330 mm length 1 3 5 2K8 Service items Description z 9 Items Description Billing counting timing Temperature machine inside Temperature machine out side Si 90 Relative temperature machine outside Absolute temperature machine outside LSU information LSU2 information Fixed asset number 16 Ge Media type attributes Weight settings Fuser settings 1 to 28 Not used 18 19 O Light 0 High 20 Normal 1 1 Middle Normal 2 2 Low Normal 3 3 Vellum Heavy 1 Heavy 2 Duplex settings Heavy 3 0 Disable Extra Heavy 1 Enable SPD information Calibration information Calibration information Calibration information Calibration information Calibration information Calibration information Calibration information Calibration information Calibration information Calibration informatio
60. Log NOTE It is not logged if 100 or more counts are not added to the count at the last occurrence of replacement Remembers 1 to 8 of occurrence of replace ment If the occurrence of the previous replacement of toner container is less than 8 all of the occur rences of replacement are logged Count The total page count at the time of the replacement of the toner container This is virtually logged as the occurrence of the Toner Empty or Install MK condition since the replacement of the toner container is not precisely detectable Ite 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 01 Fixed MK 580 Unknown Toner Log NOTE It is not logged if 100 or more counts are not added to the count at the last error Remembers 1 to 5 of occurrence of unknown toner detection If the occurrence of the previous unknown toner detection is less than 5 all of the unknown toner detection are logged Count The total page count at the time of the Toner Empty error with using an unknown toner container Ite Unknown toner log code 1 byte 2 categories First byte 01 Fixed Toner container Second byte 00 Black 00 Cyan
61. MM KYOCERA FS C5350DN SERVICE Published in December 2009 2K8SM061 CAUTION RISK OF EXPLOSION IF BATTERY IS REPLACED BY AN INCORRECT TYPE DISPOSE OF USED BATTERIES ACCORDING TO THE INSTRUCTIONS It may be illegal to dispose of this battery into the municipal waste stream Check with your local solid waste officials for details in your area for proper disposal ATTENTION IL Y A UN RISQUE D EXPLOSION SI LA BATTERIE EST REMPLACEE PAR UN MODELE DE TYPE INCORRECT METTRE AU REBUT LES BATTERIES UTILISEES SELON LES INSTRUC TIONS DONNEES Il peut tre ill gal de jeter les batteries dans des eaux d gout municipales V rifiez avec les fonc tionnaires municipaux de votre r gion pour les d tails concernant des d chets solides et une mise au rebut appropri e Revision history Revision Date Replaced pages Remarks 1 December 11 2009 1 4 19 1 4 20 1 5 2 This page is intentionally left blank Safety precautions This booklet provides safety warnings and precautions for our service personnel 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 Safety warnings and precautions Various symbols are used to protect our service personnel and customers from physical danger and to prev
62. PC PWB K video data signal APC PWB K video data signal Ground Horizontal synchronization signal Horizontal synchronization signal Ground Not used Operation panel PWB clock signal Operation panel reset signal 3 3 V DC power source Main PWB serial communication data signal Main PWB clock signal Main PWB busy signal PD mask control signal EEPROM data signal EEPROM clock signal Ground Ground Connected to the opera tion panel PWB 2 3 8 GND FPCLK FPDIR FPDATA 3 3V 1 FPRSTN 5V 0 3 3 V DC pulse 0 3 3 V DC 0 3 3 V DC 3 3 V DC 0 3 3 V DC 5V DC Ground Operation panel PWB clock signal Operation panel PWB communication direct signal Operation panel PWB data signal 3 3 V DC power source Operation panel reset signal 5 V DC power source Connector 3 5 Signal Voltage 2K8 Description YC33 Connected to the option paper feeder OMAN DOA P ON gt ect Set CH GND OPSCLK OPRDYN OPSDI OPSDO OPSV GND OPSELO OPSEL1 OPSEL2 OP24 O O O 0 5 V DC pulse 0 5 V DC 0 5 V DC pulse 0 5 V DC pulse 5V DC 0 5 V DC 0 5 V DC 0 5 V DC 24 V DC Ground Paper feeder clock signal Paper feeder ready signal Paper feeder serial communication data signal Paper feeder serial communication data signal 5 V DC power source Ground Paper feeder selection signal Paper feeder selection signal Paper feeder selection signal 24 V
63. Paper feed roller 3 Paper feed holder 4 Retard roller 5 Retard holder 6 Cassette base 7 Bottom plate 8 9 Lift work plate Paper sensor 1 Paper sensor 2 Actuator paper sensor 1 2 Lift limit sensor Actuator lift limit sensor 2 1 1 2K8 FEDCLDRN Paper feed Engine PWB YC26 12 clutch Lift limit sensor Paper sensor 1 LMOTDRN YC28 1 Paper sensor 2 FEMOTRDYN yc3 1 SPEEDSEL yc3 2 Paper feed motor FECLKCLK yc3 3 REMOTREN yc3 4 Figure 2 1 2Cassette paper feed section block diagram 2 1 2 2 MP tray paper feed section 2K8 The MP tray can contain about 150 sheets Feeding from the MP tray is performed by the rotation of the MP paper feed roller Also function of the MPF separation pad prevents paper from multiple feeding 1 3 4 Figure 2 1 3 MP tray paper feed section MP paper feed roller 5 MPF friction pad MPF separation pad 6 MP tray sensor MPF separator 7 Actuator MP tray sensor MPF bottom plate 8 MPF guide R L feed solenoid MP tray MPHANDS YC21 6 sensor FEMOTRDYN YC3 1 SPEEDSEL YC3 2 Paper feed motor FECLKCLK YC3 3 REMOTREN YC3 4 Figure 2 1 4 MP tray paper feed section block diagram Engine PWB 10 MPF upper tray 11 MPF cover 2K8 3 Paper conveying section The paper conveying section conveys paper to the transfe
64. Press the right arrow key 4 Press the up down arrow key several times until gt Service gt is displayed gt Service 5 Press the right arrow key gt To scroll these items press the up down arrow key repeatedly Service mode items gt gt Print Status Page gt gt Print Network Status Page gt gt Print Test Page gt gt Write Data gt gt Maintenance gt gt DEV SET gt gt DEV CLN gt gt LSU Charger gt gt Drum To print a status page for service purpose See page 1 3 2 To print a network status page See page 1 3 8 To print a test page See page 1 3 8 To write data into a USB memory See page 1 3 9 To reset the counter after replacing the maintenance kit See page 1 3 9 To enter the initial value 6 digit data after replacing the developing unit See page 1 3 10 To perform developing unit refreshing See page 1 3 11 To perform LSU dust shield glass and main charger cleaning See page 1 3 11 To perform drum surface refreshing See page 1 3 12 1 3 1 2K8 2 Service mode Service items Description Printing a status page for service purpose Description gt gt Print Prints a status page for service purpose The status page includes various printing settings Status Page and service cumulative Purpose To acquire the current printing environmental parameters and cumul
65. R VOSR 5V DC Analog Analog Analog 5 V DC power source Right ID sensor control signal Ground Right ID sensor detection signal Right ID sensor detection signal YC7 Connected to the regis tration sen sor WN ALO A O N Ala AWN GND REGPAP 5V2 0 5 V DC 5V DC Ground Registration sensor On Off 5 V DC power source YC9 Connected to the cas sette size switch CAS2 CAS1 COM CASO 0 3 3 V DC 0 3 3 V DC 0 3 3 V DC Cassette size switch SW2 On Off Cassette size switch SW1 On Off Ground Cassette size switch SWO On Off YC10 Connected to the devel oping fan motor 1 24V1 DLPFANDRN 24 V DC 0 12 24 V DC 24 V DC power source Developing fan motor 1 Full speed Half speed Off YC11 Connected to the ozone fan motor 24V1 OZFANDRN 24 V DC 0 12 24 V DC 24 V DC power source Ozone fan motor Full speed Half speed Off YC12 Connected to the waste toner full sensor 5V DC 0 5 V DC pulse Analog 5V DC 5 V DC power source Waste toner full sensor emitter Waste toner full sensor receiver 5 V DC power source 2 3 3 2K8 Connector Voltage Description YC13 Connected to the inter lock switch 24 V DC 24 0 V DC 24 V DC power source Not used 24 V DC power source Interlock switch On Off YC14 Connected to the left cover switch 24V3 N C 24V4 24 V DC 24 0 V DC 24 V DC powe
66. Should smoke be seen coming from the copier remove the power plug from the wall outlet imme e el 3 Miscellaneous WARNING Never attempt to heat the drum or expose it to any organic solvents such as alcohol other than the specified refiner it may generate toxic gas oooonnoccccinnnniccccnnncnnnnoncnnnonano nn nn nnnnn nn nn r ne egen enke nes n rra Q This page is intentionally left blank 2K8 CONTENTS 1 1 Specifications 12121 Specifications EE 1 1 1 NNEN 1 1 3 T Overalll EE iii 1 1 3 2 Operation paneb sieci A a cados 1 1 4 1 1 3 Machine cross NEE 1 1 5 1 2 Installation 122 1 Installation environments ed 1 2 1 2 2 Unpacking ito A 1 2 2 A PUNPacking hi adoos 1 2 2 2 REMOVING Ne tape ceo aladdin 1 2 4 1 2 3 Installing the expansion memory module option 20 eee ce eee sete e cette ee eneeeeeaeeeseeaeeeaeeeeeaeeeseeeaeeeneeeee 1 2 5 1 2 4 Installing the memory Card option 1 2 6 1 2 5 Installing the hard disk option 1 2 7 1 3 Maintenance Mode 1 3 1 M intenance Mode EE 1 3 1 1 Executing a maintenance e ntc asada da tenets 1 3 1 Ee ue TEE 1 3 2 3 Printing a event log EVENTILOO vicitoioioioi id added 1 3 13 1 4 Troubleshooting 1 4 1 Paper misfe d detection iii e it 1 4 1 1 P per misteed indicate Ad ds ceeds cea 1 4 1 2 Paper misfeed detection condition ooooooncccnnnnicnnnnccnoccnnnonncnono cnn nono cnn nono rrnnn cnn nn rca 1 4 1 Eelere 1 4 2 1 Self diagnostic function
67. Y On Off Not used YC7 Connected to the drum PWB C 2 3 12 WORN GND TNSENY 3 3V2 N C Ground Toner sensor Y detection voltage 3 3 V DC power source Not used Connector Signal Voltage 2K8 Description YC8 Connected to the drum PWB C EEDATA ERASEDR EECLK GND 3 3V1 N C DA1 DAO 0 3 3 V DC pulse 0 24 V DC 0 3 3 V DC pulse 3 3 VDC 0 3 3 VDC 0 3 3 V DC EEPROM data signal Eraser lamp C On Off EEPROM clock signal Ground 3 3 V DC power source Not used Data address signal Data address signal Connected to the drum PWB C ON AIAN DA SS Ga MM GND ERASECDR N C 0 24 V DC Ground Eraser lamp C On Off Not used YC10 Connected to the devel oping PWB C BON GND TNSENC 3 3V2 N C Ground Toner sensor C detection voltage 3 3 V DC power source Not used YC11 Connected to the drum PWB M EEDATA ERASEDR EECLK GND 3 3V1 N C DA DAO 0 3 3 V DC pulse 0 24 V DC 0 3 3 V DC pulse 3 3 V DC 0 3 3 V DC 0 3 3 V DC EEPROM data signal Eraser lamp M On Off EEPROM clock signal Ground 3 3 V DC power source Not used Data address signal Data address signal Connected to the drum PWB M ON ALON o o bk GAMM A GND ERASMCDR N C 0 24 V DC Ground Eraser lamp M On Off Not used YC13 Connected to the devel oping PWB M WD GND TNSENM 3 3V2 N C
68. YC31 A3 ee YC1 5 DON YC29 5 YC31 A4 YC1 9 i YC29 9 YC31 A7 POLCLK1 Polygon POLRDYN1_ Keng motor YK 7 L POLONN1 250 99 Polygon motor APC PWB K thermistor YC1 8 A MK YC29 8 LONBKN YC1 2 ENBKN YC29 11 YC1 3 pors YC29 12 PD PWB K YC1 4 worn 1029 13 YC31 B3 YC1 5 TREEK YC29 14 YC31 B4 l HE sl yc2 3 YC1 7 l PDKN YC29 16 YC1 9 gt YC29 17 YC31 B7 LSU LSUMOTA yc37 cleaning LSUMOTB ST YC37 2 2 1 12 Figure 2 1 13Expose section block diagram VDOMP VDOMN PDMN VDOCP VDOCN PDCN VDOYP VDOYN PDYN VDOKP VDOKN PDKN Main PWB YC6 A20 YC6 A19 YC6 A15 YC6 B20 YC6 B19 YC6 B15 YC6 A18 YC6 A17 YC6 A14 YC6 B18 YC6 B17 YC6 B14 2K8 2 1 4 Developing section The developing unit consists of the sleeve roller that forms the magnetic brush the magnet roller the developing blade and the developing screws that agitate the toner Also the toner sensor checks whether or not toner remains in the devel oping unit Figure 2 1 14 Developing unit and toner container 1 Sleeve roller 5 Developing screw B 2 Magnet roller 6 Sleeve cover 3 Developing blade 7 Toner sensor 4 Developing screw A 2 1 13 2K8 TNMMDRN Developing sleeve bias output M YC25 2 Developing magnet bias output M Engine PWB Developing unit M High voltage BEE PWB
69. aching and refitting the main DVD 1 5 28 3 Detaching and refitting the engine DW 1 5 29 4 Detaching and refitting the high voltage DVD 1 5 34 1 5 9 Others Zeeche ees EEN eege 1 5 37 1 Detaching and refitting the laser scanner unt 1 5 37 2 Detaching and refitting the OZONE filter A 1 5 39 3 Direction of installing the principal fan Motors eee cece ee eeeeeeeneeeeeeeeeeaeeeeeeaeeesneeeeeaeeeeeaeeeeneeens 1 5 40 1 6 Firmware E GA Wee le Eeler EE 1 6 1 1 Firmware EE 1 6 1 2 Downloading the firmware from the USB memory coocoococcnnocccconoconononcnnnoncccnnononnnn cnn nano nc renten ner nn 1 6 2 3 Downloading the firmware from the memory Car 1 6 4 2 1 Mechanical Construction 2 1 1 Paper feed conveying section DEE 2 1 1 1 Cassette paper feed SECTION ici ee aiii 2 1 1 2 MP tray paper feed section c i ccsntecsdiceentoiedennnesinceeestesepserene sonenessinesebceneesateedsduceesbudanecceebeesseesensteetes 2 1 3 3 Paper CONVEYING SCHON c cscc esetcet eeeeetectesensnsesaceedeasecesscdensdanepedgederhepedecusdnns en ds dan 2 1 4 271 2 Drum SOCHON ci IA ed ds Atenas Eed 2 1 6 A DFU SO iii ie 2 1 6 2 Main charger HE tgseeteugre egeh Eege d edeuE ile flan 2 1 8 22123 ee DEE 2 1 10 1 L ser scanner Unitesi aa ea aa ea ere Eege EEN A 2 1 10 2 1 4 Developing section s ccni en A ee ee ee ee ed ed ei ao 2 1 13 2 1 5 Transfer separation section seccional di 2 1 15 231 6 FUSER SECON EE 2 1 17
70. age data gt gt LSU Charger LSU dust shield glass and main charger cleaning Description The LSU cleaning motor drives the cleaning pad which in turn wipes clean the LSU dust shield glass The main charger cleaning motor drives the cleaning pad which in turn wipes clean the main charger wire and the main charger grid Purpose To perform cleaning when the printed image is bad and stripes are seen in the vertical direc tion Procedure 1 Enter the service mode gt gt LSU Charger 2 Press the OK key gt gt LSU Charger will be displayed 3 Press the OK key LSU dust shield glass and main charger cleaning will be started Completion 1 3 11 2K8 Service items Description 1 3 12 Drum surface refreshing Description Rotates the drum approximately 2 minutes with toner lightly on the overall drum using the high voltage output control of the engine PWB The cleaning blade in the drum unit scrapes toner off the drum surface to clean it Purpose To clean the drum surface when image failure occurs due to the drum This mode is effective when dew condensation on the drum occurs Method 1 Enter the service mode gt gt Drum 2 Press the OK key gt gt Drum will be displayed 3 Press the OK key Drum surface refreshing will start and finish after approximately 2 minutes Completion 2K8 3 Printing a event log EVENT LOG Service items Description Printing an event log P
71. alfunctioning of the ID sensor cleaning system 2K8 EPROM Engine PWB Figure 1 5 47 1 5 33 2K8 4 Detaching and refitting the high voltage PWB Remove the all drum units See page 1 5 Procedure 14 1 EN D o o D N NL YN C 3 D o 2 a gt D ho o EN lt EN gt fe E o D N 19 SE D a bg Wel Ser D E D C D lt Ag No E o DE m gt ZE oO 5 o gt Oo E o Li E 5 lt jo oO o Li O 72 oO o gt Oo SE o O A D XxX SEH 5 E o N wn bo E E pu 2 1 HV terminal assembly K Figure 1 5 48 5 Remove the screw and then remove the inner cover 6 Remove the three HV bracket C assem blies Inner cover Figure 1 5 49 1 5 34 2K8 7 Remove five terminals 8 Remove the TC high voltage bracket 9 Remove the two screws US ON P 2 2 gt LS gt DS NS 10 Remove the screw Figure 1 5 51 1 5 35 2K8 11 Remove the high voltage PWB assembly Figure 1 5 52 12 Remove five screws and then remove the E Screw high voltage PWB A oN Screw 13 Check or replace the high voltage PWB and refit all the removed parts High voltage PWB Figure 1 5 53 1 5 36 2K8 1 5 9 Others 1 Detaching and refitting the laser sc
72. alla tion intermediate transfer unit Check the installation of the intermediate transfer unit and reinstall them if necessary See page 1 5 16 Defective develop ing motor K Replace the developing motor K Defective engine PWB Replace the engine PWB See page 1 5 29 Polygon motor YK error The polygon motor YK ready input is not given for 10 seconds during the polygon motor YK is ON Defective harness between polygon motor YK and engine PWB YC29 or improper connec tor insertion Reinsert the connector Also check for conti nuity within the connector harness If none remedy or replace the harness Defective laser scanner unit YK Replace the laser scanner unit YK See page 1 5 37 Defective engine PWB Replace the engine PWB See page 1 5 29 1 4 9 2K8 Contents Remarks Causes Check procedures corrective measures Polygon motor MC error The polygon motor MC ready input is not given for 10 seconds during the polygon motor MC is ON Defective harness between polygon motor MC and engine PWB YC30 or improper connec tor insertion Reinsert the connector Also check for conti nuity within the connector harness If none remedy or replace the harness Defective laser scanner unit MC Replace the laser scanner unit MC See page 1 5 37 Defective engine PWB Replace the engine PWB See page 1 5 29 Laser ou
73. allation Check the slider visually and correct or replace if necessary Deformed MP tray slider Check visually and replace any deformed slider 4 Multiple sheets of paper are fed at one time Check if the paper is curled Replace the paper Paper is not placed correctly in the cassette Set the paper correctly Check if the retard roller is worn Replace the retard roller pulley if it is worn Check if the separator pad or MPF separation pad is worn Replace the separator pad if it is worn 5 Paper jams Check if the paper is excessively curled Replace the paper Check if the contact between the front and rear registration rollers is correct Check visually and remedy if necessary Check if the heat roller or press roller is extremely dirty or deformed Replace the fuser unit See page 1 5 25 6 Toner drops on the paper conveying path Check if the drum unit or developing unit is extremely dirty Clean the drum unit or developing unit 7 Abnormal noise is heard Check if the pulleys rollers and gears operate smoothly Grease the bearings and gears Check if the following electromagnetic clutches are installed correctly Check visually and remedy if necessary 1 4 31 2K8 This page is intentionally left blank 1 4 32 2K8 1 5 1 Precautions for assembly and disassembly 1 Precautions Be sure to turn the power swi
74. anner unit Procedure 1 Remove the all drum units See page 1 5 14 2 Remove the all developing units See page Rig 1 5 12 A 3 Remove the two connectors d s SN i I 4 Remove the wires form the three clamps JA S DIN Clamp I SN 5 Draw the two connectors into the printer inside Figure 1 5 55 1 5 37 2K8 6 Remove the each three screws and then remove the laser scanner units MC YK 7 Check or replace the laser scanner units AR Laser scanner unit MC La and refit all the removed parts Laser scanner scanner Figure 1 5 56 1 5 38 2 Detaching and refitting the ozone filter Procedure 1 Open the right cover 2 Remove the ozone filter 3 Check or replace the ozone filter and refit all the removed parts 900000000000 Ozone filter Figure 1 5 57 2K8 Right cover 1 5 39 2K8 3 Direction of installing the principal fan motors When detaching or refitting the developing fan motor 1 developing fan motor 2 fuser fan motor 1 or ozone fan motor be careful of the airflow direction intake or exhaust Fuser fan motor 1 Rating label Inside Intake Je Intake Developing fan motor 1 Rating label Inside Developin
75. asures 4 Paper curled Check the paper storage conditions replace the paper Paper damp 13 Offset occurs Print example Causes Check the paper storage conditions replace the paper Check procedures corrective measures 4 Deformed or worn cleaning blade in the drum unit Replace the drum unit Defective intermediate transfer belt cleaning Replace the intermediate transfer unit See page 1 5 16 Defective fuser unit Replace the fuser unit See page 1 5 25 Wrong types of paper 14 Part of image is missing Print example Check if the paper meets specifications Replace paper Check procedures corrective measures 4 1 4 26 Paper damp Check the paper storage conditions replace the paper Paper creased Replace the paper Drum condensation Perform the drum surface refreshing See page 1 3 12 Dirty or flawed drum Perform the drum surface refreshing See page 1 3 12 Flawed drum Replace the drum unit See page 1 5 14 Dirty transfer belt Clean the transfer belt Replace the intermediate transfer unit See page 1 5 16 Dirty transfer roller Clean the transfer roller Replace the transfer roller unit See page 1 5 19 15 Fusing is loose Print example Causes 2K8 Check procedures corrective measures Wrong types of paper Check if the
76. ative information Procedure 1 Enter the service mode gt gt Print Status Page 2 Press the OK key Print Status Page will be displayed 3 Press the OK key Two pages will be printed Completion Service status page 1 Service Status Page Printer Firmware Version 2K8_3000 000 040 2009 05 27 XXXXXXXX XXXXXXXX XXXXXXXX XXXXXXXX AA Controller Information Memory Status Standard Size 500 0 kB Option Slot 500 0 kB Total Size 1000 0 kB Time Local Time Zone 01 00 Amsterdam Time Server 10 183 53 13 Installed Options Paper Feeder2 Installed Paper Feeder3 Installed Multi purpose e MPS error control Paper Feeder4 Not Installed Paper Feeder5 Not Installed Memory Card Installed Hard Disk Installed OOQOO Digital Dot Coverage Average Usage Page A4 Letter Conversion Q K 1 00 111111111 00 49 C 2 22 12222222 22 M 3 33 3333333 33 a Y 4 44 14444444 44 48 Last Page K C M Y 1 00 2 22 3 33 4 44 FRPO Status Default Pattern Switch B8 00 Default Font Name V3 Courier DO XXXXXXXXXXXXXXXX Figure 1 3 1 1 3 2 Service items Description 2K8 z 9 Detail of service status page 1 Items Description Firmware version Engine software version Engine boot version Main ROM version Panel mask version Used memory Local time zone GIE Presence or absence of the optional paper feeder 1 I
77. borne substances that may adversely affect the machine or degrade the photoconductor such as mer cury acidic of alkaline vapors inorganic gasses NOx SOx gases and chlorine based organic solvents Select a well ventilated location Allow sufficient access for proper operation and maintenance of the machine 400 mm 15 3 4 Ss 3 G gt 400 mm 250 mm 200 mm 15 3 4 913 16 7 7 8 Figure 1 2 1 1 2 1 2K8 1 2 2 Unpacking 1 Unpacking 220 240 V AC model OCONAARWNS gt Printer Toner container Yellow Toner container Black Toner container Cyan Toner container Magenta Waste toner box Power cord Main pad Bottom pad Figure 1 2 2 220 240 V AC model Bottom front side pad Outer case Top pad Top tray Top spacer Machine cover 600 x 600 x 900 Desiccating agent Machine cover 650 x 650 x 1200 Plastic bag 240 x 350 Operation guide Warranty card Leaflet EEA information 6 nations label Installation guide Plastic bags 200 x 700 2K8 120 V AC model Figure 1 2 3 120 V AC model 1 Printer 12 Machine cover 600 x 600 x 900 2 Toner container Yellow 13 Cassette cushion 3 Toner container Black 14 Desiccating agent 4 Toner container Cyan 15 Main pad 5 Toner container Magenta 1
78. card option lt Procedure gt 1 3 4 Turn off printer power switch Caution Do not insert or remove memory card while printer power is on Doing so may cause damage to the printer and the memory card Remove the two screws and then remove the main PWB Insert the memory card into the memory card slot Push it in all the way Refit the main PWB Ter Main PWB Main PWB Figure 1 2 8 2K8 1 2 5 Installing the hard disk option lt Procedure gt 1 Turn off printer power switch Caution Do not insert or remove hard disk unit while printer power is on Doing so may cause damage to the printer and the hard disk sn st 2 Remove two screws and then remove the option interface slot cover 3 Insert the hard disk into the option interface slot Push it in all the way 4 Secure the hard disk by using two screws Option interface slot cover interface H slot Figure 1 2 9 1 2 7 2K8 This page is intentionally left blank 1 2 8 1 3 1 Maintenance mode 2K8 The printer is equipped with a maintenance function which can be used to maintain and service the machine 1 Executing a maintenance item Message display Ready 1 Press the MENU key Report Print gt Adjust 2 Press the up down arrow key several times until Adjust Maintenance gt is displayed gt gt Restart Maintenance Printer 3
79. ck or replace the developing unit and refit all the removed parts NOTE Remove the cap before installing the new developing unit When reinstalling the developing unit press it down until the lever of developing unit is engaged with the notch If it is difficult to engage the lever press the unit down while rotating the gear to engage it Developing unit Figure 1 5 15 1 5 13 2K8 Remove the intermediate transfer unit See page 1 5 16 2 Hold the grips and then remove the drum units M C Y and K 3 Check or replace the drum unit and refit all 1 Detaching and refitting the drum unit the removed parts 1 5 5 Drum section Procedure 1 5 E 2 a Figure 1 5 16 1 5 14 2K8 2 Detaching and refitting the main charger unit Procedure 1 Open the left cover N 2 Remove the main charger units M C Y and K i i herder Main charger P 3 Check or replace the main charger units and Unit M refit all the removed parts Figure 1 5 17 1 5 15 2K8 1 5 6 Transfer separation section 1 Detaching and refitting the intermediate transfer unit Procedure 1 Open the top cover 2 Remove the all toner containers M C Y and i K Toner container M 3 Remove the all container guides M C Y and K Container guide M Figure 1 5 19 1 5 16 2K8 4 Remove the two screws 5 Open the RFID holder RFID holder
80. compatible with the spec ifications to the printer Defective drum PWB K Replace the drum unit Y See page 1 5 14 Defective engine PWB Replace the engine PWB See page 1 5 29 1 4 17 2K8 Contents Remarks Causes Check procedures corrective measures Drum unit C non installing error The EEPROM of drum PWB C does not communicate normally Incompatible drum unit C is installed Faulty connection of the connector between the drum PWB C and drum relay PWB Check the installation of the drum unit C and drum relay PWB and reinstall them if neces sary See page 1 5 14 Defective harness between drum relay PWB YC1 and engine PWB YC34 or improper connec tor insertion Reinsert the connector Also check for conti nuity within the connector harness If none remedy or replace the harness Installation of incompatible drum unit C Install drum unit C compatible with the spec ifications to the printer Defective drum PWB C Replace the drum unit C See page 1 5 14 Defective engine PWB Replace the engine PWB See page 1 5 29 1 4 18 Drum unit M non installing error The EEPROM of drum PWB M does not communicate normally Incompatible drum unit M is installed Faulty connection of the connector between the drum PWB M and drum relay PWB Check the installation of the drum unit M and drum relay PWB and reinstall them if nece
81. dation viewer is required to accomplish this Hold the validation viewer over the left side part of the brand protection seal on the toner container Through each window of the validation viewer the left side part of the seal should be seen as follows A black colored band when seen through the left side window A shiny or gold colored band when seen through the right side window The above will reveal that the toner container is a genuine Kyocera Mita branded toner container otherwise it is a coun terfeit See through the left window See through the right window marking 0 marking Validation viewer Validation viewer krom side DEA DEA ERAN PERA KEEN GE Eer annen AAEN Brand So Brand protection E ZC protection seal seal A black colored band when A shiny or gold colored band when seen through the left side window seen through the right side window Figure 1 5 1 The brand protection seal has an incision as shown below to prohibit reuse Incision DL EIER OCeRa e kuoceral BKYP W KYOCE Cut Figure 1 5 2 1 5 2 2K8 1 5 2 Outer covers 1 Detaching and refitting the left rear cover left upper cover and left front cover Procedure 1 Open the left cover 2 Remove the waste toner box 3 Remove two screws Left cover Waste toner box Figure 1 5 3 1 5 3 2K8 4 Open the top cover e awer Left rear cover
82. de AA sa AAA Se i Machine right Figure 2 2 4 Other electrical components Paper feed clutch Controls the paper cassette paper feed Registration clutch Controls the secondary paper feed Intermediate clutch Controls the paper conveying at the conveying section Duplex clutch ooo eee eeeeeeeenteeeeeeeeeneeeeaes Controls the paper conveying at the duplex section Developing clutch Detaches the drive transmission of developing units other than develop ing unit K at the time of B W printing MP paper feed solenoid A Controls the MPF bottom plate of the MP tray Duplex solenoid A Operates the change guide ID solenoid Operates the ID sensors cleaning system Eraser lamp M A Eliminates the residual electrostatic charge on the drum Magenta Eraser lamp isiin Eliminates the residual electrostatic charge on the drum Cyan Eraser lamp Vivian rasta ici ta Eliminates the residual electrostatic charge on the drum Yellow Eraser lamp K sass scene rta pereiar Eliminates the residual electrostatic charge on the drum Black Fuser heater Lomp Heats the heat roller Fuser thermal cutout Shuts off the power source to the fuser heater lamp when the heat roller reaches extremely high temperature o AC Met aceite ence ek eee Connects the AC power source 2 2 8 2 3 1 Power source PWB Connector 2K8 Figure 2 3 1 Power source PWB silk screen diagram Signal Voltage
83. dis played 5 times successively Defective bottom plate elevation mechanism in the cassette Check to see if the bottom plate can move smoothly and repair it if any problem is found Defective drive transmission sys tem of the lift motor Check if the rollers and gears rotate smoothly If not grease the bushings and gears Check for broken gears and replace if any Defective lift motor Replace the lift motor Defective engine PWB Replace the engine PWB See page 1 5 29 1 4 4 PF lift motor error Option paper feeder When the PF lift motor is driven the PF lift motor over current detection signal is detected continuously for 50 times 5 s at 100 ms intervals After the PF lift motor is driven the ON status of PF lift limit sensor cannot be detected for 8 seconds The cassette installed confirmation mes sage is displayed on the printer opera tion panel and even if the cassette is opened and closed the cassette installed confirmation message is dis played 5 times successively 1020 Paper feeder 1 1030 Paper feeder 2 1040 Paper feeder 3 Defective harness between PF lift motor and PF main PWB YC7 or improper connec tor insertion Reinsert the connector Also check for conti nuity within the connector harness If none remedy or replace the harness Refer to the service manual for the paper feeder Defective bottom plate elevation mechanism in the casse
84. e 8 W Power off 0 W Operating noise 2 mmmrrannrnnnnrrnn During printing LpA 55 dB A During standby LpA 36 dB A During sleep mode Immeasurably low 1 When using CUSTOM 1 to 8 use the MP tray for paper sizes smaller than 105 x 148 mm 4 1 8 x 5 13 16 The MP tray can be used with paper sizes over 70 x 138 mm 2 3 4 x 5 7 16 2 Sound pressure level at bystander position front in accordance with EN ISO 7779 NOTE These specifications are subject to change without notice 1 1 2 1 1 2 Parts names 1 Overall ENDR DONE Operation panel Front cover Top cover Top tray Paper stopper MP tray Cassette Power switch Left cover 10 11 12 13 14 15 16 Figure 1 1 1 Waste toner box Main charger units Toner container M Toner container C Toner container Y Toner container K Duplex unit B Fuser cover A 17 18 19 20 21 22 23 24 2K8 Envelope switch USB memory slot USB interface AC inlet Optional interface slot Network indicators Network interface Right cover 2K8 2 Operation panel Attention Figure 1 1 2 Message display Ready indicator Data indicator Attention indicator Arrow keys MENU key OK key GO key CANCEL key OOADARUON TD 1 1 3 Machine cross section
85. e a S Machine right Figure 2 2 1 PWBs Te Main GE Controls the software such as the print data processing and provides the interface with computers 2 Engine PWB iuris cda Controls printer hardware such as high voltage bias output control paper conveying system control and fuser temperature control etc 3 Power source DW After full wave rectification of AC power source input switching for converting to 24 V DC for output Controls the fuser heater lamp 4 High voltage DW Generates main charging developing bias transfer bias and cleaning bias 5 Operation panel DW Controls the LCD display Consists the LCD display LED indicators and key switches 6 Paper exit DW Interconnects the engine PWB and the electrical parts paper exit sec tion 7 Drum relay PWB Interconnects the engine PWB and the drum units developing units 8 APC PWB Minami sti Generates and controls the laser beam magenta 9 APC PWB C iicet lll vaio ie Generates and controls the laser beam cyan 10 APG PWB Y ET Generates and controls the laser beam yellow 11 APG PWBK vinene rer seerne made Generates and controls the laser beam black 12 PD PWB M A Controls horizontal synchronizing timing of laser beam magenta 13 PD EE Controls horizontal synchronizing timing of laser beam cyan 14 PD PWB Y c cccccceeeceeenesecesecenetesenseenneeeees Controls horizontal synchronizing timing of laser beam yellow 2 2 1
86. e transfer cleaning unit the transfer belt and the four primary transfer rollers for respective color drums and forms a full color toner image by superimposing and transferring single color toner images formed on each drum onto the transfer belt Also with the left and right ID sensors mounted on the machine frame the toner density on the transfer belt is measured The transfer cleaning unit collects toner remaining on the transfer belt after secondary transfer and forwards it as waste toner to the waste toner box The transfer roller unit consists of the secondary transfer roller mounted to the paper conveying unit and the separation brush To the secondary transfer roller DC bias is applied from the high voltage PWB The toner image formed on the transfer belt is transferred to the paper by the potential difference and the paper is separated by curvature separation 7 wae E Le p d 12 11 Figure 2 1 16 Transfer separation section Tension roller Transfer belt 2 Drive roller 3 Primary transfer roller M 4 Primary transfer roller C 5 Primary transfer roller Y 6 Primary transfer roller K 8 Cleaning fur brush Cleaning roller Cleaning screw Secondary transfer roller Paper chute Separation needle Left ID sensor Right ID sensor 2 1 15 2K8 Transfer belt Cleaning roller 0 Cleaning bias output High voltage PWB CN1 21 CN1 8
87. ed roller pin at LC ASE I Paper feed roller assembly assembly and refit all the removed parts ge Paper feed roller assembly Figure 1 5 10 1 2K8 5 9 2K8 2 Detaching and refitting the retard roller Procedure 1 Remove the cassette See page 1 5 8 2 Release the two hooks and then remove the retard guide retard roller assembly Retard guide Cassette 3 Remove the retard roller assembly 4 Check or replace the retard roller assembly and refit all the removed parts Retard guide Retard roller assembly Figure 1 5 12 1 5 10 2K8 3 Detaching and refitting the MP paper feed roller Procedure 1 Open the front cover 2 While releasing the hook and the slide the MPF shaft 3 Remove the MP paper feed roller 4 Check or replace the MP paper feed roller and refit all the removed parts E WS VIG A N NNN VA i US D K NS G AA MP paper feed roller H MP paper feed roller Figure 1 5 13 1 5 11 2K8 1 5 4 Developing section 1 Detaching and refitting the developing unit Procedure 1 Remove the intermediate transfer unit See page 1 5 16 2 Remove the drum units M C Y and K See page 1 5 14 3 Pinch the lever of developing unit to release the lock 4 Hold the grips and then remove the develop ing units M C Y and K Developing unit Figure 1 5 14 1 5 12 2K8 5 Che
88. eeder 2 2630 Paper feeder 3 Defective harness between PF paper feed motor and PF main PWB YC6 or improper con nector insertion Reinsert the connector Also check for conti nuity within the connector harness If none remedy or replace the harness Refer to the service manual for the paper feeder Defective PF paper feed motor drive transmission system Check if the gears rotate smoothly If not grease the bushings and gears Check for broken gears and replace if any Refer to the service manual for the paper feeder Defective PF main motor Replace the PF main motor Defective PF main PWB Replace the PF main PWB Refer to the ser vice manual for the paper feeder Defective printer s engine PWB Replace the printer s engine PWB Refer to the service manual for the printer Developing motor K error The ready signal cannot be detected within 5 seconds after the developing motor K turns on Defective harness between develop ing motor K and engine PWB YC26 or improper connec tor insertion Reinsert the connector Also check for conti nuity within the connector harness If none remedy or replace the harness Refer to the service manual for the paper feeder Defective drive transmission system of the developing motor K Check if the gears rotate smoothly If not grease the bushings and gears Check for broken gears and replace if any Improper inst
89. en the toner motor C over current detection sig nal is detected continuously for 50 times 5 s at 100 ms intervals Defective harness between toner motor C and engine PWB YC24 or improper connec tor insertion Reinsert the connector Also check for conti nuity within the connector harness If none remedy or replace the harness Defective drive transmission system of the toner motor C Check if the gears rotate smoothly If not grease the bushings and gears Check for broken gears and replace if any Defective toner motor C Replace the toner motor C Defective engine PWB Replace the engine PWB See page 1 5 29 Toner motor M error When the toner motor M is driven the toner motor M over current detection sig nal is detected continuously for 50 times 5 s at 100 ms intervals Defective harness between toner motor M and engine PWB YC25 or improper connec tor insertion Reinsert the connector Also check for conti nuity within the connector harness If none remedy or replace the harness Defective drive transmission system of the toner motor M Check if the gears rotate smoothly If not grease the bushings and gears Check for broken gears and replace if any Defective toner motor M Replace the toner motor M Defective engine PWB Replace the engine PWB See page 1 5 29 1 4 15 2K8 Contents Remarks Causes Check
90. en eo eee 1 5 1 2V Dru EE 1 5 1 3 Toner container iii egoi aE e aa el ede in A e ee SM el Gee a incl 1 5 1 4 How to tell a genuine Kyocera Mita toner Container 1 5 2 155 2 Outer Coversiua ma kusk daa 1 5 3 1 Detaching and refitting the left rear cover left upper cover and left front Cover 1 5 3 2 Detaching and refitting the right rear cover right upper cover and right front Cover 1 5 6 2K8 E Paper feed Section ci seein ne A eee eee 1 5 8 1 Detaching and refitting the paper feed roller assembly paper feed roller and pickup roller 1 5 8 2 Detaching and refitting the retard roller AAA 1 5 10 3 Detaching and refitting the MP paper feed roller AA 1 5 11 1 54 Developing Section ba adi e ae aia 1 5 12 1 Detaching and refitting the developing unt 1 5 12 1 5 5 Drum A jeckacben jsnaediardenscecwuyy medeiere Ee Eeer 1 5 14 1 Detaching and refitting the drum unt 1 5 14 2 Detaching and refitting the main Charger unt 1 5 15 1 5 6 Transfer separation section 2 eeececeeteee cere eeeeeeeeeeeeecesaeeeeeeeeesaeeeeeaaeeeseeeeesaeeeseaeeseneaeeneeeeneateseenaes 1 5 16 1 Detaching and refitting the intermediate transfer unt 1 5 16 2 Detaching and refitting the transfer roller unt 1 5 19 3 Detaching and refitting the duplex unit B A 1 5 20 1 5 7 FUSER SOCHION EE 1 5 25 1 Detaching and refitting the fuser unt 1 5 25 EE WEE 1 5 26 1 Detaching and refitting the power source DW 1 5 26 2 Det
91. ent damage to their property These symbols are described below L DANGER High risk of serious bodily injury or death may result from insufficient attention to or incorrect compliance with warning messages using this symbol WARNING Serious bodily injury or death may result from insufficient attention to or incorrect compliance with warning messages using this symbol L 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 A symbol indicates a warning including danger and caution The specific point of attention is shown inside the symbol AN General warning AN Warning of risk of electric shock AN Warning of high temperature OY indicates a prohibited action The specific prohibition is shown inside the symbol General prohibited action Disassembly prohibited OO indicates that action is required The specific action required is shown inside the symbol General action required Remove the power plug from the wall outlet Gage Always ground the copier 1 Installation Precautions S WARNING Do not use a power supply with a voltage other than that specified Avoid multiple connections to one outlet they may cause fire or electric shock When using an extension cable always check that it is adequate for the rated current scenens reen Connect the ground wire to a suitable grou
92. ernusco s N Milano Italy Phone 39 02 92179 1 S A KYOCERA MITA BELGIUM N V Hermesstraat 8A 1930 Zaventem Belgium Phone 32 2 720 9270 KYOCERA MITA FRANCE S A Parc Les Algorithmes Saint Aubin 91194 GIF SUR YVETTE France Phone 33 1 6985 2600 KYOCERA MITA ESPANA S A Edificio Kyocera Avda de Manacor No 2 28290 Las Matas Madrid Spain Phone 34 91 631 8392 KYOCERA MITA FINLAND OY Kirvesmiehenkatu 4 00880 Helsinki Finland Phone 358 9 4780 5200 KYOCERA MITA SCHWEIZ Hohlstrasse 614 8048 Z rich Switzerland Phone 41 1 908 4949 KYOCERA MITA DEUTSCHLAND GMBH Otto Hahn Str 12 D 40670 Meerbusch Germany Phone 49 2159 918 0 KYOCERA MITA GMBH AUSTRIA Eduard Kittenberger Gasse 95 1230 Wien Austria Phone 43 1 86338 210 KYOCERA MITA SVENSKA AB Esbogatan 16B 164 75 Kista Sweden Phone 46 8 546 55000 2009 KYOCERA MITA Corporation Ki KYOCERG is a trademark of Kyocera Corporation KYOCERA MITA NORGE Postboks 150 Oppsal NO 0619 Oslo Olaf Helsetsvei 6 NO 0694 Oslo Norway Phone 47 22 62 73 00 KYOCERA MITA DANMARK A S Ejby Industrivej 1 DK 2600 Glostrup Denmark Phone 45 5687 1100 KYOCERA MITA PORTUGAL LDA Rua do Centro Cultural 41 Alvalade 1700 106 Lisbon Portugal Phone 351 21 842 9100 KYOCERA MITA SOUTH AFRICA PTY LTD 527 Kyalami Boulevard Kyalami Business Park Midrand South Africa Phone 27 0 11 540 2600 KYOCERA MITA AMERICA INC
93. es the polygon mirror Drum motor M A Drives drum unit M Drum motor C Drives drum unit C Drum motor Y Drives drum unit Y Drum motor kA Drives drum unit K Developing motor MCY Drives developing unit M C and Y Developing motor K rnranvvnnnnnvrnnvvvnnrnvrnnrrnnr Drives developing unit K and intermediate transfer unit Toner motor M A Replenishes the developing unit M with toner Toner motor C A Replenishes the developing unit C with toner TONE MO O Y EE Replenishes the developing unit Y with toner Toner motor K nsnrrnvvvvvnnnnvrnrrnvrnnvvrnnrnnrrenrnnen Replenishes the developing unit K with toner o FUSER MOON aserria Drives fuser section and paper exit section SA als sober lades krak seen drer Drives duplex section Main charger cleaning motor o Drives main charger wire cleaning system LSU cleaning motor scene Drives LSU dust shield glass cleaning system Cools the image formation section engine PWB main PWB and high voltage PWB Developing fan motor 2 Cools the image formation section engine PWB main PWB and high voltage PWB 2 2 6 2K8 21 Power source fan motor 22 Fuser fan motor 1 Cools the fuser section 23 Fuser fan motor 2 Cools the fuser section 24 Ozone fan Motor eee cece e eee eeeeeeeeenee The exhaust gas of ozone Cools the power source PWB 2 2 7 2K8 4 Other electrical components Machine left Machine insi
94. ess the OK key gt gt Print Test Page will be displayed 3 Press the OK key A sheet of test page will be printed Completion 16 256 Density 24 256 32 256 m Magenta Green Yellow 1 Since focusing in yellow is hardly readable yellow is mixed with cyan for more readability resulting in green 2 Each portion of colors has three different magnitude of halftones bands If focus is excessively lost dots are not recognizable with the 16 256 band resulting in uneven density It also results in vertical streaks in the 24 256 and or 32 256 bands Figure 1 3 3 Test page Service items 2K8 Description gt gt Write Data Write data USB memory data write Description To write data into a USB memory Procedure Install the USB memory before attempting to write data 1 Enter the service mode gt gt Write Data 2 Press the OK key gt gt Write Data will be displayed 3 Press the OK key Data waiting is displayed and the printer waits for data to be writ ten 4 When the data is sent Processing appears and the data is written to USB memory When data writing ends the display returns to Ready Completion gt gt Maintenance Counter reset for the maintenance kit Description The Install MK message means that maintenance kit should be replaced at 200 000 pages of printing The interval counter must be manually reset using this service item Maintenance kit incl
95. eteeeeeeecnecaeeeeeeeeeeeeeeeees Q D Treat the ends of the wire carefully when installing a new charger wire to avoid electric leaks 4 Remove toner completely from electronic components cccceceeeeeeseeeeecceeeeeeeeeeeeeeeteeeeesesnneaaees A Run wire harnesses carefully so that wires will not be trapped or damaged ursrrvnnnnnnvvvrvnnnnnvnvrnnnen O After maintenance always check that all the parts screws connectors and wires that were removed have been refitted correctly Special attention should be paid to any forgotten connector trapped wire and missing SCIeWS ccccccecceeeeeeeeeeeeeceaeeeeceeeeeeeeeeeeeeceaaaaeaaeeeeeeeeeeeeeeeeeecneessieeeees 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 rrrnnrrnnnrrrnnnrrnnrrrnnnrenrnnr Q Handle greases and solvents with care by following the instructions below O Use only a small amount of solvent at a time being careful not to spill Wipe spills off completely Ventilate the room well while using grease or solvents Allow applied solvents to evaporate completely before refitting the covers or turning the power switch on Always wash hands afterwards D Never dispose of toner or toner bottles in fire Toner may cause sparks when exposed directly to fire in a furnace Ctr crac cece av AA DA Ae Eege ee ee Q
96. ex sensor I Paper remains at the duplex sensor when power is turned on I Paper misfeed occurs due to forced stop when an error occurs during printing such as opening of a cover Paper does not arrive at the face down tray paper full sensor G F1 to FF Paper misfeed by another cause Values hexadecimal within indicate paper misfeed locations 1 3 15 2K8 Service items Description Items Description Figure 1 3 7 1 3 16 Paper Jam Log Jam location Sensors Paper jam location O Registration sensor B MP tray 2 Paper exit sensor 1 Cassette 1 printer 3 Duplex conveying 2 Paper feeder 1 sensor 3 Paper feeder 2 4 Paper full sensor 4 Paper feeder 3 5 PF paper feed sensor H Printer inside G Paper exit section 1 Duplex section Service items Description 2K8 Items Description Paper Jam Log b Detail of paper source Hexadecimal 00 MP tray 01 Paper cassette 1 printer 02 Paper cassette 2 paper feeder 1 03 Paper cassette 3 paper feeder 2 04 Paper cassette 4 paper feeder 3 05 Duplex unit Bulk paper feeder Envelope feeder c Detail of paper size Hexadecimal 01 Monarch 02 Business 03 International DL 04 International C5 05 Executive 06 Letter R 86 Letter E 07 Legal 08 A4R 88 A4E 09 B5R 89 B5E OA A3 0B B4 0C Ledger 0D A5R 8D
97. example Causes Check procedures corrective measures Defec Defective developing unit Replace the developing unit for the color that causes an error tive develop ing bias Defective high voltage PWB Replace the high voltage PWB See page 1 5 34 output Defective engine PWB Replace the engine See page 1 5 29 Dirty drum Perform the drum surface refreshing See page 1 3 12 Defec Defective high voltage tive PWB Replace the high voltage PWB See page 1 5 34 develop ing bias output Defective engine PWB Replace the engine See page 1 5 29 Defective color calibration Perform the color calibration Refer to operation guide Insufficient toner If the display shows the message requesting toner replenish ment replace the container Insufficient agitation of toner con tainer Shake the toner container vertically approximately 10 times Paper damp 6 The background is colored Print example Causes Check the paper storage conditions replace the paper Check procedures corrective measures Defective color calibration Perform the color calibration Refer to operation guide tive develop Defec Defective developing unit Check the four colors of image by using the test page of ser vice mode If the defect appears on a particular color replace the developer for that color See page 1 5 12 i
98. g sr minde Product code Firmware category 10 Engine 30 System 31 System BROM Supplement Normally 00 4 Classification Normally 0 Update history Build number Checksum Figure 1 6 10 1 6 6 19 20 21 22 23 24 Turn printer power off Remove the two screws and then remove the main PWB Remove the memory card from memory card socket Refit the main PWB Turn printer power on Print the status page to check that the firm ware version has been updated See page P 1 3 2 2K8 Memory card socket Main PWB Figure 1 6 11 1 6 7 2K8 This page is intentionally left blank 1 6 8 2 1 1 Paper feed conveying section 2K8 Paper feed conveying section consists of the paper feed unit that feeds paper from the cassette and the MP tray paper feed unit that feeds paper from the MP tray and the paper conveying section that conveys the fed paper to the transfer separation section 1 Cassette paper feed section The cassette can contain 500 sheets The sheet from the cassette is pulled out by rotation of the pickup roller and sent to the paper conveying section by rotation of the paper feed roller Also the retard roller prevents multiple feeding of paper 9 10 12 po ON el EY I LS N e SE r Figure 2 1 1 Cassette paper feed section 1 Pickup roller 2
99. g fan motor 2 Rating label Inside ODO OO o Ba O SF Ozone fan motor Rating label Outside Figure 1 5 58 1 5 40 2K8 1 6 1 Downloading firmware 1 Firmware file Firmware files are named after the following codes Firmware file name example Engine firmware master download file D L S E N GN H 2 K 8 S2K8 1000000024 x Software ID J L Extention Product code Build number 2K8 This machine Update history Classification Normally 0 Pause underscore Supplement Normally 00 Firmware category 10 Engine System firmware master download file D L C T R L e 2 K 8 2K8 3000 000 088 bin 2K8 3100 000 004 hex Product code Extention 2K8 This machine i Build number Update history Classification Normally 0 Pause underscore Supplement Normally 00 Firmware category 30 System Main 31 System BROM Figure 1 6 1 1 6 1 2K8 2 Downloading the firmware from the USB memory To download data written in a USB memory to the printer proceed as explained in this section CAUTION Downloading firmware takes several minutes Do not turn power off during downloading Procedure 1 Turn printer power off 2 Insert the USB memory to the PC s USB slot 3 Copy the firmware file to download to the root directory of the USB memory 4 Remove the USB memory from the PC s USB slot l 5 Insert the USB
100. he LSU cleaning motor Check if the rollers and gears rotate smoothly If not grease the bushings and gears Check for broken gears and replace if any Defective LSU cleaning motor Replace the LSU cleaning motor Defective engine PWB Replace the engine PWB See page 1 5 29 VIDEO ASIC device error Faulty connection of the connector between the main PWB and engine PWB Check the installation of the main PWB and engine PWB and reinstall them if necessary See page 1 5 28 and 1 5 29 Defective main PWB Replace the main PWB See page 1 5 28 Defective engine PWB Replace the engine PWB See page 1 5 29 1 4 11 2K8 Contents Remarks Causes Check procedures corrective measures Broken eraser lamp K wire When the eraser lamp K is driven the eraser lamp K over current detection sig nal is detected continuously for 10 times 1 s at 100 ms intervals Defective harness between drum unit K and drum relay PWB YC2 YC3 or improper con nector insertion Reinsert the connector Also check for conti nuity within the connector harness If none remedy or replace the harness Defective harness between drum relay PWB YC1 and engine PWB YC34 or improper connec tor insertion Reinsert the connector Also check for conti nuity within the connector harness If none remedy or replace the harness Defective eraser lamp K Replace
101. ing fan motor 1 Remove the two connectors B Remove the FFC 8 Remove the three FFCs 9 Remove the two connectors 1 5 30 ys Lay NG Pa LE Ny NG T SOs 5 2 N Ny E Figure 1 5 41 J Figure 1 5 42 2K8 10 While unlatching the latch and then remove the lever link 11 Remove the twenty connectors YC39 YC26 aco eS TOE OW e marn j BEIL JE 47 O YC3 LEA ICAO C17 YC27 YC37 YC36 YC H aaa YC25 YC24 YC11 YC38 SER YC33 iz By wl CC YC22 YC23 YC15 YC28 Connectors Figure 1 5 44 1 5 31 2K8 12 Remove the three screws and then remove the engine PWB assembly Engine PWB assembly Figure 1 5 45 13 Remove the connector from the engine PWB Engine PWB Figure 1 5 46 1 5 32 14 Remove the two screws and then remove the engine PWB 15 Check or replace the engine PWB and refit all the removed parts To replace the engine PWB remove the EEPROM U4 from the old engine PWB and mount it to the new engine PWB Caution on re installing the engine board assembly Insert the engine PWB assembly in the printer so that both the engine PWB and the harness bracket are flush at each end Do not insert the engine PWB assembly the way beyond the above otherwise the engine PWB plate will be deformed causing m
102. ion Reinsert the connector Also check for continuity within the con nector harness If none remedy or replace the harness Front cover open close switch Paper exit PWB YC5 Paper exit PWB YC1 Engine PWB YC20 Defective front cover open close switch Replace the front cover open close switch Defective paper exit PWB Replace the paper exit PWB Defective engine PWB Replace the engine PWB See page 1 5 29 14 The message requesting cover to be closed is dis played when the top cover is closed Defective harness or improper connector inser tion Reinsert the connector Also check for continuity within the con nector harness If none remedy or replace the harness Interlock switch Engine PWB YC13 Defective interlock switch Replace the interlock switch Defective engine PWB Replace the engine PWB See page 1 5 29 15 The message requesting left cover to be closed is dis played when the left cover is closed Defective harness or improper connector inser tion Reinsert the connector Also check for continuity within the con nector harness If none remedy or replace the harness Left cover switch Engine PWB YC14 Defective left cover switch Replace the left cover switch Defective engine PWB Replace the engine PWB See page 1 5 29 16 Defective waste toner box detecting Defective harness or improper connector inser tion
103. ion voltage Eraser lamp C On Off Toner sensor C detection voltage Eraser lamp Y On Off Toner sensor Y detection voltage EEPROM clock signal Ground EEPROM data signal 3 3 V DC power source Eraser lamp K On Off 3 3 V DC power source Toner sensor K detection voltage Developing thermistor detection voltage Connected to the drum PWB K EEDATA ERASEDR EECLK GND 3 3V 1 N C DA1 DAO 0 3 3 V DC pulse 0 24 V DC 0 3 3 V DC pulse 3 3 V DC 0 3 3 V DC 0 3 3 V DC EEPROM data signal Eraser lamp K On Off EEPROM clock signal Ground 3 3 V DC power source Not used Data address signal Data address signal Connected to the drum PWB K 1 2 3 4 5 6 7 8 1 2 3 GND ERASEKDR N C 0 24 V DC Ground Eraser lamp K On Off Not used YC4 Connected to the devel oping PWB K WRN GND TNSENK 3 3V2 TH_DLP Analog 3 3 DC Analog Ground Toner sensor K detection voltage 3 3 V DC power source Developing thermistor detection voltage YC5 Connected to the drum PWB Y EEDATA ERASEDR EECLK GND 3 3V1 N C DA1 DAO 0 3 3 V DC pulse 0 24 V DC 0 3 3 V DC pulse 3 3 V DC 0 3 3 V DC 0 3 3 V DC EEPROM data signal Eraser lamp Y On Off EEPROM clock signal Ground 3 3 V DC power source Not used Data address signal Data address signal Connected to the drum PWB Y ON AlON OO AWN A GND ERASEYDR N C 0 24 V DC Ground Eraser lamp
104. is not resolved replace main PWB See page 1 5 28 Defective expan sion memory mod ule Replace the expansion memory module See page 1 2 5 1 4 19 2K8 1 Contents Remarks Causes Check procedures corrective measures Main PWB general failure Defective main PWB Turn the power switch off on to restart the printer If the error is not resolved replace main PWB See page 1 5 28 Main PWB Engine PWB communica tion error Faulty connection of the connector between the main PWB and engine PWB Check the installation of the main PWB and engine PWB and reinstall them if necessary See page 1 5 28 and 1 5 29 Defective main PWB Turn the power switch off on to restart the printer If the error is not resolved replace main PWB See page 1 5 28 Defective engine PWB Replace engine PWB See page 1 5 29 Engine PWB ROM checksum error Some error may have occurred when downloading the firmware of the engine PWB Download the firmware of the engine PWB again using the memory card See page 1 6 4 Defective engine PWB Turn the power switch off on to restart the printer If the error is not resolved replace engine PWB See page 1 5 29 1 4 20 Main PWB video data control error Defective main PWB Turn the power switch off on to restart the printer If the error is not resolved replace main PWB See page 1 5 28 1 4 3
105. ithin the connector harness If none remedy or replace the harness Defective APC PWB M Replace the laser scanner unit MC See page 1 5 37 Defective PD PWB M Replace the laser scanner unit MC See page 1 5 37 Defective engine PWB Replace the engine PWB See page 1 5 29 Contents 2K8 Remarks Causes Check procedures corrective measures Laser output error Yellow The pin photo signal PDN is not output from PD PWB Y for one second while laser is emitted Defective harness between APC PWB Y and engine PWB YC29 or improper connec tor insertion Reinsert the connector Also check for conti nuity within the connector harness If none remedy or replace the harness Defective APC PWB Y Replace the laser scanner unit YK See page 1 5 37 Defective PD PWB Y Replace the laser scanner unit YK See page 1 5 37 Defective engine PWB Replace the engine PWB See page 1 5 29 LSU cleaning motor error When the LSU cleaning motor is driven the LSU cleaning motor over current detection signal is detected continu ously for 50 times 5 s at 100 ms inter vals Defective harness between LSU cleaning motor and engine PWB YC37 or improper connec tor insertion Reinsert the connector Also check for conti nuity within the connector harness If none remedy or replace the harness Defective drive transmission sys tem of t
106. lutch On Off 24 V DC power source Connected to the devel oping motor MCY MOTREV DLPMOTRDYN SPEEDSEL DLPMOTCLK DLPMOTREN GND 24V3 0000 0000 00 0 3 3 VDC 0 3 3 VDC 0 3 3 V DC 0 3 3 V DC pulse 0 3 3 V DC 24 V DC Developing motor MCY drive switch signal Developing motor MCY ready signal Developing motor MCY speed switch signal Developing motor MCY clock signal Developing motor MCY On Off Ground 24 V DC power source Connected to the lift motor 2 3 6 N AIN Oa BON A LMOTDRN GND OO 0 24 V DC Lift motor On Off Ground Connector a 5 Signal 6 Voltage 2K8 Description YC29 Connected to the APC PWB Y APC PWB K and poly gon motor YK ON OAR Ga M ee ae a ndo EE e Zeck et ee e OO OO Jo Om SS Ga h O N N 3 3V1 LONBYN ENBYN VDOYP VDOYN GND VREFY THERMK PDYN 3 3V1 LONBKN ENBKN VDOKP VDOKN GND VREFK PDKN POLCLK1 POLRDYN1 POLONN1 GND 24V3 O Oe Oe te e OVO Oo 04 100000 3 3 V DC 0 3 3 V DC 0 3 3 V DC LVDS LVDS Analog Analog 0 3 3 V DC pulse 3 3 VDC 0 3 3 V DC 0 3 3 V DC LVDS LVDS Analog 0 3 3 V DC pulse 0 3 3 V DC pulse 0 3 3 V DC 0 3 3 V DC 24V DC 3 3 V DC power source APC PWB Y sample hold signal APC PWB Y laser enable signal APC PWB Y video data signal APC PWB Y video data signal Ground APC PWB Y control signal LSU thermistor detection voltage
107. memory into the printer s USB memory slot o90008900980000 USB memory slot USB memory Figure 1 6 2 6 Turn printer power on S M displ 7 When message display 1 is displayed to ae detect firmware in the USB memory 1 8 Message display 2 is displayed during downloading 9 When message display 3 is displayed to 2 indicate downloading is finished oe 3 ed O Product code 2 Firmware category 10 Engine 30 System 31 System BROM Supplement Normally 00 GO Classification Normally 0 5 Update history 6 Build number Checksum Figure 1 6 3 1 6 2 2K8 USB memory slot ware version has been updated See page P 1 3 2 ory slot 11 Remove the USB memory from USB mem 12 Turn printer power on 13 Print the status page to check that the firm 10 Turn printer power off 1 6 3 USB memory Figure 1 6 4 2K8 3 Downloading the firmware from the memory card To download data written in a memory card CompactFlash to the printer proceed as explained in this section CAUTION Downloading firmware takes several minutes Do not turn power off during downloading Procedure 1 Turn printer power off 2 Remove the two screws and then remove the main PWB 3 Insert the memory card into the memory card socket 4 Refit the main PWB 5 Turn printer power on 6 Press MENU key on the printer s operation panel and
108. mmed paper the printer will re start printing Paper jam message Paper jam ES Paper jam location Printer Bia OSE Attention Figure 1 4 1 2 Paper misfeed detection condition Registration sensor Paper full sensor 2 Paper exit sensor PF paper feed sensor 3 Duplex conveying sensor Figure 1 4 2 1 4 1 2K8 1 4 2 Self diagnostic function 1 Self diagnostic function This printer is equipped with self diagnostic function When a problem is detected the printer stops printing and display an error message on the operation panel An error message consists of a message prompting a contact to service personnel total print count and a four digit error code indicating the type of the error The display varies depending on the type of the error Total number of pages Ready Call service Error code gt 6000 012345 Data Attention P Ready Call service Error code 2 F000 Data Attention Ready Error power off Error code PE F030 Data Attention Figure 1 4 3 1 4 2 2 Self diagnostic codes Contents 2K8 Remarks Causes Check procedures corrective measures Backup memory read write error Defective main PWB Replace the main PWB See page 1 5 28 Backup memory data error Defective main PWB Replace the main PWB See page 1 5 28 MAC address data error For data in which the MAC address is invalid Defective main
109. n RFID information RFID reader writer version information Engine parameter informa hexadecimal 512 bytes tion 45 45 OD amp 49 69 6 62 63 63 65 69 6 68 69 Optional paper feeder soft Paper feeder 1 Paper feeder 2 Paper feeder 3 Paper feeder 4 ware version 1 3 6 Service items 2K8 Description z 9 Items Description Optional font version Optional table version Optional message version WEB option version Color table version Drum unit ID Black Cyan Magenta Yellow Drum unit serial number Black Cyan Magenta Yellow Code conversion 1 3 7 2K8 Service items Description Printing a status page for network Description On the status page for network detailed network setting information is printed Procedure 1 Enter the service mode gt gt Print Network Status Page 2 Press the OK key gt gt Print Network Status Page will be displayed 3 Press the OK key Three sheets of network status page will be printed Completion gt gt Print Test Page gt gt Print Network Status Page 1 3 8 Printing a test page Description Four colors are printed respectively with halftones of three different levels Purpose To check the activation of the developer and drum units of four colors Procedure 1 Enter the service mode gt gt Print Test Page 2 Pr
110. n Detects the presence of paper on the MP tray Duplex conveying Sensor Detects paper jam in the duplex section Paper exit sengt Detects paper jam in the fuser paper exit section Paper full SENSora Detects the paper full in the top tray o Toner sensor M 2 ccccceceteesecceeesereeeseceeeeee Detects the toner density in the developing unit M Toner Sensor Cisnienie Detects the toner density in the developing unit C Toner Sensor Y usus ss bands Detects the toner density in the developing unit Y Toner sensor AA Detects the toner density in the developing unit K Right ID sensor Measures image density for color calibration Lem D S nSOM sisi ice ra Measures image density for color calibration Waste toner full sensor eccer Detects the waste toner box being full Envelope switch sciri Detects the envelope mode setting 2 2 4 2K8 21 Front cover open close switch Detects open close front cover 22 Fuser thermistor esserne Measures the heat roller temperature 23 Polygon motor thermistor Measures the polygon motor YK temperature 2 2 5 2K8 3 Motors OMNOARWN gt Developing fan motor 1 Machine left EZZ Machine inside Machine right Figure 2 2 3 Motors Paper feed motor 222222 sneen Drives the paper feed section Lift ul TEE Operates the bottom plate in the cassette Polygon motor M A Drives the polygon mirror Polygon motor vk Driv
111. nding point Not grounding the copier may cause fire or electric shock Connecting the earth wire to an object not approved for the purpose may cause explosion or electric shock Never connect the ground cable to any of the following gas pipes lightning rods ground cables for telephone lines and water pipes or faucets not approved by the proper e AACAUTION Do not place the copier on an infirm or angled surface the copier may tip over causing injury Q Do not install the copier in a humid or dusty place This may cause fire or electric shock Q e Do not install the copier near a radiator heater other heat source or near flammable material This may ES TEA Q Allow sufficient space around the copier to allow the ventilation grills to keep the machine as cool as possible Insufficient ventilation may cause heat buildup and poor copying performance Q Always handle the machine by the correct locations when moving nt Q Always use anti toppling and locking devices on copiers so equipped Failure to do this may cause the copier to move unexpectedly or topple leading to injury ececceeeeeeeeeeeeeeeeeteeeeeeettaeeeeeeeaaas Oo Avoid inhaling toner or developer excessively Protect the eyes If toner or developer is acciden tally ingested drink a lot of water to dilute it in the stomach and obtain medical attention immedi ately If it gets into the eyes rinse immediately with copious
112. ng bias output Defective high voltage PWB Replace the high voltage PWB See page 1 5 34 Defective engine PWB Replace the engine See page 1 5 29 Defec Defective drum unit Replace the drum unit See page 1 5 14 tive drum surface charging Defective high voltage PWB Replace the high voltage PWB See page 1 5 34 Defective engine PWB 1 4 24 Replace the engine See page 1 5 29 7 White streaks are printed vertically 2K8 Print example Causes Check procedures corrective measures Foreign object in one of the develop ing units Check the image by using the test print of service mode If the white line appears on a particular page replace the developer for that color See page 1 5 12 Adhesion of soiling to primary transfer belt Replace the intermediate transfer unit See page 1 5 16 Dirty LSU protective glass 8 Black streaks are printed vertically Print example Causes Perform the LSU dust shield glass cleaning See page 1 3 11 Check procedures corrective measures Dirty or flawed drum Perform the drum surface refreshing See page 1 3 12 Flawed drum Replace the drum unit See page 1 5 14 Deformed or worn cleaning blade in the drum unit Replace the drum unit See page 1 5 14 Worn primary transfer belt Replace the intermediate transfer unit See page 1 5 16
113. nstalled Paper feeder Normal Installed Multi purpose Multi purpose feeder Not Installed Absence Presence or absence of the optional paper feeder 2 Installed Paper feeder Normal Installed Multi purpose Multi purpose feeder Not Installed Absence Presence or absence of the optional paper feeder 3 Installed Paper feeder Normal Installed Multi purpose Multi purpose feeder Not Installed Absence Presence or absence of the paper feeder 4 Installed Paper feeder Normal Installed Multi purpose Multi purpose feeder Not Installed Absence Presence or absence of the optional memory card Installed Presence Not Installed Absence Presence or absence of the optional hard disk unit Installed Presence Not Installed Absence Black toner coverage Number of pages printed converted in reference to A4 or Letter size Cyan toner coverage Number of pages printed converted in reference to A4 or Letter size Magenta toner coverage Number of pages printed converted in reference to A4 or Letter size Yellow toner coverage Number of pages printed converted in reference to A4 or Letter size Coverage of the latest print out FRPO settings Black Cyan Magenta Yellow a B E 5 D B e9 Machine number 1 3 3 2K8 Service items Description Service status page 2 Service Status Page Printer Firmware Version 2K8_3000 000 040 2009 05
114. o the service manual for the paper feeder Defective PF warm air fan motor 1 Replace the PF warm air fan motor 1 Refer to the service manual for the paper feeder Defective PF main PWB Replace the PF main PWB Refer to the ser vice manual for the paper feeder Defective engine PWB Replace the engine PWB See page 1 5 29 1 4 5 2K8 Contents Remarks Causes Check procedures corrective measures 1 4 6 PF warm air heater upper blower low temperature error Option paper feeder An external temperature higher than 5 C 41 F is not detected when one minute elapses after PF warm air heater 2 is turned on Multi purpose feeder only 1600 Paper feeder 1 1620 Paper feeder 2 1640 Paper feeder 3 Defective harness between PF warm air heater 2 and PF warm air heater driver PWB YC2 or improper con nector insertion Reinsert the connector Also check for conti nuity within the connector harness If none remedy or replace the harness Refer to the service manual for the paper feeder Defective harness between PF warm air heater driver PWB YC3 and PF main PWB YC13 or improper connec tor insertion Reinsert the connector Also check for conti nuity within the connector harness If none remedy or replace the harness Refer to the service manual for the paper feeder Defective harness between PF ther mistor 2 and PF main PWB YC1
115. oltage Cyan Primary transfer bias control voltage Yellow Primary transfer bias control voltage Black Secondary transfer bias control voltage 24 V DC power source 24 V DC power source Connected to the duplex motor 2 3 4 STDUBN STDUAN STDUB STDUA 0000 0000000000000000000000000 0 24 V DC pulse 0 24 V DC pulse 0 24 V DC pulse 0 24 V DC pulse Duplex motor drive control signal B Duplex motor drive control signal A Duplex motor drive control signal B Duplex motor drive control signal A Connector Signal 6 Voltage 2K8 Description YC18 Connected to the drum motor M C YIK ON OO PS Ga M STMBN STMAN STMB STMA STCBN STCAN STCB STCA STYBN STYAN STYB STYA STKBN STKAN STKB STKA 0 24 V DC pulse 0 24 V DC pulse 0 24 V DC pulse 0 24 V DC pulse 0 24 V DC pulse 0 24 V DC pulse 0 24 V DC pulse 0 24 V DC pulse 0 24 V DC pulse 0 24 V DC pulse 0 24 V DC pulse 0 24 V DC pulse 0 24 V DC pulse 0 24 V DC pulse 0 24 V DC pulse 0 24 V DC pulse Drum motor M drive control signal _B Drum motor M drive control signal _A Drum motor M drive control signal B Drum motor M drive control signal A Drum motor C drive control signal _B Drum motor C drive control signal _A Drum motor C drive control signal B Drum motor C drive control signal A Drum motor Y drive control signal _B
116. olygon motor MC On Off Ground 24 V DC power source 2 3 7 2K8 Connector Signal Voltage Description YC31 Connected to the main PWB VDOMP VDOMN VDOYP VDOYN GND PDMN PDYN GND FPDATA FPDIR 3 3V 1 3 3V 1 SO SDIR EGIRN 5V1 5V1 5V1 RESETN GND VDOCP VDOCN VDOCP VDOCN GND PDCN PDKN GND N C FPCLK FPRSTN 3 3V 1 SI SCLN SBSY VSYNC EEDAT EECLK GND GND 5 OO0O0000000 LVDS LVDS LVDS LVDS 0 3 3 V DC pulse 0 3 3 V DC pulse 0 3 3 V DC 0 3 3 V DC 3 3 V DC 3 3 V DC 0 3 3 V DC pulse 0 3 3 V DC 0 3 3 V DC 5V DC 5V DC 5 V DC 0 3 3 V DC LVDS LVDS LVDS LVDS 0 3 3 V DC pulse 0 3 3 V DC pulse 0 3 3 V DC 0 3 3 V DC 3 3 V DC 0 3 3 V DC pulse 0 3 3 V DC pulse 0 3 3 V DC 0 3 3 V DC 0 3 3 V DC pulse 0 3 3 V DC pulse APC PWB M video data signal APC PWB M video data signal APC PWB Y video data signal APC PWB Y video data signal Ground Horizontal synchronization signal Horizontal synchronization signal Ground Operation panel PWB data signal Operation panel PWB communication direct signal 3 3 V DC power source 3 3 V DC power source Main PWB serial communication data signal Main PWB communication direction signal Engine interrupt signal 5 V DC power source 5 V DC power source 5 V DC power source Main PWB reset signal Ground APC PWB C video data signal APC PWB C video data signal A
117. onnectors O Connectors Figure 1 5 27 1 5 21 2K8 Front cover SONY S ES CAI S Y y WY S SCH S Grounding terminals Q N Y YA ANG N X Figure 1 5 28 er Front cover left stopper left stopper Front cov 5 oO E AL g D jo 3 e D per from the hole 11 Remove the front cover o EN lt EN gt fe E D Le Ka lt ke G D en o n EN lt v gt o E b D o 10 Remove the axis of the front cover left stop 8 Remove the FFC Figure 1 5 29 1 5 22 2K8 Q gt 9 E g C lt E C n g 9 N E lt o gt fe E o D AN C 5 Ae D 5 jo 2 _ D Q a a o lt MP paper feed lower unit Figure 1 5 30 13 Remove the three connectors Figure 1 5 31 1 5 23 2K8 14 Open the duplex unit B 15 Remove the duplex unit B 16 Check or replace the duplex unit B and refit all the removed parts 1 5 24 Figure 1 5 32 2K8 1 5 7 Fuser section 1 Detaching and refitting the fuser unit Procedure 1 Remove the outer covers See page 1 5 3 2 Remove three connectors N G A LE N
118. paper meets specifications replace paper Flawed heat roller or press roller 16 Colors are printed offset to each other Print example Causes Replace the fuser unit See page 1 5 25 Check procedures corrective measures Defective calibration Perform the color calibration Refer to operation guide Slip the mirror position of laser scan ner unit Perform the color registration When the problem is not cleared perform the manual color registration adjustment Refer to operation guide 1 4 27 2K8 1 4 4 Electric problems Problem Causes Check procedures corrective measures 1 The machine does not operate when the power switch is turned on The power cord is not plugged in properly Check the contact between the power plug and the outlet No electricity at the power outlet Measure the input voltage Broken power cord Check for continuity If none replace the cord Defective power switch Check for continuity across the contacts If none replace the power switch Defective power source PWB Replace the power source PWB See page 1 5 26 2 Drum motor M C Y K duplex motor and fuser motor do not operate Defective harness or improper connector inser tion Reinsert the connector Also check for continuity within the con nector harness If none remedy or replace the harness Drum motor M C Y K Engine
119. procedures corrective measures Toner motor Y error When the toner motor Y is driven the toner motor Y over current detection sig nal is detected continuously for 50 times 5 s at 100 ms intervals Defective harness between toner motor Y and engine PWB YC23 or improper connec tor insertion Reinsert the connector Also check for conti nuity within the connector harness If none remedy or replace the harness Defective drive transmission system of the toner motor Y Check if the gears rotate smoothly If not grease the bushings and gears Check for broken gears and replace if any Defective toner motor Y Replace the toner motor Y Defective engine PWB Replace the engine PWB See page 1 5 29 Developing unit K non installing error No density detection signal is output from toner sensor K in developing unit K Faulty connection of the connector between the devel oping PWB K and drum relay PWB Check the installation of the developing unit K and drum relay PWB and reinstall them if necessary See page 1 5 14 Defective harness between drum relay PWB YC1 and engine PWB YC34 or improper connec tor insertion Reinsert the connector Also check for conti nuity within the connector harness If none remedy or replace the harness Defective toner sensor K Replace the developing unit K See page 1 5 12 Defective engine PWB Replace the engine PW
120. r Also check for continuity within the connector harness If none remedy or replace the harness Defective main charger unit Replace the drum unit See page 1 5 14 Defective high voltage PWB Replace the high voltage PWB See page 1 5 34 Defective engine PWB Replace the engine PWB See page 1 5 29 Defective laser scanner unit The laser is acti vated simulta neously for all colors 3 A specific color is printed solid Print example Causes Replace the laser scanner unit YK and laser scanner unit MC See page 1 5 37 Check procedures corrective measures Defective main charger unit which corresponds to the color causing the problem Check if the main charger unit is properly seated If necessary reseat it properly Disconnected main charger wire Replace the main charger unit See page 1 5 15 Laser of laser scanner unit for solid color printing is ON Defective laser scanner unit 4 The back side gets dirty Print example Causes Replace the laser scanner unit YK and laser scanner unit MC See page 1 5 37 Check procedures corrective measures Dirty secondary transfer roller Clean the secondary transfer roller Dirty paper conveying path Clean the paper conveying path Dirty heat roller and press roller Clean the heat roller and press roller 1 4 23 2K8 5 Image is too light Print
121. r PWB Replace the PF warm air driver PWB Refer to the service manual for the paper feeder Defective PF main PWB Replace the PF main PWB Refer to the ser vice manual for the paper feeder Defective engine PWB Replace the engine PWB See page 1 5 29 1 4 7 2K8 Contents Remarks Causes Check procedures corrective measures Developing motor MCY error The ready signal cannot be detected within 5 seconds after the developing motor MCY turns on Defective harness between develop ing motor MCY and engine PWB YC27 or improper connec tor insertion Reinsert the connector Also check for conti nuity within the connector harness If none remedy or replace the harness Defective drive transmission system of the developing motor MCY Check if the gears rotate smoothly If not grease the bushings and gears Check for broken gears and replace if any Defective develop ing motor MCY Replace the developing motor MCY Defective engine PWB Replace the engine PWB See page 1 5 29 Main charger cleaning motor error When the main charger cleaning motor is driven the main charger cleaning motor over current detection signal is detected continuously for 50 times 5 s at 100 ms intervals Defective harness between main charger cleaning motor and engine PWB YC36 or improper connec tor insertion Reinsert the connector Also check for con
122. r separation section as paper feeding from the cassette or MP tray or as paper refeeding for duplex printing Paper by feeding is conveyed by the middle roller to the position where the registration sensor is turned on and then sent to the transfer separation section by the front registration roller and rear registration roller Figure 2 1 5 Paper conveying section 1 Feed pulley 2 Middle roller 3 Registration sensor 4 Front registration roller 5 Rear registration roller Registration REGCLDRN clutch Registration REGPAP sensor FEMOTRDYN SPEEDSEL Paper feed FECLKCLK motor REMOTREN Intermediate MIDCLDRN clutch Engine PWB YC26 10 YC7 2 YC3 1 YC3 2 YC3 3 YC3 4 YC3 7 Figure 2 1 6 Paper conveying section block diagram 2K8 2 1 5 2K8 2 1 2 Drum section 1 Drum section The drum section consists of the drum the main charger unit and the cleaning unit and the drum surface is uniformly charged in preparation for formation of residual image by laser beam After transfer is complete toner remaining on the drum surface is chipped off with the cleaning blade and is collected to the waste toner box with the drum screw Also elec tric charge remaining on the drum surface is eliminated by irradiating the eraser lamp for preparing for next charge of the main charger
123. r source Not used 24 V DC power source Left cover switch On Off YC16 Connected to the high voltage PWB ON OO PS Ga MM A GND GND HVCLKK HVCLKY HVCLKC HVCLKM T2RREMN MKCNT BKSCNT BKMCNT MYCNT BYSCNT BYMCNT MCCNT BCSCNT BCMCNT MMCNT BMSCNT BMMCNT CLENT T1MCNT T1CCNT T1YCNT TIKCNT T2CNT 24V4 24V4 0 3 3 V DC pulse 0 3 3 V DC pulse 0 3 3 V DC pulse 0 3 3 V DC pulse 0 3 3 V DC pulse PWM PWM PWM PWM PWM PWM PWM PWM PWM PWM PWM PWM PWM PWM PWM PWM PWM PWM 24V DC 24V DC Ground Ground Developing bias clock signal Black Developing bias clock signal Yellow Developing bias clock signal Cyan Developing bias clock signal Magenta Secondary transfer bias reverse signal Main charger high voltage control voltage Black Developing sleeve bias control voltage Black Developing magnet bias control voltage Black Main charger high voltage control voltage Yellow Developing sleeve bias control voltage Yellow Developing magnet bias control voltage Yellow Main charger high voltage control voltage Cyan Developing sleeve bias control voltage Cyan Developing magnet bias control voltage Cyan Main charger high voltage control voltage Magenta Developing sleeve bias control voltage Magenta Developing magnet bias control voltage Magenta Cleaning bias control voltage Primary transfer bias control voltage Magenta Primary transfer bias control v
124. re 2 1 18 Fuser section Upper fuser frame Lower fuser frame Heat roller Press roller Fuser heater lamp Fuser thermal cutout Fuser thermistor Separators Paper exit guide Paper exit roller Paper exit pulley Envelope switch 2 1 17 2K8 2 1 18 Engine PWB YC20 3 YC20 2 YC39 1 YC39 2 YC39 3 YC39 4 YC19 1 YC19 3 FTHERM STFUBN STFUAN STFUB STFUA HEATREM ZCROSS Paper exit PWB YC1 3 YC1 2 YC6 2 YC4 2 Fuser unit FTHERM Fuser thermal cutout LIVE heater lamp Fuser thermistor NEUTRAL YC103 1 YC103 3 YC102 3 Power source PWB YC102 1 Figure 2 1 19 Fuser section block diagram N8IGd Envelope switch 2K8 2 1 7 Paper exit feed shift section The paper exit feedshift section consists of the conveying path which sends the paper that has passed the fuser section to the top tray or the duplex section The conveying path is switched by the change guide activated by the duplex solenoid Figure 2 1 20 Paper exit feed shift section 1 Paper exit roller 8 FD roller 2 Paper exit pulley 9 Middle pulley 3 Paper exit sensor 10 Switchback roller 4 Actuator paper exit sensor 11 Middle pulley 5 Actuator paper exit sensor 12 Paper full sensor 6 Change guide 13 Actuator paper full sensor 7 Paper exit upper guide 14 Top tray 2 1 19 2K8
125. replace the harness Defective high voltage PWB Replace the high voltage PWB See page 1 5 34 Defective engine PWB Replace the engine PWB See page 1 5 29 No laser beam output Defective laser scanner unit Replace the laser scanner unit YK and laser scanner unit MC See page 1 5 37 Defective engine PWB Replace the engine PWB See page 1 5 29 No develop ing bias output Defective harness between high voltage PWB and engine PWB YC16 or improper con nector insertion Reinsert the connector Also check for continuity within the connector harness If none remedy or replace the harness Defective high voltage PWB Replace the high voltage PWB See page 1 5 34 Defective engine PWB Replace the engine PWB See page 1 5 29 Defective driving system of develop ing unit Replace the developing unit See page 1 5 12 Image synchro nization signal failure Defective harness between engine PWB YC31 and main PWB YC6 or improper con nector insertion Reinsert the connector Also check for continuity within the connector harness If none remedy or replace the harness 2 No image appears entirely black Print example Causes 2K8 Check procedures corrective measures Defective harness between high voltage PWB and engine PWB YC16 or improper con nector insertion No main charging Reinsert the connecto
126. rinting an event log EVENT LOG EVENT LOG Description Prints a history list of occurrences of paper jam self diagnostics toner replacements etc Purpose To allow machine malfunction analysis based on the frequency of paper misfeeds self diag nostic errors and replacements Procedure 1 Connect the USB or network cable between printer and PC network 2 Connect the power cord USB interfac Network interface G P Figure 1 3 5 3 Turn printer power on Make sure the printer is ready 4 Send the following PRESCRIBE command sequence from the PC to the printer RIKCFG ELOG EXIT A sheet of event log will be printed Completion 1 3 13 2K8 Service items Description Detail of event log Event Log Printer Firmware Version 2K8_3000 000 000 2009 05 27 XXXXXXXX XXXXXXXX XXXXXXXX XXXXXXXX EEE EEE Paper Jam Log Service Call Log Count Event Descriptions 9999999 8888888 7777777 6666666 5555555 4444444 3333333 2222222 1111111 999999 01 88 01 388888 01 88 01 Maintenance Log 777777 01 88 01 Count Item 666666 01 88 01 Log Data Nothing 555555 444444 Count Service Code 1111111 0000 999999 0000 888888 0000 777777 0000 666666 0000 555555 0000 444444 0000 1 0000 SBPNnNWoOROON OH gt N ANONG 10 01 88 01 01 Unknown Toner Log Count Item a b c d e 1111111 00 00 999999 00 00 888888
127. ry DIMM Check the installation of the expanded mem ory DIMM and remedy if necessary Expanded memory DIMM error The expansion memory modules DIMM mounted on the main PWB does not operate correctly Defective expanded memory DIMM Replace the expanded memory DIMM See page 1 2 5 Defective main PWB Replace the main PWB See page 1 5 28 1 4 3 2K8 Contents Remarks Causes Check procedures corrective measures Hard disk error Defective hard disk Replace the hard disk See page 1 2 7 Defective main PWB Replace the main PWB See page 1 5 28 12C bus error Defective RFID Replace the RFID Defective drum PWB EEPROM Replace the drum unit See page 1 5 14 Defective engine PWB EEPROM Replace the engine PWB EEPROM See page 1 5 29 Defective main PWB Replace the main PWB See page 1 5 28 Defective engine PWB Replace the engine PWB See page 1 5 29 Lift motor error When the lift motor is driven the lift motor over current detection signal is detected continuously for 50 times 5 s at 100 ms intervals After the lift motor is driven the ON sta tus of lift limit sensor cannot be detected for 8 seconds The cassette installed confirmation mes sage is displayed on the printer opera tion panel and even if the cassette is opened and closed the cassette installed confirmation message is
128. s sary See page 1 5 14 Defective harness between drum relay PWB YC1 and engine PWB YC34 or improper connec tor insertion Reinsert the connector Also check for conti nuity within the connector harness If none remedy or replace the harness Installation of incompatible drum unit M Install drum unit M compatible with the spec ifications to the printer Defective drum PWB M Replace the drum unit M See page 1 5 14 Defective engine PWB Replace the engine PWB See page 1 5 29 Contents 2K8 1 Remarks Causes Check procedures corrective measures Drum unit Y non installing error The EEPROM of drum PWB Y does not communicate normally Incompatible drum unit Y is installed Faulty connection of the connector between the drum PWB Y and drum relay PWB Check the installation of the drum unit Y and drum relay PWB and reinstall them if neces sary See page 1 5 14 Defective harness between drum relay PWB YC1 and engine PWB YC34 or improper connec tor insertion Reinsert the connector Also check for conti nuity within the connector harness If none remedy or replace the harness Installation of incompatible drum unit Y Install drum unit Y compatible with the spec ifications to the printer Defective drum PWB Y Replace the drum unit Y See page 1 5 14 Defective engine PWB Replace the engine PWB See page 1
129. s or improper connector inser tion Reinsert the connector Also check for continuity within the con nector harness If none remedy or replace the high voltage PWB See page 1 5 34 High voltage PWB Engine PWB YC16 Defective high voltage PWB Replace the high voltage PWB See page 1 5 34 Defective engine PWB Replace the engine PWB See page 1 5 29 8 Transfer charging is not performed Defective harness or improper connector inser tion Reinsert the connector Also check for continuity within the con nector harness If none remedy or replace the high voltage PWB See page 1 5 34 High voltage PWB Engine PWB YC16 Defective high voltage PWB Replace the high voltage PWB See page 1 5 34 Defective engine PWB Replace the engine PWB See page 1 5 29 9 The message requesting paper to be loaded is shown when paper is present in the cas sette Defective paper sensor 1 2 Replace the engine PWB See page 1 5 29 Broken paper sensor 1 2 actuator Check the bending of the actuator lever of the paper sensor 1 2 if there is trouble remedy or replace Defective engine PWB Replace the engine PWB See page 1 5 29 10 The message requesting paper to be loaded is shown when paper is present in the MP tray Defective harness or improper connector inser tion Reinsert the connector Also check for continuity within the con nector harness
130. sensor 1 Paper feeder 3 Paper does not arrive at the registration sensor I Duplex conveying Paper does not pass the registration sensor H Paper remains at the registration sensor when power is turned on H Paper does not arrive at the paper exit sensor H Paper does not pass the paper exit sensor G Paper remains at the paper exit sensor when power is turned on G Paper does not arrive at the paper feeder 1 s PF paper feed sensor 2 Paper feeder 1 Paper does not arrive at the paper feeder 1 s PF paper feed sensor 3 Paper feeder 2 Paper does not arrive at the paper feeder 1 s PF paper feed sensor 3 Paper feeder 3 Paper does not pass the paper feeder 1 s PF paper sensor 2 Paper remains at the paper feeder 1 s PF paper feed sensor when power is turned on 2 Paper does not arrive at the paper feeder 2 s PF paper feed sensor 3 Paper feeder 2 Paper does not arrive at the paper feeder 2 s PF paper feed sensor 4 Paper feeder 3 Paper does not pass the paper feeder 2 s PF paper sensor 3 Paper remains at the paper feeder 2 s PF paper feed sensor when power is turned on 3 Paper does not arrive at the paper feeder 3 s paper feed sensor 4 Paper feeder 3 Paper does not pass the paper feeder 3 s paper sensor 4 Paper remains at the paper feeder 3 s PF paper feed sensor when power is turned on 4 Paper does not arrive at the duplex sensor I Paper does not pass the dupl
131. t the connector Also check for conti nuity within the connector harness If none remedy or replace the harness Defective eraser lamp M Replace the drum unit M See page 1 5 14 Defective engine PWB Replace the engine PWB See page 1 5 29 Contents 2K8 Remarks Causes Check procedures corrective measures Broken eraser lamp Y wire When the eraser lamp Y is driven the eraser lamp Y over current detection sig nal is detected continuously for 10 times 1 s at 100 ms intervals Defective harness between drum unit Y and drum relay PWB YC5 YC6 or improper con nector insertion Reinsert the connector Also check for conti nuity within the connector harness If none remedy or replace the harness Defective harness between drum relay PWB YC1 and engine PWB YC34 or improper connec tor insertion Reinsert the connector Also check for conti nuity within the connector harness If none remedy or replace the harness Defective eraser lamp Y Replace the drum unit Y See page 1 5 14 Defective engine PWB Replace the engine PWB See page 1 5 29 Broken fuser heater lamp wire The detected fuser thermistor tempera ture does not rise 1 C 1 8 F after the fuser heater lamp has been turned on continuously for 10 seconds in warming up The fuser temperature does not reach 100 C 212 F after the fuser heater lamp has been turned on continuo
132. tch off and disconnect the power plug before starting disassembly When handling PWBs do not touch connectors with bare hands or damage the PWB Use only the specified parts to replace the fuser thermal cutout Never substitute electric wires as the machine may be seriously damaged Do not touch any PWB containing ICs with bare hands or any object prone to static charge When removing the hook of the connector be sure to release the hook Take care not to get the wire caught To reassemble the parts use the original screws If the types and the sizes of screws are not known refer to the PARTS LIST 2 Drum Note the following when handling or storing the drum When removing the drum unit never expose the drum surface to strong direct light Keep the drum at an ambient temperature between 0 C 32 F and 40 C 104 F and at a relative humidity not higher than 90 RH Avoid abrupt changes in temperature and humidity Avoid exposure to any substance which is harmful to or may affect the quality of the drum Do not touch the drum surface with any object Should it be touched by hands or stained with oil clean it 3 Toner container Store the toner container s in a cool dark place Avoid direct light and high humidity 1 5 1 2K8 1 4 How to tell a genuine Kyocera Mita toner container As a means of brand protection the Kyocera Mita toner container utilizes an optical security technology to enable visual validation A vali
133. the drum unit K See page 1 5 14 Defective engine PWB Replace the engine PWB See page 1 5 29 Broken eraser lamp C wire When the eraser lamp C is driven the eraser lamp C over current detection sig nal is detected continuously for 10 times 1 s at 100 ms intervals Defective harness between drum unit C and drum relay PWB YC8 YC9 or improper con nector insertion Reinsert the connector Also check for conti nuity within the connector harness If none remedy or replace the harness Defective harness between drum relay PWB YC1 and engine PWB YC34 or improper connec tor insertion Reinsert the connector Also check for conti nuity within the connector harness If none remedy or replace the harness Defective eraser lamp C Replace the drum unit C See page 1 5 14 Defective engine PWB Replace the engine PWB See page 1 5 29 1 4 12 Broken eraser lamp M wire When the eraser lamp M is driven the eraser lamp M over current detection signal is detected continuously for 10 times 1 s at 100 ms intervals Defective harness between drum unit M and drum relay PWB YC11 YC12 or improper connector inser tion Reinsert the connector Also check for conti nuity within the connector harness If none remedy or replace the harness Defective harness between drum relay PWB YC1 and engine PWB YC34 or improper connec tor insertion Reinser
134. ti nuity within the connector harness If none remedy or replace the harness Defective drive transmission sys tem of the main charger cleaning motor Check if the rollers and gears rotate smoothly If not grease the bushings and gears Check for broken gears and replace if any Defective main charger cleaning motor Replace the main charger cleaning motor Defective engine PWB Replace the engine PWB See page 1 5 29 1 4 8 Paper feed motor error The paper feed motor ready input is not given for 5 seconds during the main motor is ON Defective harness between paper feed motor and engine PWB YC3 or improper connector inser tion Reinsert the connector Also check for conti nuity within the connector harness If none remedy or replace the harness Defective drive transmission sys tem of the paper feed motor Check if the rollers and gears rotate smoothly If not grease the bushings and gears Check for broken gears and replace if any Defective paper feed motor Replace the paper feed motor Defective engine PWB Replace the engine PWB See page 1 5 29 Contents 2K8 Remarks Causes Check procedures corrective measures PF paper feed motor error Option paper feeder The PF paper feed motor of paper feeder 1 ready input is not given for 2 seconds during the PF paper feed motor is ON 2610 Paper feeder 1 2620 Paper f
135. tput error Black The pin photo signal PDN is not output from PD PWB K for one second while laser is emitted Defective harness between APC PWB K and engine PWB YC29 or improper connec tor insertion Reinsert the connector Also check for conti nuity within the connector harness If none remedy or replace the harness Defective APC PWB K Replace the laser scanner unit YK See page 1 5 37 Defective PD PWB K Replace the laser scanner unit YK See page 1 5 37 Defective engine PWB Replace the engine PWB See page 1 5 29 Laser output error Cyan The pin photo signal PDN is not output from PD PWB C for one second while laser is emitted Defective harness between APC PWB C and engine PWB YC30 or improper connec tor insertion Reinsert the connector Also check for conti nuity within the connector harness If none remedy or replace the harness Defective APC PWB C Replace the laser scanner unit MC See page 1 5 37 Defective PD PWB C Replace the laser scanner unit MC See page 1 5 37 Defective engine PWB Replace the engine PWB See page 1 5 29 1 4 10 Laser output error Magenta The pin photo signal PDN is not output from PD PWB M for one second while laser is emitted Defective harness between APC PWB M and engine PWB YC30 or improper connec tor insertion Reinsert the connector Also check for conti nuity w
136. tte Check to see if the bottom plate can move smoothly and repair it if any problem is found Refer to the service manual for the paper feeder Defective drive transmission system of the PF lift motor Check if the gears rotate smoothly If not grease the bushings and gears Check for broken gears and replace if any Refer to the service manual for the paper feeder Defective PF lift motor Replace the PF lift motor Refer to the ser vice manual for the paper feeder Defective PF lift limit sensor Replace the PF main PWB Refer to the ser vice manual for the paper feeder Defective PF cas sette size switch Replace the PF cassette size switch Refer to the service manual for the paper feeder Defective PF main PWB Replace the PF main PWB Refer to the ser vice manual for the paper feeder Defective engine PWB Replace the engine PWB See page 1 5 29 Contents 2K8 Remarks Causes Check procedures corrective measures PF warm air heater upper blower high temperature error Option paper feeder A temperature higher than 85 C 185 F is detected Multi purpose feeder only 1500 Paper feeder 1 1520 Paper feeder 2 1540 Paper feeder 3 The inlet of upper blower assembly is blocked by paper pieces or the like Check visually and remove it if any Refer to the service manual for the paper feeder Defective harness between P
137. udes the following units Drum unit x 4 Developing unit M C Y and K Fuser unit Intermediate transfer unit Paper feed roller assembly Retard roller assembly Ozone filter Purpose To reset the life counter for the drum units developing units intermediate transfer unit and fuser unit included in maintenance kit Procedure for replacing the maintenance kit Drum unit x 4 See page 1 5 14 Developing unit M C Y and K See page 1 5 12 Fuser unit See page 1 5 25 Intermediate transfer unit See page 1 5 16 Paper feed roller assembly See page 1 5 8 Retard roller assembly See page 1 5 10 Ozone filter See page 1 5 39 Procedure 1 Enter the service mode gt gt Maintenance 2 Press the OK key gt gt Maintenance will be displayed 3 Press the OK 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 at which the maintenance kit was replaced See page 1 3 2 This may be used to determine the possibility that the counter was errorneously or uninten tionally reset 1 3 9 2K8 Service items Description Entering initial value 6 digit data for replacing the developing unit Description gt gt DEV SET After replacing the developing unit enter the initial value 6 digit data assigned on a label attached to the package or developing unit Procedure 1 Enter the ser
138. usly for 40 seconds in warming up The detected temperature of fuser ther mistor does not reach the specified tem perature ready indication temperature after fuser heater lamp has been turned on continuously for 90 seconds in warm ing up The detected temperature of fuser ther mistor 2 does not rise 1 C 1 8 F after fuser heater lamp has been turned on continuously for 10 seconds during print ing Defective harness between fuser ther mistor and paper exit PWB YC4 or improper connec tor insertion Reinsert the connector Also check for conti nuity within the connector harness If none remedy or replace the harness Defective harness between paper exit PWB YC1 and engine PWB YC20 or improper connec tor insertion Reinsert the connector Also check for conti nuity within the connector harness If none remedy or replace the harness Fuser thermistor installed incor rectly Replace the fuser unit See page 1 5 25 Fuser thermal cut out triggered Replace the fuser unit See page 1 5 25 Fuser heater lamp installed incor rectly Replace the fuser unit See page 1 5 25 Broken fuser heater lamp wire Replace the fuser unit See page 1 5 25 Defective engine PWB Replace the engine PWB See page 1 5 29 1 4 13 2K8 Contents Remarks Causes Check procedures corrective measures Abnormally high temperature fuser heater lamp
139. v ret AM TOAHIOWTONA PIES u WTOAHINEECL 026 5 4 2 jer NOME OL SL F e i 3 np D I I INOSAGIINOMAG 22 El ED E 8 3 MOONI E HUEL INOOMINOSO8 g EN 3 ile 503948 g 91 21 FINONOSIINONIN EH 5 2 i g t MTOLOME y 81 61 TNoswalNowwa_ OU z SI i SEE NSSLONS g g OZIZ gou 92 2 ANS zz ez e 9 OOLL LNOALL O I cp eech 8 9 scene Ss S 5 zla 92127 EZZ S e e e e 5 id 17 2 RECTO glg Fy l ejerpeuweyu 4 L ENVZF AAA ziz ele lt E Ema OE Ep b mc al yop xejdng NO OO oplot 5 D os Zi ay 5 a Een SET gt LE ect 33 Bi 1 5 i 2 E 121 l el l S I x g 5i I fle rar OO E EN Bt Plzlz 58 Ei Wa ol BI Sl 23 i FI zizl amp A LAPZ 9 En i i a FES AO NES se Ge NSGLONT SS lolo ele JHH gt L yaa vip LI BS leje SEH SI 3 Ss rikt J0JOU ERD angis gt ER Gi NUONVIZO ue 8U0ZO 8 E VAIS ER 1 gt Ip 53 IETF L 29 Z LIL 188 Es efzlz Lou ue 82 A AI ION 5 221 NHONV3dTG WER 2 ojo Z i 1979 es oli Buidojeneq 26 NAGHLONSTA El N igg 51 2 TAREE 83 SIS SAS y lp 9 188 2 1 25 pj WIOLONAIT g LEE ER ale MOTO g ERAN S Ste 5 UND I 2 an enver 1412 88 Loa zz cel 2 ER Giele USVI ga 5 INR y SEJE mec Se gt A f 8 OSVI 85 UIUBSJD tuea Ni VLOWNST f z z 38 Sn ele Josuas Jojou Duueen SIONHDN 8 r UND 1861849 ven VIONHON Lt gt th gt lee Z Z vonensiGey D ZAS zlz 3 IA Jojow J9u0 ee LIL gt it ele Josuas z
140. vice mode gt gt DEV SET 2 Press the OK key gt gt DEV SET 000000 will be displayed 3 Enter the initial value 6 digit data with cursor keys 6 digit data is assigned on a label attached to the package or developing unit e 128F1E ll BEz DV560Y Package d Message display a gt gt DEV SET Q 000000 Mm ZN Arrow keys Example 6 digit data 128F1E 128F1E Dvssov 7 0 21 23 ppm 250 sheet model 0 Magenta 21 23 ppm 250 sheet model 1 Cyan 1 26 28 ppm 500 sheet model 2 Yellow 30 32 ppm 500 sheet model 3 Black This machine 4 Press the OK key gt gt OK 128F1E will be displayed 5 Press the OK key DEV SET will be displayed The initial value 6 digit data is set Completion 1 3 10 Service items 2K8 Description gt gt DEV CLN Developer refreshing Description The laser output of the image data for developer refreshing is carried out and operation to exposure developing and primary transfer is performed by 10 pages Paper is not fed Purpose To perform cleaning when faulty images occur and a line appears longitudinally Procedure 1 Enter the service mode gt gt DEV CLN 2 Press the OK key gt gt DEV CLN will be displayed 3 Press the OK key Developer refreshing will be started Completion A4 paper size 200 mm Toner image on the transfer belt Figure 1 3 4Developer refreshing Im

FS-C5350DN Service Manual - Northeast Print Supplies

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