Kyocera FS-C8520MFP Service Manual
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Kyocera FS-C8520MFP Service Manual

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Table Of Contents
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Table of Contents

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See also: Driver Manual , Operating Manual
FS-C8520MFP
FS-C8525MFP
SERVICE
MANUAL
Published in August 2012
842MY113
2MYSM063
Rev.3

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Summary of Contents for Kyocera FS-C8520MFP

  • Page 1: Service Manual

    FS-C8520MFP FS-C8525MFP SERVICE MANUAL Published in August 2012 842MY113 2MYSM063 Rev.3...
  • Page 2 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.

  • Page 3: Revision History

    Revision history Revision Date Replaced pages Remarks 21 June 2012 Contents, 1-3-15, 1-3-95, 1-3-96, 1-4-35, 1-5-15 19 July 2012 Contents, 1-4-36, 2-4-10 to 20 20 August 2012 1-3-82, 1-3-146 to 1-3-148, 2-4-22...
  • Page 4 This page is intentionally left blank.

  • Page 5: Safety Precautions

    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.
  • Page 6 Safety warnings and precautions Various symbols are used to protect our service personnel and customers from physical danger and to prevent damage to their property. These symbols are described below: DANGER: High risk of serious bodily injury or death may result from insufficient attention to or incorrect compliance with warning messages using this symbol.

  • Page 7: Installation Precautions

    1. Installation Precautions 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...................... •...

  • Page 8: Precautions For Maintenance

    2. Precautions for Maintenance 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 brochures............................• Under no circumstances attempt to bypass or disable safety features including safety mechanisms and protective circuits.
  • Page 9 • Do not remove the ozone filter, if any, from the copier except for routine replacement....... • Do not pull on the AC power cord or connector wires on high-voltage components when removing them; always hold the plug itself......................•...
  • Page 10 This page is intentionally left blank.

  • Page 11: Specifications

    2MY/2MZ-1 CONTENTS 1-1 Specifications 1-1-1 Specifications ........................1-1-1 1-1-2 Parts names .......................... 1-1-6 (1) Machine (front side)......................1-1-6 (2) Machine (rear side)......................1-1-8 (3) Operation panel ........................ 1-1-9 1-1-3 Machine cross section ......................1-1-10 1-2 Installation 1-2-1 Installation environment......................1-2-1 1-2-2 Unpacking and installation.....................

  • Page 12: Assembly And Disassembly

    (1) Precautions........................1-5-1 (2) Drum unit .......................... 1-5-1 (3) Toner ..........................1-5-1 (4) How to tell a genuine Kyocera Mita toner container ............1-5-2 1-5-2 Outer covers .......................... 1-5-3 (1) Detaching and refitting the front cover................1-5-3 (2) Detaching and refitting the rear cover ................1-5-5 (3) Detaching and refitting the inner tray................

  • Page 13: Table Of Contents

    2MY/2MZ 1-5-12 Others ..........................1-5-37 (1) Detaching and refitting the language sheet ..............1-5-37 (2) Detaching and refitting the conveying unit..............1-5-38 (3) Detaching and refitting the imaging fan motor..............1-5-40 (4) Direction of installing the principal fan motors ..............1-5-40 1-6 Requirements on PWB Replacement 1-6-1 Upgrading the firmware ......................
  • Page 14 2MY/2MZ-2 2-4 Appendixes 2-4-1 Appendixes ..........................2-4-1 (1) Maintenance kits....................... 2-4-1 (2) Repetitive defects gauge ....................2-4-2 (3) Firmware environment commands ................... 2-4-3 (4) System Error (Fxxxx) Outline ..................2-4-10 (5) Chart of image adjustment procedures ................2-4-21 (6) Wiring diagram ....................... 2-4-23 Installation Guide PF-470/471 (Paper feeder) DF-470/AK-470 (Document finisher)
  • Page 15 2MY/2MZ 1-1 Specifications 1-1-1 Specifications Machine Specifications Item 20ppm 25ppm Type Desktop Printing method Electrophotography by semiconductor laser, tandem (4) drum system Originals Sheet, Book, 3-dimensional objects (maximum original size: A3/Ledger) Original feed system Fixed Cassette 60 to 256 g/m (Duplex: 60 to 220 g/m Paper weight MP tray...
  • Page 16 2MY/2MZ Specifications Item 20ppm 25ppm When the DP : 11.7 s or less : 11.7 s or less First copy is not used Color : 13.6 s or less Color : 13.6 s or less time (A4, feed from When using : 12.7 s or less : 11.7 s or less cassette)

  • Page 17: Document Processor

    2MY/2MZ Specifications Item 20ppm 25ppm Temperature 10 to 32.5 °C/50 to 90.5 °F Humidity 15 to 80% RH Operating environment Altitude 2,500 m/8,202 ft or less Brightness 1,500 lux or less Dimensions (W × D × H) 590 × 590 × 748 mm / 23 1/4” × 23 1/4 “× 29 7/16” Weight 80 kg / 176.4 lb (with toner containers) Space required (W ×...
  • Page 18 2MY/2MZ Printer Specifications Item 20ppm 25ppm Color Color A4/Letter 20 sheets/min 20 sheets/min 25 sheets/min 25 sheets/min A4R/LetterR 14 sheets/min 14 sheets/min 17 sheets/min 17 sheets/min Printing A3/Ledger 10 sheets/min 10 sheets/min 13 sheets/min 13 sheets/min speed B4/Legal 10 sheets/min 10 sheets/min 13 sheets/min 13 sheets/min...
  • Page 19 2MY/2MZ Scanner Item Specifications Windows XP (32bit/64bit), Windows Vista (32bit/64bit), Windows 7 (32bit/64bit), Windows Server 2003 (32bit/64bit), Operating system Windows Server 2008 (32bit/64bit), Windows Server 2008 R2 Resolution 600 dpi, 400 dpi, 300 dpi, 200 dpi, 200 × 100dpi, 200 × 400dpi File format TIFF (JPEG6.0, tn2), JPEG, XPS, PDF (1.4, /A) B/W : 40 images/min...

  • Page 20: Parts Names

    2MY/2MZ 1-1-2 Parts names (1) Machine (front side) Figure 1-1-1 1. Cassette 9. DP top cover 2. Paper width guides 10. DP paper feed roller 3. Paper length guide 11. DP forwarding roller 4. MP (multi purpose) tray 12. DP separation pully 5.
  • Page 21 2MY/2MZ Figure 1-1-2 16. Front cover 24. Fuser unit 32. Drum unit /K 17. Duct cover 25. Toner container /Y 33. Developer unit /Y 18. Waste toner box 26. Toner container /C 34. Developer unit /C 19. Right cover 1 27.
  • Page 22 2MY/2MZ (2) Machine (rear side) Figure 1-1-3 38. Main power switch 45. Inlet connector 39. Scanner lock lever 46. Option interface slot 1 40. DP interface connector 47. Network interface connector 41. Controller box cover 48. USB port 42. DF interface connector 49.
  • Page 23 2MY/2MZ (3) Operation panel Figure 1-1-4 1. Message display 11. Enter key 19. Document box key / LED 2. Interrupt key / LED 12. Start key / LED 20. FAX key / LED 3. Numeric keys 13. Stop key 21. Job separator LED 4.

  • Page 24: Machine Cross Section

    2MY/2MZ 1-1-3 Machine cross section Light path Paper path Paper path (option) Figure 1-1-5 16. Developer unit /K 1. Cassette 8. Eject section 2. Cassette paper feed section 9. Duplex/conveyning section 17. Drum unit /Y 3. MP tray paper feed section 10.

  • Page 25: Installation Environment

    2MY/2MZ 1-2 Installation 1-2-1 Installation environment 1. Temperature: 10 to 32.5°C/50 to 90.5°F 2. Humidity: 15 to 80% RH 3. Power supply: 120 V AC, 12.0 A 220 - 240 V AC, 6.5 A 4. Power supply frequency: 50 Hz ±2%/60 Hz ±2% 5.

  • Page 26: Unpacking And Installation

    2MY/2MZ 1-2-2 Unpacking and installation (1) Installation procedure Start Unpack Remove the tapes and spacer Install the other optional devices Connect the power cord Install the job separator tray Installing toner Release the scanner lock lever Output an own-status report Install the optional paper feeder (maintenance item U000) Load paper...
  • Page 27 2MY/2MZ Unpacking Figure 1-2-2 1. Bottom case 11. Upper pad R 21. Power cord 2. Bottom pad R 12. Upper pad L 22. Hinge joints 13. Toner container /YCM 3. Bottom pad L 23. Quick installation guide 4. Machine cover 14.
  • Page 28 2MY/2MZ Remove the tapes and spacer 1. Remove four tapes. Tape Tape Tape Tape Figure 1-2-3 2. Open the DP top cover. DP top cover 3. Slide two DP original width guides and then remove the pad. 4. Close the DP top cover. DP original width guides Figure 1-2-4 1-2-4...
  • Page 29 2MY/2MZ 5. Open the DP. 6. Remove the protective sheet and paper. Protective sheet Figure 1-2-5 7. Remove the paper. 8. Close the DP. Paper Figure 1-2-6 1-2-5...
  • Page 30 2MY/2MZ 9. Remove the tape. Tape Figure 1-2-7 10. Peel off two protective sheets. 11. Remove the spacer. Spacer Protective sheets Figure 1-2-8 1-2-6...
  • Page 31 2MY/2MZ Install the job separator tray 1. Gently push the job separator tray into Left guide the machine along the guides. ATTENTION: When installing the Job separator tray, are cautious of the posi- tion of a paper guide. Right guide Job separator tray Figure 1-2-9 Release the scanner lock lever...
  • Page 32 2MY/2MZ Install the optional paper feeder 1. Install the optional paper feeder as required. Paper feeder Figure 1-2-11 Load paper 1. Pressing the paper width adjusting tab as shown, move the paper width guides to fit the paper size. Paper width adjusting tab Cassette Paper width guides...
  • Page 33 2MY/2MZ 2. Adjust the paper length guide to fit the paper size. Paper length guides Figure 1-2-13 3. Align the paper so that it is abut with the Paper right end of the cassette. 4. Insert the cassette size plate. 5.
  • Page 34 2MY/2MZ Install the toner container 1. Open the front cover. 2. Hold the toner container vertically and tap the upper part five times or more. Turn the toner container upside down and tap the upper part five times or more. Toner container Figure 1-2-15 3.
  • Page 35 2MY/2MZ 4. Shake the toner container approxi- mately five or six times in the horizontal direction to stir toner. Toner container Figure 1-2-17 5. Gently push the toner container into the CLICK! machine. Push the container all the way into the machine until it locks in place.
  • Page 36 2MY/2MZ Switch the cassette heater switch 1. Release the hook and then remove the switch cover. 2. Turn the cassette heater switch on. Hook Note: When the cassette heater is used, it turns it on. 3. Refit the switch cover. Switch cover Figure 1-2-19 Install the other optional devices...
  • Page 37 2MY/2MZ Output an own-status report (maintenance item U000) 1. Enter 000 using the numeric keys and press the start key. 2. Select Maintenance and press the start key to output a list of the current settings of the maintenance items. 3.
  • Page 38 2MY/2MZ 1-2-3 Install the expansion memory (option) Procedure 1. Turn off the main power switch. Caution: Do not insert or remove expansion memory while machine Controller box cover power is on. Doing so may cause damage to the machine and the expansion memory. Hook 2.

  • Page 39: Option Composition

    2MY/2MZ 1-2-4 Option composition DF-470 (500 sheets) (Document finisher) AK-470 (Bridge unit) PF-790 (500 sheets x 1) (Paper feeder + Cabinet) PF-471 (500 sheets x 2) (Paper feeder) IB-50 USB key board (Gigabit ethernet board) FAX System(U) RAM Memory (1GB) UG-33 IC Card Reader ThinPrint Activation Kit...
  • Page 40 2MY/2MZ This page is intentionally left blank. 1-2-16...
  • Page 41 2MY/2MZ 1-3 Maintenance Mode 1-3-1 Maintenance mode The machine is equipped with a maintenance function which can be used to maintain and service the machine. (1) Executing a maintenance item Start Press the status/Job cancel key. Enter “10871087” using Maintenance mode is entered. the numeric keys.
  • Page 42 2MY/2MZ (2) Maintenance modes item list Initial setting Item Section Content of maintenance item 20ppm 25ppm General U000 Outputting an own-status report U001 Exiting the maintenance mode U002 Setting the factory default data U004 Setting the machine number U019 Displaying the ROM version Initialization U021 Memory initializing...
  • Page 43 2MY/2MZ Initial setting Item Section Content of maintenance item 20ppm 25ppm Auto High voltage U100 Setting the main high voltage 0/0/0/0 -/-/-/- 145/145/145/145 Mode0 40/25 45/25 U101 Setting the voltage for the primary transfer 0/4/4/4 0/5/5/5 -2/2/2/2 -3/2/2/2 66/46/34 83/58/42 U106 Setting the voltage for the secondary transfer 70/48/32...
  • Page 44 2MY/2MZ Initial setting Item Section Content of maintenance item 20ppm 25ppm Developer U135 Checking toner motor operation U136 Setting toner near end detection U139 Displaying the temperature and humidity outside the machine 480/480/450/450 U140 Setting developer bias 50/50/50/50 380/380/350/350 180/180/150/150 150/150/150/150 180/180/150/150 36/36/36/36...
  • Page 45 2MY/2MZ Initial setting Item Section Content of maintenance item 20ppm 25ppm 200000/200000/0 Mode setting U250 Checking/clearing the maintenance cycle 0/0/0 U251 Checking/clearing the maintenance counter U252 Setting the destination Double count U253 Switching between double and single counts (A3/Ledger) Eject U260 Selecting the timing for copy counting U265...
  • Page 46 2MY/2MZ Initial setting Item Section Content of maintenance item 20ppm 25ppm Image U429 Setting the offset for the color balance processing Text+Photo 0/0/0/0/0 Photo 0/0/0/0/0 Text 0/0/0/0/0 Graphics/Map 0/0/0/0/0 Copy/Printout 0/0/0/0/0 U432 Setting the center offset for the exposure 0/0/0 On/On U464 Setting the ID correction operation...
  • Page 47 2MY/2MZ Initial setting Item Section Content of maintenance item 20ppm 25ppm U611 Setting system 2 Setting the number of adjustment lines for automatic reduction Setting the number of adjustment lines for automatic reduction when A4 paper is set Setting the number of adjustment lines for automatic reduction when letter size paper is set U612 Setting system 3...
  • Page 48 2MY/2MZ Initial setting Item Section Content of maintenance item 20ppm 25ppm U640 Setting communication time 1 Setting the one-shot detection time for remote switch- Setting the continuous detection time for remote switching U641 Setting communication time 2 Setting the T0 time-out time Setting the T1 time-out time Setting the T2 time-out time Setting the Ta time-out time...
  • Page 49 2MY/2MZ Initial setting Item Section Content of maintenance item 20ppm 25ppm Others U901 Checking copy counts by paper feed locations 0/0/0/0/0 U903 Checking/clearing the paper jam counts U904 Checking/clearing the call for service counts U905 Checking counts by optional devices 0/0/0/0 U910 Clearing the print coverage data...

  • Page 50: Contents Of Maintenance Mode Items

    2MY/2MZ (3) Contents of the maintenance mode items Item No. Description U000 Outputting an own-status report Description Outputs lists of the current settings of the maintenance items and paper jam and service call occurrences. Outputs the event log. Also sends output data to the USB memory. Purpose To check the current setting of the maintenance items, or paper jam or service call occurrences.

  • Page 51: Event Log

    2MY/2MZ Item No. Description U000 Event log Event Log 04/Sep/2010 08:40 Firmware version 2KZ_2000.000.000 2010.09.04 [XXXXXXXX] [XXXXXXXX] [XXXXXXXX] Paper Jam Log Service Call Log Count. Event Descriprions Count. Service Code 1876543 0501.01.08.01.01 1881214 01.6000 166554 4002.01.08.01.01 178944 01.2100 4988 0501.01.08.01.01 5296 01.4000 4988...
  • Page 52 2MY/2MZ Item No. Description U000 Detail of event log Items Description System version System date Engine soft version Engine boot version Operation panel mask version Machine serial number Paper Jam Count. Event Log code (hexadeci- Remembers 1 to 16 of The total page count occurrence.
  • Page 53 2MY/2MZ Item No. Description U000 Items Description Paper Jam 4012: Registration sensor stay jam (cassette 2) cont. 4013: Registration sensor stay jam (cassette 3) 4201: Eject sensor non arrival jam (cassette 1) 4202: Eject sensor non arrival jam (cassette 2) 4203: Eject sensor non arrival jam (cassette 3) 4208: Eject sensor non arrival jam (duplex) 4209: Eject sensor non arrival jam (Mp tray)
  • Page 54 2MY/2MZ Item No. Description U000 Items Description Paper Jam 6813: Front adjustment plate operation OFF error cont. 6903: Rear adjustment plate operation ON error 6913: Rear adjustment plate operation OFF error 7013: Staple operation error 7023: Staple initial operation error 7913: Sequence error 1 (operation prohibited) 7923: Sequence error 2 (initialoperation error) 7933: Sequence error 3 (Error in the reception of backup data)
  • Page 55 2MY/2MZ-1 Item No. Description U000 Items Description Paper Jam (d) Detail of paper type (Hexadecimal) cont. 01: Plain 0A: Color 15: Custom 1 02: Transparency 0B: Prepunched 16: Custom 2 03: Preprinted 0C: Envelope 17: Custom 3 04: Labels 0D: Cardstock 18: Custom 4 05: Bond 0E: Coated...
  • Page 56 2MY/2MZ Item No. Description U000 Items Description (10) Unknown Toner Count. Item Remembers 1 to 5 The total page count Unknown toner log of occurrence of at the time of the code unknown toner toner empty error (1 byte, 2 categories) detection.
  • Page 57 2MY/2MZ Item No. Description Exiting the maintenance mode U001 Description Exits the maintenance mode and returns to the normal copy mode. Purpose To exit the maintenance mode. Method Press the start key. The normal copy mode is entered. U002 Setting the factory default data Description Restores the machine conditions to the factory default settings.
  • Page 58 2MY/2MZ Item No. Description U004 Setting the machine number Description Sets or displays the machine number. Purpose To check or set the machine number. Method 1. Press the start key. If the machine serial number of engine PWB matches with that of main PWB Display Description Machine No.
  • Page 59 2MY/2MZ Item No. Description U019 Displaying the ROM version Description Displays the part number of the ROM fitted to each PWB. Purpose To check the part number or to decide, if the newest version of ROM is installed. Method 1. Press the start key. The ROM version are displayed. 2.
  • Page 60 2MY/2MZ Item No. Description U021 Memory initializing Description Initializes all settings, except those pertinent to the type of machine, namely each counter, ser- vice call history and mode setting. Also initializes backup RAM according to region specification selected in maintenance item U252 Setting the destination. Purpose To return the machine settings to their factory default.
  • Page 61 2MY/2MZ Item No. Description U030 Checking the operation of the motors Description Drives each motor. Purpose To check the operation of each motor. Method 1. Press the start key. 2. Select the motor to be operated. 3. Press the start key. The operation starts. Display Description Feed...
  • Page 62 2MY/2MZ Item No. Description U031 Checking switches and sensors for paper conveying Description Displays the on-off status of each paper detection switch or sensor on the paper path. Purpose To check if the switches and sensors for paper conveying operate correctly. Method 1.
  • Page 63 2MY/2MZ Item No. Description U032 Checking the operation of the clutches Description Turns each clutch on. Purpose To check the operation of each clutch. Method 1. Press the start key. 2. Select the clutch to be operated. 3. Press the start key. The operation starts. Display Description Main...
  • Page 64 2MY/2MZ Item No. Description U034 Adjusting the print start timing Description Adjusts the leading edge registration or center line. Purpose Make the adjustment if there is a regular error between the leading edges of the copy image and original. Make the adjustment if there is a regular error between the center lines of the copy image and original.
  • Page 65 2MY/2MZ Item No. Description U034 5. Change the setting value using the cursor left/right keys or numeric keys. For output example 1, increase the value. For output example 2, decrease the value. Leading edge registration (20 ± 1.5 mm) Correct image Output Output example 1...
  • Page 66 2MY/2MZ Item No. Description U034 5. Change the setting value using the cursor left/right keys or numeric keys. For output example 1, increase the value. For output example 2, decrease the value. Center line of printing (within ± 0.5 mm) Correct image Output Output...
  • Page 67 2MY/2MZ Item No. Description U035 Setting the printing area for folio paper Description Changes the printing area for copying on folio paper. Purpose To prevent cropped images on the trailing edge or left/right side of copy paper by setting the actual printing area for folio paper.
  • Page 68 2MY/2MZ Item No. Description U051 Adjusting the deflection in the paper Description Adjusts the deflection in the paper at the registration roller. Purpose Make the adjustment if the leading edge of the copy image is missing or varies randomly, or if the copy paper is Z-folded.
  • Page 69 2MY/2MZ Item No. Description U053 Setting the adjustment of the motor speed Description Performs fine adjustment of the speeds of the motors. Purpose Basically, the setting need not be changed. Modify settings by interlock setting only if faulty images occur. Method 1.
  • Page 70 2MY/2MZ Item No. Description U063 Adjusting the shading position Description Changes the shading position of the scanner. Purpose Used when the white line continue to appear longitudinally on the image after the shading plate is cleaned. This is due to flaws or stains inside the shading plate. To prevent this problem, the shading posi- tion should be changed so that shading is possible without being affected by the flaws or stains.
  • Page 71 2MY/2MZ Item No. Description U065 Adjusting the scanner magnification Description Adjusts the magnification of the original scanning. Purpose Make the adjustment if the magnification in the main scanning direction is incorrect. Make the adjustment if the magnification in the auxiliary scanning direction is incorrect. Caution Adjust the magnification of the scanner in the following order.
  • Page 72 2MY/2MZ Item No. Description U065 Adjustment: [X Scan Zoom] 1. Change the setting value using the cursor left/right keys or numeric keys. For copy example 1, increase the value. For copy example 2, decrease the value. Copy Original Copy example 2 example 1 Figure 1-3-6 2.
  • Page 73 2MY/2MZ Item No. Description U066 Adjusting the scanner leading edge registration Description Adjusts the scanner leading edge registration of the original scanning. Purpose Make the adjustment if there is a regular error between the leading edges of the copy image and original.
  • Page 74 2MY/2MZ Item No. Description U067 Adjusting the scanner center line Description Adjusts the scanner center line of the original scanning. Purpose Perform this adjustment if there is a unmatching error between the center lines of the copy image and original. Adjustment 1.
  • Page 75 2MY/2MZ Item No. Description U068 Adjusting the scanning position for originals from the DP Description Adjusts the position for scanning originals from the DP. Performs the test copy at the four scan- ning positions after adjusting. Purpose Used when the image fogging occurs because the scanning position is not proper when the DP is used.
  • Page 76 2MY/2MZ Item No. Description U070 Adjusting the DP magnification Description Adjusts the DP original scanning speed. Purpose Perform this adjustment if the magnification is incorrect in the auxiliary scanning direction when the DP is used. Adjustment 1. Press the start key. 2.
  • Page 77 2MY/2MZ Item No. Description U070 2. Press the start key. The value is set. Adjustment: [X Scan Zoom] 1. Change the setting value using the cursor left/right keys or numeric keys. For copy example 1, increase the value. For copy example 2, decrease the value. Copy Original Copy...
  • Page 78 2MY/2MZ Item No. Description U071 Adjusting the DP scanning timing Description Adjusts the DP original scanning timing. Purpose Make the adjustment if there is a regular error between the leading or trailing edges of the origi- nal and the copy image when the DP is used. Method 1.
  • Page 79 2MY/2MZ Item No. Description U071 Adjustment: Trailing edge registration 1. Change the setting value using the cursor left/right keys or numeric keys. For copy example 1, increase the value. For copy example 2, decrease the value. Original Copy Copy example 1 example 2 Figure 1-3-12 2.
  • Page 80 2MY/2MZ Item No. Description U072 Adjusting the DP center line Description Adjusts the scanning start position for the DP original. Purpose Perform the adjustment if there is a regular error between the centers of the original and the copy image when the DP is used. Adjustment 1.
  • Page 81 2MY/2MZ Item No. Description U074 Adjusting the DP input light luminosity Description Sets the luminosity correction for scanning originals from the DP. Purpose Modify the setting only if a spotted background appears when a bluish original is scanned from the DP. Setting 1.
  • Page 82 2MY/2MZ Item No. Description U089 Outputting a MIP-PG pattern Description Selects and outputs the MIP-PG pattern created in the machine. Purpose To check copier status other than scanner when adjusting image printing, using MIP-PG pattern output (with-out scanning). Method 1. Press the start key. 2.
  • Page 83 2MY/2MZ Item No. Description U099 Adjusting original size detection Description Checks the operation of the original size sensor and sets the sensing threshold value. Purpose To adjust the sensitivity of the sensor and size judgement time if the original size sensor malfunc- tions frequently due to incident light or the like.
  • Page 84 2MY/2MZ Item No. Description U100 Setting the main high voltage Description Controls the charger roller voltage to optimize the surface potential. Purpose To change the setting value to adjust the image if an image failure (background blur, etc.) occurs. Method 1.
  • Page 85 2MY/2MZ Item No. Description U100 Setting:[Bias] 1. Select an item to be set. 2. Change the setting value using the +/- keys or numeric keys. Setting Initial Display Description range setting Manual adjustment value (1st) 0 to 250 Manual adjustment value (2nd) 0 to 250 Manual adjustment value (3rd) 0 to 250...
  • Page 86 2MY/2MZ Item No. Description U100 Setting:[Protect table] 1. Select an item to be set. Display Description Mode0 It changes by drum drive time. Mode1 Initial fixation Initial setting: Mode0 2. Press the start key. The value is set. Setting:[Drum Aging] 1.
  • Page 87 2MY/2MZ Item No. Description U101 Setting the voltage for the primary transfer Description Sets the control voltage for the primary transfer. Purpose To change the setting when any density problems, such as too dark or light, occur. Method 1. Press the start key. 2.
  • Page 88 2MY/2MZ Item No. Description U101 Setting: [B/W] 1. Select the item to be set. 2. Change the setting value using the cursor left/right keys or numeric keys. Setting Initial setting Display Description range 20ppm 25ppm Value Correction value -50 to 50 3.
  • Page 89 2MY/2MZ Item No. Description U106 Setting the voltage for the secondary transfer Description Sets the control voltage for the secondary transfer. Purpose To change the setting when any density problems, such as too dark or light, occur. Method 1. Press the start key. 2.
  • Page 90 2MY/2MZ Item No. Description U106 Setting:[OHP/Coated] 1. Select the item to be set. 2. Change the setting value using the cursor left/right keys or numeric keys. Setting Initial setting Display Description range 20ppm 25ppm Width<160 width of paper<160 0 to 200 40/59 40/59 160<=Width<220 160<= width of paper <220...
  • Page 91 2MY/2MZ Item No. Description U107 Setting the voltage for the intermediate transfer cleaning Description Sets the control voltage for the intermediate transfer cleaning. Purpose To change the setting when the offset by a defective cleaning of the transfer belt is generate. Method 1.
  • Page 92 2MY/2MZ Item No. Description U108 Setting separation shift bias Description Adjusts output of separation shift bias and ON/OFF timing. Purpose To set when the separated malfunction of the paper occurs. Method 1. Press the start key. 2. Select the item. The screen for executing each item is displayed. Display Description Light/Normal1...
  • Page 93 2MY/2MZ Item No. Description U111 Checking the drum drive time Description Displays the drum drive time for checking a figure, which is used as a reference when correcting the high voltage based on time. Purpose To check the drum status. Method 1.
  • Page 94 2MY/2MZ Item No. Description U118 Displaying the drum history Description Displays the past record of machine number and the drum counter. Purpose To check the count value of machine number and the drum counter. Method 1. Press the start key. The each history displayed by five cases. Display Description Cyan drum past record...
  • Page 95 2MY/2MZ Item No. Description U127 Checking/clearing the transfer count Description Displays and clears the counts of the transfer counter. Purpose To check the count after replacement of the transfer roller. Also to clear the transfer belt unit or counts after replacing transfer roller. Method 1.
  • Page 96 2MY/2MZ Item No. Description Setting toner near end detection U136 Description Sets the level that indicates the number of sheets that can be printed from occurrence of toner near end to toner empty. Purpose To change the setting to advance detection of near end if the interval from toner near end to toner empty seems too short.
  • Page 97 2MY/2MZ Item No. Description U140 Setting developer bias Description Setting the value of various developer bias. Purpose To check and setting the value of developer bias. Method 1. Press the start key. 2. Select the item to be set or displayed. Display Description Mag DC...
  • Page 98 2MY/2MZ Item No. Description U140 Setting: [On Timing/On Timing] 1. Select the item to be set. 2. Change the setting value using the cursor left/right keys or numeric keys. Setting Initial Display Description range setting Setting the value of yellowt. -500 to 500 Setting the value of cyan.
  • Page 99 2MY/2MZ Item No. Description U150 Checking sensors for toner Description Displays the on-off status of each sensor or switch related to toner. Purpose To check if the sensors and switches operate correctly. Method 1. Press the start key. 2. Select the item. The screen for executing each item is displayed. Display Description Displays the state of the toner sensor.
  • Page 100 2MY/2MZ Item No. Description Checking the developing drive time U157 Description Displays the developing drive time for checking a figure, which is used as a reference when cor- recting the toner control. Purpose To check the developing drive time after replacing the developing unit. Method 1.
  • Page 101 2MY/2MZ Item No. Description U161 Setting the fuser control temperature Description Changes the fuser control temperature and control temperature correction value and other set values. Purpose Normally no change is necessary. However, this mode can be used to prevent curling or creasing of paper, or solve a fuser problem on thick paper.
  • Page 102 2MY/2MZ Item No. Description U161 Completion Press the stop key. The screen for selecting a maintenance item No. is displayed. Checking/setting the fuser count U167 Description Displays and sets the fuser count for checking. Purpose To check or set the fuser count after replacement of the fuser unit. Method 1.
  • Page 103 2MY/2MZ Item No. Description Confirmation/setting the fuser power supply U169 Description Displays and settings the specification of fuser power supply for checking. Purpose To check or set the specification of fuser power supply after replacement of the fuser power sup- ply.
  • Page 104 2MY/2MZ Item No. Description U201 Initializing the touch panel Description Automatically correct the positions of the X- and Y-axes of the touch panel. Purpose To automatically correct the display positions on the touch panel after it is replaced. Method 1. Press the start key. 2.
  • Page 105 2MY/2MZ Item No. Description U203 Checking DP operation Description Simulates the original conveying operation separately in the DP. Purpose To check the DP operation. Method 1. Press the start key. 2. Place an original in the DP if running this simulation with paper. 3.
  • Page 106 2MY/2MZ Item No. Description U207 Checking the operation panel keys Description Checks operation of the operation panel keys. Purpose To check operation of all the keys and LEDs on the operation panel. Method 1. Press the start key. The screen for executing is displayed. 2.
  • Page 107 2MY/2MZ Item No. Description U243 Checking the operation of the DP motors Description Turns the motors or clutches in the DP on. Purpose To check the operation of the DP motors and clutches. Method 1. Press the start key. 2. Select the item to be operated. 3.
  • Page 108 2MY/2MZ Item No. Description U244 Checking the DP switches Description Displays the status of the respective switches in the DP. Purpose To check if the respective switches in the DP operate correctly. Method 1. Press the start key. 2. Turn each switch or sensor on and off manually to check the status. When a switch or sensor is detected to be in the ON position, the display for that switch or sensor will be “1”.
  • Page 109 2MY/2MZ Item No. Description U250 Checking/clearing the maintenance cycle Description Changes preset values for maintenance cycle and automatic grayscale adjustment. Purpose Provides changing the time when the message to acknowledge to conduct maintenance and automatic grayscale adjustment is periodically displayed. Setting 1.
  • Page 110 2MY/2MZ Item No. Description U251 Checking/clearing the maintenance counter Description Displays and clears or changes the maintenance count and automatic grayscale adjustment count. Purpose To verify the maintenance counter count and automatic grayscale count. Also to clear the count during maintenance service. Setting 1.
  • Page 111 2MY/2MZ Item No. Description U252 Setting the destination Description Switches the operations and screens of the machine according to the destination. Purpose To be executed after initializing the backup RAM, in order to return the setting to the value before replacement or initialization.
  • Page 112 2MY/2MZ Item No. Description U253 Switching between double and single counts Description Switches the count system for the total counter and other counters. Purpose Used to select, according to the preference of the user (copy service provider), if folio size paper is to be counted as one sheet (single count) or two sheets (double count).
  • Page 113 2MY/2MZ Item No. Description U265 Setting OEM purchaser code Description Sets the OEM purchaser code. Purpose Sets the code when replacing the main PWB and the like. Setting 1. Press the start key. 2. Change the preset value using the numeric keys. 3.
  • Page 114 2MY/2MZ Item No. Description U326 Setting the black line cleaning indication Description Sets whether to display the cleaning guidance when detecting the black line. Purpose Displays the cleaning guidance in order to make the call for service with the black line decrease by the rubbish on the contact glass when scanning from the DP.
  • Page 115 2MY/2MZ Item No. Description U332 Setting the size conversion factor Description Sets the coefficient of nonstandard sizes in relation to the A4/Letter size. The coefficient set here is used to convert the black ratio in relation to the A4/Letter size and to display the result in user simulation.
  • Page 116 2MY/2MZ Item No. Description U343 Switching between duplex/simplex copy mode Description Switches the initial setting between duplex and simplex copy. Purpose To be set according to frequency of use: set to the more frequently used mode. Setting 1. Press the start key. 2.
  • Page 117 2MY/2MZ Item No. Description U402 Adjusting margins of image printing Description Adjusts margins for image printing. Purpose Make the adjustment if margins are incorrect. Adjustment 1. Press the start key. 2. Press the system menu key. 3. Press the start key to output a test pattern. 4.
  • Page 118 2MY/2MZ Item No. Description U403 Adjusting margins for scanning an original on the contact glass Description Adjusts margins for scanning the original on the contact glass. Purpose Perform the adjustment if margins are incorrect. Adjustment 1. Press the start key. 2.
  • Page 119 2MY/2MZ Item No. Description U404 Adjusting margins for scanning an original from the DP Description Adjusts margins for scanning the original from the DP. Purpose Perform the adjustment if margins are incorrect. Caution Before making this adjustment, ensure that the following adjustments have been made in mainte- nance mode U402 U403...
  • Page 120 2MY/2MZ Item No. Description U407 Adjusting the leading edge registration for memory image printing Description Adjusts the leading edge registration during memory copying. Purpose Perform the following adjustment if there is a regular error between the leading edge of the copy image on the front face and that on the reverse face during duplex switchback copying.
  • Page 121 2MY/2MZ Item No. Description U411 Adjusting the scanner automatically Description Uses a specified original and automatically adjusts the following items in the scanner and the DP scanning sections. Scanner section: Original size magnification, leading edge timing, center line, input gamma, input gamma in monochrome mode and matrix DP scanning section: Original size magnification, leading edge timing, center line Purpose...
  • Page 122 2MY/2MZ-3 Item No. Description U411 Method: DP 1. Select [DP]. 2. Set a specified original (P/N: 302AC68243) in the DP. * : When running this test chart, you first must clean the feed rollers with alcohol and ensure the DP width guides are correctly positioned against the original. 3.
  • Page 123 2MY/2MZ Item No. Description U411 Codes Description Original error (Dirt of the original for adjustment and damage) Original error (scanner input gamma adjustment) Original error (scanner matrix adjustment) TestRAW acquisition completion Completion Press the stop key. The screen for selecting a maintenance item is displayed. 1-3-83...
  • Page 124 2MY/2MZ Item No. Description U425 Setting the target Description Enters the lab values that is indicated on the back of the chart (P/N: 7505000005) used for adjustment. Purpose Performs data input in order to correct for differences in originals during automatic adjustment. Method 1.
  • Page 125 2MY/2MZ Item No. Description U425 Setting: [Adjust Original] 1. Measure the distance from the leading edge to the top of black belt 1 of the original at A, B and C. Measurement procedure 1) Measure the distance from the leading edge to the top of black belt 1 of the original at A (30 mm from the left edge), B (148.5 mm from the left edge) and C (267 mm from the left edge), respectively.
  • Page 126 2MY/2MZ Item No. Description Setting the offset for the color balance U429 Description Displays and changes the density for each color during copying in the various image quality modes. Purpose To change the balance for each color. Method 1. Press the start key. 2.

  • Page 127: Display Description

    2MY/2MZ Item No. Description U432 Setting the center offset for the exposure Description Sets the offset value for the setting data for exposure centering adjustment under user simula- tion. For example, if the value for the exposure centering adjustment is set to -1 and you change the offset value to +2, image processing is performed as though the exposure centering adjust- ment setting is +1.
  • Page 128 2MY/2MZ Item No. Description Setting the ID correction operation U464 Description Turns ID correction (calibration) on or off. Also, this determines the duration of calibration and the timing of calibration during printing. Also, this allows individual settings for calibration operation by enabling custom settings.
  • Page 129 2MY/2MZ Item No. Description Setting: [Bias Target/Gamma Target] U464 1. Select the item to be set. 2. Change the setting value using the cursor left/right keys or numeric keys. Display Description Setting Initial set- range ting Setting of target (Yellow) 10 to 1000 935/400 Setting of target (Cyan)
  • Page 130 2MY/2MZ Item No. Description U467 Setting the color registration adjustment Description Sets the color registration adjustment. Purpose If color variance is uneven due to a sensor failure, etc., turn this off and temporarily make a man- ual adjustment. Method 1. Press the start key. 2.
  • Page 131 2MY/2MZ Item No. Description U468 Displaying: [Auto] 1. Select [Auto(1st)], [Auto(2nd)] or [Auto(3rd)]. The current value is displayed. Display Description LSU Out Top Image up-to-date timing LSU Out Left Image optical axis adjustment Magnification(Whole) Correction data of original size magnification in whole Displaying: [Manual] 1.
  • Page 132 2MY/2MZ Item No. Description U470 Setting the JPEG compression ratio Description Sets the compression ratio for JPEG images in each image quality mode. Purpose To change the setting in accordance with the image that the user is copying. For example, in order to soften the coarseness of the image when making copies at over 200% magnification, change the level of compression by raising the value.
  • Page 133 2MY/2MZ Item No. Description U470 Setting: [Send] 1. Select the item to be set. Display Description Photo Compression ratio in the photo mode Text Compression ratio in the text mode HC-PDF Compression ratio of high compression PDF 2. Select the item to be set. 3.
  • Page 134 2MY/2MZ Item No. Description Adjusting laser power output U473 Description Adjusts the laser output power for each color. Purpose Enter the exposure density correction data after replacing the laser scanner unit. Setting 1. Press the start key. 2. Select the item to be set. 3.
  • Page 135 2MY/2MZ-1 Item No. Description U486 Setting color/black and white operation mode Description When color and B/W documents are mixed, sets operation mode after a color document is detected. Purpose To ensure productivity when copying color and B/W documents in ACS mode, select Mode3. However, selecting Mode3 will increase the maintenance count for cyan, magenta, and yellow color developer units even when there is a B/W original after a color original.
  • Page 136 2MY/2MZ-1 Item No. Description U486 Details on the modes Figure 1-3-19 1-3-96...
  • Page 137 2MY/2MZ Item No. Description U600 Initializing all data Description Initializes software switches and all data in the backup data on the FAX control PWB, according to the destination and OEM. Executes the check of the file system, when abnormality of the file system is detected, initializes the file system, communication past record and register setting contents.
  • Page 138 2MY/2MZ Item No. Description U601 Initializing permanent data Description Initializes software switches on the FAX control PWB according to the destination and OEM. Purpose To initialize the FAX control PWB without changing user registration data. Method 1. Press the start key. 2.
  • Page 139 2MY/2MZ Item No. Description U604 Setting user data 2 Description Makes user settings to enable the use of the machine as a fax. Purpose Use this if the user wishes to adjust the number of rings that occur before the unit switches into fax receiving mode when fax/telephone auto-select is enabled.
  • Page 140 2MY/2MZ Item No. Description U610 Setting system 1 Description Makes settings for fax reception regarding the sizes of the fax paper and received images and automatic printing of the protocol list. Method 1. Press the start key. 2. Select the item to be set. Display Description Cut Line:A4...
  • Page 141 2MY/2MZ Item No. Description U610 Setting the number of lines to be ignored when receiving a fax in the auto reduction mode Sets the maximum number of lines to be ignored if the received data volume exceeds the record- ing capacity when the data is recorded in the auto reduction mode. If the number of excess lines is below the setting, those lines are ignored.
  • Page 142 2MY/2MZ Item No. Description U611 Setting system 2 Description Sets the number of adjustment lines for automatic reduction. Method 1. Press the start key. 2. Select the item to be set. Display Description Adj Lines Sets the number of adjustment lines for automatic reduction. Adj Lines(A4) Sets the number of adjustment lines for automatic reduction when A4 paper is set.
  • Page 143 2MY/2MZ Item No. Description U612 Setting system 3 Description Makes settings for fax transmission regarding operation and automatic printing of the protocol list. Method 1. Press the start key. 2. Select the item to be set using the cursor up/down keys. Display Description Auto Reduct...
  • Page 144 2MY/2MZ Item No. Description U615 Setting system 6 Description Makes settings for fax reception regarding the sizes of the fax paper and received images. Purpose To set the maximum recording width and processing method when 11" width fax paper is loaded on an inch specification machine.
  • Page 145 2MY/2MZ Item No. Description U625 Setting the transmission system 1 Description Makes settings for the auto redialing interval and the number of times of auto redialing. Purpose Change the setting to prevent the following problems: fax transmission is not possible due to too short redial interval, or fax transmission takes too much time to complete due to too long redial interval.
  • Page 146 2MY/2MZ Item No. Description U630 Setting communication control 1 Description Makes settings for fax transmission regarding the communication. Method 1. Press the start key. 2. Select the item to be set. Display Description TX Speed Sets the communication starting speed. RX Speed Sets the reception speed.
  • Page 147 2MY/2MZ Item No. Description U630 Setting the waiting period to prevent echo problems at the sender Sets the period before a DCS signal is sent after a DIS signal is received. Used when problems occur due to echoes at the sender. 1.
  • Page 148 2MY/2MZ Item No. Description U631 Setting communication control 2 Description Makes settings regarding fax transmission. Method 1. Press the start key. 2. Select the item to be set. Display Description ECM TX Sets ECM transmission. ECM RX Sets ECM reception. CED Freq Sets the frequency of the CED signal.
  • Page 149 2MY/2MZ Item No. Description U632 Setting communication control 3 Description Makes settings for fax transmission regarding the communication. Method 1. Press the start key. 2. Select the item to be set. Display Description DIS 4Byte Sets the DIS signal to 4 bytes. Num OF CNG(F/T) Sets the CNG detection times in the fax/telephone auto select mode.
  • Page 150 2MY/2MZ Item No. Description U633 Setting communication control 4 Description Makes settings for fax transmission regarding the communication. Purpose To reduce transmission errors when a low quality line is used. Method 1. Press the start key. 2. Select the item to be set. Display Description V.34...
  • Page 151 2MY/2MZ Item No. Description U633 Setting the number of times of DIS signal reception Sets the number of times to receive the DIS signal to once or twice. Used as one of the correction measures for transmission errors and other problems. 1.
  • Page 152 2MY/2MZ Item No. Description U640 Setting communication time 1 Description Sets the detection time when one-shot detection is selected for remote switching. (This setting item will be displayed, but the setting made is ineffective.) Sets the detection time when continuous detection is selected for remote switching. (This setting item will be displayed, but the setting made is ineffective.) Method 1.
  • Page 153 2MY/2MZ Item No. Description U641 Setting communication time 2 Description Sets the time-out time for fax transmission. Purpose To improve transmission performance for international communications mainly. Method 1. Press the start key. 2. Select the item to be set. Display Description T0 Time Out Sets the T0 time-out time.
  • Page 154 2MY/2MZ Item No. Description U641 Setting the T2 time-out time The T2 time-out time decides the following. From CFR signal output to image data reception From image data reception to the next signal reception In ECM, from RNR signal detection to the next signal reception 1.
  • Page 155 2MY/2MZ Item No. Description U641 Setting the Tb2 time-out time In the fax/telephone auto select mode, sets the time to start ringing an operator through the con- nected telephone after receiving a call as a fax machine (see figure 1-3-20). In the fax/telephone auto select mode, change the setting when fax reception is unsuccessful or a telephone fails to receive a call.
  • Page 156 2MY/2MZ Item No. Description U650 Setting modem 1 Description Sets the G3 cable equalizer. Sets the modem detection level. Purpose Perform the following adjustment to make the equalizer compatible with the line characteristics. To improve the transmission performance when a low quality line is used. Method 1.
  • Page 157 2MY/2MZ Item No. Description U651 Setting modem 2 Description Sets the modem output level. Sets the DTMF output level of a push-button dial telephone. Purpose Used if problems occur when sending a signal with a push-button dial telephone. Setting 1. Press the start key. 2.
  • Page 158 2MY/2MZ Item No. Description U660 Setting the NCU Description Makes setting regarding the network control unit (NCU). Purpose To be executed as required. Method 1. Press the start key. 2. Select the item to be set. Display Description Exchange Sets the connection to PBX/PSTN. Dial Tone Sets PSTN dial tone detection.
  • Page 159 2MY/2MZ Item No. Description U660 Setting busy tone detection When a fax signal is sent, sets whether the line is disconnected immediately after a busy tone is detected, or the busy tone is not detected and the line remains connected until T0 time-out time. Fax transmission may fail due to incorrect busy tone detection.
  • Page 160 2MY/2MZ Item No. Description U670 Outputting lists Description Outputs a list of data regarding fax transmissions. Printing a list is disabled either when a job is remaining in the buffer or when [Pause All Print Jobs] is pressed to halt printing. Purpose To check conditions of use, settings and transmission procedures of the fax.
  • Page 161 2MY/2MZ Item No. Description U695 FAX function customize Description Sets fax batch transmission ON/OFF. Also changes the print size priority at the time of small size reception. Purpose To be executed as required. Setting 1. Select the setting. Display Description FAX Bulk TX fax batch transmission On/Off A5 Pt Pri Chg...
  • Page 162 2MY/2MZ Item No. Description U699 Setting the software switches Description Sets the software switches on the FAX control PWB individually. Purpose To change the setting when a problem such as split output of received originals occurs. Since the communication performance is largely affected, normally this setting need not be changed.
  • Page 163 2MY/2MZ Item No. Description U699 <Communication time setting> Item 76543210 T3 timeout setting 76543210 T4 timeout setting (automatic equipment) 76543210 T5 timeout setting 76543210 Time before transmission of CNG (1100 Hz) signal 76543210 T0 timeout setting (manual equipment) 7 Phase C timeout in ECM reception 76543210 Timeout 1 in countermeasures against echo 76543210 Timeout for FSK detection start in V.8 <Modem setting>...
  • Page 164 2MY/2MZ Item No. Description U901 Checking copy counts by paper feed locations Description Displays or clears copy counts by paper feed locations. Purpose To check the time to replace consumable parts. Also to clear the counts after replacing the con- sumable parts.
  • Page 165 2MY/2MZ Item No. Description U903 Checking/clearing the paper jam counts Description Displays or clears the jam counts by jam locations. Purpose To check the paper jam status. Also to clear the jam counts after replacing consumable parts. Method 1. Press the start key. 2.
  • Page 166 2MY/2MZ Item No. Description U904 Checking/clearing the call for service counts Description Displays or clears the service call code counts by types. Purpose To check the service call code status by types. Also to clear the service call code counts after replacing consumable parts. Method 1.
  • Page 167 2MY/2MZ Item No. Description U905 Checking counts by optional devices Description Displays the counts of document processor or document finisher. Purpose To check the use of document processor or document finisher. Method 1. Press the start key. 2. Select the device to be checked. The count of the selected device is displayed. Display Description Counts of document processor...
  • Page 168 2MY/2MZ Item No. Description U917 Setting backup data reading/writing Description Retrieves the backup data to a USB memory from the machine; or writes the data from the USB memory to the machine. Purpose Machine information is backed up and restored. Method 1.
  • Page 169 2MY/2MZ Item No. Description U917 Error Codes Codes Description Codes Description e002 Parameter error e31e User managements error e003 File write error e31f User managements open error e004 File initialization error e320 User managements error e005 File error e321 User managements open error e006 Processing error e322...
  • Page 170 2MY/2MZ Item No. Description U917 Error Codes Codes Description Codes Description e913 Log file open error d008 File rename error e914 Log file error in writing d009 File open error e915 Directory open error d00a File close error e916 Directory error in reading d00b File reading error e917...
  • Page 171 2MY/2MZ Item No. Description U942 Setting of deflection for feeding from DP Description Adjusts the deflection generated when the document processor is used. Purpose Use this mode if an original non-feed jam, oblique feed or wrinkling of original occurs when the document processor is used.
  • Page 172 2MY/2MZ Item No. Description U977 Data capture mode Description Store the print data sent to the machine into USB memory. Purpose In case to occur the error at printing, check the print data sent to the machine. Method 1. Press the power key on the operation panel, and after verifying the main power indicator has gone off, switch off the main power switch.
  • Page 173 2MY/2MZ Item No. Description U985 Displaying the developer history Description Displays the past record of machine number and the developer counter. Purpose To check the count value of machine number and the developer counter. Method 1. Press the start key. 2.

  • Page 174: Service Mode

    2MY/2MZ 1-3-2 Service mode The machine is equipped with a maintenance function which can be used to maintain and service the machine. (1) Printing the service status page Start Press the System Menu/Counter key. The Sys. Menu/Count. menu appears. Select [Report]. Select [Rerort print].

  • Page 175: Service Status Page

    2MY/2MZ Service items Description Service status page (1) Service Status Page 2011/09/28 15:15 Firmware version 2MY_2F00.001.001 2011.09.28 [XXXXXXXX] [XXXXXXXX] [XXXXXXXX] Controller Information Memory status (29) Standard Size 128.0 KB FRPO Status User Top Margin A1+A2/100 0.00 Option Slot 128.0 KB Total Size 256.0 KB User Left Margin...
  • Page 176 2MY/2MZ Service items Description Service status page (2) Service Status Page 2011/09/028 15:15 Firmware version 2MY_2F00.001.001 2011.09.28 [XXXXXXXX] [XXXXXXXX] [XXXXXXXX] Engine Information Send Information (30) (34) NVRAM Version _1F31225_1F31225 Date and Time 09/03/05 15:30 (31) (35) Address FAX BOOT Version 2K3_5000.001.001 FAX APL Version 2K3_5100.001.001...
  • Page 177 2MY/2MZ Service items Description Detail of service status page Description Supplement Firmware version System date Engine soft version Engine boot version Operation panel mask version Machine serial number Standard memory size Optional memory size Total memory size (10) Local time zone (11) Report output date Day/Month/Year hour:minute...
  • Page 178 2MY/2MZ Service items Description Description Supplement (29) FRPO setting (30) NV RAM version _ 1F3 1225 _ 1F3 1225 (a) (b) (d) (e) (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 version...
  • Page 179 2MY/2MZ Service items Description Description Supplement (44) USB information U00: Not installed/U01: Full speed/U02: Hi speed (45) Paper handling information 0: Paper source unit select/1: Paper source unit (46) Color printing double count 0: All single counts mode 3: Folio, Single count, Less than 330 mm (length) (47) Black and white printing double 0: All single counts...
  • Page 180 2MY/2MZ Service items Description Description Supplement (65) Calibration information 64 Bytes (66) Calibration information 64 Bytes (67) The amount of gaps of resist 24 Bytes compensation (68) The interval of resist compensa- 56 Bytes tion (69) Patch length of resist compensa- 64 Bytes tion (70)
  • Page 181 2MY/2MZ (2) Executing a service mode Start Press the System Menu/Counter key. The Sys. Menu/Count. menu appears. Select [Adjust/Maint.] The Adjust/Maint. menu appears. using the cursor up/down keys. Select [Service Setting] The Service Setting menu appears. using the cursor up/down keys. The selected service mode is run.
  • Page 182 2MY/2MZ Service items Description Maintenance (A) Reset the counter of the maintenance kit(A). Description Reset the kit counter when replacing the maintenance kit. The menu is displayed only when replacing the maintenance kit. Purpose Perform when the maintenance kit is replaced. Method 1.
  • Page 183 2MY/2MZ Service items Description Center line Alignment of the cassette and MP tray and duplex alighment Description Perform settings for the center line adjustment. Purpose Perform if the alignment has not been obtained after the center line adjustment. Method 1. Enter the service menu. 2.
  • Page 184 2MY/2MZ Service items Description FAX country FAX Country Code code Description Initializes software switches and all data in the backup data on the FAX control PWB, according to the destination. Purpose To initialize the FAX control PWB. Method 1. Enter the Service Setting menu. 2.
  • Page 185 2MY/2MZ Service items Description FAX call Setting FAX call setting Description Selects if a fax is to be connected to either a PBX or public switched telephone network. Selects the mode to connect an outside call when connected to a PBX. Access code registration for connection to PSTN.
  • Page 186 2MY/2MZ-3 Service items Description Altitude Setting altitude adjustment adjustment Description Sets the altitude adjustment mode. Purpose Used when print quality deteriorates in an installation at the altitude of 1,500 meters or higher. Method 1. Enter the Service Setting menu. 2. Select [Altitude Adj.]. 3.
  • Page 187 2MY/2MZ-3 Service items Description Developer Setting developer cleaning cleaning Description Execute toner discharging and replenishing repeatedly to cast the deteriorated toner out of the developer unit. Purpose The deterioration of image due to the low development density and blurring will be reduced.
  • Page 188 2MY/2MZ-3 Service items Description Memory Perform a memory diagnostic Diagnostics Description Diagnose memory at power up (whether reading and writing are executable). Purpose Execute memory check in purpose of rectifying a defective memory device which may possibly cause an unresolvable F call, locking, or abnormal images. Method 1.

  • Page 189: Paper Misfeed Detection

    2MY/2MZ 1-4 Troubleshooting 1-4-1 Paper misfeed detection (1) Paper misfeed indication When a paper misfeed occurs, the machine immediately stops copying and displays the jam location on the operation panel. Paper misfeed counts sorted by component can be checked by maintenance item U903. To remove the paper jammed in the machine, open the right cover and pull the cassette out.
  • Page 190 2MY/2MZ (2) Paper misfeed detection component DPPFS DPOS DPPFS DPRCL DPSBS DPRS DPTS BRCS1 BRCS2 BRCS3 FUPS DUCL PFCL MPSOL PFFS1 PFFS2 Figure 1-4-2 1-4-2...
  • Page 191 2MY/2MZ Code Contents Conditions location* 0000 Initial jam The power is turned on when a sensor in the con- veying system is on. 0100 Secondary paper feed Secondary paper feed request given by the con- request time out troller is unreachable. 0101 Waiting for process package Process package won’t be ready.
  • Page 192 2MY/2MZ Code Contents Conditions location* 1403 PF feed sensor 1 non arrival PF feed sensor 1 (PFFS1) does not turn on during paper feed from cassette 3. 1413 PF feed sensor 1 stay jam PF feed sensor 1 (PFFS1) does not turn off during paper feed from cassette 3.
  • Page 193 2MY/2MZ Code Contents Conditions location* 4201 Eject sensor non arrival jam The eject sensor (ES) does not turn on during paper feed from cassette 1. 4202 The eject sensor (ES) does not turn on during paper feed from cassette 2. 4203 The eject sensor (ES) does not turn on during paper feed from cassette 3.
  • Page 194 2MY/2MZ Code Contents Conditions location* 4901 Bridge conveying sensor 1 The bridge conveying sensor 1 (BRCS1) does not non arrival jam turn on during paper feed from cassette 1. 4902 The bridge conveying sensor 1 (BRCS1) does not turn on during paper feed from cassette 2. 4903 The bridge conveying sensor 1 (BRCS1) does not turn on during paper feed from cassette 3.
  • Page 195 2MY/2MZ Code Contents Conditions location* 6023 Staple cover open The staple cover is opened during operation. 6043 DF top cover open The DF top cover is opened during operation. 6103 DF paper conveying sensor The paper conveying sensor (PCS) does not non arrival jam turned on even if a specified time has elapsed after the machine eject signal was received.
  • Page 196 2MY/2MZ Code Contents Conditions location* 7963 Sequence error 6 The finisher does not deliver the eject-complete command in 15 seconds after the bridge eject sensor is turned off. 9001 DP original conveying jam DP timing sensor (DPTS) turns off within the speci- fied time since the sensor turns on.
  • Page 197 2MY/2MZ 1-4-2 Self-diagnostic function (1) Self-diagnostic function This machine is equipped with self-diagnostic function. When a problem is detected, the machine stops print- ing and display an error message on the operation panel. An error message consists of a message prompting a contact with service personnel and a four-digit error code indicating the type of the error.
  • Page 198 2MY/2MZ Check procedures/ Code Contents Causes corrective measures 0150 Backup memory read/write The engine PWB Check the EEPROM is properly installed error (engine PWB) EEPROM was and remedy if necessary. Detecting engine PWB improperly EEPROM communication installed. error. Defective engine Replace the engine PWB and check for cor- PWB.
  • Page 199 2MY/2MZ Check procedures/ Code Contents Causes corrective measures 0840 Faults of RTC The battery is dis- Check visually and remedy if necessary The time is judged to go back connected from the based on the comparison of main PWB. the RTC time and the current Defective main Replace the main PWB and check for cor- time or five years or more...
  • Page 200 2MY/2MZ Check procedures/ Code Contents Causes corrective measures 1020 PF lift motor 1 error Defective bottom Check to see if the bottom plate can move (paper feeder) plate elevation smoothly and repair any problem that is After cassette 2 is inserted, mechanism in the found.
  • Page 201 2MY/2MZ Check procedures/ Code Contents Causes corrective measures 1800 Paper feeder communica- Improper installa- Follow the installation instruction carefully tion error tion of the paper again. A communication error is feeder. detected 10 times in succes- Defective connec- Reinsert the connector. Also check for conti- sion.
  • Page 202 2MY/2MZ Check procedures/ Code Contents Causes corrective measures Developer motor YCM 2102 Defective connec- Reinsert the connector. Also check for conti- steady-state error tor cable or poor nuity within the connector cable. If none, The rated speed signal contact in the con- replace the cable.
  • Page 203 2MY/2MZ Check procedures/ Code Contents Causes corrective measures Drum motor K steady-state 2201 Defective connec- Reinsert the connector. Also check for conti- error tor cable or poor nuity within the connector cable. If none, The rated speed signal contact in the con- replace the cable.
  • Page 204 2MY/2MZ Check procedures/ Code Contents Causes corrective measures Fuser motor steady-state 2300 Defective connec- Reinsert the connector. Also check for conti- error tor cable or poor nuity within the connector cable. If none, The rated speed signal contact in the con- replace the cable.
  • Page 205 2MY/2MZ Check procedures/ Code Contents Causes corrective measures 2600 PF drive motor error Defective connec- Reinsert the connector. Also check for conti- (paper feeder) tor cable or poor nuity within the connector cable. If none, When the PF drive motor is contact in the con- replace the cable.
  • Page 206 2MY/2MZ Check procedures/ Code Contents Causes corrective measures 3200 Exposure lamp error Defective connec- Reinsert the connector. Also check for conti- The peak count during CCD tor cable or poor nuity within the connector cable. If neces- turned on does not count up contact of the con- sary, replace the cable.
  • Page 207 2MY/2MZ Check procedures/ Code Contents Causes corrective measures 4003 Polygon motor (M) steady- Defective connec- Reinsert the connector. Also check for conti- state error tor cable or poor nuity within the connector cable. If none, The rated speed signal contact in the con- replace the cable.
  • Page 208 2MY/2MZ Check procedures/ Code Contents Causes corrective measures 4013 Polygon motor (M) startup Defective connec- Reinsert the connector. Also check for conti- error tor cable or poor nuity within the connector cable. If none, Polygon motor (M) is not sta- contact in the con- replace the cable.
  • Page 209 2MY/2MZ Check procedures/ Code Contents Causes corrective measures 4103 BD initialization problem Defective connec- Reinsert the connector. Also check for conti- tor cable or poor nuity within the connector cable. If none, BD is not detected within one contact in the con- replace the cable.
  • Page 210 2MY/2MZ Check procedures/ Code Contents Causes corrective measures 4700 VIDEO ASIC device error Defective connec- Reinsert the connector. Also check for conti- Mismatch of reading data from tor cable or poor nuity within the connector cable. If none, two locations occurs eight contact in the con- replace the cable.
  • Page 211 2MY/2MZ Check procedures/ Code Contents Causes corrective measures 6030 Fuser thermistor 2 (center) Defective connec- Reinsert the connector. Also check for conti- break error tor cable or poor nuity within the connector cable. If none, A/D value of the fuser thermis- contact in the con- replace the cable.
  • Page 212 2MY/2MZ Check procedures/ Code Contents Causes corrective measures 6120 Abnormally high fuser Deformed connec- If the I/F connector pins of the fuser unit and thermistor 3 (press roller) tor pin. the main unit are deformed owing to foreign temperature matters, such as paper dusts, replace the The fuser temperature connectors or the units including the con- exceeds 200 °C/392 °F for 1...
  • Page 213 2MY/2MZ Check procedures/ Code Contents Causes corrective measures 6200 Broken fuser edge heater Defective connec- Reinsert the connector. Also check for conti- wire tor cable or poor nuity within the connector cable. If none, Fuser thermistor 1 does not contact in the con- replace the cable.
  • Page 214 2MY/2MZ Check procedures/ Code Contents Causes corrective measures 6250 Abnormally low fuser Deformed connec- If the I/F connector pins of the fuser unit and thermistor 1 (edge) temper- tor pin. the main unit are deformed owing to foreign ature matters, such as paper dusts, replace the The fuser temperature lower connectors or the units including the con- than 80 °C/176 °F is detected...
  • Page 215 2MY/2MZ Check procedures/ Code Contents Causes corrective measures 6740 Abnormally high IGBT2 Defective IH PWB. Replace the IH PWB and check for correct temperature (IHPWB) operation (see page 1-5-36). Defective cooling Replace the IH fan motor. fan motor. 6750 Abnormally output overcur- Defective IH PWB.
  • Page 216 2MY/2MZ Check procedures/ Code Contents Causes corrective measures Defective Devel- 7101 Replace the developer unit K Toner sensor K error oper unit. (see page 1-5-14). Defective PWB. Replace the engine PWB check for correct operation (see page 1-5-32). Defective Devel- 7102 Replace the developer unit C Toner sensor C error...
  • Page 217 2MY/2MZ Check procedures/ Code Contents Causes corrective measures 7614 ID sensor (Y) density error Defective ID sen- Replace the ID sensor. When ID sensor 2 detected sor. CTD is 500 or less. Defective PWB. Replace the engine PWB check for correct operation (see page 1-5-32).
  • Page 218 2MY/2MZ Check procedures/ Code Contents Causes corrective measures 7902 Drum C EEPROM error Poor contact in the Reinsert the connector. Also check for conti- No response is issued from connector termi- nuity within the connector cable. If none, the device in reading/writing nals.
  • Page 219 2MY/2MZ Check procedures/ Code Contents Causes corrective measures 7912 Developing unit C EEPROM Poor contact in the Reinsert the connector. Also check for conti- error connector termi- nuity within the connector cable. If none, No response is issued from nals. replace the cable.
  • Page 220 2MY/2MZ Check procedures/ Code Contents Causes corrective measures 8030 Tray upper limit detection Defective connec- Reinsert the connector. Also check for conti- problem (document fin- tor cable or poor nuity within the connector cable. If none, isher) contact in the con- replace the cable.
  • Page 221 2MY/2MZ Check procedures/ Code Contents Causes corrective measures 8210 Stapler problem (document Defective connec- Reinsert the connector. Also check for conti- finisher) tor cable of staple nuity within the connector cable. If none, Jam 7012 or 7023 is indi- or poor contact in replace the cable.
  • Page 222 2MY/2MZ Check procedures/ Code Contents Causes corrective measures 8350 Roller motor problem (doc- Defective connec- Reinsert the connector. Also check for conti- ument finisher) tor cable or poor nuity within the connector cable. If none, The roller sensor does not contact in the con- replace the cable.
  • Page 223 2MY/2MZ-1 Check procedures/ Code Contents Causes corrective measures 8830 Bridge communication Defective connec- Reinsert the connector. Also check for conti- error (document finisher) tor cable or poor nuity within the connector cable. If none, A communication error is contact in the con- replace the cable.
  • Page 224 2MY/2MZ-2 Check procedures/ Code Contents Causes corrective measures F000 Main PWB - operation panel Defective main Turn the main power switch off/on to restart PWB communication error PWB. the machine. If the error is not resolved, replace main PWB (see page 1-5-31). Defective opera- Replace the operation panel PWB and tion panel PWB.

  • Page 225: Image Quality Problems

    2MY/2MZ 1-4-3 Image quality problems If the part causing the problem is not designated as a service part, replace with the assembly comprising the part. (1) No image (2) No image (3) Image is too (4) The back- (5) White streaks appears (entirely appears (entirely light.
  • Page 226 2MY/2MZ (1) No image appears (entirely white). Print example Causes Check procedures/corrective measures Defective Defective connector cable Reinsert the connector. Also check for conti- transfer or poor contact in the con- nuity of the connector cable. If necessary, bias output. nector.
  • Page 227 2MY/2MZ (3) Image is too light. Print example Causes Check procedures/corrective measures Defective Defective connector cable Reinsert the connector. Also check for conti- transfer or poor contact in the con- nuity within the connector cable. If none, charger out- nector. replace the cable.
  • Page 228 2MY/2MZ (6) Black streaks are printed vertically. Print example Causes Check procedures/corrective measures Dirty contact glass. Clean the contact glass. Dirty slit glass. Clean the slit glass. Dirty or flawed drum. Perform the drum refresh operation. Flawed drum. Replace the drum unit (see page 1-5-16). Deformed or worn cleaning Replace the drum unit (see page 1-5-16).
  • Page 229 2MY/2MZ (9) Spots are printed. Print example Causes Check procedures/corrective measures Dirty contact glass. Clean the contact glass. Dirty or flawed drum. Perform the drum refresh operation. Flawed drum. Replace the drum unit (see page 1-5-16). Deformed or worn cleaning Replace the drum unit (see page 1-5-16).
  • Page 230 2MY/2MZ (13) Paper is wrinkled. Print example Causes Check procedures/corrective measures Paper curled. Check the paper storage conditions. Paper damp. Check the paper storage conditions. Defective pressure springs. Replace the fuser unit (see page 1-5-18). (14) Image is off-set. Print example Causes Check procedures/corrective measures Deformed or worn cleaning...
  • Page 231 2MY/2MZ (17) Image is out of focus. Print example Causes Check procedures/corrective measures Defective image scanning Replace the image scanning unit (see page 1-5-21). unit. Drum condensation. Perform the drum refresh operation. (18) Image center does not align with the original center. Print example Causes Check procedures/corrective measures...

  • Page 232: Electric Problems

    2MY/2MZ 1-4-4 Electric problems If the part causing the problem s not designated as a service part, replace with the assembly comprising the part. Troubleshooting to each failure must be made in the order of the numbered Problems. Problem Causes Check procedures/corrective measures 1.
  • Page 233 2MY/2MZ Problem Causes Check procedures/corrective measures 1. Defective connector Reinsert the connector. Also check for continuity within the ID Shutter motor cable or poor con- connector cable. If none, replace the cable. does not operate. tact in the connector. ID Shutter motor and engine connect PWB (YC17) engine connect PWB and engine PWB (YC9) 2.
  • Page 234 2MY/2MZ Problem Causes Check procedures/corrective measures 1. Defective connector Reinsert the connector. Also check for continuity within the LSU fan motor cable or poor con- connector cable. If none, replace the cable. does not operate. tact in the connector. LSU fan motor and engine connect PWB (YC6) Engine connect PWB and engine PWB (YC9) 2.
  • Page 235 2MY/2MZ Problem Causes Check procedures/corrective measures (16) 1. Defective connector Reinsert the connector. Also check for continuity within the Mid clutch does not cable or poor con- connector cable. If none, replace the cable. operate. tact in the connector. Mid clutch and engine PWB (YC2) 2.
  • Page 236 2MY/2MZ Problem Causes Check procedures/corrective measures (22) 1. Defective connector Reinsert the connector. Also check for continuity within the The message cable or poor con- connector cable. If none, replace the cable. requesting paper to tact in the connector. Paper sensor and engine connect PWB (YC15) be loaded is shown Engine connect PWB to engine PWB (YC9) when paper is...
  • Page 237 2MY/2MZ Problem Causes Check procedures/corrective measures (27) 1. Defective connector Reinsert the connector. Also check for continuity within the The LED lamp cable or poor con- connector cable. If none, replace the cable. does not turn on tact in the connector. DP original sensor and DP main PWB (YC3) when original is DP main PWB (YC1) and engine PWB (YC18)
  • Page 238 2MY/2MZ Problem Causes Check procedures/corrective measures (31) 1. Defective connector Reinsert the connector. Also check for continuity within the DP paper feed cable or poor con- connector cable. If none, replace the cable. clutch does not tact in the connector. DP paper feed clutch and DP main PWB (YC8) operate.

  • Page 239: Mechanical Problems

    2MY/2MZ 1-4-5 Mechanical problems If the part causing the problem was not supplied, use the unit including the part for replacement. Problem Causes/check procedures Corrective measures Check if the surfaces of the following roll- Clean with isopropyl alcohol. No primary paper ers are dirty with paper dusts.
  • Page 240 2MY/2MZ Problem Causes/check procedures Corrective measures Check if the rollers, pulleys and gears Grease the bushes and gears. Abnormal noise is operate smoothly. heard. Check if the following clutches are Check visually and remedy if necessary. installed correctly. Paper feed clutch Mid clutch Registration clutch Duplex clutch...

  • Page 241: Send Error Code

    2MY/2MZ 1-4-6 Send error code This section describes the scanning errors and descriptions, preventive actions, as well as corrective actions. Error codes not described here could fall within software errors. If such an error is encountered, turn power off then on, and advise the service representative. (1) Scan to SMB error codes Code Contents...

  • Page 242: Scan To Ftp Error Codes

    2MY/2MZ (2) Scan to FTP error codes Code Contents Check procedures/corrective measures 1101 FTP server does not exist on the net- 1. Check the FTP server name. work. 2. Confirm device's network parameters. 3. Confirm the parameters of the network to which the device is connected are correct.
  • Page 243 2MY/2MZ (3) Scan to E-mail error codes Code Contents Check procedures/corrective measures 1101 SMTP/POP3 server does not exist on 1. Check the SMTP/POP3 server name. the network. 2. Confirm device's network parameters. 3. Confirm the parameters of the network to which the device is connected are correct.
  • Page 244 2MY/2MZ This page is intentionally left blank. 1-4-56...

  • Page 245: Precautions For Assembly And Disassembly

    2MY/2MZ 1-5 Assembly and disassembly 1-5-1 Precautions for assembly and disassembly (1) Precautions Before starting disassembly, press the Power key on the operation panel to off. Make sure that the Power lamp is off before turning off the main power switch. Unplug the power cable from the wall outlet. When the fax kit is installed, be sure to disconnect the modular code before starting disassembly.
  • Page 246 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 counterfeit.

  • Page 247: Outer Covers

    2MY/2MZ 1-5-2 Outer covers (1) Detaching and refitting the front cover Procedure 1. Remove the cassette. (See page 1-5-10) 2. Open the front cover. Front cover Figure 1-5-3 3. Unhitch the straps by squeezing the Strap Strap hooks inward as shown. Hooks Hooks Figure 1-5-4...
  • Page 248 2MY/2MZ 4. Remove two fulcrum axes of the front cover. 5. Remove the front cover. Fulcrum axis Fulcrum axis Front cover Figure 1-5-5 1-5-4...
  • Page 249 2MY/2MZ (2) Detaching and refitting the rear cover Procedure 1. Remove the power cord. If the document feeder is installed, remove its interface connector. 2. Release four hooks and then remove Controller box cover the controller box cover. Hook Hook Hook Hook Figure 1-5-6...
  • Page 250 2MY/2MZ (3) Detaching and refitting the inner tray Procedure 1. Release the lock lever and then remove the job separator tray. Lock lever ATTENTION: When refitting the Job separator tray, are cautious of the posi- tion of a paper guide. Job separator tray Paper guide Figure 1-5-8...
  • Page 251 2MY/2MZ 9. Release the hook of the front upper cover. 10. Tilt the front upper cover forward. Hook Front upper cover Figure 1-5-10 11. Remove the inner tray. Inner tray Figure 1-5-11 1-5-7...
  • Page 252 2MY/2MZ (4) Detaching and refitting the eject rear cover Procedure 1. Release two hooks by using a flat screwdriver and then remove the tray left cover. Tray left cover Hooks Flat screwdriver Figure 1-5-12 2. Pull the left upper cover downwards and then release two hooks A.
  • Page 253 2MY/2MZ 5. Remove the eject rear cover. Eject rear cover Figure 1-5-14 1-5-9...

  • Page 254: Paper Feed Section

    2MY/2MZ 1-5-3 Paper feed section (1) Detaching and refitting the primary paper feed unit Procedure 1. Remove the cassette. Cassette Figure 1-5-15 2. Release the feed lever (yellow) and Feed lever (yellow) then remove the primary paper feed unit. 3. Check or replace the primary paper feed unit and refit all the removed parts.
  • Page 255 2MY/2MZ (2) Detaching and refitting the MP paper feed roller and MP separation pad Procedure 1. Open the right cover 1. Right cover 1 Figure 1-5-17 2. While squeezing the holder inward, remove the MP paper feed roller. Holder (yellow) MP paper feed roller Figure 1-5-18 1-5-11...
  • Page 256 2MY/2MZ 3. Tilt the MP separation pad forward and then remove it upwards. 4. Check or replace the MP paper feed roller and MP separation pad and refit all the removed parts. MP separation pad Figure 1-5-19 (3) Detaching and refitting the registration roller Procedure 1.
  • Page 257 2MY/2MZ (4) Detaching and refitting the registration cleaner Procedure 1. Open the front cover. (See page 1-5-3) Cleaner lever 2. Open the duct cover. (See page 1-5-15) (yellow) 3. Set the cleaner lever (yellow) up and draw the registration cleaner frontward. 4.

  • Page 258: Developing Section

    2MY/2MZ 1-5-4 Developing section (1) Detaching and refitting the developing unit Procedure 1. Open the front cover. (See page 1-5-3) 2. Release the lock lever and then remove the waste toner box. Waste toner box Lock lever Figure 1-5-23 3. Turn the lock lever (yellow) to the right and then knock down the duct cover forwards.
  • Page 259 2MY/2MZ-1 4. Lift the lever and turn the duct holder Lever (yellow) upwards. Duct holder Figure 1-5-25 5. Push the lock lever (yellow) of the development unit upwards and then remove the developer unit. 6. Check or replace the developer unit and refit all the removed parts.

  • Page 260: Drum Section

    2MY/2MZ 1-5-5 Drum section (1) Detaching and refitting the drum unit Procedure 1. Open the front cover. (See page 1-5-3) 2. Release the waste toner box. (See page 1-5-14) 3. Turn the lock lever to the right and then knock down the duct cover forwards. (See page 1-5-15) 4.
  • Page 261 2MY/2MZ 1-5-6 Transfer/separation section (1) Detaching and refitting the intermediate transfer unit Procedure Knobs A 1. Open the right cover 1. (yellow) (See page 1-5-11) 2. Pull the intermediate transfer unit for- Intermediate wards by holding two knobs A(yellow) transfer unit 3.

  • Page 262: Fuser Section

    2MY/2MZ 1-5-7 Fuser section (1) Detaching and refitting the fuser unit Procedure 1. Open the right cover 1. Mount lever (yellow) (See page 1-5-11) 2. Release two mount levers (yellow) and then pull the fuser unit forwards Right cover 1 Fuser unit Figure 1-5-31 3.

  • Page 263: Drive Section

    2MY/2MZ 1-5-8 Drive section (1) Detaching and refitting the conveying motor Procedure 1. Remove the rear cover. Conveying motor PWB (See page 1-5-5) 2. Remove the connector from the conveying motor PWB. 3. Remove three screws and then remove the conveying motor. 4.

  • Page 264: Optical Section

    2MY/2MZ 1-5-9 Optical section (1) Detaching and refitting the laser scanner unit Procedure 1. Remove the cassette. (See page 1-5-10) 2. Remove the rear cover and left lower cover.(See page 1-5-5,1-5-6) 3. Remove two connectors. 4. Remove four screws and then remove the laser scanner unit assy by pulling it forwards.
  • Page 265 2MY/2MZ (2) Detaching and refitting the image scanner unit Procedure 1. Remove the DP or original cover. Screw (See page 1-5-26) Scanner right cover 2. Remove two screws and then remove the scanner right cover. ATTENTION: To reinstall the scanner Screw right cover, position it close to the platen.
  • Page 266 2MY/2MZ Screw 4. Remove four screws and then remove Screw the scanner cover. Screw Screw Scanner cover Figure 1-5-39 5. Remove the FFC from the connector. Screw 6. Remove four screws and then remove Screw the image scanner unit. Screw Image scanner unit Screw Connector...
  • Page 267 2MY/2MZ Refitting the ISU 7. When re-installation, fix the image scanner unit by matching to the scale of a former position. When exchange, decide the fix position of ISU by the following. The right and left of machine: Confirm the number marked (a) and then match the line (c) of ISU to the positioning line (b) of same number on frame side.
  • Page 268 2MY/2MZ (3) Detaching and refitting the LED unit Procedure 1. Remove the DP or original cover. ISU front cover (See page 1-5-26) 2. Remove the sanner right cover and platen.(See page 1-5-21) 3. Remove the ISU front cover. Figure 1-5-42 Screw 4.
  • Page 269 2MY/2MZ 5. Move the exposure unit to the cutting FFC cover lack part. 6. Peel off the sheet. 7. Release the hook and then remove the FFC cover. Hook Sheet Exposure unit Figure 1-5-44 Screw 8. Remove the FFC from the connector. 9.
  • Page 270 2MY/2MZ 1-5-10 Document processor (1) Detaching and refitting the document processor Procedure 1. Remove the restriction parts. 2. Open the document processor on verti- cally. Restriction parts Document processor Figure 1-5-46 3. Remove two screws and then remove the DP interface connector. Document processor Screws 4.
  • Page 271 2MY/2MZ (2) Detaching and refitting the DP paper feed roller and DP separation pulley Procedure 1. Open the DP top cover. DP top cover Figure 1-5-48 2. Pull the DP paper feed lever (yellow) DP paper feed down and then open it. lever (yellow) 3.
  • Page 272 2MY/2MZ 4. Release the hook and then remove DP separation pulley cover. Hook DP separation pullay cover Figure 1-5-50 5. Raise the DP separation pulley and remove it by pulling upward. 6. Check or replace the DP paper feed roller and DP separation pulley and refit all the removed parts.
  • Page 273 2MY/2MZ (3) Detaching and refitting the DP main PWB Procedure 1. Open the document processor. 2. Release three hooks of the DP rear cover. Hook Hook Hook Document processor DP rear cover Figure 1-5-52 3. Release two hooks of the DP rear cover Hooks and then remove it.
  • Page 274 2MY/2MZ 4. Remove all connectors from DP main Screw Clamps PWB. 5. Remove five clamps and then remove the waires from holder. Holder 6. Remove two screws and then remove the holder. Wires Screw DP main PWB Figure 1-5-54 7. Remove six screws and then remove Screw the DP main PWB.
  • Page 275 2MY/2MZ 1-5-11 PWBs (1) Detaching and refitting the main PWB Procedure 1. Remove the rear cover. (See page 1-5-5) 2. Remove the left lower cover. Connector (See page 1-5-6) 3. Remove the connector. 4. Remove the wire from the clamp. 5.
  • Page 276 2MY/2MZ (2) Detaching and refitting the engine PWB Procedure 1. Remove the rear cover. mount bord for mein PWB (See page 1-5-5) 2. Remove the main PWB. (See page 1-5-5) 3. Remove fourteen screws and then remove the mount board for main PWB. Screw Screws Screws...
  • Page 277 2MY/2MZ (3) Detaching and refitting the power source PWB Procedure Power source PWB connectors 1. Remove the rear cover and inner tray.(See page 1-5-5,1-5-6) 2. Remove the power source fan motor.(See page 1-5-20) Power source PWB 3. Remove all connecters from the power source PWB.
  • Page 278 2MY/2MZ (4) Detaching and refitting the operation panel PWB main Procedure 1. Remove the language sheets. (See page 1-5-37) Screw 2. Remove two screws. Screw Figure 1-5-61 3. Remove three connectors from the Connector operation panel PWB main. Operation panel Connector 4.
  • Page 279 2MY/2MZ 5. Remove four FFCs from the operatioon Operation panel panel PWB main. FFCs PWB main 6. Remove four screws and then remove the operation panel PWB main. Screw 7. Check or replace the operation panel PWB main and refit all the removed parts.
  • Page 280 2MY/2MZ (5) Detaching and refitting the IH PWB Procedure 1. Remove the scanner right cover. (See page 1-5-5) 2. Remove the right upper cover. 3. Remove the right rear cover. Right upper cover Right rear cover Figure 1-5-64 4. Remove two screws and then remove IH PWB connectors the IH box cover.
  • Page 281 2MY/2MZ 1-5-12 Others (1) Detaching and refitting the language sheet Procedure 1. Remove the upper cover by using a pen. Upper cover 2. Remove the LCD cover. 3. Remove two operation panel covers 4. Remove two language sheets. 5. Check or replace the language sheet and refit all the removed parts.
  • Page 282 2MY/2MZ (2) Detaching and refitting the conveying unit Procedure 1. Remove the MP tray.(See page 1-5-13) 2. Remove the right cover 1. (See page 1-5-11) Right cover 1 Figure 1-5-67 3. Remove two screws and then remove two straps. Screw Strap Screw Strap...
  • Page 283 2MY/2MZ 4. Rotate the wire cover. 5. Remove two connectors. 6. Rotate the fulcrum axis and slide it for- ward. 7. Pull the right cover 1 backward and then remove it. Wire cover Right cover 1 Connectors Fulcrum axis Figure 1-5-69 1-5-39...
  • Page 284 2MY/2MZ (3) Detaching and refitting the imaging fan motor Procedure Connector 1. Remove the rear cover. Wire (See page 1-5-5) 2. Remove four clamps and then remove the wires and the connector. 3. Unhook four hooks and then remove Hooks the imaging fan motor.

  • Page 285: Upgrading The Firmware

    2MY/2MZ 1-6 Requirements on PWB Replacement 1-6-1 Upgrading the firmware Follow the procedure to upgrade the firmware below. * Main PWB (CTRL) * Engine PWB (ENGN) * DP main PWB (DP) * FAX PWB (FAX) * PF main PWB (PF) * First color table (CLT1) * DF main PWB (DF) * Second color table (CLT2)
  • Page 286 2MY/2MZ Emergency-UPDATE If the device is accidentally switched off and upgrading was incomplete, upgrade becomes impossible from a USB flash device. In that case, retry upgrading after recovering the software by following the procedure below. Preparation The CF memory card must be formatted in FAT or FAT32 in advance. Extract the main firmware to download from the file.

  • Page 287: Remarks On Pwb Replacement

    2MY/2MZ 1-6-2 Remarks on PWB replacement (1) Engine PWB NOTE: When replacing the PWB, remove the EEPROM from the PWB and then reattach it to the new PWB. EEPROM (U15) Engine PWB Figure 1-6-3 (2) DP main PWB NOTE: When replacing the PWB, remove the EEPROM from the PWB and then reattach it to the new PWB.
  • Page 288 2MY/2MZ (3) Main PWB NOTE:The following operations are required when replacing the main board. 1. Execute maintenance mode U004 to resolve machine number mismatch that appears after replacing the main board. 2. Adjust the scanner image. (1)Input the value in the auto scanner adjustment chart by using the maintenance mode U425. (2)Execute the maintenance mode U411 with the auto scanner adjustment chart.

  • Page 289: Paper Feed/Conveying Section

    2MY/2MZ 2-1 Mechanical Construction 2-1-1 Paper feed/conveying section The 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.
  • Page 290 2MY/2MZ EPWB FEED_MT_CW YC2-11 FEED_MT_LDY LIFTFUL YC2-12 YC9-20 FEED_MT_CLK PAPEMP1 YC2-13 YC9-19 FEED_MT_REM PAPEMP2 YC2-14 YC9-18 PAPLSIZE3 YC9-15 PAPLSIZE2 YC9-14 PAPLSIZEI YC9-13 CAS_CL_REM PAPWSIZE1 YC9-12 YC2-9 PFCL ECPWB LIFTFULL YC13-3 PAPLSIZE3 YC14-1 PAPLSIZE2 PLSW YC14-2 PAPLSIZE1 YC14-4 PAPWSIZE1 PWSW YC14-5 PAPEMP1 YC15-3 PAPEMP2...
  • Page 291 2MY/2MZ (2) MP tray paper feed section The MP tray can contain 100 sheets. Feeding from the MP tray is performed by the rotation of the MP paper feed roller. Also, function of the MP separation pad prevents paper from multiple feeding. Figure 2-1-3 MP tray paper feed section 1.
  • Page 292 2MY/2MZ (3) Conveying section The conveying section conveys paper to the transfer/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 paper feed roller to the position where the registration sensor (RS) is turned on, and then sent to the transfer/separation section by the right registration roller and left registration roller.
  • Page 293 2MY/2MZ 2-1-2 Drum section The drum section consists of the drum, the charger roller 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 sweep roller.
  • Page 294 2MY/2MZ EPWB DRMC_MT_DIR YC3-9 DRMC_MT_RDY YC3-10 DRMC_MT_CLK -YCM YC3-11 DRMC_MT_REM YC3-12 DRMK_MT_DIR YC3-15 DRMK_MT_RDY YC3-16 DRM-K DRMK_MT_CLK YC3-17 DRMK_MT_REM YC3-18 ECPWB DRCPWB EEPROM EEPROM EEPROM EEPROM DRPWB-Y DRPWB-C DRPWB-M DRPWB-K Drum Drum Drum Drum unit Y unit C unit M unit K CL-Y CL-C...
  • Page 295 2MY/2MZ 2-1-3 Developing section The developing unit consists of the sleeve roller that forms the magnetic brush, the magnet roller, the devel- oping blade and the developing screws that agitate the toner.Also, the toner sensor (TS) checks whether or not toner remains in the developing unit. Figure 2-1-9 Developing section 1.
  • Page 296 2MY/2MZ HVPWB TS-Y TS-C TS-M TS-K DEVPWB-Y DEVPWB-C DEVPWB-M DEVPWB-K EEPROM EEPROM EEPROM EEPROM DRCPWB DLPC_MT_DIR YC3-1 DLPC_MT_RDY YC3-2 DEVM DLPC_MT_CLK TM-C TM-K YC3-3 -YCM DLPC_MT_REM YC3-4 ECPWB DLP_CL_REM DEVSCL YC3-8 TM-Y TM-M DLPK_MT_DIR YC4-1 DLPK_MT_RDY YC4-2 DEVM DLPK_MT_CLK YC4-3 DLPK_MT_REM YC4-4 EPWB...
  • Page 297 2MY/2MZ 2-1-4 Optical section The optical section consists of the image scanner section for scanning and the laser scanner section for print- ing. (1) Image scanner section The original image is illuminated by the exposure lamp (EL) and scanned by the CCD image sensor in the CCD PWB (CCDPWB) via the three mirrors and ISU lens, the reflected light being converted to an electrical signal.
  • Page 298 2MY/2MZ Original Platen YC112-8 YC112-9 FAIL YC112-10 LEDPWB Lens CCD_SH Mirrer YC113-7 CCDCLK1 YC113-13 image OS1(B) YC113-15 sensor OS2(G) YC113-17 OS3(R) CCDPWB YC113-19 MPWB Image scaner unit (ISU) ISUM YC105 Scanner unit EPWB Figure 2-1-13 Scanner unit block diagram 2-1-10...
  • Page 299 2MY/2MZ (2) Laser scanner section The charged surface of the drum is then scanned by the laser beam from the laser scanner unit. The laser beam is dispersed as the polygon motor (PM) 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.
  • Page 300 2MY/2MZ MPWB YC105 YC26 EPWB LSUCPWB APCPWB APCPWB APCPWB APCPWB Laser Laser Laser Laser scanner scanner scanner scanner unit Y unit C unit M unit K Figure 2-1-15 Laser scanner unit block diagram 2-1-12...
  • Page 301 2MY/2MZ 2-1-5 Transfer/Separation section The transfer/separation section consists of the intermediate transfer unit section and the secondary transfer roller section. (1) Intermediate transfer unit section The intermediate transfer unit section consists of the transfer cleaning unit, the transfer belt, and the four pri- mary 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.
  • Page 302 2MY/2MZ Inter mediate transfer unit HVPWB-S EPWB T1CCNT DLPK_MT_DIR YC13-7 YC4-1 T1YCNT DLPK_MT_RDY YC13-6 YC4-2 DEVM-K CLCNT DLPK_MT_CLK YC13-4 YC4-3 T1MCNT DLPK_MT_REM YC13-3 YC4-4 T1KCNT YC13-2 ECPWB ID1S YC16-1 ID1P IDS1 YC16-2 LEDREF1 YC16-4 ID2S YC16-6 ID2P YC16-7 IDS2 LEDREF2 YC16-9 TCCPWB TCPWB...
  • Page 303 2MY/2MZ (2) Secondary transfer roller section The secondary transfer roller section consists of the secondary transfer roller mounted to the paper conveying unit and the separation needle. To the secondary transfer roller, DC bias is applied from the high voltage PWB (HVPWB).
  • Page 304 2MY/2MZ 2-1-6 Fuser section 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 IH coil (IHC), 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.
  • Page 305 2MY/2MZ FUSER_MT_DIR YC4-7 FUSER_MT_RDY YC4-8 FUSER_MT_CLK YC4-9 FUSER_MT_REM YC4-10 FUSREMB YC22-2 FUSREMA YC22-1 FUSER_JAM YC22-5 FUPWB YC22-17 YC1-1 PR_TH FTH3 YC22-15 YC1-3 YC4-1 HR_NCTH2 YC22-13 YC1-5 YC3-3 HR_NCTH1 FTH2 YC22-12 YC1-6 YC3-2 HR_EGTH YC22-11 YC1-7 YC2-1 FTH1 EPWB YC6-1 YC19-2 YC8-2 YC6-2 YC7-4...

  • Page 306: Eject/Feedshift Section

    2MY/2MZ 2-1-7 Eject/Feedshift section The paper eject/feedshift section consists of the conveying path which sends the paper that has passed the fuser section to the inner tray, the job separator tray or the duplex conveying section. Figure 2-1-22 Eject/Feedshift section 6.
  • Page 307 2MY/2MZ OPPWB EPWB EJE_FULL_DWN JPFS YC20-12 SECOND_TRAY_SW JEPS YC3-2 EJE_FULL_UP YC20-9 EJE_SOL_RETURN FSSOL YC20-1 EJECT_/B YC20-3 EJECT_/A YC20-4 EJECT_B YC20-5 EJECT_A YC20-6 Figure 2-1-23 Eject/Feed shift section block diagram 2-1-19...

  • Page 308: Duplex Conveying Section

    2MY/2MZ 2-1-8 Duplex conveying section The duplex conveying section consists of conveying path which sends the paper sent from the eject/feedshift section to the paper feed/conveying section when duplex printing. Figure 2-1-24 Duplex conveying section 1. Right cover 1 6. Duplex feed roller C 2.
  • Page 309 2MY/2MZ EPWB DUSW YC5-3 DU_CL_REM YC2-3 DUCL Figure 2-1-25 Duplex conveying section block diagram 2-1-21...
  • Page 310 2MY/2MZ 2-1-9 Document processor (1) Original feed section The original feed section consists of the parts shown in figure. An original placed on the original tray is con- veyed to the original conveying section. Original is fed by the rotation of the DP forwarding pulley and DP paper feed roller.
  • Page 311 2MY/2MZ DPMPWB LS_SW DPOLS YC2-3 CNVY_-BN YC9-1 CNVY_-AN YC9-2 DPPFM CNVY_+A YC9-3 CNVY_+B YC9-4 FEED_CL DPPFCL YC8-1 SET_SW YC3-3 DPOS WID1 YC4-4 WID2 YC4-2 DPOWS WID3 YC4-1 DP_TMG YC18-10 YC1-2 DP_RDY YC18-9 YC1-3 DP_SEL YC18-7 YC1-4 DP_CLK YC18-5 YC1-5 EPWB DP_SO YC18-6 YC1-6...
  • Page 312 2MY/2MZ (2) Original conveying section The original conveying section consists of the parts shown in figure. A conveyed original is scanned by the optical section (CCD) on the main machine when it passes through the slit glass of main machine. Figure 2-1-28 Original conveying section 1.
  • Page 313 2MY/2MZ DPMPWB FEED_SW DPPFS YC5-3 REGIST_SW DPRS YC5-6 REGIST_CL YC8-3 DPRCL TMG_SW DPTS YC5-15 CNVY_-BN YC9-1 CNVY_-AN YC9-2 DPPFM CNVY_+A YC9-3 CNVY_+B YC9-4 DP_TMG YC18-10 YC1-2 DP_RDY YC18-9 YC1-3 DP_SEL YC18-7 YC1-4 DP_CLK YC18-5 YC1-5 EPWB DP_SO YC18-6 YC1-6 DP_SI YC18-8 YC1-7 DP_OPEN...
  • Page 314 2MY/2MZ (3) Original switchback/eject sections The original switchback/eject sections consists of the parts shown in figure. An original of which scanning is complete is ejected to the original eject table by the eject roller. In the case of duplex switchback scanning, an original is conveyed temporarily to the switchback tray and conveyed again to the original conveying section by the switchback roller.
  • Page 315 2MY/2MZ DPMPWB FEED_CL YC8-1 DPPFCL HP_SW YC5-12 DPSBS JNC_-BN YC9-5 JNC_-AN YC9-6 DPSBM JNC_+A YC9-7 JNC_+B YC9-8 DP_TMG YC18-10 YC1-2 DP_RDY YC18-9 YC1-3 DP_SEL YC18-7 YC1-4 DP_CLK YC18-5 YC1-5 EPWB DP_SO YC18-6 YC1-6 DP_SI YC18-8 YC1-7 DP_OPEN YC18-11 YC1-8 Figure 2-1-31 Original switchback/eject sections block diagram 2-1-27...
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  • Page 317: Electrical Parts Layout

    2MY/2MZ 2-2 Electrical Parts Layout 2-2-1 Electrical parts layout (1) PWBs Front Inside Rear Figure 2-2-1 PWBs 1. Main PWB (MPWB) ......Controls the software for print data processing and provides the interface with computers. 2. Engine PWB (EPWB)......Controls printer hardware such as high voltage/bias output con- trol, paper conveying system control, and fuser temperature con- trol, etc.
  • Page 318 2MY/2MZ 7. Operation panel PWB main (OPPWB-M) .......... Consists of the LCD, LED indicators and key switches. 8. Operation panel PWB left (OPPWB-L) ........... Consists of the LED indicators and key switches. 9. Operation panel PWB right (OPPWB-R) .......... Consists of the LED indicators and key switches. 10.
  • Page 319 2MY/2MZ 35. Transfer PWB (TCPWB) ....... Relays wirings from electrical components on the intermediate transfer unit. Intermediate transfer individual information in EEPROM storage. 36. Transfer connect PWB (TCCPWB) ..Consists of wiring relay circuit between engine connect PWB and Transfer PWB. 37.
  • Page 320 2MY/2MZ (2) Switches and sensors 29,30 19,20 32,33 Front Inside Rear Figure 2-2-2 Switches and sensors 1. Home position sensor (HPS) ....Detects the ISU in the home position. 2. Original detection switch (ODSW) ..Operates the original size detection sensor. 3.
  • Page 321 2MY/2MZ 14. Paper sensor 2 (PS2) ......Detects the presence of paper in the cassette. 15. Lift sensor (LS)........Detects activation of upper limit of the bottom plate. 16. Paper size width switch (PWSW)..Detects the width of paper in the cassette. 17.
  • Page 322 2MY/2MZ (3) Motors Front Inside Rear Figure 2-2-3 Motors 1. ISU motor (ISUM) ......... Drives the ISU. 2. Fuser motor (FUM) ....... Drives the fuser section. 3. Eject motor (EM) ........Drives the eject section. 4. Lift motor (LM)........Operates the bottom plate. 5.
  • Page 323 2MY/2MZ 14. Polygon motor Y (PM-Y) ...... Drives the polygon mirror Y. 15. Polygon motor C (PM-C)...... Drives the polygon mirror C. 16. Polygon motor M (PM-M)..... Drives the polygon mirror M. 17. Polygon motor K (PM-K) ...... Drives the polygon mirror K. 18.
  • Page 324 2MY/2MZ (4) Others Front Inside Rear Figure 2-2-4 Others 1. Paper feed clutch (PFCL) ..... Controls the primary paper feed from cassette. 2. Mid clutch (MCL)........Controls the paper conveying. 3. Registration clutch (RCL)...... Controls the secondary paper feed. 4. Duplex clutch (DUCL) ......Controls the drive of the duplex feed roller. 5.
  • Page 325 2MY/2MZ 15. DP paper feed clutch (DPPFCL) ... Controls the drive of the DP forwarding pulley and DP paper feed roller. 16. DP registration clutch (DPRCL) .... Controls the secondary paper feed. 2-2-9...
  • Page 326 2MY/2MZ This page is intentionally left blank. 2-2-10...

  • Page 327: Main Pwb

    2MY/2MZ 2-3 Operation of the PWBs 2-3-1 Main PWB YC101 YC113 YC112 YC100 YC118 YC102 YC16 YC105 YC107 YC41 YC110 YC108 YC115 YC109 YC104 Figure 2-3-1 Main PWB silk-screen diagram 2-3-1...
  • Page 328 2MY/2MZ Connector Signal Voltage Description VBUS 5 V DC 5 V DC power output YC100 Connected to DATA- LVDS USB data signal operathion DATA+ LVDS USB data signal panel PWB Not used main(USB) SHIELD_GND Ground Not used YC101 Connected to Ground operation PANEL_STAT...
  • Page 329 2MY/2MZ Connector Signal Voltage Description VDN(K) LVDS Video data signal (-) YC104 Connected to VDP(K) LVDS Video data signal (+) LSU connect SH(K) 0/3.3 V DC Sample/hold signal BD(K) 0/3.3 V DC(pulse) Horizontal synchronizing signal SGND Ground VDN(M) LVDS Video data signal (-) VDP(M) LVDS Video data signal (+)
  • Page 330 2MY/2MZ Connector Signal Voltage Description AQUA_SEL 0/3.3 V DC Select signal YC105 Connected to AQUA_RDY 0/3.3 V DC Ready signal engine PWB PVSYNC 0/3.3 V DC(pulse) Vertical synchronizing signal OVSYNCMON 0/3.3 V DC Sub-scanning monitor signal PAGEST 0/3.3 V DC Sub-scanning standard signal EME_CLK 0/3.3 V DC(pulse)
  • Page 331 2MY/2MZ Connector Signal Voltage Description CCDPWR 12 V DC 12 V DC power output to CCDPWB YC113 Connected to CCDPWR 12 V DC 12 V DC power output to CCDPWB CCD PWB +5V4 5 V DC 5 V DC power output to CCDPWB +5V4 5 V DC 5 V DC power output to CCDPWB...
  • Page 332 2MY/2MZ Connector Signal Voltage Description 5 V DC 5 V DC power output to MSW YC118 Connected to AUTODOWN 0/3.3 V DC Auto down signal main Ground switch,power 5 V DC 5 V DC power input from PSPWB-S source PWB +24V1 24 V DC 24 V DC power output to CONFM...

  • Page 333: Engine Pwb

    2MY/2MZ 2-3-2 Engine PWB YC13 YC10 YC29 YC12 YC14 YC11 YC15 YC21 YC20 YC19 YC22 YC25 YC24 YC28 YC26 Figure 2-3-2 Engine PWB silk-screen diagram 2-3-7...
  • Page 334 2MY/2MZ Connector Signal Voltage Description GROUND Connected to GROUND power source GROUND 24V2 24 V DC 24 V DC power input from PSPWB 24V2 24 V DC 24 V DC power input from PSPWB 24V2 24 V DC 24 V DC power input from PSPWB 24V4 24 V DC 24 V DC power output to MPSOL...
  • Page 335 2MY/2MZ Connector Signal Voltage Description DLPC_MT_DI 0/5V DC DEVM-YCM drive shift signal Connected to DLPC_MT_R 0/3.3 V DC DEVM-YCM ready signal developer motor YCM, DLPC_MT_CL 0/5 V DC (pulse) DEVM-YCM clock signal developer stop clutch, DLPC_MT_R 0/5 V DC DEVM-YCM: On/Off drum motor YCM, drum GROUND...
  • Page 336 2MY/2MZ Connector Signal Voltage Description DLPK_MT_DI 0/5 V DC DEVM-K drive shift signal Connected to DLPK_MT_R 0/3.3 V DC DEVM-K ready signal developer motor K, DLPK_MT_CL 0/5 V DC (pulse) DEVM-K clock signal fuser motor DLPK_MT_RE 0/5 V DC DEVM-K: On/Off GROUND 24VIL 24 V DC...
  • Page 337 2MY/2MZ Connector Signal Voltage Description 3.3 V DC Data input Connected to 3.3 V DC Data output IH PWB ROTATION 3.3 V DC Rotation detection IH_REM 3.3 V DC Heater remote 3.3V4 24V4 24 V DC 24 V DC power output to TM-Y Connected to TNMYDRN 0/24 V DC...
  • Page 338 2MY/2MZ Connector Signal Voltage Description LIGHTSLEEP 0/3.3 V DC Sleep signal: On/Off Connected to PFPAUSE 0/3.3 V DC Paper feeder control signal engine con- PFSET 0/3.3 V DC Paper feeder sleep return signal nect PWB DFSET 0/3.3 V DC Finisher set signal DFSEL 0/3.3 V DC Finisher selection signal...
  • Page 339 2MY/2MZ Connector Signal Voltage Description IDCLHP 0/3.3 V DC IDS: On/Off Connected to 3.3V0 3.3 V DC 3.3 V DC power output to ECPWB engine con- 3.3V4 3.3 V DC 3.3 V DC power output to ECPWB nect PWB 3.3V4 3.3 V DC 3.3 V DC power output to ECPWB IDMOTA...
  • Page 340 2MY/2MZ Connector Signal Voltage Description MP(C)_CLK 0/3.3 V DC (pulse) PM clock signal YC12 Connected to MP(M)_RDY 0/3.3 V DC PM ready signal LSU connect A10 MP(M)_CLK 0/3.3 V DC (pulse) PM clock signal A11 MP(K)_CLK 0/3.3 V DC (pulse) PM clock signal A12 GND GROUND A13 24V4...
  • Page 341 2MY/2MZ Connector Signal Voltage Description B11 MKCNT Chager roller control voltage (Black) YC15 Connected to B12 MMCNT Chager roller control voltage (Magenta) high voltage B13 BKBACCNT Developing AC bias control voltage (Black) B14 HVCLKK 0/3.3 V DC (pulse) Developing bias clock signal (Black) B15 HVCLKM 0/3.3 V DC (pulse) Developing bias clock signal (Magenta) B16 24VIL...
  • Page 342 2MY/2MZ Connector Signal Voltage Description SCANNER B1 0/24 V DC ISUM drive controll signal YC17 Connected to SCANNER A2 0/24 V DC ISUM drive controll signal ISU motor, SCANNER B2 0/24 V DC ISUM drive controll signal home posi- SCANNER A1 0/24 V DC ISUM drive controll signal tion sensor,...
  • Page 343 2MY/2MZ Connector Signal Voltage Description EJE_FULL_U 0/3.3 V DC PFS: On/Off YC20 Connected to 3.3V4 3.3 V DC 3.3 V DC power output to JEPS shift sole- GROUND noid, eject EJE_FULL_D 0/3.3 V DC JEPS: On/Off motor, paper full sensor, job paper full sensor IH_FAN2_RE...
  • Page 344 2MY/2MZ Connector Signal Voltage Description IH_FAN1_RE 0/24 V DC IHFM: On/Off YC24 Connected to GROUND IH fan motor IH_FAN1_AL 0/3.3 V DC IHFM alarm signal 24VIL2 24 V DC 24 V DC power input from RCSW YC25 Connected to 24VIL1 24 V DC 24 V DC power output to RCSW right cover...
  • Page 345 2MY/2MZ Connector Signal Voltage Description GROUND YC26 Connected to 24VDOWN 24 V DC 24 V DC down signal main PWB 3.3V4 0/3.3 V DC 3.3 V DC power output to MPWB 3.3V4 0/3.3 V DC 3.3 V DC power output to MPWB 3.3V0 0/3.3 V DC 3.3 V DC power output to MPWB...

  • Page 346: Power Source Pwb

    2MY/2MZ 2-3-3 Power source PWB Figure 2-3-3 Main PWB silk-screen diagram 2-3-20...
  • Page 347 2MY/2MZ Connector Signal Voltage Description TB1 LIVE 100 V AC AC power input Connected to TB2 NEUTRAL 100 V AC AC power input AC inlet, TB3 LIVE(SW) 100 V AC AC power output to MSW main switch TB4 LIVE(SW) 100 V AC AC power input from MSW CH_SW IN 100 V AC...
  • Page 348 2MY/2MZ Connector Signal Voltage Description +5V2 5 V DC 5 V DC power output to MPWB Connected to +5V2 5 V DC 5 V DC power output to MPWB main PWB +5V2 5 V DC 5 V DC power output to MPWB +5V2 5 V DC 5 V DC power output to MPWB...

  • Page 349: Ih Pwb

    2MY/2MZ 2-3-4 IH PWB YC10 Figure 2-3-4 IH PWB silk-screen diagram 2-3-23...
  • Page 350 2MY/2MZ Connector Signal Voltage Description IH_NEUTRAL 220 V AC AC power input Connected to IH_LIVE 220 V AC AC power input power source Analog Low side IGBT case temperature Connected to Analog High side IGBT case temperature IH control AC_CURREN Analog AC input current AC_VOLTAGE...
  • Page 351 2MY/2MZ Connector Signal Voltage Description IH_OUT1 390 V DC Resonance circuit output Connected to IH coil IH_OUT2 1000 V DC Resonance circuit output YC10 Connected to IH coil CAUTION: Connectors YC1, YC3, YC6, YC9 and YC10 are not grounded, therefore, use caution not to damage the connectors during measurement of voltages.

  • Page 352: Operation Panel Pwb Main

    2MY/2MZ 2-3-5 Operation panel PWB main YC15 YC10 Figure 2-3-5 Operation panel PWB main silk-screen diagram 2-3-26...
  • Page 353 2MY/2MZ Connector Signal Voltage Description 5 V DC 5 V DC power intput from MPWB Connected to 5 V DC 5 V DC power input from MPWB main PWB Ground Ground VBUS 5 V DC 5 V DC power input Connected to LVDS USB data signal...
  • Page 354 2MY/2MZ Connector Signal Voltage Description Ground Connected to Ground LCD relay 0/3.3 V DC(pulse) Clock signal Ground Ground 0/3.3 V DC LCD Control signal 0/3.3 V DC LCD Control signal 0/3.3 V DC LCD Control signal 0/3.3 V DC LCD Control signal Ground 0/3.3 V DC LCD Control signal...
  • Page 355 2MY/2MZ Connector Signal Voltage Description 3.3V 3.3 V DC 3.3 V DC power output to LCDRPWB Connected to 3.3V 3.3 V DC 3.3 V DC power output to LCDRPWB LCD relay 3.3V 3.3 V DC 3.3 V DC power output to LCDRPWB A_LED 0/3.3 V DC Memory LED control signal...
  • Page 356 2MY/2MZ Connector Signal Voltage Description S_LED 0/3.3 V DC Memory LED control signal YC10 Connected to LED4 0/3.3 V DC(pulse) Operation panel LED display drive signal operation panel PWB LED2 0/3.3 V DC(pulse) Operation panel LED display drive signal right KEY5 0/3.3 V DC(pulse) Operation panel key scan return signal 5...

  • Page 357: Dp Main Pwb

    2MY/2MZ 2-3-6 DP main PWB YC4 YC6 YC3 YC2 Figure 2-3-6 DP main PWB silk-screen diagram 2-3-31...
  • Page 358 2MY/2MZ Connector Signal Voltage Description Ground Connected to ENG_TMG 0/3.3 V DC DPTS: On/Off engine PWB ENG_RDY 0/3.3 V DC Ready signal ENG_SEL 0/3.3 V DC Select signal ENG_CLK 0/3.3 V DC(pulse) Clock signal ENG_SI 0/3.3 V DC(pulse) Serial communication data signal ENG_SO 0/3.3 V DC(pulse) Serial communication data signal...
  • Page 359 2MY/2MZ Connector Signal Voltage Description ANODE 3.3 V DC 3.3 V DC power output to DPPFS Connected to Ground DP paper FEED SW 0/3.3 V DC DPPFS: On/Off feed ANODE 3.3 V DC 3.3 V DC power output to DPRS sensor,DP Ground registration...
  • Page 360 2MY/2MZ This page is intentionally left blank. 2-3-34...
  • Page 361 2MY/2MZ 2-4 Appendixes 2-4-1 Appendixes (1) Maintenance kits Maintenance part name Alternative Parts No. part No. Name used in service Name used in parts list MK-896A/MAINTENANCE MK-896A/MAINTENANCE KIT 1702MY0UN0 072MY0U0 (200,000 sheets) Transfer roller unit HOLDER TRANSFER ASSY Drum unit DRUM UNIT MK Developer unit K DLP UNIT BK MK...
  • Page 362 2MY/2MZ (2) Repetitive defects gauge First occurrence of defect 37.7 mm/1 Chager roller 1/2” 46.5 mm/1 Left registration roller 13/16” 50.3 mm/2” Developing roller 62.0 mm/2 Right registration roller 7/16” 65.7 mm/2 Transfer roller 9/16” 94.2 mm/3 Drum/Press roller 11/16” 125.7 mm/4 Heat roller 15/16”...
  • Page 363 2MY/2MZ (3) Firmware environment commands The printer maintains a number of printing parameters in its memory. These parameters may be changed per- manently with the FRPO (Firmware RePrOgram) commands. This section provides information on how to use the FRPO command and its parameters using examples. Using FRPO commands for reprogramming the firmware The current settings of the FRPO parameters are listed as the optional values on the service status page.
  • Page 364 2MY/2MZ Factory Item FRPO Setting values setting Default emulation mode 6: PCL 6 9(U.S.A) 9: KPDL 6(Euro and other) Carriage-return action * 0: Ignores 0x0d 1: Carriage-return 2: Carriage-return+linefeed Linefeed action * 0: Ignores 0x0d 1: Linefeed 2: Linefeed+carriage-return Automatic emulation sensing 0: AES disabled 1(U.S.A) (For KPDL3)
  • Page 365 2MY/2MZ Factory Item FRPO Setting values setting Default paper size 0: Size of the default paper cassette (See R4.) 1: Monarch (3-7/8 × 7-1/2 inches) 2: Business (4-1/8 × 9-1/2 inches) 3: International DL (11 × 22 cm) 4: International C5 (16.2 × 22.9 cm) 5: Executive (7-1/4 ×...
  • Page 366 2MY/2MZ Factory Item FRPO Setting values setting Wide A4 0: Off 1: On Line spacing * Lines per inch (integer value) Line spacing * Lines per inch (fraction value) Character spacing * Characters per inch (integer value) Character spacing * Characters per inch (fraction value) Country code 0: US-ASCII...
  • Page 367 2MY/2MZ Factory Item FRPO Setting values setting Default weight 0: Courier = darkness (courier and letter Gothic) Letter Gothic = darkness 1: Courier = regular Letter Gothic = darkness 4: Courier = darkness Letter Gothic = regular 5: Courier = regular Letter Gothic = regular Color mode 0: Monochrome (grayscale)
  • Page 368 2MY/2MZ Factory Item FRPO Setting values setting Paper type for paper cassettes 1 1: Plain 3: Preprinted 5: Bond 6: Recycled 9: Letterhead 10: Color 11: Prepunched 17: High quality 21: Custom1 22: Custom2 23: Custom3 24: Custom4 25: Custom5 26: Custom6 27: Custom7 28: Custom8...
  • Page 369 2MY/2MZ Factory Item FRPO Setting values setting Duplex operation for specified 0: Off paper type 1: On (Prepunched, Preprintedand Let- terhead) Default operation for PDF direct 0: Enlarges or reduces the image to fit in the printing current paper size. Loads paper from the current paper cassette.

  • Page 370: System Error Outline

    2MY/2MZ-2 (4) System Error (Fxxxx) Outline The document is subscribed to describe the outline of the factors of the Fxxx errors that are not described in service manual. Please utilize it to refer to checking the factors. Please utilize it as the measures when the system is not recovered after power off/on or it frequently occurs.
  • Page 371 2MY/2MZ-2 TASKalfa 256ci/FS-C8525MFP, TASKalfa 206ci/FS-C8520MFP, Check procedure & check point Content Remark 1 TASKalfa 306i/FS-6530MFP, TASKalfa 256i/FS-6525MFP [Main - Panel Interface] Main board: YC100, YC101, YC102 1) Check connection of the harness (Panel to Main board), (Main board to HDD) and Panel board: YC1, YC2, YC3 connectors and check function.
  • Page 372 2MY/2MZ-2 TASKalfa 256ci/FS-C8525MFP, TASKalfa 206ci/FS-C8520MFP, Check procedure & check point Content Remark 1 TASKalfa 306i/FS-6530MFP, TASKalfa 256i/FS-6525MFP 1) Check connection of the harness (Scan/DP - Main board) and connectors and check function. 2) Format the HDD and check function. (U024 FULL formatting) (*1)
  • Page 373 2MY/2MZ-2 TASKalfa 256ci/FS-C8525MFP, TASKalfa 206ci/FS-C8520MFP, Check procedure & check point Content Remark 1 TASKalfa 306i/FS-6530MFP, TASKalfa 256i/FS-6525MFP 1) Check connection of the harness (KMAS - Main board) and connectors and check function. 2) Format the HDD and check function. (U024 FULL formatting) (*1)
  • Page 374 2MY/2MZ-2 TASKalfa 256ci/FS-C8525MFP, TASKalfa 206ci/FS-C8520MFP, Check procedure & check point Content Remark 1 TASKalfa 306i/FS-6530MFP, TASKalfa 256i/FS-6525MFP 1) Format the HDD and check function. (U024 FULL formatting) (*1) 2) Execute the U021 Memory initializing to initialize the controller backup memory and check function.
  • Page 375 2MY/2MZ-2 TASKalfa 256ci/FS-C8525MFP, TASKalfa 206ci/FS-C8520MFP, Check procedure & check point Content Remark 1 TASKalfa 306i/FS-6530MFP, TASKalfa 256i/FS-6525MFP 1) Format the HDD and check function. (U024 FULL formatting) (*1) 2) Execute the U021 Memory initializing to initialize the controller backup memory and check function.
  • Page 376 2MY/2MZ-2 TASKalfa 256ci/FS-C8525MFP, TASKalfa 206ci/FS-C8520MFP, Check procedure & check point Content Remark 1 TASKalfa 306i/FS-6530MFP, TASKalfa 256i/FS-6525MFP 1) Format the HDD and check function. (U024 FULL formatting) (*1) 2) Execute the U021 Memory initializing to initialize the controller backup memory and check function.
  • Page 377 2MY/2MZ-2 TASKalfa 256ci/FS-C8525MFP, TASKalfa 206ci/FS-C8520MFP, Check procedure & check point Content Remark 1 TASKalfa 306i/FS-6530MFP, TASKalfa 256i/FS-6525MFP *The F46F is printer process 1) Replace the main board and check function. error. If it repeats with a An error is detected at the...
  • Page 378 2MY/2MZ-2 TASKalfa 256ci/FS-C8525MFP, TASKalfa 206ci/FS-C8520MFP, Check procedure & check point Content Remark 1 TASKalfa 306i/FS-6530MFP, TASKalfa 256i/FS-6525MFP F58X 1) Format the HDD and check function. (U024 FULL formatting) (*1) F59X 2) Execute the U021 Memory initializing to initialize the controller backup memory and check F5AX function.
  • Page 379 2MY/2MZ-2 TASKalfa 256ci/FS-C8525MFP, TASKalfa 206ci/FS-C8520MFP, Check procedure & check point Content Remark 1 TASKalfa 306i/FS-6530MFP, TASKalfa 256i/FS-6525MFP 1) Format the HDD and check function. (U024 FULL formatting) (*1) 2) Execute the U021 Memory initializing to initialize the controller backup memory and check function.
  • Page 380 2MY/2MZ-2 This page is intentionally left blank. 2-4-20...
  • Page 381 2MY/2MZ (5) Chart of image adjustment procedures Maintenance mode Adjusting Item Image Description Original Page Remarks order Item No. Mode Adjusting the magnification in the Polygon motor speed adjustment U053 POLYGON U053 test pattern P.1-3-29 main scanning direction (printing adjustment) Adjusting the magnification in the Drive motor speed adjustment U053...
  • Page 382 2MY/2MZ-3 Maintenance mode Adjusting Item Image Description Original Page Remarks order Item No. Mode Adjusting magnification of the Original scanning speed U065 X SCAN ZOOM Test chart P.1-3-31 U065: For copying an original placed on scanner in the auxiliary scanning the platen.
  • Page 383 2MY/2MZ (6) Wiring diagram 2-4-23...
  • Page 384 2MY/2MZ 2-4-24...
  • Page 385 2MY/2MZ 2-4-25...
  • Page 386 2MY/2MZ C (PSPWB) LC D P W B 2-4-26...
  • Page 387 2MY/2MZ D (MPWB) (P APER FEEDER) C (MPWB) E (PSPWB) D -sub D -sub DOCUMENT P APER D OCUMENT PROCESSOR FEEDER FINISHER 2-4-27...
  • Page 388 2MY/2MZ F LA S H R O M S E R IA L D E B U G G E R D -sub 2-4-28...
  • Page 389 Installation Guide PF-470/471 (Paper feeder) Installation Guide...
  • Page 390 PF-470/471 PAPER FEEDER PF-470 PF-471 PF-470 PF-471 2010.9 303NN56710...
  • Page 391 2010.9 303NN56710...
  • Page 392 DF-470/AK-470 (Document finisher) Installation Guide...
  • Page 393 DF-470 DOCUMENT FINISHER , AK-470 ATTACHMENT KIT Black & White MFP 25/30 Color MFP 20/25 Black & White MFP 25/30 Color MFP 20/25 2010.9 305JS56710...
  • Page 394 Black & White MFP 25/30 Color MFP 20/25 2010.9 305JS56710...
  • Page 395 FAX System(U) Installation Guide...
  • Page 398 Zhongshan Dist., Taipei 104, Taiwan R.O.C. Av.Tambore,1180 Mod.B-09 CEP 06460-000 Phone: +886-2-2507-6709 Tambore-Barueri-SP, Brazil Fax: +886-2-2507-8432 Phone: +55-11-4195-8496 Fax: +55-11-4195-6167 KYOCERA Document Solutions Korea Co., Ltd. 18F, Kangnam bldg, 1321-1, Seocho-Dong, Seocho-Gu, Seoul, Korea KYOCERA Document Solutions Phone: +822-6933-4050 Australia Pty. Ltd. Fax: +822-747-0084 Level 3, 6-10 Talavera Road North Ryde N.S.W, 2113,...
  • Page 399 Fax: +33-1-69853409 KYOCERA Document Solutions South Africa (Pty) Ltd. KYOCERA Document Solutions Espana, S.A. 49 Kyalami Boulevard, Edificio Kyocera, Avda. de Manacor No.2, Kyalami Business Park 1685 Midrand, South Africa 28290 Las Matas (Madrid), Spain Phone: +27-11-540-2600 Phone: +34-91-6318392 Fax: +27-11-466-3050...

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