Riso RN SERIES Technical Manual
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Riso RN SERIES Technical Manual

Riso RN SERIES Technical Manual

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TECHNICAL MANUAL

Copyright : 2000 Riso Kagaku Corporation
All Rights Reserved. This Technical Manual was prepared
and written for the exclusive use of RISO International Group
Certified Dealers. Reproduction and/or transmittal of this
material in any form or by any means, including photocopying
or recording of the information is strictly prohibited without the
consent of a member of RISO International Group.
RISO KAGAKU CORPORATION (JAPAN)
RISO, INC. (U.S.A.)
RISO EUROPE LIMITED (U.K.)
RISO HONG KONG (HONG KONG)
RISO UK (U.K.)
RISO THAILAND LIMITED (THAILAND)
RN
SERIES
VERSION 1.0
JULY, 2000
RISO INTERNATIONAL GROUP
RISO DEUTSCHLAND GMBH (GERMANY)
RISO FRANCE (FRANCE)
RISO IBERICA (SPAIN)
RISO CANADA (CANADA)
RISO ZHUHAI (HONG KONG)
RISO AFRICA (SOUTH AFRICA)
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Summary of Contents for Riso RN SERIES

  • Page 1: Technical Manual

    Copyright : 2000 Riso Kagaku Corporation All Rights Reserved. This Technical Manual was prepared and written for the exclusive use of RISO International Group Certified Dealers. Reproduction and/or transmittal of this material in any form or by any means, including photocopying or recording of the information is strictly prohibited without the consent of a member of RISO International Group.
  • Page 2 Inde Inde x x x x x Inde Inde Inde Chapter 1 Maintenance Chapter 2 Machine Summary Chapter 3 Machine Drive Section Chapter 4 First Paper Feed Section Chapter 5 Second Paper Feed Section Chapter 6 Press Section Chapter 7 Paper Ejection System Chapter 8 Print Drum Section...

  • Page 3: Table Of Contents

    CHAPTER : MAINTENANCE Contents Preface ........................1-2 CAUTION ........................1-3 WARNING ......................... 1-4 Work Precautions ..................... 1-5 Exterior Cover Removal .................... 1-8 Controller (RISORINC2) and System PCB ............1-13 1 – 1 RN (Version 1.0)

  • Page 4: Preface

    Preface This manual provides Technical Service Information for the RISOGRAPH model RN series. This manual is published as a reference guide for use by RISO Group (RISO Kagaku Corp./ RISO,INC./RISO EUROPE Ltd.) Certified Technical Representatives experienced in duplicator repair and service.

  • Page 5: Caution

    CHAPTER 1. MAINTENANCE CAUTION CAUTION [Handling of Lithium Battery] - Never fail to follow the following instructions when you discard the used lithium battery. 1. Never let the battery short-circuited. If the (+) and (-) terminals contact each other or metal materials, the battery will be short-circuited.

  • Page 6: Warning

    CHAPTER 1. MAINTENANCE WARNING !! WARNING !! Important Safety Precautions 1. Always disconnect electrical supply before placing hands in the machine. I. To avoid injuries: Be sure to disconnect the electrical power before disassembling, assembling,or when making adjustments on the machine. II.

  • Page 7: Work Precautions

    CHAPTER 1. MAINTENANCE WORK PRECAUTIONS Work Precautions Inspection If you discover any defects or problems during an inspection, fix the problems or if necessary take steps such as replacing a part. Removal Check the problem area. At the same time, examine the cause of the problem and determine whether the part needs to be removed or disassembled.

  • Page 8: Sensor Types

    CHAPTER 1. MAINTENANCE WORK PRECAUTIONS Electrical system work • After removing wire bundles, fasten them with wire bundle bands (bar lock ties) so that they will not sag. • When installing parts, be careful to avoid pinching or damaging the wire bundles. •...

  • Page 9: Installation Location

    CHAPTER 1. MAINTENANCE WORK PRECAUTIONS Installation location • Do not install the machine in any of the following locations. Those subject to direct sunlight or any bright location such as by a window (If you must install in such a location, put a curtain or the like over the window.) Those where the temperature changes drastically Those that are too hot, cold, humid, or dry RECOMMENDED:...

  • Page 10: Exterior Cover Removal

    CHAPTER 1. MAINTENANCE EXTERIOR COVER REMOVAL Exterior Cover Removal 1. Bring the Print Cylinder to Position-A and remove the Print Cylinder from the machine. 2. Turn off the power and remove the power cord from the machine. FRONT COVER Remove mounting screws (M4x8: 2 pcs) from the Hinge, and remove the Hinge. The Front Cover comes off the machine.
  • Page 11 CHAPTER 1. MAINTENANCE EXTERIOR COVER REMOVAL REAR COVER Remove mounting screws (M3x5: 2pcs) of the Connector Lock of the Controller and open the Connector Locks flat against the Controller. Remove screws (M4x8: 4 pcs) and remove the Rear Cover. Connector lock Rear cover MASTER REMOVAL LOWER COVER Remove the Master Disposal Box.
  • Page 12 CHAPTER 1. MAINTENANCE EXTERIOR COVER REMOVAL STAGE COVER Remove mounting screw (M4x10: 1 pc) from each of the two Hinges of the Stage Cover, and then as shown on the photograph, attach those screws in the secrew holes behind. Remove screw (M4x8: 1 pc) on the Scanner Unit Cover (rear) to detach the Ground Wire from the machine, and then lift the Stage Cover off the machine.
  • Page 13 CHAPTER 1. MAINTENANCE EXTERIOR COVER REMOVAL SCANNER UNIT COVER (LEFT) Remove mounting screw (M4x8: 4 pcs) and remove the Scanner Unit Cover (left). Scanner unit cover (left) SCANNER UNIT COVER (REAR) Remove the Stage Cover. Remove mounting screw (M4x8: 4 pcs) and remove the Scanner Unit Cover (rear). Scanner unit cover (rear) 1 –...
  • Page 14 CHAPTER 1. MAINTENANCE EXTERIOR COVER REMOVAL SCANNER UNIT COVER (FRONT) Remove mounting screw (M4x8: 3 pcs) and remove the Scanner Unit Cover (front). Scanner unit cover (front) SCANNER UNIT COVER (RIGHT) Remove Scanner Unit Cover (front) and Scanner Unit Cover (rear). Remove mounting screw (M4x8: 2 pcs) and remove the Scanner Unit Cover (right).

  • Page 15: Controller (Risorinc2) And System Pcb

    CHAPTER 1. MAINTENANCE EXTERIOR COVER REMOVAL Controller (RISORINC2) and SYSTEM PCB CONTROLLER (RISORINC2) Remove the Rear Cover. Disconnect three connectors from the Controller (1 on the top and 2 on the bottom of the Controller). Remove screws (M3x6: 2 pcs), and pull the Controller a little bit to the front, just enough to clear the half-pierce, and slide the Controller out of the machine.
  • Page 16 CHAPTER 1. MAINTENANCE EXTERIOR COVER REMOVAL SYSTEM PCB Remove the Rear Cover. Remove screws (M3x5: 1 pc), and remove the Wire Harness Support Plate. Disconnect all the Connectors from the System PCB, remove screws (M3x5: 6 pcs), and then remove the System PCB together with the System PCB Support Bracket B.
  • Page 17 CHAPTER 1. MAINTENANCE EXTERIOR COVER REMOVAL SYSTEM PCB SUPPORT BRACKET A Unplug the connector of the FB Junction Wire Harness from the Junction COnnector, and then detach the Junction Connector from the System PCB Support Bracket A. Remove seven Snap Bands from the System PCB Support Bracket A. Remove screws (M4x6: 5 pcs) and detach the System PCB Support Bracket from the machine.
  • Page 18 CHAPTER 1. MAINTENANCE [Memo] 1 – 16 RN (Version 1.0)
  • Page 19 CHAPTER : MACHINE SUMMARY Contents Specifications (Metric Model) ..................1-2 Specifications (Inch Model) ..................1-6 2 – 1 RN (Version 1.0)

  • Page 20: Specifications (Metric Model)

    CHAPTER 2. MACHINE SUMMARY SPECIFICATIONS (METRIC MODEL) Specifications (Metric Model) Reference only 2 – 2 RN (Version 1.0)
  • Page 21 CHAPTER 2. MACHINE SUMMARY SPECIFICATIONS (METRIC MODEL) Reference only 2 – 3 RN (Version 1.0)
  • Page 22 CHAPTER 2. MACHINE SUMMARY SPECIFICATIONS (METRIC MODEL) Reference only 2 – 4 RN (Version 1.0)
  • Page 23 CHAPTER 2. MACHINE SUMMARY SPECIFICATIONS (METRIC MODEL) Reference only 2 – 5 RN (Version 1.0)

  • Page 24: Specifications (Inch Model)

    CHAPTER 2. MACHINE SUMMARY SPECIFICATIONS (INCH MODEL) Specifications (Inch Model) Reference only Not available to U.S.A. (U.S.A. has RN2000 designed only for Letter size) 2 – 6 RN (Version 1.0)
  • Page 25 CHAPTER 2. MACHINE SUMMARY SPECIFICATIONS (INCH MODEL) Reference only 2 – 7 RN (Version 1.0)
  • Page 26 CHAPTER : MAIN DRIVE SECTION Contents Mechanism ..........................3-2 Main Drive Section ....................3-2 Main Motor Safety Mechanism .................. 3-3 Print Drum Position Check Mechanism ..............3-4 Removal and Assembly ......................3-6 Removing the Main Motor Unit .................. 3-6 Removing the Flat Bed Set Switch ................3-8 Removing the Print Drum Safety Switch ..............

  • Page 27: Mechanism

    CHAPTER 3. MAIN DRIVE SECTION MAIN DRIVE SECTION Mechanism Main Drive Section When the Main motor [A] is turned on, the Main pulley [B] rotates and the rotation is transmitted to the Print drum pulley [D] via the Main belt [C]. The Main motor encoder sensor [E] detects the speed and position of the main motor [A].

  • Page 28: Main Motor Safety Mechanism

    CHAPTER 3. MAIN DRIVE SECTION MAIN MOTOR SAFETY MECHANISM Main Motor Safety Mechanism Two safety switches (Flat bed set switch [A] and Print drum safety switch [B]) prevent the motor from being turned on if parts are not positioned. A: Flat bed set switch B: Print drum safety switch 3 –...

  • Page 29: Print Drum Position Check Mechanism

    CHAPTER 3. MAIN DRIVE SECTION PRINT DRUM POSITION CHECK MECHANISM Print Drum Position Check Mechanism The print drum’s rotation position is detected by the Main motor encoder sensor referenced to the position A detected by the Position A sensor [A] on the machine and Position A detection plate [B] on the print drum.
  • Page 30 CHAPTER 3. MAIN DRIVE SECTION [Memo] 3 – 5 RN (Version 1.0)

  • Page 31: Removal And Assembly

    CHAPTER 3. MAIN DRIVE SECTION REMOVING THE MAIN MOTOR UNIT Removal and Assembly Removing the Main Motor Unit (1) Position the print drum at position A, turn off the power, and then remove the following covers and components. • Front door •...
  • Page 32 CHAPTER 3. MAIN DRIVE SECTION REMOVING THE MAIN MOTOR UNIT Main motor unit [Precautions on Reassembly] • Tension the main belt by aligning the position-A alignment hole [J] on the print drum with the main- pulley position-A alignment hole [K] and then turning the Idler C ass’y [E] counter-clockwise to apply tension on the Main belt [C] and lock its position.

  • Page 33: Removing The Flat Bed Set Switch

    CHAPTER 3. MAIN DRIVE SECTION REMOVING THE FLAT BED SET SWITCH Removing the Flat Bed Set Switch (1) Pull out the print drum and remove the covers. • Front door • Front cover (2) Unplug the connector [C], remove the mounting screws (M4 x 6: 2 pcs), and then remove the entire Flat bed set switch cover [A].

  • Page 34: Removing The Print Drum Safety Switch

    CHAPTER 3. MAIN DRIVE SECTION REMOVING THE PRINT DRUM SAFETY SWITCH Removing the Print Drum Safety Switch (1) Pull out the print drum. (2) Remove the covers. • Front door • Front cover (3) Remove the Print drum safety switch cover [B]. (M4 x 6: 2 pcs) (4) Unplug the Connector [C], remove the mounting screws (M3 x 14: 2 pcs), and then remove the Print drum safety switch [A].

  • Page 35: Adjustment

    CHAPTER 3. MAIN DRIVE SECTION PRINT DRUM POSITION-A ADJUSTMENT Adjustment Print Drum Position-A Adjustment Checking and adjustment procedure (1) Pull out the print drum and return it back after removing the master attached to it. (2) Open the Scanner table. (3) Start the test mode, and run test mode No.
  • Page 36 CHAPTER : FIRST PAPER FEED SECTION Contents Mechanism ..........................4-2 Paper Feed Tray Mechanism ................... 4-2 Paper Feed Tray Elevation Mechanism ..............4-3 Paper Feed Tray Safety Mechanism ................. 4-4 First Paper Feed Drive Mechanism ................4-5 Paper Strip Mechanism .................... 4-6 Paper Feed Pressure Adjust Lever ................

  • Page 37: Mechanism

    CHAPTER 4. FIRST PAPER FEED SECTION PAPER FEED TRAY MECHANISM Mechanism Paper Feed Tray Mechanism 1) Horizontal positioning (horizontal print positioning) of the paper feed tray The Paper feed tray [A] can be moved ±10 mm left or right by turning the Adjustment dial [B] manually (for paper widths up to 274 mm, and ±5 mm for paper widths between 275 mm and 290 mm).

  • Page 38: Paper Feed Tray Elevation Mechanism

    CHAPTER 4. FIRST PAPER FEED SECTION PAPER FEED TRAY ELEVATION MECHANISM 2. Paper Feed Tray Elevation Mechanism The presence of paper loaded in the Paper feed tray [A] is detected by the Paper detection sensor [B]. When light is received at the Paper detection sensor [B] (paper present), pressing the START key activates the Elevator motor [E] and raises the Paper feed tray [A] until the Scraper assembly [C] blocks the light beam of the Upper limit sensor [D].

  • Page 39: Paper Feed Tray Safety Mechanism

    CHAPTER 4. FIRST PAPER FEED SECTION PAPER FEED TRAY SAFETY MECHANISM Paper Feed Tray Safety Mechanism The Paper feed tray lower safety switch [C] ensures safety while the paper feed tray is being raised or lowered or is stationary. If the Safety switch actuator plate [B] is depressed, the Paper feed tray lower safety switch [C] trips. An error in the paper feed tray is then assumed, and the machine stops.

  • Page 40: First Paper Feed Drive Mechanism

    CHAPTER 4. FIRST PAPER FEED SECTION FIRST PAPER FEED DRIVE MECHANISM First Paper Feed Drive Mechanism When the printing operation commences, the Main motor [A] activates to rotate the print drum via the Main belt [C]. When the Main motor [A] is running, the Paper feed timing belt [D] continuously drives the pulley on the Paper feed clutch [E].

  • Page 41: Paper Strip Mechanism

    CHAPTER 4. FIRST PAPER FEED SECTION PAPER STRIP MECHANISM Paper Strip Mechanism The paper loaded in the paper feed tray is fed in between the Pickup roller [A] and Stripper pad [B] by the rotating scraper roller. The paper is then separated by the Pickup roller [A] and Stripper pad [B] to ensure that only the uppermost sheet is sent into the machine.

  • Page 42: Paper Feed Pressure Adjust Lever

    CHAPTER 4. FIRST PAPER FEED SECTION PAPER FEED PRESSURE ADJUST LEVER Paper Feed Pressure Adjust Lever The Paper feed pressure adjust lever [A] is located on the left-hand side of the scraper unit, and moving this to the left or right switches the scraper-roller paper-feed pressure (scraper pressure) from NORMAL (weak) and CARD (strong).
  • Page 43 CHAPTER 4. FIRST PAPER FEED SECTION [Memo] 4 – 8 RN (Version 1.0)

  • Page 44: Removal And Assembly

    CHAPTER 4. FIRST PAPER FEED SECTION REMOVING THE PAPER FEED TRAY UNIT Removal and Assembly Removing the Paper Feed Tray Unit (1) Lower the Paper feed tray [F] fully. (2) Remove the rear cover. (3) Unplug the connector [A] on the wire harness [B] from the Paper feed tray [F]. Remove the mounting screw (M4 x 6: 1 pc) and remove the ground screw [D].

  • Page 45: Removing The Paper Width Potentiometer, Paper Detection Sensor, And Paper Size Detection Sensor

    CHAPTER 4. FIRST PAPER FEED SECTION REMOVING THE PAPER WIDTH POTENTIOMETER, PAPER DETECTION SENSOR, AND PAPER SIZE DETECTION SENSOR Removing the Paper Width Potentiometer, Paper Detection Sensor, and Paper Size Detection Sensor (1) Remove the paper feed tray unit. (2) Remove the E-ring and remove the Adjustment dial [A]. (3) Remove the E-rings [C] and bearings from both sides of the Slide shaft [B].
  • Page 46 CHAPTER 4. FIRST PAPER FEED SECTION REMOVING THE PAPER WIDTH POTENTIOMETER, PAPER DETECTION SENSOR, AND PAPER SIZE DETECTION SENSOR [Precautions on Reassembly] • With the fence opened fully, mount the Spur gear [L] and the flat face of the potentiometer shaft [M] facing the printer body.

  • Page 47: Removing The Pickup And Scraper Rollers

    CHAPTER 4. FIRST PAPER FEED SECTION REMOVING THE PICKUP AND SCRAPER ROLLERS Removing the Pickup and Scraper Rollers Removing the Scraper roller (1) Lower the paper feed tray fully and switch off the power. (2) Remove the Lock ring [E] on the Scraper roller shaft [C]. (3) Slide the Scraper roller [D] off the Scraper roller shaft [C].

  • Page 48: Removing The Feed Tray Descent Button And Upper Limit Sensor

    CHAPTER 4. FIRST PAPER FEED SECTION REMOVING THE FEED TRAY DESCENT BUTTON AND UPPER LIMIT SENSOR Removing the Feed Tray Descent Button and Upper Limit Sensor (1) Remove the Master-removal lower cover. (mounting screws M4 x 8: 4 pcs) (2) Unplug connector [A], remove the mounting screw (M4 x 8: 1 pc), and then remove the Upper limit sensor [B] together with the Upper limit sensor bracket [C].

  • Page 49: Removing The Paper Feed Clutch

    CHAPTER 4. FIRST PAPER FEED SECTION REMOVING THE PAPER FEED CLUTCH Removing the Paper Feed Clutch (1) Remove the rear cover. (2) Loosen the retaining screw [C] on the Paper timing belt tension bracket [B], and reduce the tension on the Paper feed timing belt [E]. (3) Unplug the connector [F], remove the E-ring, and remove the Paper feed clutch [D].

  • Page 50: Removing The Pickup Roller Shaft Ass'y

    CHAPTER 4. FIRST PAPER FEED SECTION REMOVING THE PICKUP ROLLER SHAFT ASS’Y Removing the Pickup Roller Shaft Ass’y (1) Remove the covers. • Rear cover • Master-removal lower cover (2) Remove the pickup and scraper rollers. (3) Remove the upper limit sensor. (4) Remove the paper feed clutch.

  • Page 51: Removing The Elevator Motor

    CHAPTER 4. FIRST PAPER FEED SECTION REMOVING THE ELEVATOR MOTOR Removing the Elevator Motor (1) Lower the paper feed tray fully, switch off the power, and pull out the print drum. (2) Remove the covers. • Front door • Front cover •...

  • Page 52: Removing The Paper Feed Tray Lower Safety Switch

    CHAPTER 4. FIRST PAPER FEED SECTION REMOVING THE PAPER FEED TRAY LOWER SAFETY SWITCH Removing the Paper Feed Tray Lower Safety Switch (1) Remove the screws (Shoulder screw, M4 x 30: 2 pcs), securing the printer to the Risograph stand. (2) Remove the rear cover.

  • Page 53: Removing The Stripper Unit

    CHAPTER 4. FIRST PAPER FEED SECTION REMOVING THE STRIPPER UNIT Removing the Stripper Unit (1) Lower the paper feed tray fully. (2) Place a finger on the top of the Stripper unit [A] and pull it forward to remove it. [Precautions on Reassembly] •...

  • Page 54: Removing The Stripper Pad Ass'y

    CHAPTER 4. FIRST PAPER FEED SECTION REMOVING THE STRIPPER PAD ASS’Y 10. Removing the Stripper Pad Ass’y (1) Lower the paper feed tray fully, and remove the stripper unit. (2) Lift up the Stripper pad ass’y [A] by hand and remove it. [Precautions on Reassembly] •...

  • Page 55: Adjustment

    CHAPTER 4. FIRST PAPER FEED SECTION UPPER LIMIT SENSOR POSITION ADJUSTMENT Adjustment Upper Limit Sensor Position Adjustment Procedure (1) Remove the paper on the paper feed tray. (2) Start test mode No. 453 (elevator servo) and raise the paper feed tray and bringing it to a complete stop.

  • Page 56: Stripper Unit Adjustment

    CHAPTER 4. FIRST PAPER FEED SECTION STRIPPER UNIT ADJUSTMENT Stripper Unit Adjustment Procedure (1) Slide the Paper feed pressure adjust lever to suit the paper type before printing. (2) If multiple feeding or non-feeding occurs, adjust the stripper-pad angle and pressure. Multiple feeding •...

  • Page 57: Paper-Feed Clutch "On" Timing Adjustment

    CHAPTER 4. FIRST PAPER FEED SECTION PAPER-FEED CLUTCH “ON” TIMING ADJUSTMENT Paper-Feed Clutch “ON” Timing Adjustment Check and adjustment procedure (1) Test print to check that paper is fed smoothly. (2) If the first stage paper feed timing is not synchronized, adjust using test mode No. 481 (paper- feed-clutch activation drum angle adjustment).
  • Page 58 CHAPTER : SECOND PAPER FEED SECTION Contents Mechanism ..........................5-2 Second Paper Feed Mechanism ................5-2 Vertical Print Positioning Mechanism ............... 5-4 Removal and Assembly ......................5-6 Removing the Guide Roller Ass’y ................5-6 Removing the Paper Guide Plate Ass’y ..............5-7 Removing the Paper Sensor ..................

  • Page 59: Mechanism

    CHAPTER 5. SECOND PAPER FEED SECTION SECOND PAPER FEED MECHANISM Mechanism Second Paper Feed Mechanism When the main motor operates during printing, the Main cam [A] rotates clockwise. The Main cam [A] rotation moves the Timing gear [C] via the Cam follower arm [B], and this rotates the Timing cam [D].
  • Page 60 CHAPTER 5. SECOND PAPER FEED SECTION SECOND PAPER FEED MECHANISM Drum Position-A At Drum position-A, the protrusion on the Timing cam [B] pushes against the Timing lever [C] to raise the Guide roller [D]. First paper feed start When the first paper feed starts and the paper is fed in, the Timing gear [E] is rotated in the direction, indicated by arrow mark, by the...

  • Page 61: Vertical Print Positioning Mechanism

    CHAPTER 5. SECOND PAPER FEED SECTION VERTICAL PRINT POSITIONING MECHANISM Vertical Print Positioning Mechanism Pressing the < > or < > print position keys on the panel activates the Print positioning pulse motor [A], which rotates the Print positioning adjuster cam [B] to move the Print positioning plate ass’y [C]. The Print positioning plate ass’y [C] motion moves the Print positioning lever ass’y [E], changing the timing with the main cam.
  • Page 62 CHAPTER 5. SECOND PAPER FEED SECTION VERTICAL PRINT POSITIONING MECHANISM Pressing the < > (up) key on the panel When the < > key is pressed, the print- positioning adjuster cam [C] and print- positioning adjuster plate ass’y [B] move in the directions indicated by arrows.

  • Page 63: Removal And Assembly

    CHAPTER 5. SECOND PAPER FEED SECTION REMOVING THE GUIDE ROLLER ASS’Y Removal and Assembly Removing the Guide Roller Ass’y (1) Pull out the print drum and remove the following covers. • Front door • Front cover • Rear cover (2) Unplug the three connectors and remove the controller. (mounting screws M4 x 6: 2 pcs) (3) Remove the Guide roller spring [A].

  • Page 64: Removing The Paper Guide Plate Ass'y

    CHAPTER 5. SECOND PAPER FEED SECTION REMOVING THE PAPER GUIDE PLATE ASS’Y Removing the Paper Guide Plate Ass’y (1) Pull out the print drum and remove the following covers. • Front door • Front cover • Rear cover • Master-removal lower cover (2) Remove the following components.
  • Page 65 CHAPTER 5. SECOND PAPER FEED SECTION REMOVING THE PAPER GUIDE PLATE ASS’Y (6) Unplug the connector from the Paper guide plate [A], remove the mounting screws (M4 x 8: 7 pcs), and then remove the Paper guide plate [A]. Enlarged view [Precautions on Reassembly] •...

  • Page 66: Removing The Paper Sensor

    CHAPTER 5. SECOND PAPER FEED SECTION REMOVING THE PAPER SENSOR Removing the Paper Sensor (1) Pull out the print drum and remove the following covers. • Front door • Front cover • Rear cover • Master-removal lower cover (2) Remove the following components. •...

  • Page 67: Removing The Timing Roller

    CHAPTER 5. SECOND PAPER FEED SECTION REMOVING THE TIMING ROLLER Removing the Timing Roller (1) Remove the following covers. • Front door • Front cover • Rear cover • Master-removal lower cover (2) Remove the following components. • Paper feed tray unit •...
  • Page 68 CHAPTER 5. SECOND PAPER FEED SECTION REMOVING THE TIMING ROLLER Load spring mounting direction A: Timing roller B: Timing cam C: Collar D: Load spring E: Bearing bush 5 – 11 RN (Version 1.0)

  • Page 69: Removing The Print-Positioning Unit

    CHAPTER 5. SECOND PAPER FEED SECTION REMOVING THE PRINT-POSITIONING UNIT Removing the Print-Positioning Unit (1) Remove the rear cover. (2) Remove the controller. (3) Remove the Timing gear spring [A]. (4) Unplug the connectors on the Vertical centering sensor [B] and Print-positioning pulse motor [C]. (5) Remove the E-ring on the Cam follower arm [D], and remove the Cam follower arm [D] and Washers [F] (one each on the front and rear of the Cam follower arm [D]) from the Timing gear [E].

  • Page 70: Removing The Vertical Centering Sensor

    CHAPTER 5. SECOND PAPER FEED SECTION REMOVING THE VERTICAL CENTERING SENSOR Removing the Vertical Centering Sensor (1) Remove the rear cover. (2) Unplug the connector, remove the mounting screw (3 x 6: 1 pc), and then remove the Vertical centering sensor [B] together with the Vertical centering sensor bracket [C]. [Precautions on Reassembly] •...

  • Page 71: Removing The Print-Positioning Pulse Motor

    CHAPTER 5. SECOND PAPER FEED SECTION REMOVING THE PRINT-POSITIONING PULSE MOTOR Removing the Print-Positioning Pulse Motor (1) Remove the rear cover. (2) Remove the following components. • Controller • Timing gear spring • Print-positioning unit [A] (3) Remove the E-ring and remove the Print-positioning cam [B]. (4) Remove the E-ring and remove the Print-positioning intermediate gear [C].

  • Page 72: Removing The Timing Gear

    CHAPTER 5. SECOND PAPER FEED SECTION REMOVING THE TIMING GEAR Removing the Timing Gear (1) Remove the rear cover. (2) Remove the following components. • Controller • Guide roller spring • Timing cam [A] • Timing gear spring [B] • Print-positioning unit [C] (3) Remove the E-ring from the Timing gear shaft [E] and remove the Timing gear [D].

  • Page 73: Adjustment

    CHAPTER 5. SECOND PAPER FEED SECTION TIMING CAM MOUNTING POSITION Adjustment Timing Cam Mounting Position Procedure (1) Move the print drum to position A, centralize the printing position, switch off the power, and then remove the rear cover. (2) With the positioning marks aligned on the Main cam and print-positioning unit, check that the positioning marks [C] are aligned on the Timing gear [B] and Timing cam [A].
  • Page 74 CHAPTER : PRESS SECTION Contents Mechanism ..........................6-2 Press Mechanism ....................6-2 Pressure Control Mechanism .................. 6-4 Removal and Assembly ......................6-5 Removing the Pressure Roller ................. 6-5 Removing the Pressure Solenoid ................6-6 Removing the Pressure Lever Ass’y ................ 6-7 Removing the Pressure Control Motor and Print Pressure Control Sensor ...

  • Page 75: Mechanism

    CHAPTER 6. PRESS SECTION PRESS MECHANISM Mechanism Press Mechanism The main motor activates when printing begins, and the Pressure solenoid [F] activates once the print drum rotates through 40°. As the clamp plate base on the print drum approaches the pressure roller, the protrusion on the Pressure cam [A] pushes against Pressure lever A [B] to rotate it clockwise.
  • Page 76 CHAPTER 6. PRESS SECTION PRESS MECHANISM Pressure roller is raised Pressure roller is lowered A: Pressure cam B: Pressure lever A C: Pressure lever B D: Pressure spring E: Second pressure spring F: Pressure solenoid G: Solenoid lever H: Pressure shaft 6 –...

  • Page 77: Pressure Control Mechanism

    CHAPTER 6. PRESS SECTION PRESSURE CONTROL MECHANISM Pressure Control Mechanism Pressing the < > or < > print density keys on the panel activates the Pressure control motor [A] and moves the Print pressure gear ass’y [D]. The movement of the Print pressure gear ass’y [D] varies the tension of the second pressure spring [B].

  • Page 78: Removal And Assembly

    CHAPTER 6. PRESS SECTION REMOVING THE PRESSURE ROLLER Removal and Assembly Removing the Pressure Roller (1) Pull out the print drum. (2) Insert a screwdriver through the opening in the front frame of the machine, and remove the retaining screw [B]. (3) Slide the Pressure roller [A] forward until the bearing [C] disengages from the Pressure roller bracket [D], and then lift upward to remove it.

  • Page 79: Removing The Pressure Solenoid

    CHAPTER 6. PRESS SECTION REMOVING THE PRESSURE SOLENOID Removing the Pressure Solenoid (1) Remove the rear cover. (2) Remove the mounting screws (M4x8: 3 pcs), and pull the Filter PCB unit [A] forward. (3) Remove the Second pressure spring [B] and Pressure spring [C]. (4) Unplug the connector [D], remove the mounting screws (M4x8: 4 pcs) on the Solenoid base ass’y [E], and then remove the Solenoid base ass’y [E].

  • Page 80: Removing The Pressure Lever Ass'y

    CHAPTER 6. PRESS SECTION REMOVING THE PRESSURE LEVER ASS’Y Removing the Pressure Lever Ass’y (1) Make a confidential master, and then bring the print drum to position A. (2) Open the scanner table, and remove the rear cover. (3) Remove the screws and pull forward the filter PCB unit. (4) Remove both the Second pressure spring and Pressure spring.

  • Page 81: Removing The Pressure Control Motor And Print Pressure Control Sensor

    CHAPTER 6. PRESS SECTION REMOVING THE PRESSURE CONTROL MOTOR AND PRINT PRESSURE CONTROL SENSOR Removing the Pressure Control Motor and Print Pressure Con- trol Sensor Removing the Pressure Control Motor (1) Remove the rear cover. (2) Remove the E-ring and the Drive transfer gear [C]. (3) Unplug the connector [B] on the Pressure control motor [A], remove the mounting screws (M3x6: 2 pcs), and then remove the Pressure control motor [A].
  • Page 82 CHAPTER 6. PRESS SECTION [Memo] 6 – 9 RN (Version 1.0)

  • Page 83: Adjustment

    CHAPTER 6. PRESS SECTION MOUNTING POSITION OF THE PRESSURE LEVER ASS’Y Adjustment Mounting Position of the Pressure Lever Ass’y Checking and adjustment procedure (1) Make a confidential master, and then bring the print drum to position A. (2) Remove the rear cover. (3) Remove the screws and pull forward the filter PCB unit.
  • Page 84 CHAPTER 6. PRESS SECTION MOUNTING POSITION OF THE PRESSURE LEVER ASS’Y Detailed figure 1 Detailed figure 2 A: Pressure lever B B: Pressure lever A C: Allen wrench (3 mm) D: Solenoid lever E: Pressure shaft 6 – 11 RN (Version 1.0)
  • Page 85 CHAPTER 6. PRESS SECTION [Memo] 6 – 12 RN (Version 1.0)
  • Page 86 CHAPTER : PAPER EJECTION SYSTEM Contents Mechanism ..........................7-2 Paper Ejection Mechanism ..................7-2 Paper Separator Mechanism ................... 7-3 Paper Ejection Wing Mechanism ................7-4 Removal and Assembly ......................7-5 Removing the Paper Receiving Tray ................ 7-5 Removing the De-electricity Plate and Suction Unit ..........7-6 Removing the Suction Fan ..................

  • Page 87: Mechanism

    CHAPTER 7. PAPER EJECTION SYSTEM PAPER EJECTION MECHANISM Mechanism Paper Ejection Mechanism Printed paper is first detached from the print drum by the Separator [B] and two Separation fans [F]. It is then sent to the paper receiving tray by the Transfer belts [E]. The transfer belts [E] are driven by the Paper ejection motor [C].

  • Page 88: Paper Separator Mechanism

    CHAPTER 7. PAPER EJECTION SYSTEM PAPER SEPARATOR MECHANISM Paper Separator Mechanism The Separator [A] is close to the print drum when the paper is being detached from the print drum. As the print drum rotates and the clamp plate base approaches the Separator [A], the Separator arm ass’y [G] is pushed by the Pressure cam [F] on the Print drum pulley.

  • Page 89: Paper Ejection Wing Mechanism

    CHAPTER 7. PAPER EJECTION SYSTEM PAPER EJECTION WING MECHANISM Paper Ejection Wing Mechanism The left- and right-hand ejection wings on the Suction unit can be set manually to the raised [B] or lowered [C] positions to suit the paper ejection requirements. Normally, the ejection wings are raised [B] for regular paper and lowered [C] for cards.

  • Page 90: Removal And Assembly

    CHAPTER 7. PAPER EJECTION SYSTEM REMOVING THE PAPER RECEIVING TRAY Removal and Assembly Removing the Paper Receiving Tray (1) Fold down the fences of the Paper receiving tray [A], and close the Paper receiving tray [A] to an angle of about 45°. (2) Lifting the paper receiving tray [A] vertically upwards at this angle detaches it from the machine.

  • Page 91: Removing The De-Electricity Plate And Suction Unit

    CHAPTER 7. PAPER EJECTION SYSTEM REMOVING THE DE-ELECTRICITY PLATE AND SUCTION UNIT Removing the De-electricity Plate and Suction Unit Removing the De-electricity Plate (1) Switch off the power, remove the rear cover, and remove the following components. • Paper receiving tray (2) Remove the mounting screws (M4 x 8: 4 pcs) [B] on the De-electricity Plate [A], and then remove the De-electricity Plate [A].
  • Page 92 CHAPTER 7. PAPER EJECTION SYSTEM REMOVING THE DE-ELECTRICITY PLATE AND SUCTION UNIT [Precautions on Reassembly] • Mount the suction unit by hooking the left- and right-hand side front edges [G] onto the brackets [H] on the machine side frames. (Enlarged view) G: Suction unit front edge H: Brackets 7 –...

  • Page 93: Removing The Suction Fan

    CHAPTER 7. PAPER EJECTION SYSTEM REMOVING THE SUCTION FAN Removing the Suction Fan (1) Switch off the power, remove the rear cover, and remove the following components. • Paper receiving tray • De-electricity Plate • Suction unit (2) Turn the Suction unit [A] upside down, and unplug the suction fan connector [B]. (3) Remove the mounting screws (M4 x 10: 3 pcs) [C], and remove the Suction fan [D].

  • Page 94: Removing The Paper Ejection Wing

    CHAPTER 7. PAPER EJECTION SYSTEM REMOVING THE PAPER EJECTION WING Removing the Paper Ejection Wing (1) Switch off the power, remove the rear cover, and remove the following components. • Paper receiving tray • De-electricity Plate • Suction unit (2) Lift up the belt driven pulley ass’y [A] with your fingers, unhook from the suction unit, and remove. A: Belt driven pulley ass’y (3) Remove the mounting screws (M4 x 8: 6 pcs) [C] on the Suction face cover [B].
  • Page 95 CHAPTER 7. PAPER EJECTION SYSTEM REMOVING THE TIMING ROLLER (5) Remove the mounting screws (M3 x 8: 2 pcs) [F] from both the left- and right-hand Ejection wings [E], and remove the ejection wings. E: Ejection wings (left, right) F: Mounting screws (M3 x 8: 2 pcs each) [Precaution on Reassembly] •...

  • Page 96: Removing The Paper Ejection Motor And Encoder Sensor

    CHAPTER 7. PAPER EJECTION SYSTEM REMOVING THE PAPER EJECTION MOTOR AND ENCODER SENSOR Removing the Paper Ejection Motor and Encoder Sensor Removing the Paper Ejection Motor (1) Switch off the power, remove the rear cover, and remove the following components. •...

  • Page 97: Removing The Transfer Belts

    CHAPTER 7. PAPER EJECTION SYSTEM REMOVING THE TRANSFER BELTS Removing the Transfer Belts (1) Switch off the power, remove the rear cover, and remove the following components. • Paper receiving tray • De-electricity Plate • Suction unit • Ejection wings (2) Remove the Paper ejection motor belt [A].

  • Page 98: Removing The Separation Fan Unit

    CHAPTER 7. PAPER EJECTION SYSTEM REMOVING THE SEPARATION FAN UNIT Removing the Separation Fan Unit (1) Switch off the power and remove the rear cover. (2) Unplug the separation fan unit connector [A]. (3) Remove the mounting screws (M4 x 8: 2 pcs) [B] on the Separation fan unit [C], and remove the separation fan unit by sliding it in the same direction that paper is ejected.

  • Page 99: Removing The Separator Fan And Paper Receiving Sensor

    CHAPTER 7. PAPER EJECTION SYSTEM REMOVING THE SEPARATOR FAN AND PAPER RECEIVING SENSOR Removing the Separator Fan and Paper Receiving Sensor Removing the Separator Fan (1) Switch off the power, remove the rear cover, and remove the following component. • Separation fan unit (2) Remove the nozzle mounting screw (tapping screw M3 x 10: 3 pcs) [A], and remove the Nozzle [E].

  • Page 100: Removing The Separator

    CHAPTER 7. PAPER EJECTION SYSTEM REMOVING THE SEPARATOR Removing the Separator (1) Pull out the print drum, switch off the power, and remove the front cover. (2) Remove the separator mounting screw (M3 x 8: 1 pc) [A]. (3) Remove the release arm mounting screw (M3 x 8: 1 pc) [B]. (4) Remove the E-ring [C] on the end of the separation shaft, and remove the bearing bush.

  • Page 101: Adjustment

    CHAPTER 7. PAPER EJECTION SYSTEM SEPARATOR MOUNTING POSITION Adjustment Separator Mounting Position (1) Using test chart No.15, create a master and make prints. Check that the paper does not jam on the drum and that there is no black line through the center of the paper caused by the Separator touching the print drum.
  • Page 102 CHAPTER : PRINT DRUM SECTION Contents Mechanism ..........................8-2 Master on Drum (in Printing) Check Mechanism ............. 8-2 Print Drum Set Mechanism ..................8-3 Ink Cartridge Set Switch PCB ................... 8-4 Squeegee Roller Rotation Mechanism ..............8-5 Inking Mechanism ....................8-6 Removal and Assembly ......................

  • Page 103: Mechanism

    CHAPTER 8. PRINT DRUM SECTION MASTER ON DRUM (IN PRINTING) CHECK MECHANISM Mechanism Master on Drum (in Printing) Check Mechanism This mechanism checks whether there is a master on the print drum when printing begins. The print drum begins to rotate when the START key is pressed, and when the print drum reaches the 75° position, the Master sensor [B] checks whether there is a master [C] on the print drum.

  • Page 104: Print Drum Set Mechanism

    CHAPTER 8. PRINT DRUM SECTION PRINT DRUM SET MECHANISM Print Drum Set Mechanism The Print drum set sensor [A] checks whether the print drum is correctly set in the machine. A light beam from the Print drum set sensor [A] is transmitted when the levers are gripped, and blocked when they are released.

  • Page 105: Ink Cartridge Set Switch Pcb

    CHAPTER 8. PRINT DRUM SECTION INK CARTRIDGE SET SWITCH PCB Ink Cartridge Set Switch PCB Different Ink cartridge set switch PCBs are used for the black ink and color ink print drums. The black ink cartridge set switch PCB [A] has five sensors, while the color ink cartridge set switch PCB [B] has three sensors.

  • Page 106: Squeegee Roller Rotation Mechanism

    CHAPTER 8. PRINT DRUM SECTION SQUEEGEE ROLLER ROTATION MECHANISM Squeegee Roller Rotation Mechanism The main motor drives the Joint gear [A] via the Junction gear ass’y [B], and this rotates the Print drum main gear [C]. The rotation also drives the Squeegee roller gear (R) [D] via the gears to rotate the Squeegee roller [E]. The Squeegee roller [E] drives the Driven shaft [H] via the Squeegee roller gear (F) [F].

  • Page 107: Inking Mechanism

    CHAPTER 8. PRINT DRUM SECTION INKING MECHANISM Inking Mechanism When the main motor is operating and the print drum is rotating, if the ink bead moves away from the Ink sensor [D], the inking motor activates to pump in the ink from the ink cartridge. The ink pumped is fed via the hose onto the squeegee roller [E] from the holes in the Ink distributor [F].

  • Page 108: Removal And Assembly

    CHAPTER 8. PRINT DRUM SECTION REMOVING THE PRINT DRUM FRONT COVER, INK CARTRIDGE GUIDE ASS’Y, DRUM FRONT UPPER COVER Removal and Assembly Removing the Print Drum Front Cover, Ink Cartridge Guide Ass’y, Drum Front Upper Cover Removing the Print Drum Front Cover (1) Remove the left- and right-hand mounting screws (M4 x 6: 1 pc each) [E] on the Print drum front cover [A], and then remove the cover itself.
  • Page 109 CHAPTER 8. PRINT DRUM SECTION REMOVING THE PRINT DRUM FRONT COVER, INK CARTRIDGE GUIDE ASS’Y, DRUM FRONT UPPER COVER Removing the Drum Front Upper Cover (4) Remove the Ink cartridge guide ass’y. (5) Remove the mounting screws (M4 x 6: 2 pcs) [E] on the Drum front upper cover [C], and then remove without damaging the two hooks [F] at the inside bottom of the cover.

  • Page 110: Removing The Ink Cartridge Set Switch Cover And Ink Cartridge Set Switch Pcb

    CHAPTER 8. PRINT DRUM SECTION REMOVING THE INK CARTRIDGE SET SWITCH COVER AND INK CARTRIDGE SET SWITCH PCB Removing the Ink Cartridge Set Switch Cover and Ink Cartridge Set Switch PCB Removing the Ink Cartridge Set Switch Cover (1) Remove the mounting screws (M4 x 6: 2 pcs) [C] on the Ink cartridge set switch PCB cover [A], and then remove the cover.

  • Page 111: Removing The Ink Cartridge Set Switch Pcb Mounting Bracket

    CHAPTER 8. PRINT DRUM SECTION REMOVING THE INK CARTRIDGE SET SWITCH PCB MOUNTING BRACKET Removing the Ink Cartridge Set Switch PCB Mounting Bracket (1) Pull out the print drum, pull out the ink cartridge, and remove the following components. • rint drum front cover •...

  • Page 112: Removing The Swing Base Ass'y

    CHAPTER 8. PRINT DRUM SECTION REMOVING THE SWING BASE ASS’Y 4. Removing the Swing Base Ass’y (1) Pull out the print drum, pull out the ink cartridge, and remove the following components. • Print drum front cover • Ink cartridge guide ass’y •...

  • Page 113: Removing The Ink Cartridge Guide Bottom Ass'y

    CHAPTER 8. PRINT DRUM SECTION REMOVING THE INK CARTRIDGE GUIDE BOTTOM ASS’y Removing the Ink Cartridge Guide Bottom Ass’y (1) Pull out the print drum, pull out the ink cartridge, and remove the following components. • Print drum front cover •...

  • Page 114: Removing The Ink Pump Unit And Inking Motor

    CHAPTER 8. PRINT DRUM SECTION REMOVING THE INK PUMP UNIT AND INKING MOTOR Removing the Ink Pump Unit and Inking Motor Removing the Ink Pump Unit (1) Pull out the print drum, pull out the ink cartridge, and remove the following components. •...

  • Page 115: Removing The Print Drum Set Sensor

    CHAPTER 8. PRINT DRUM SECTION REMOVING THE PRINT DRUM SET SENSOR Removing the Print Drum Set Sensor (1) Pull out the print drum, pull out the ink cartridge, and remove the following components. • Print drum front cover • Ink cartridge guide ass’y •...

  • Page 116: Removing The Screen

    CHAPTER 8. PRINT DRUM SECTION REMOVING THE SCREEN Removing the Screen [Suggestion prior to starting work] • Attaching the Print drum stand [B] (Part No. 015-26836-002) to the rear of the Print drum side frame ass’y [A] makes the work easier by keeping the print drum level. (1) Make a confidential master, and pull out the print drum.

  • Page 117: Removing The Print Drum Body

    CHAPTER 8. PRINT DRUM SECTION REMOVING THE PRINT DRUM BODY Removing the Print Drum Body (1) Make a confidential master, pull out the print drum, and remove the following component. • Screen (2) Remove the mounting screws (special screws: 2 pcs) [B] and remove the Clamp plate base [A]. (3) Peel off the tape [D] on the print drum body [C] alignment section.
  • Page 118 CHAPTER 8. PRINT DRUM SECTION REMOVING THE PRINT DRUM BODY [Precautions on Reassembly: 1] • Arrow marks are engraved on both sides of the Print drum body, and “F” is engraved at the front. Likewise, arrow marks are engraved on both the right and left Print drum supports. Align the arrow marks on the Drum body with those on the Print drum supports with the engraved “F”...

  • Page 119: Removing The Ink Sensor Pcb

    CHAPTER 8. PRINT DRUM SECTION REMOVING THE INK SENSOR PCB 10. Removing the Ink Sensor PCB (1) Pull out the print drum, and remove the following components. • Screen • Print drum body (2) Unplug the connector on the Ink sensor PCB [B]. (3) Remove the mounting screws (M3 x 8: 2 pcs) on the Ink sensor cover [A], and remove the Ink sensor cover [A] with the Ink sensor PCB [B] inside.

  • Page 120: Removing The Squeegee Roller

    CHAPTER 8. PRINT DRUM SECTION REMOVING THE SQUEEGEE ROLLER 11. Removing the Squeegee Roller (1) Pull out the print drum, and remove the following components. • Print drum front cover • Ink cartridge guide ass’y • Drum front upper cover •...
  • Page 121 CHAPTER 8. PRINT DRUM SECTION REMOVING THE SQUEEGEE ROLLER (5) With the print drum at position-A, remove the mounting screws (M4 x 8: 2 pcs each) on the Squeegee frames [L] via the holes in the left and right Print drum supports. L: Squeegee frames (6) Remove the mounting screw (M4 x 6: 1 pc), and remove the Print drum lock plate ass’y [E].
  • Page 122 CHAPTER 8. PRINT DRUM SECTION REMOVING THE SQUEEGEE ROLLER (7) Remove the E-rings on both ends of the Squeegee roller [I], remove the gears [J], remove the bearings [K], and then remove the Squeegee roller [I] from the Squeegee frame [L]. (The Doctor roller [M] and Driven shaft [N] will also come loose when removing the Squeegee roller [I], and are disassembled as shown below.) I: Squeegee roller...

  • Page 123: Removing The Print Drum Supports (R) And (F)

    CHAPTER 8. PRINT DRUM SECTION REMOVING THE PRINT DRUM SUPPORTS (R) AND (F) 12. Removing the Print Drum Supports (R) and (F) (1) Pull out the print drum, remove the ink cartridge, and remove the following components. • Print drum front cover •...
  • Page 124 CHAPTER 8. PRINT DRUM SECTION REMOVING THE PRINT DRUM SUPPORTS (R) AND (F) (9) Pull the print drum support (R) [K] from the ink distributor. (10) Pull the Ink outlet nozzle [A] from the ink distributor. (11) Remove the mounting screws (M4 x 8: 3 pcs) [B] on the Drum front support ass’y [C], and remove the Drum front support ass’y [C] from the drum shaft clamper.
  • Page 125 CHAPTER 8. PRINT DRUM SECTION REMOVING THE PRINT DRUM SUPPORTS (R) AND (F) [Precautions on Reassembly: 1] • Use the tool (Print drum JIG) when tightening the drum shaft clamper mounting screws. Print drum JIG 015-26128-008 • Move the print drum to position A, insert the tool (Print drum JIG) through the holes in the Drum front support ass’y [A], Print drum support (F) [B], Print drum support (R) [D], and Drum rear frame plate [E], and then tighten the Allen bolts on both Drum shaft clampers.

  • Page 126: Adjustment

    CHAPTER 8. PRINT DRUM SECTION FILTER CLEANING Adjustment Filter Cleaning (1) Pull out the print drum, remove the ink cartridge, and remove the following components. • Ink cartridge guide ass’y • Drum front upper cover • Ink cartridge set switch PCB cover •...

  • Page 127: Squeegee Gap Adjustment

    CHAPTER 8. PRINT DRUM SECTION SQUEEGEE GAP ADJUSTMENT Squeegee Gap Adjustment (1) Pull out the print drum, and remove the following components. • Screen • Print drum body (2) Clean out the ink inside the squeegee unit. (3) Using a feeler gauge, check that the gap between the Squeegee roller and Doctor roller is in specified setting (0.08 mm ±0.02 mm at front and rear).

  • Page 128: Ink Blocking Plate Position Adjustment

    CHAPTER 8. PRINT DRUM SECTION INK BLOCKING PLATE POSITION ADJUSTMENT Ink Blocking Plate Position Adjustment Front (1) Pull out the print drum, remove the ink cartridge, and remove the following components. • Print drum front cover • Ink cartridge guide ass’y •...

  • Page 129: Squeegee Pressure Balance Adjustment

    CHAPTER 8. PRINT DRUM SECTION SQUEEGEE PRESSURE BALANCE ADJUSTMENT Squeegee Pressure Balance Adjustment (1) Create a master with test chart No. 15 and print to check the left and right print density balance. (2) If the left and right print density is not balanced, adjust as shown below. Front (3) Pull out the print drum, remove the ink cartridge, and remove the following components.
  • Page 130 CHAPTER 8. PRINT DRUM SECTION SQUEEGEE PRESSURE BALANCE ADJUSTMENT [Continued on next page] • Using your finger, press the print drum from underneath, and adjust the gap to approx. 0.3 mm. [Checking after Adjustment] • Run an actual print after the adjustment to check the left and right print density balance. If the left and right print density balance is incorrect, the squeegee pressure must be readjusted.
  • Page 131 CHAPTER 8. PRINT DRUM SECTION [Memo] 8 – 30 RN (Version 1.0)
  • Page 132 CHAPTER : MASTER CLAMP SECTION Contents Mechanism ..........................9-2 Clamp Unit Home Positioning Mechanism ............. 9-2 Clamp Plate Master Release Mechanism ............... 9-3 Clamp Plate Master Clamp Mechanism ..............9-4 Removal and Assembly ......................9-5 Removing the Clamp Unit ..................9-5 Removing the Clamp Motor, Clamp Sensor A, Clamp Sensor B ......

  • Page 133: Mechanism

    CHAPTER 9. MASTER CLAMP SECTION CLAMP UNIT HOME POSITIONING MECHANISM Mechanism Clamp Unit Home Positioning Mechanism When the START key is pressed to create confidential or normal masters, the Clamp open arm [A] and Master release arm [B] are checked to ensure that they have returned to the home position (with the light paths to both Clamp sensors A [F] and B [G] open).

  • Page 134: Clamp Plate Master Release Mechanism

    CHAPTER 9. MASTER CLAMP SECTION CLAMP PLATE MASTER RELEASE MECHANISM Clamp Plate Master Release Mechanism When the START key is pressed to create confidential or normal masters, the print drum makes one turn and checks for the presence of master on the print drum. Once the presence of a master on the drum has been checked, the drum returns to position-A, and the clamp plate master release operation starts.

  • Page 135: Clamp Plate Master Clamp Mechanism

    CHAPTER 9. MASTER CLAMP SECTION CLAMP PLATE MASTER CLAMP MECHANISM Clamp Plate Master Clamp Mechanism As the used master is removed from the print drum, the print drum makes one revolution and returns to position-A, and the clamp plate master clamp operation starts. The clamp motor activates and rotates the Clamp cam assembly [A].

  • Page 136: Removal And Assembly

    CHAPTER 9. MASTER CLAMP SECTION REMOVING THE CLAMP UNIT Removal and Assembly Removing the Clamp Unit (1) Remove the rear cover. (2) Remove the Main PCB. (3) Unplug the clamp motor connector [A] and sensor connector [B]. (4) Remove the mounting screws (M4 x 8: 3 pcs) [C] on the clamp unit, and remove the clamp unit. [Precautions on Reassembly] •...

  • Page 137: Removing The Clamp Motor, Clamp Sensor A, Clamp Sensor B

    CHAPTER 9. MASTER CLAMP SECTION REMOVING THE CLAMP MOTOR, CLAMP SENSOR A, CLAMP SENSOR B Removing the Clamp Motor, Clamp Sensor A, Clamp Sensor B Removing the Clamp Motor (1) Remove the following components. • Rear cover • Main PCB •...
  • Page 138 CHAPTER : MASTER REMOVAL SECTION Contents Mechanism ......................... 10-2 Master Removal Mechanism ................. 10-2 Master on the Drum (before Master Removal) Check Mechanism ...... 10-3 Removed Master Vertical Transport Mechanism ..........10-4 Disposed Master Compression Mechanism ............10-5 Disposal Box Safety Switch ................... 10-8 Removal and Assembly .....................

  • Page 139: Mechanism

    CHAPTER 10. MASTER REMOVAL SECTION MASTER REMOVAL MECHANISM Mechanism Master Removal Mechanism Masters on the print drum are removed as follows. (1) At the start of master removal, the Master sensor [A] checks whether the master to be removed on the print drum actually exists.

  • Page 140: Master On The Drum (Before Master Removal) Check Mechanism

    CHAPTER 10. MASTER REMOVAL SECTION MASTER ON THE DRUM (BEFORE MASTER REMOVAL) CHECK MECHANISM Master on the Drum (before Master Removal) Check Mecha- nism When creating confidential or normal masters, the print drum moves to position A, and with the print drum at the 75°...

  • Page 141: Removed Master Vertical Transport Mechanism

    CHAPTER 10. MASTER REMOVAL SECTION REMOVED MASTER VERTICAL TRANSPORT MECHANISM Removed Master Vertical Transport Mechanism When the clamp unit is operated to release the leading edge of the master from the clamp plate, the Master removal motor [A] activates, rotating the Vertical transport rollers [B, C, D, E, F]. The main motor also rotates the print drum at the same time.

  • Page 142: Disposed Master Compression Mechanism

    CHAPTER 10. MASTER REMOVAL SECTION DISPOSED MASTER COMPRESSION MECHANISM Disposed Master Compression Mechanism Initializing • If the light path on the Master compression sensor [B] is open when the power is switched ON or when everything is reset, the master compression motor operates in the compression direction, and when the light path to the master compression sensor is blocked, it operates in reverse until the light path is open again.
  • Page 143 CHAPTER 10. MASTER REMOVAL SECTION DISPOSED MASTER COMPRESSION MECHANISM Disposed-master-full detection The removed-master-full detection is performed using the following two mechanisms, and a master- full indication is displayed by either. (1) The number of masters removed after resetting following the previous master-full indication is counted, and the master disposal box is determined as full when the count reaches the preset value.
  • Page 144 CHAPTER 10. MASTER REMOVAL SECTION DISPOSED MASTER COMPRESSION MECHANISM When the master disposal box becomes full, the master compression plate stops rotating before the removed-master-full sensor is blocked. When the light path to the master compression sensor is open and the removed-master-full sensor is not blocked, the master-disposal-box-full indication is displayed.

  • Page 145: Disposal Box Safety Switch

    CHAPTER 10. MASTER REMOVAL SECTION DISPOSAL BOX SAFETY SWITCH Disposal Box Safety Switch The master disposal box safety switch checks whether the master disposal box and master disposal gate housing are properly positioned. If the master disposal gate housing is locked and correctly set, the bracket on the master disposal gate housing is positioned close to the safety switch.

  • Page 146: Removal And Assembly

    CHAPTER 10. MASTER REMOVAL SECTION REMOVING THE MASTER REMOVAL HOOK Removal and Assembly Removing the Master Removal Hook (1) Pull out the print drum, switch off the power, and remove the front cover. (2) Remove the spring [A] from the master removal hook bracket. (3) Remove the bearing fixing plate [B].

  • Page 147: Removing The Master Removal Unit

    CHAPTER 10. MASTER REMOVAL SECTION REMOVING THE MASTER REMOVAL UNIT Removing the Master Removal Unit (1) Move the scanner table to the servicing position [A]. (2) Remove the front and rear covers. (3) Remove the upper housing cover (master removal unit cover). (M3 x 6: 2 pcs) (4) Unlock the Release lever [B], fully open the Master disposal gate housing [C], and pull out the master disposal gate housing horizontally in the direction of paper ejection.
  • Page 148 CHAPTER 10. MASTER REMOVAL SECTION REMOVING THE MASTER REMOVAL UNIT (5) Remove the master removal unit mounting screws (M4 x 8: 4 pcs). (6) Detach the connectors on both sides, and remove the master removal unit. 10 – 11 RN (Version 1.0)

  • Page 149: Removing The Master Disposal Gate Housing

    CHAPTER 10. MASTER REMOVAL SECTION REMOVING THE MASTER DISPOSAL GATE HOUSING Removing the Master Disposal Gate Housing (1) Remove the E-rings and bearings on both sides of the Pulley shaft [B], and remove the Pulley shaft. (2) Remove the E-rings, bearings, and gears on both sides of the Master removal roller (top) [A], and remove the roller.

  • Page 150: Removing The Master Removal Roller (Bottom)

    CHAPTER 10. MASTER REMOVAL SECTION REMOVING THE MASTER REMOVAL ROLLER (BOTTOM) Removing the Master Removal Roller (Bottom) (1) Loosen the screws on the Tension roller [A], and remove the belt [B]. (M3 x 6: 2 pcs) (2) Remove the E-rings, bearings, gears, and pulleys on both sides of the Master removal roller (bottom) [C], and remove the roller.

  • Page 151: Removing The Master Compression Plate

    CHAPTER 10. MASTER REMOVAL SECTION REMOVING THE MASTER COMPRESSION PLATE Removing the Master Compression Plate (1) Remove the E-rings and bearings from both sides of the compression shaft [A]. (2) Rotate the compression shaft to move the master Compression plate [C] to the master compressing position.
  • Page 152 CHAPTER 10. MASTER REMOVAL SECTION REMOVING THE MASTER COMPRESSION PLATE (5) Remove the shaft from the unit, with the master compression plate attached. (6) Remove the Piston blocks [F]. (7) Unhook the Compression spring [H] from the Compression plate holder [G], and then remove the compression plate holder from the Compression shaft [A].

  • Page 153: Removing The Motors

    CHAPTER 10. MASTER REMOVAL SECTION REMOVING THE MOTORS Removing the Motors (1) Remove the Master removal motor [A]. (Mounting screws M4 x 6: 2 pcs) (2) Remove the Compression motor [B]. (Mounting screws M4 x 6: 2 pcs) (3) Remove the E-rings, and then remove the Safety switch unit [C]. A: Master removal motor B: Compression motor C: Safety switch unit...
  • Page 154 CHAPTER : FB ORIGINAL SCANNING SECTION Contents Mechanism .......................... 11-2 Scanner Table Setting System ................11-2 Original Scanning Mechanism ................11-4 Flat Bed Initialization Movement ................11-6 Stage Glass Original Detection System ..............11-8 Flat Bed Automatic Base Control ................. 11-10 FB Original Scanning Mechanism ................

  • Page 155: Mechanism

    CHAPTER 11. FB ORIGINAL SCANNING SECTION SCANNER TABLE SETTING SYSTEM Mechanism Scanner Table Setting System The Flat bed set switch [B] checks whether or not the Scanner table [A] has been set correctly. This switch also acts as a Safety switch, which cuts the power supply to the main motor and clamp motor, and thermal power to the TPH if the scanner table is open.
  • Page 156 CHAPTER 11. FB ORIGINAL SCANNING SCTION SCANNER TABLE SETTING SYSTEM [Memo] 11 – 3 RN (Version 1.0)

  • Page 157: Original Scanning Mechanism

    CHAPTER 11. FB ORIGINAL SCANNING SECTION ORIGINAL SCANNING MECHANISM Original Scanning Mechanism The FB read pulse motor [J] drives the front and rear Wire spool pulleys [G] via the 2-stage reduction pulleys linked by the Timing belts [H], [I]. The front and rear wire spool pulleys are configured symmetrically.
  • Page 158 CHAPTER 11. FB ORIGINAL SCANNING SCTION ORIGINAL SCANNING MECHANISM Drive system diagram Optical system diagram A: Spring K: Lamp B: Mirror carriage L: Stage glass C: Lamp carriage M: Mirror No. 1 D: Sliding pulley No. 1 N: Mirror No. 2 E: Sliding pulley No.

  • Page 159: Flat Bed Initialization Movement

    CHAPTER 11. FB ORIGINAL SCANNING SECTION FLAT BED INITIALIZATION MOVEMENT Flat Bed Initialization Movement Initialization is performed in the following situations to bring the flat bed unit to standby mode. • When power is switched on • When everything has been reset Initialization operation The Image scanner ADF shading sensor [A] is checked, and if it is OFF (light path open), the Flat-bed read pulse motor [B] is activated in the return direction until the light path is blocked, and moves the Lamp...
  • Page 160 CHAPTER 11. FB ORIGINAL SCANNING SCTION FLAT BED INITIALIZATION MOVEMENT A: Image scanner ADF shading sensor B: Flat bed read pulse motor C: Lamp carriage 11 – 7 RN (Version 1.0)

  • Page 161: Stage Glass Original Detection System

    CHAPTER 11. FB ORIGINAL SCANNING SECTION STAGE GLASS ORIGINAL DETECTION SYSTEM Stage Glass Original Detection System The Flat bed original detection sensor [B] checks whether an original is placed on the Stage glass [A]. The Flat bed original detection sensor [B] performs its check as soon as the Stage cover [C] is closed halfway, blocking the light path to the Stage cover sensor [D].
  • Page 162 CHAPTER 11. FB ORIGINAL SCANNING SCTION STAGE GLASS ORIGINAL DETECTION SYSTEM To FB scanning To FB scanning Set original operation 1 operation 1 Stage cover sensor Flat bed original detection sensor Thermal pressure motor Press TPH pressure sensor Lamp Shading adjustment Feed Feed Feed...

  • Page 163: Flat Bed Automatic Base Control

    CHAPTER 11. FB ORIGINAL SCANNING SECTION FLAT BED AUTOMATIC BASE CONTROL Flat Bed Automatic Base Control This operation is performed after the shading compensation for line mode only when the original scanning density is set to “Auto”. (It is not performed in photo, line/photo, dot, and book modes.) When the START key is pressed, the lamp illuminates, and the flat bed read pulse motor activates in the scanning direction.
  • Page 164 CHAPTER 11. FB ORIGINAL SCANNING SCTION FLAT BED AUTOMATIC BASE CONTROL START key ON To FB scanning operation 1 Thermal pressure motor TPH pressure sensor Lamp Shading compensation Feed Feed Feed Feed Flat bed read pulse motor Return 41 mm 8 mm 15 mm 2.6 mm 2.6 mm 20.2 mm...

  • Page 165: Fb Original Scanning Mechanism

    CHAPTER 11. FB ORIGINAL SCANNING SECTION FB ORIGINAL SCANNING MECHANISM FB Original Scanning Mechanism This scanning operation describes the following situations. One is in which the ABC (Auto Base Control) is not performed. The other is when the START key is pressed within 60 seconds of placing the original on the stage glass (START from FB original scanning operation 1), and when the START key is pressed after 60 seconds.
  • Page 166 CHAPTER 11. FB ORIGINAL SCANNING SCTION FB ORIGINAL SCANNING MECHANISM FB scanning operation 1 START key ON START key ON Thermal pressure motor TPH pressure sensor Lamp Shading compensation Feed Feed (11 + b) Flat bed read pulse motor 41 mm 8 mm (L + d) mm 3 mm...

  • Page 167: Removal And Assembly

    CHAPTER 11. FB ORIGINAL SCANNING SECTION REMOVING THE SCANNER UNIT Removal and Assembly Removing the Scanner Unit (1) Move the carriage to the locking position using test mode No. 154 (scanner lock action), open the Scanner table [I], secure the mirror carriage using the Transport lock screw [J], and then close again. (2) Switch off the power, and remove the rear cover.
  • Page 168 CHAPTER 11. FB ORIGINAL SCANNING SCTION REMOVING THE SCANNER UNIT When ADF is fitted A: Stage cover B: Scanner unit cover (left) C: Original receiving tray bracket D: Scanner unit cover (rear) E: Scanner unit cover (right) F: Stage cover sensor ass’y G: Stage cover bracket H: Scanner unit I: Scanner table...

  • Page 169: Removing The Stage Glass

    CHAPTER 11. FB ORIGINAL SCANNING SECTION REMOVING THE STAGE GLASS Removing the Stage Glass (1) Switch off the power. (2) Remove the scanner unit cover (left) [A] by removing four screws (M4 x 8). (If the ADF unit is fitted, remove the original receiving tray bracket by removing the two (M4 x 10) screws and two (M4 x 8) screws, and then remove the scanner unit cover (left).) (3) Remove the Original stopper [B] by removing two Special step screws [D], and slide to the left (paper...

  • Page 170: Removing The Flat Bed Original Detection Sensor

    CHAPTER 11. FB ORIGINAL SCANNING SCTION REMOVING THE FLAT BED ORIGINAL DETECTION SENSOR Removing the Flat Bed Original Detection Sensor (1) Switch off the power. (2) Remove the Stage glass [A]. (Refer to this section for details.) (3) Unplug the connector, and remove the flat bed original detection sensor [B] by removing one screw (M3 x 8).

  • Page 171: Removing The Lamp

    CHAPTER 11. FB ORIGINAL SCANNING SECTION REMOVING THE LAMP Removing the Lamp (1) Switch off the power. (2) Remove the scanner unit cover (left) by removing four screws (M4 x 8). (If the ADF unit is fitted, remove the original receiving tray bracket by removing two (M4 x 10) screws and two (M4 x 8) screws, and then remove the scanner unit cover (left).) (3) Remove the Original stopper by removing the two special step screws, and slide it to the left (paper feed side) slightly before lifting it up and removing it.
  • Page 172 CHAPTER 11. FB ORIGINAL SCANNING SCTION REMOVING THE LAMP A: Glass stage bracket B: Lamp carriage C: Cutaway D: Stopper E: Connectors F: Lamp bracket (with screw hole) G: Lamps H: Lamp bracket 11 – 19 RN (Version 1.0)

  • Page 173: Removing The Lens Ass'y

    CHAPTER 11. FB ORIGINAL SCANNING SECTION REMOVING THE LENS ASS’Y Removing the Lens Ass’y (1) Switch off the power. (2) Remove the stage glass. (Refer to this section for details.) (3) Remove the Lens cover [A] and the three screws (M3 x 6). (4) Remove the three washer screws (M3 x 6), detach the ground wire and connector, and then remove the Lens ass’y [B].
  • Page 174 CHAPTER 11. FB ORIGINAL SCANNING SCTION REMOVING THE LENS ASS’Y Loosen these screws. A: Lens cover B: Lens ass’y C: Half-pierce 11 – 21 RN (Version 1.0)

  • Page 175: Adjustment

    CHAPTER 11. FB ORIGINAL SCANNING SECTION FLAT BED READ PULSE MOTOR SPEED ADJUSTMENT Adjustment Flat Bed Read Pulse Motor Speed Adjustment Before making this adjustment, first adjust the image elongation and shrinkage by adjusting the Write pulse motor speed (see chapter 13). Checks and procedure (1) Place B4 size papers on the paper feed tray, place Test chart No.

  • Page 176: Fb Scan Start Position Adjustment

    CHAPTER 11. FB ORIGINAL SCANNING SCTION FB SCAN START POSITION ADJUSTMENT FB Scan Start Position Adjustment Checks and procedure (1) Place a scale face down on the stage glass, pressing the front edge flush against original stopper, and then close the stage cover. (2) Select photograph mode, make a master, and then print.

  • Page 177: Fb Horizontal Scan Position Adjustment

    CHAPTER 11. FB ORIGINAL SCANNING SECTION FB HORIZONTAL SCAN POSITION ADJUSTMENT FB Horizontal Scan Position Adjustment Checks and procedure (1) Place B4 size papers on the paper feed tray, place Test chart No. 15 on the stage glass, and make a master. (2) Inspect the master made on the print drum, and check that pattern “e”...
  • Page 178 CHAPTER : ADF SCANNING SECTION Contents Mechanism ......................... 12-2 ADF Original Set Mechanism ................12-2 ADF Original Scanning Mechanism (with Automatic Base Control) ..... 12-6 ADF Original Scanning Mechanism ..............12-8 Removal and Assembly ....................12-11 Removing the Original Scraper Ass’y ..............12-11 Removing the Pickup Roller ................

  • Page 179: Mechanism

    CHAPTER 12. ADF SCANNING SECTION ADF ORIGINAL SET MECHANISM Mechanism ADF Original Set Mechanism When the original is set along the original guide fence and pushed up against the Original stopper gate [C], the ADF original detection sensor [A] is activated (light path open) and the Master/Print indicator on the panel switches to “Master”.
  • Page 180 CHAPTER 12. ADF SCANNING SECTION ADF ORIGINAL SET MECHANISM A: ADF original detection sensor I: Original read roller B: Pickup roller J: Original ejection Roller (top) C: Original stopper gate K: Original pickup pad D: Original stripper roller L: Original guide fence E: Original stripper pad M: Timing belt F: ADF registration sensor...
  • Page 181 CHAPTER 12. ADF SCANNING SECTION ADF ORIGINAL SET MECHANISM Set original To scanning operation Light path open ADF original detection sensor Thermal pressure motor Press TPH pressure sensor ADF read pulse motor Forward Reverse ADF original registration sensor 1.5 S 815 ms 50 ms (1) “A10-107”...
  • Page 182 CHAPTER 12. ADF SCANNING SECTION ADF ORIGINAL SET MECHANISM [Memo] 12 – 5 RN (Version 1.0)

  • Page 183: Adf Original Scanning Mechanism (With Automatic Base Control)

    CHAPTER 12. ADF SCANNING SECTION ADF ORIGINAL SCANNING MECHANISM (WITH AUTOMATIC BASE CONTROL) ADF Original Scanning Mechanism (with Automatic Base Con- trol) (This operation only occurs when the original scanning density is set to “Auto”.) Once the ADF original setting operation is complete, pressing the START key illuminates the lamp. The Flat bed read pulse motor is activated immediately, moving the Lamp carriage in the feed direction to the shading position.
  • Page 184 CHAPTER 12. ADF SCANNING SECTION ADF ORIGINAL SCANNING MECHANISM (WITH AUTOMATIC BASE CONTROL) START key ON Lamp ADF read pulse motor Forward Forward High speed ADF original registration sensor Original IN sensor 26.9 mm Read/write signal Original OUT sensor Shading adjustment 83.4 mm 100 ms (3 + b) mm...

  • Page 185: Adf Original Scanning Mechanism

    CHAPTER 12. ADF SCANNING SECTION ADF ORIGINAL SCANNING MECHANISM Note: ABC stands for Automatic Base Control. ADF Original Scanning Mechanism Once the ADF original setting operation is complete, pressing the START key illuminates the lamp. The Flat bed read pulse motor immediately activates, moving the Lamp carriage in the feed direction to the shading position.
  • Page 186 CHAPTER 12. ADF SCANNING SECTION ADF ORIGINAL SCANNING MECHANISM A: Registration roller I: Original OUT sensor B: Registration driven roller J: Original ejection roller (top) C: Original read roller K: Original ejection roller (bottom) D: Original read driven roller L: Original receiving tray E: Original IN sensor M: ADF read pulse motor F: Reflecting plate...
  • Page 187 CHAPTER 12. ADF SCANNING SECTION ADF ORIGINAL SCANNING MECHANISM START key ON Lamp ADF read pulse motor Forward High speed ADF original registration sensor Original IN sensor 29.9 mm Read/write signal Original OUT sensor Shading adjustment 83.4 mm 41 mm Flat bed read pulse motor Feed Return...

  • Page 188: Removal And Assembly

    CHAPTER 12. ADF SCANNING SECTION REMOVING THE ORIGINAL SCRAPER ASS’Y Removal and Assembly Removing the Original Scraper Ass’y (1) Switch off the power and open the ADF unit. Now remove the two screws (M3 x 10), and remove the ADF cover [A]. Finally, close the ADF unit. (2) Remove the plastic lock rings [C] from both sides of the Original scraper ass’y [B], and then remove the bearing bushes [D].
  • Page 189 CHAPTER 12. ADF SCANNING SECTION REMOVING THE ORIGINAL SCRAPER ASS’Y A: ADF cover B: Original Scraper Ass’y C: Lock ring D: Bearing bush E: Original stopper gate 12 – 12 RN (Version 1.0)

  • Page 190: Removing The Pickup Roller

    CHAPTER 12. ADF SCANNING SECTION REMOVING THE PICKUP ROLLER Removing the Pickup Roller (1) Switch off the power and open the ADF unit. Now remove the two screws (M3 x 10), and remove the ADF cover. Finally, close the ADF unit. (2) Pull apart both ends of the Pickup roller frame ass’y [B] holding the Pickup roller [A], and remove the Pickup roller [A].

  • Page 191: Removing The Original Stripper Roller

    CHAPTER 12. ADF SCANNING SECTION REMOVING THE ORIGINAL STRIPPER ROLLER Removing the Original Stripper Roller (1) Switch off the power and open the ADF unit. Now remove the two screws (M3 x 10), and remove the ADF cover. Finally, close the ADF unit. (2) Remove the Original Scraper Ass’y.

  • Page 192: Removing The Adf Original Detection, Original In, And Original Out Sensors

    CHAPTER 12. ADF SCANNING SECTION REMOVING THE ADF ORIGINAL DETECTION, ORIGINAL IN, AND ORIGINAL OUT SENSORS Removing the ADF Original Detection, Original IN, and Original OUT Sensors (1) Switch off the power and open the ADF unit. Now remove the two screws (M3 x 10), and remove the ADF cover.

  • Page 193: Removing The Adf Original Registration Sensor

    CHAPTER 12. ADF SCANNING SECTION REMOVING THE ADF ORIGINAL REGISTRATION SENSOR Removing the ADF Original Registration Sensor (1) Switch off the power and open the ADF unit. Now remove the two screws (M3 x 10), and remove the ADF cover. Finally, close the ADF unit. (2) Remove the connector, lift up the actuator and move it to the left end, and release the clips on the ADF original registration sensor [A] to remove it.

  • Page 194: Removing The Adf Read Pulse Motor

    CHAPTER 12. ADF SCANNING SECTION REMOVING THE ADF READ PULSE MOTOR Removing the ADF Read Pulse Motor (1) Switch off the power and open the ADF unit. Now remove the two screws (M3 x 10), and remove the ADF cover. Finally, close the ADF unit. (2) Detach connectors CN1 and CN3 on the ADF-PCB [A], and remove the ground screw [C] on the ADF upper guide ass’y [B] together with the other screws (M3 x 6).
  • Page 195 CHAPTER 12. ADF SCANNING SECTION REMOVING THE ADF READ PULSE MOTOR A: ADF-PCB B: ADF upper guide ass’y C: Ground screw D: ADF read pulse motor E: Original IN sensor 12 – 18 RN (Version 1.0)

  • Page 196: Removing The Registration Roller, Original Read Roller, And Original Ejection Roller (Top)

    CHAPTER 12. ADF SCANNING SECTION REMOVING THE REGISTRATION ROLLER, ORIGINAL READ ROLLER, AND ORIGINAL EJECTION ROLLER (TOP) Removing the Registration Roller, Original Read Roller, and Original Ejection Roller (top) (1) Switch off the power and open the ADF unit. Now remove the two screws (M3 x 10), and remove the ADF cover.
  • Page 197 CHAPTER 12. ADF SCANNING SECTION REMOVING THE REGISTRATION ROLLER, ORIGINAL READ ROLLER, AND ORIGINAL EJECTION ROLLER (TOP) Rear Front A: ADF upper guide ass’y B: Jam release dial C: Registration roller D: Original read roller E: Original Ejection Roller (top) F: Idler G: Idler spring H: ADF timing belt...
  • Page 198 CHAPTER 12. ADF SCANNING SECTION REMOVING THE REGISTRATION ROLLER, ORIGINAL READ ROLLER, AND ORIGINAL EJECTION ROLLER (TOP) Registration roller Original read roller Original ejection roller (top) Front Rear K: Washer L: Thrust spring M: E-ring N: Bearing bush O: Clutch spring P: E-ring Q: Timing gear 12 –...

  • Page 199: Adjustment

    CHAPTER 12. ADF SCANNING SECTION ADF SCAN START POSITION ADJUSTMENT Adjustment ADF Scan Start Position Adjustment Checks and procedure (1) Make a master with the ADF unit using an original with no blank margin at the top, and print. (2) Examine the prints to check that the scanning start position is at 5 mm ± 2 mm from the top of the original.

  • Page 200: Adf Horizontal Scan Position Adjustment

    CHAPTER 12. ADF SCANNING SECTION ADF HORIZONTAL SCAN POSITION ADJUSTMENT ADF Horizontal Scan Position Adjustment Checks and procedure (1) Place a sheet of B4 size paper on the paper feed tray, and make a master of test chart No. 15 using the ADF unit.

  • Page 201: Adf Read Pulse Motor Speed Adjustment (Image Elongation & Shrinkage Adjustment)

    CHAPTER 12. ADF SCANNING SECTION ADF READ PULSE MOTOR SPEED ADJUSTMENT (IMAGE ELONGATION & SHRINKAGE ADJUSTMENT) ADF Read Pulse Motor Speed Adjustment (Image Elongation & Shrinkage Adjustment) Before adjusting, first adjust the image elongation and shrinkage using the Write pulse motor speed adjustment (See chapter 13.) Checks and procedure (1) Place a sheet of B4 size paper on the paper feed tray, and make a master of test chart No.

  • Page 202: Original In Sensor Sensitivity Adjustment

    (2) Turn variable resistor VR1 on top of the ADF-PCB to adjust LED1 to maximum brightness. Checks after adjustment • Check that LED1 on top of the ADF-PCB clears when the original (thin Riso paper inlet) is detected by the Original IN sensor.

  • Page 203: Adf Image Skew Adjustment

    CHAPTER 12. ADF SCANNING SECTION ADF IMAGE SKEW ADJUSTMENT ADF Image Skew Adjustment Checks and procedure (1) Place a sheet of B4 size paper on the paper feed tray, and make a master of test chart No. 15 using the ADF unit. (2) Lay the print on top of the original with the 310-mm lines at the side parallel, and check that the skew (X) of the leading 160-mm line is within 2 mm.
  • Page 204 CHAPTER : MASTER MAKING SECTION Contents Mechanism ......................... 13-2 Master making & master loading ................13-2 Scanner Table Set Detection Mechanism ............. 13-4 Master Cutting Mechanism ..................13-5 Thermal Print Head Elevation Mechanism ............13-6 Master Positioning Mechanism ................13-8 Master Making ......................

  • Page 205: Mechanism

    CHAPTER 13. MASTER MAKING SECTION MASTER MAKING & MASTER LOADING Mechanism Master making & master loading The master making & master loading mechanism is made up of the following components. Scanner Table Set Detection Mechanism The Flat bed set switch [A] confirms that the original is positioned on the scanner table. The Master loading unit sensor [B] confirms that the master loading unit is set.
  • Page 206 CHAPTER 13. MASTER MAKING SECTION MASTER MAKING & MASTER LOADING A: Flat bed set switch I: Write roller B: Master loading unit sensor J: Write pulse motor C: Master end sensor K: Master stocker D: Cutter motor L: Load pulse motor E: Cutter home position switch M: Load roller F: Thermal print head...

  • Page 207: Scanner Table Set Detection Mechanism

    CHAPTER 13. MASTER MAKING SECTION SCANNER TABLE SET DETECTION MECHANISM Scanner Table Set Detection Mechanism Scanner table and master loading set detection mechanism The Flat bed set switch [A] confirms that the scanner table is closed. The Flat bed set switch [A] is the interlocking switch for the main motor, and this forces the Main motor, Clamp motor, and TPH power to an emergency stop if the Scanner table is opened while the system is operating.

  • Page 208: Master Cutting Mechanism

    CHAPTER 13. MASTER MAKING SECTION MASTER CUTTING MECHANISM Master Cutting Mechanism • The master is cut by the upper cutter of the Cutter unit being moved up and down by the Cutter motor [A]. • The Cutter motor rotates in a constant direction, and the Cutter home position switch [B] confirms the position of the upper cutter.

  • Page 209: Thermal Print Head Elevation Mechanism

    CHAPTER 13. MASTER MAKING SECTION THERMAL PRINT HEAD ELEVATION MECHANISM Thermal Print Head Elevation Mechanism Thermal print head elevation When the system is on standby or when winding the master onto the print drum after master making, the Thermal print head is raised from the Write roller. Conversely, for master making and during transport, the Thermal print head is lowered and pressed onto the Write roller.
  • Page 210 CHAPTER 13. MASTER MAKING SECTION THERMAL PRINT HEAD ELEVATION MECHANISM A: Thermal pressure motor H: Load roller No. 1 (top) B: Pressure release cam I: Load roller (top) C: TPH pivot plate J: Blade cushion D: Pressure detection disc K: Loading guide plate E: TPH pressure sensor F: Sliding plate G: Blade link...

  • Page 211: Master Positioning Mechanism

    CHAPTER 13. MASTER MAKING SECTION MASTER POSITIONING MECHANISM Master Positioning Mechanism The master positioning operation is performed to bring the master to the Master positioning sensor when opening or closing the Master loading unit or during master making. For master roll replacement (1) •...

  • Page 212: Master Making

    CHAPTER 13. MASTER MAKING SECTION MASTER MAKING Master Making The sequence of operations from master making to master mounting is as described below. (1) At the start of master making, the Thermal print head is lowered to clamp the master between it and the Write roller.
  • Page 213 CHAPTER 13. MASTER MAKING SECTION MASTER MAKING (6) The print drum pauses at the 220° position, where the master is cut. (7) After the print drum has rotated a further 15°, the Master positioning sensor confirms that the master has been cut. Cutting has been performed correctly if the light path to the sensor is blocked (no master).

  • Page 214: Removal And Assembly

    CHAPTER 13. MASTER MAKING SECTION REMOVING THE WRITE ROLLER Rmoval and Assembly Removing the Write Roller (1) Switch off the power, and remove the rear cover. (2) Loosen the mounting bracket screws (M4 x 8: 2 pcs) on the Write pulse motor [B], and remove the Belt [C].

  • Page 215: Removing The Load Roller (Bottom)

    CHAPTER 13. MASTER MAKING SECTION REMOVING THE LOAD ROLLER (BOTTOM) Removing the Load Roller (bottom) (1) Switch off the power, and remove the rear cover. (2) Loosen the screw (M4 x 8: 1 pc) on the Tension assembly [B], loosen the mounting bracket screws (M4 x 8: 2 pcs) on the Load pulse motor [C], and then remove the belt.
  • Page 216 CHAPTER 13. MASTER MAKING SECTION REMOVING THE LOAD ROLLER (BOTTOM) (5) Remove the master roll, and remove the Master cover [F]. (M4 x 6: 1 pc) (6) Remove the Master holders [G] on both sides. (M3 x 6: 2 pcs each) (7) Remove the Master set guide [H].

  • Page 217: Removing The Cutter Unit

    CHAPTER 13. MASTER MAKING SECTION REMOVING THE CUTTER UNIT Removing the Cutter Unit (1) Switch off the power, remove the rear cover, and pull out the print drum. (2) Unplug the rear connector, and remove the Cutter cover [A]. (M4 x 8: 2 pcs) (3) Remove the Cutter guide plate [C].

  • Page 218: Removing The Load Roller

    CHAPTER 13. MASTER MAKING SECTION REMOVING THE LOAD ROLLER Removing the Load Roller (1) Perform steps (1) to (4) to remove the cutter unit. (2) Remove the Loading guide (bottom) [E]. (M4 x 8: 2 pcs) (3) Loosen the screw (M4 x 8: 1 pc) on the Tension assembly [A], and remove the Belt [F]. (4) Remove the Pulley [B] (M2 x 6: 1 pc) and Bearing fixing plate [C] (M4 x 8: 1 pc).

  • Page 219: Removing The Thermal Print Head

    CHAPTER 13. MASTER MAKING SECTION REMOVING THE THERMAL PRINT HEAD Removing the Thermal Print Head (1) Lift up the Master loading unit, and remove the Master loading unit bottom cover [A]. (Screws only need be loosened.) (2) Remove the mounting screws on the TPH bracket [B]. (M3 x 6: 2 pcs) (3) Remove the ground lead mounting screw.

  • Page 220: Removing The Master Loading Unit

    CHAPTER 13. MASTER MAKING SECTION REMOVING THE MASTER LOADING UNIT Removing the Master Loading Unit (1) Move the Scanner table unit to the servicing position [A]. (2) Remove the Master loading unit upper cover [D]. (M3 x 6: 4 pcs) (3) Remove the wire harness and ground wire [C], and place them on the Master loading unit.

  • Page 221: Removing The Thermal Pressure Motor

    CHAPTER 13. MASTER MAKING SECTION REMOVING THE THERMAL PRESSURE MOTOR Removing the Thermal Pressure Motor (1) Remove the Master loading unit. (2) Remove the E-rings and bearings, and then remove the Load roller No. 1 (top) [A]. (3) Remove the De-electricity brush plate [B]. (M3 x 6: 2 pcs) (4) Remove the Thermal pressure motor [C] as a unit.

  • Page 222: Adjustment

    CHAPTER 13. MASTER MAKING SECTION THERMAL POWER OF THERMAL PRINT HEAD Adjustment Thermal power of thermal print head The thermal power must always be set before making masters after the Thermal print head has been replaced. Procedure (1) Switch off the power to the system. (2) Connect a multimeter across pin 1 (+) and pin 3 (-) of CN108 on the Power supply unit.

  • Page 223: Master Feeding Adjustments

    CHAPTER 13. MASTER MAKING SECTION MASTER FEEDING ADJUSTMENTS Master Feeding Adjustments 1) Master cut position adjustment This adjustment sets the master cutting timing (print drum stop position for cutting). Checks and procedure (1) Adjust if the tail end of the master mounted on the print drum is either too long or too short. (2) Run test mode No.
  • Page 224 CHAPTER 13. MASTER MAKING SECTION MASTER FEEDING ADJUSTMENTS 4) Write start position adjustment Adjust the write start position (distance from master positioning sensor ON to read/write signal ON). Adjustment for a leading edge margin of 5 mm assuming that the master clamp range has been correctly adjusted.
  • Page 225 CHAPTER : TIMING CHARTS Contents Initialization Operations ..................... 14-2 Overall Initialization Operation ................14-2 Individual Initialization Operations ................. 14-2 [Thermal Print Head Initialization Operation] ............14-2 [Master Compression Plate Initialization Operation] ..........14-3 [Clamp Unit Home Positioning Operation] ............14-3 [Vertical Printing Position Initialization Operation] ..........

  • Page 226: Initialization Operations

    CHAPTER 14. TIMING CHARTS OVERALL INITIALIZATION OPERATION Initialization Operations Overall Initialization Operation Returns the following items to their home positions when the power is switched on or when everything is reset. Initialization start Initialization end Thermal print head Master compression plate Vertical/horizontal printing position not Clamp unit initialized if clamping error occurs.

  • Page 227: [Master Compression Plate Initialization Operation]

    CHAPTER 14. TIMING CHARTS INDIVIDUAL INITIALIZATION OPERATIONS [Master Compression Plate Initialization Operation] Start Master removal sensor Master compre- ssion sensor Disposal box full sensor Master removal motor Compress Master 100 ms Max 400 ms Max 7 s compression START2 (Error: 305) motor 100 ms Return...

  • Page 228: [Vertical Printing Position Initialization Operation]

    CHAPTER 14. TIMING CHARTS INDIVIDUAL INITIALIZATION OPERATIONS [Vertical Printing Position Initialization Operation] Start Vertical centering ON: Start2– sensor Print positioning pulse motor Down Max 18 mm Max 18 mm 100 ms 100 ms (Error: 603) (Error: 604) HOLD A mm Start1 Start2 When ON: Vertical centering sensor: Blocked...

  • Page 229: Printing Operations

    CHAPTER 14. TIMING CHARTS NORMAL OVERALL PRINTING OPERATION Printing Operations Normal Overall Printing Operation Servo operation Elevator Print drum Master check Inking, overflow detection Vertical printing Reset Vertical adjustment position Print pressure Adjustment due to speed/temperature variations and intensity adjustment change Print start Print in progress...

  • Page 230: Individual Printing Operations

    CHAPTER 14. TIMING CHARTS INDIVIDUAL PRINTING OPERATIONS Individual Printing Operations [Print Start Operation] To printing-in- progress process Print start 0° 40° A° B° C° 180° D° 0° Print drum angle Paper Paper detected detection at press section No paper Position A sensor Paper sensor Paper...
  • Page 231 CHAPTER 14. TIMING CHARTS INDIVIDUAL PRINTING OPERATIONS (1) The paper receiving sensor is checked on starting printing, and error message [A09-417] is displayed if it is ON (paper jam from start). The paper sensor is checked on starting printing, and error message [A07-418] is displayed if it is ON (paper jam from start).

  • Page 232: [Print In Progress - End Operation]

    CHAPTER 14. TIMING CHARTS INDIVIDUAL PRINTING OPERATIONS [Print In Progress - End Operation] 20° 270° Print drum angle 0° A° 100° C° E° D° 0° 100° C° E° 0° 180° 0° Paper detection at Paper detected press section No paper Position A sensor Paper sensor Paper receiving...

  • Page 233: [Three-Cycle No-Paper Pickup Operation]

    CHAPTER 14. TIMING CHARTS INDIVIDUAL PRINTING OPERATIONS [Three-Cycle No-Paper Pickup Operation] Print drum angle 0° C° 0° C° 0° C° 0° Paper Paper detected detection at press section No paper Position A sensor Paper sensor Paper receiving sensor Paper detection sensor Main motor Paper feed...

  • Page 234: Elevator Operations

    CHAPTER 14. TIMING CHARTS ELEVATOR OPERATIONS Elevator Operations [Elevator Raise Operation] Start Upper limit sensor (2) Upper/lower limit sensors both ON (Error: 400) Lower limit sensor Elevator motor (3) ON three times in succession (Error: 401) overload current Paper detection sensor (4) ON twice in succession (Error: 402) Paper feed tray...

  • Page 235: [Elevator Lower Operation]

    CHAPTER 14. TIMING CHARTS ELEVATOR OPERATIONS [Elevator Lower Operation] Start Upper limit sensor Lower limit sensor Elevator motor (2) ON three times in succession (Error: 401) overload current Paper feed tray (3) OFF twice in succession (Error: 403) safety switch 100 ms 100 ms 100 ms...

  • Page 236: [Elevator Servo Operation]

    CHAPTER 14. TIMING CHARTS ELEVATOR OPERATIONS [Elevator Servo Operation] Upper limit sensor (8) OFF more than 2 s in succession (Error: 408) Lower limit sensor Elevator motor (2) ON three times in succession (Error: 401) overload current Paper detection (3) ON twice in succession (Error: 402) sensor Paper feed tray (4) ON twice in succession (Error: 403)

  • Page 237: Print Drum Peripheral Operations

    CHAPTER 14. TIMING CHARTS PRINT DRUM PERIPHERAL OPERATIONS Print Drum Peripheral Operations [Clamp Release] Clamp sensor A Clamp sensor B ON Max 3 s (Error: 503) 280 ms Max 5 s (Error: 504) Forward Clamp motor 100 ms Reverse When ON: Clamp sensor A: Blocked, Clamp sensor B: Blocked (1) The clamp motor operates in the forward direction on starting.

  • Page 238: [Inking Operation (No Ink Detection)]

    CHAPTER 14. TIMING CHARTS PRINT DRUM PERIPHERAL OPERATIONS [Inking Operation (No Ink Detection)] Position A sensor Ink sensor 500 ms 500 ms 500 ms 500 ms 500 ms 500 ms 500 ms (2) OFF for A s in succession (Error: 514) Main motor Inking motor (1) Inking is performed with the main motor ON.

  • Page 239: [Print Drum Solenoid Lock Release]

    CHAPTER 14. TIMING CHARTS PRINT DRUM PERIPHERAL OPERATIONS [Print Drum Solenoid Lock Release] Position A sensor Print drum set sensor 100 ms 100 ms 100 ms 100 ms 100 ms 100 ms Print drum release switch Print drum lock solenoid Max 30 s Print drum release switch LED...

  • Page 240: Print Adjustment Operations

    CHAPTER 14. TIMING CHARTS PRINT ADJUSTMENT OPERATIONS Print Adjustment Operations [Print Speed Change] 220° 220° 220° 220° 220° Position A sensor Print speed adjustment key DOWN speed 3 speed 4 speed 3 speed 2 speed 3 (1) If the print speed adjustment key is pressed, the speed does not change immediately, but rather at the next time the print drum reaches the 220°...

  • Page 241: [Vertical Print Positioning Operation]

    CHAPTER 14. TIMING CHARTS PRINT ADJUSTMENT OPERATIONS [Vertical Print Positioning Operation] Print position adjustment key (Operation ignored) Within 1 s Within 1 s Print positioning pulse motor 0.5 mm 0.5 mm 0.5 mm 0.5 mm 0.5 mm (1) If the print position adjustment key is pressed once (within 1 s), the position is immediately changed 0.5 mm.

  • Page 242: Master Removal Operations

    CHAPTER 14. TIMING CHARTS OVERALL TIMING FOR NORMAL MASTER CREATION Master Removal Operations Overall Timing for Normal Master Creation Start Image scanning Master making Master loading Master setting Thermal print head Compress Release Compress Release Master cutting Removed master vertical transport Only position A adjustment if no master on print drum...

  • Page 243: Individual Master Removal Operations

    CHAPTER 14. TIMING CHARTS INDIVIDUAL MASTER REMOVAL OPERATIONS Individual Master Removal Operations [Removed Master Vertical Transport Operation] 0° a° b° 180° 320° 0° Print drum angle Position A sensor (Error: 304) Master removal OFF-OFF (Error: 303) sensor Master compression sensor 100 ms 100 ms 100 ms...

  • Page 244: [Disposed Master Compressing Operation]

    CHAPTER 14. TIMING CHARTS INDIVIDUAL MASTER REMOVAL OPERATIONS [Disposed Master Compressing Operation] Start Master removal sensor Master compression sensor Disposal box full sensor Master removal motor Master Compress compression (Error: 305) motor 11 s (Error: 307) 100 ms Release Brake Brake 400 ms e ms...

  • Page 245: Master Making Operation

    CHAPTER 14. TIMING CHARTS OVERALL TIMING FOR NORMAL MASTER CREATION Master Making Operation Overall Timing for Normal Master Creation Start Image scanning Master making Master loading Master setting Thermal print head Release Compress Compress Release Master cutting Removed master vertical transport Master compressing Paper feed tray elevator...

  • Page 246: Individual Master Making Operation

    CHAPTER 14. TIMING CHARTS INDIVIDUAL MASTER MAKING OPERATION Individual Master Making Operation [Thermal Print Head Compression Operation] Start TPH pressure sensor Max 250 ms Release 100 ms (Error: 207) Thermal pressure motor Compress Brake Max 1 s (Error: 210) When ON: TPH pressure sensor: Blocked (1) The thermal pressure motor operates in the direction of compression.

  • Page 247: [Master Positioning Operation]

    CHAPTER 14. TIMING CHARTS INDIVIDUAL MASTER MAKING OPERATION [Master Positioning Operation] Start Master positioning sensor Master detection sensor Master end 10 ms 10 ms 10 ms sensor Read/Write signal Max B mm (Error: 202) 100 ms Feed Write pulse B mm motor Return Max A mm (Error: 201)

  • Page 248: [Master Cutting Operation]

    CHAPTER 14. TIMING CHARTS INDIVIDUAL MASTER MAKING OPERATION [Master Cutting Operation] Start Normal end Error end Master positioning sensor Print drum Print drum rotates 15°. rotates 15°. Master end sensor Cutter home position switch Cutter motor Max 200 ms Max 200 ms (Error: 203) (Error: 203) Max 400 ms...

  • Page 249: [Master Making Operation]

    CHAPTER 14. TIMING CHARTS INDIVIDUAL MASTER MAKING OPERATION [Master Making Operation] Start Master positioning sensor Master detection sensor Master end sensor C mm F[d] mm Read/Write signal Write pulse Feed motor Feed Load pulse motor Return D mm E[c] mm Max A mm (Error: 201) (4) Master creation...
  • Page 250 CHAPTER 14. TIMING CHARTS INDIVIDUAL MASTER MAKING OPERATION (6) Once the removed master vertical transport ends and the print drum position A adjustment is complete, the load pulse motor operates to transport the leading edge of the master to the clamp position.
  • Page 251 CHAPTER : PANEL MESSAGES Contents Explanation of Panel Messages .................. 15-2 List of Panel Messages ....................15-3 Details of Panel Messages ..................15-4 Backed-up Errors ....................... 15-17 15 – 1 RN (Version 1.0)

  • Page 252: Explanation Of Panel Messages

    CHAPTER 15. PANEL MESSAGES EXPLANATION OF PANEL MESSAGES Explanation of Panel Messages Overview of messages Error code displays • If an error occurs, an error message is displayed together with a graphic and an error code to indicate the problem to the user. •...

  • Page 253: List Of Panel Messages

    CHAPTER 15. PANEL MESSAGES LIST OF PANEL MESSAGES List of Panel Messages Error type Details Error type Details Key/Card counter: No card Main motor lock Elevator motor lock Error type Details Clamp motor lock Replace ink cartridge Overflow Replace master roll Vertical positioning pulse motor lock Master disposal-box-full Computer interface error...

  • Page 254: Details Of Panel Messages

    CHAPTER 15. PANEL MESSAGES DETAILS OF PANEL MESSAGES Details of Panel Messages Technician errors Error type T01 [Main motor lock] T01-*** A problem has occurred. Panel display Press the lower right "Jam Reset" key. If resetting is not possible, notify technician of T01-***. Reset method Jam reset ->...
  • Page 255 CHAPTER 15. PANEL MESSAGES DETAILS OF PANEL MESSAGES Error type T03 [Clamp motor lock] T03-*** A problem has occurred. Panel display Press the lower right "Jam Reset" key. If resetting is not possible, notify technician of T03-***. Reset method Jam reset -> Power failure/Emergency stop action Error point Error detection conditions Clamp sensors A and B do not change 3 s after the clamp motor activates during clamp...
  • Page 256 CHAPTER 15. PANEL MESSAGES DETAILS OF PANEL MESSAGES Error type T08 [CI error] T08-*** A problem has occurred. Panel display Switch on power again. If resetting is not possible, notify technician of T08-***. Reset method Switch on power again. Error point Error conditions CI communication error Error type...
  • Page 257 CHAPTER 15. PANEL MESSAGES DETAILS OF PANEL MESSAGES Error type T13 [Cutter motor lock] T13-*** A problem has occurred. Panel display Press the lower right "Jam Reset" key. If resetting is not possible, notify technician of T13-***. Reset method Jam reset -> Recovery operation Error point Error conditions Cutter home position switch does not go OFF within 200 ms after the cutter motor is...
  • Page 258 CHAPTER 15. PANEL MESSAGES DETAILS OF PANEL MESSAGES Error type T17 [Solenoid counter not connected] T17-*** A problem has occurred. Panel display Press the lower right "Jam Reset" key. If resetting is not possible, notify technician of T17-***. Reset method Solenoid counter connection signal ON Error point Error conditions Solenoid counter is not connected.
  • Page 259 CHAPTER 15. PANEL MESSAGES DETAILS OF PANEL MESSAGES Error type T24 [Inking motor lock] T24-*** A problem has occurred. Panel display Press the lower right "Jam Reset" key. If resetting is not possible, notify technician of T24-***. Reset method Jam reset or switch on power again. Error point Error conditions Inking motor current overload.

  • Page 260: Jam Errors

    CHAPTER 15. PANEL MESSAGES DETAILS OF PANEL MESSAGES Jam errors Error type A01 [Master feed error] A01-*** Panel display Master jammed. Rewind master, and the reset. Master loading unit switch: OFF -> ON, then master positioning sensor OFF. Reset method (Or switch on power again.) Error point Error conditions...
  • Page 261 CHAPTER 15. PANEL MESSAGES DETAILS OF PANEL MESSAGES Error type A04 [Master removal error] A04-*** Panel display Cannot eject master. Pull out print drum and remove master. Reset method Print drum set sensor: OFF -> ON -> Recovery operation Error point Error conditions OFF/OFF in removal jam sensor check at 70°/90°.
  • Page 262 CHAPTER 15. PANEL MESSAGES DETAILS OF PANEL MESSAGES Error type A08 [Ejected paper lifting up] A08-*** Panel display Paper jammed. Pull out print drum and remove jammed paper. Print drum set sensor: OFF -> ON. Reset method (Or switch on power again.) Error point Error conditions Paper receiving sensor was OFF when paper arrived and paper sensor was OFF at 180°...

  • Page 263: Option Errors

    CHAPTER 15. PANEL MESSAGES DETAILS OF PANEL MESSAGES Error type A16 [Awaiting master removal] A16-*** Panel type Pull out print drum and remove master mounted on print drum. Reset method Print drum set sensor: OFF -> ON -> Recovery operation Error point Error conditions Master not cut due to cutter motor locking at emergency stop.
  • Page 264 CHAPTER 15. PANEL MESSAGES DETAILS OF PANEL MESSAGES Error type C02 [Replace master roll] C02-*** Panel display No more masters. Replace master roll. Reset method Master loading sensor: OFF -> ON, and Master detection sensor: OFF -> ON. Error point Error conditions Master end detected twice in succession at 10 ms interval check during master transport.
  • Page 265 CHAPTER 15. PANEL MESSAGES DETAILS OF PANEL MESSAGES Error type D02 [Incorrect print drum] D02-*** Panel display Incorrect print drum. Set correct print drum. Reset method Replace with correct print drum. Error point Error conditions Print drum is incorrect. Error type D03 [Ink cartridge not set] D03-*** Panel display...
  • Page 266 CHAPTER 15. PANEL MESSAGES DETAILS OF PANEL MESSAGES Error type D09 [Master loading unit not set] D09-*** Panel display Close master loading unit. Reset method Master loading unit switch: ON. Error point Error conditions Master loading unit switch was OFF. Error type D10 [Scanner table not set] D10-***...

  • Page 267: Backed-Up Errors

    CHAPTER 15. PANEL MESSAGES BACKED-UP ERRORS Error type E02 [Call technician] E02-*** Time for periodic maintenance. Panel display Contact technician. (Press lower right "Jam Reset" to continue operation.) Reset method Jam reset Error point Error conditions Number of masters completed reached value set in Test mode when power was switched ON, reset, or operation ended.
  • Page 268 CHAPTER : TEST MODE Contents Procedures ........................16-2 1) Start-up Procedure ....................16-2 2) Operating Procedure ..................... 16-2 3) Ending Procedure ....................16-3 Checking Sensors and Switches ................. 16-4 Checking Motors and Solenoids .................. 16-6 Checking Unit Operations .................... 16-7 Data Check .........................

  • Page 269: Procedures

    CHAPTER 16. TEST MODE PROCEDURES Test Mode Procedures 1) Start-up Procedure Switch on the power while pressing the “Master/Print” and “Text/Photo” keys simultaneously. 2) Operating Procedure Test mode numbers can be entered (selected) either via “Key entry” or “Menu selection.” Key entry procedure (1) Enter the number of the test mode to be run using the numeric keys while in standby mode.

  • Page 270: Ending Procedure

    CHAPTER 16. TEST MODE PROCEDURES Display during Test mode operation Display during check operation Display during data setting Technician contact entry screen display (Test mode No. 091) Entering/editing telephone number • Enter digits using the numeric keys, hyphens using the “*” key, and spaces using the “C” key. •...

  • Page 271: Checking Sensors And Switches

    CHAPTER 16. TEST MODE CHECKING SENSORS AND SWITCHES Checking Sensors and Switches Indicates sensor and switch status using audible beeps. • Detected: 0.1 second interval sound (short beeps) • Not detected: 0.5 second interval sound (long beeps) Test item Detection status Image scanner ADF shading sensor Blocked (shading plate present) 101 Flat bed original detection sensor...
  • Page 272 CHAPTER 16. TEST MODE CHECKING SENSORS AND SWITCHES Test item Detection status Position A sensor Blocked (shading plate present) Main motor encoder sensor Blocked (shading plate present) Clamp sensor A Blocked (shading plate present) Clamp sensor B Blocked (shading plate present) Master sensor Open (master present) Ink sensor...

  • Page 273: Checking Motors And Solenoids

    CHAPTER 16. TEST MODE CHECKING MOTORS AND SOLENOIDS Checking Motors and Solenoids Press the “Start” key to switch ON, and either the “Start” or “Stop” key to switch OFF. Test item Remarks Audible beep check 1 0.1 second interval 031 Audible beep check 2 0.5 second interval CCD lamp Illuminates...

  • Page 274: Checking Unit Operations

    CHAPTER 16. TEST MODE CHECKING UNIT OPERATIONS Checking Unit Operations (1) Press the “Start” key to switch ON and start the unit operation. Error checks are performed basically the same as for normal operation. Some operations stop once the sequence is complete, and some operations continue until a key is pressed.
  • Page 275 CHAPTER 16. TEST MODE CHECKING UNIT OPERATIONS Test mode details Cutter motor 1 cycle operation Performs cutting operation. TPH compress operation Moves TPH to compress position. TPH release operation Moves TPH to release position. Master compression plate home position reset Returns the master compression plate to the home position.
  • Page 276 CHAPTER 16. TEST MODE CHECKING UNIT OPERATIONS Test mode details Vertical positioning home position reset Resets the print drum to the vertical center position. 651 Vertical positioning 1 cycle Performs one vertical positioning cycle. Print pressure home position reset Resets print pressure to home position. Print pressure 1 cycle Performs one print pressure change cycle.

  • Page 277: Data Check

    CHAPTER 16. TEST MODE DATA CHECK Data Check Press the “Start” key to display data. * Data check only displays the various settings, and does not allow them to be changed. Data Display details Lists Test mode No. and setting for non-default items during 070 Data setting change confirmation data setting.

  • Page 278: Data Setting

    CHAPTER 16. TEST MODE DATA SETTING Data Setting (1) Press the “Start” key to display and operate the data currently set. (2) Change data using the numeric keys. Switch to the ± display using the “*” key. (3) Once settings have been changed, press the “Enter” or “Start” key to confirm the data and return to standby.
  • Page 279 CHAPTER 16. TEST MODE DATA SETTING Name Technician contact setting Description Sets technician contact address and retailer name for displaying on error screens. * Set using special technician contact setting screen. Setting Space if not set. Minimum print number setting enable Description Sets the minimum print number set in user mode to Enabled/Disabled.
  • Page 280 CHAPTER 16. TEST MODE DATA SETTING Name 188 Slice level setting Sets text mode slice level. Description (Finer for larger values) Range: -16 - +16 Setting Units: Default: 0 189 ABC slice level setting Sets ABC (automatic base control) slice level. Description (Finer for larger values) Range: -16 - +16...
  • Page 281 CHAPTER 16. TEST MODE DATA SETTING Name Master setting adjustment Adjusts a small amount of return movement after the master positioning sensor Description goes ON for inching operation during master setting or after master cutting. Range: 0 - 50 (0 mm - 5.0 mm) Setting Units: 1 (0.1 mm)
  • Page 282 CHAPTER 16. TEST MODE DATA SETTING Name Jam removal detection angle 1 Description Sets the first print drum angle for checking jam removal. Range: 0 - 3600 (0° - 360°) Setting Units: 10 (1°) Default: 700 (70°) 381 Jam removal detection angle 2 Description Sets the second print drum angle for checking jam removal.
  • Page 283 CHAPTER 16. TEST MODE DATA SETTING Name Paper feed clutch ON angle adjustment Description Adjusts angle timing for activating paper feed clutch. Range: -200 - +200 (-20.0° - +20.0°) * (+ delays ON timing) Setting Units: 2 (0.2°) Default: 0° Paper feed clutch OFF angle adjustment (standard) Adjusts angle timing for deactivating the paper feed clutch according to the paper Description...
  • Page 284 CHAPTER 16. TEST MODE DATA SETTING Name Master detection angle adjustment Description Adjusts the angle used to detect master loading. Range: -200 - +100 (-20.0° - +10.0°) * (+ delays detection) Setting Units: 2 (0.2°) Default: 0° 581 Position A stop position adjustment Description Adjusts the print drum position A stop position.

  • Page 285: Print Drum Code Settings

    CHAPTER 16. TEST MODE DATA SETTING Name Vertical print home position adjustment Description Sets offset for vertical print home position. Range: -100 - +500 (-10.0 mm - +50.0 mm) * (+ is upwards) Setting Units: 1 (0.1 mm) Default: 0 Print pressure home position adjustment Description Sets offset for print pressure home position Range: -50 - +50 pulses...
  • Page 286 CHAPTER : USERS MODE Contents Customizing the Initial Setting .................. 1-2 17 – 1 RN (Version 1.0)
  • Page 287 CHAPTER 17. USERS MODE CUSTOMIZING THE INITIAL SETTINGS Customizing the Initial Settings 17 – 2 RN (Version 1.0)
  • Page 288 CHAPTER 17. USERS MODE CUSTOMIZING THE INITIAL SETTINGS 17 – 3 RN (Version 1.0)
  • Page 289 CHAPTER 17. USERS MODE CUSTOMIZING THE INITIAL SETTINGS 17 – 4 RN (Version 1.0)
  • Page 290 CHAPTER 17. USERS MODE CUSTOMIZING THE INITIAL SETTINGS 17 – 5 RN (Version 1.0)
  • Page 291 CHAPTER : MISCELLANEOUS PRECAUTIONS Contents ROM Replacement ....................... 18-2 Battery Replacement ....................18-2 Main PCB Replacement ....................18-2 Ink Cartridge Set Switch PCB Replacement ..............18-2 Print Position Adjustment ..................... 18-3 Notes on Stay Assembly ....................18-3 18 – 1 RN (Version 1.0)
  • Page 292 CHAPTER 18. MISCELLANEOUS PRECAUTIONS ROM REPLACEMENT ROM Replacement Switch off the power, remove the rear cover, and then replace the ROM on the main PCB. * When replacing the ROM, it is not necessary to clear or set data. Battery Replacement Replace the battery on the main PCB with the power to the main unit switched on.

  • Page 293: Print Position Adjustment

    CHAPTER 18. MISCELLANEOUS PRECAUTIONS PRINT POSITION ADJUSTMENT Print Position Adjustment (1) Adjust master creation image elongation and shrinkage. (See page 13-20.) (2) Adjust scanning image elongation and shrinkage. (See page 11-22 for flat bed unit, and page 12-24 for ADF unit.) (3) Adjust the master clamp amount.
  • Page 294 CHAPTER 18. MISCELLANEOUS PRECAUTIONS [Memo] 18 – 4 RN (Version 1.0)
  • Page 295 DESCRIPTION OF PCBS CHAPTER 19 DESCRIPTION OF PCBS Contents 1.CONNECTIONS 1)BLOCK CHART ....................19-2 2)POWER SUPPLY AREA ................. 19-3 3)PANEL CONTROL AREA ................19-4 4)MOTOR CONTROL AREA ................19-5 5)MASTER REMOVAL AREA ................19-6 6)PAPER FEED AREA ..................19-7 7)PRINT DRUM AREA ..................19-8 8)PAPER EJECTION AREA ................

  • Page 296: Connections

    DESCRIPTION OF PCBS 1.Connections 1)Block Chart ［ 19 − 2 ］...

  • Page 297: Power Supply Area

    DESCRIPTION OF PCBS 2)POWER SUPPLY AREA GROUND 021-51045 ＧＮＤ ＧＮＤ ＶＣＣ ＶＣＣ PWRCTRL 021-51047 ＋ ［ 19 − 3 ］...

  • Page 298: Panel Control Area

    DESCRIPTION OF PCBS 3)PANEL CONTROL AREA ［ 19 − 4 ］...

  • Page 299: Motor Control Area

    DESCRIPTION OF PCBS 4)MOTOR CONTROL AREA ［ 19 − 5 ］...

  • Page 300: Master Removal Area

    DESCRIPTION OF PCBS 5)MASTER REMOVAL AREA ［ 19 − 6 ］...

  • Page 301: Paper Feed Area

    DESCRIPTION OF PCBS 6)PAPER FEED AREA ［ 19 − 7 ］...

  • Page 302: Print Drum Area

    DESCRIPTION OF PCBS 7)PRINT DRUM AREA ［ 19 − 8 ］...

  • Page 303: Paper Ejection Area

    DESCRIPTION OF PCBS 8)PAPER EJECTION AREA ［ 19 − 9 ］...

  • Page 304: Master Making Area

    DESCRIPTION OF PCBS 9)MASTER MAKING AREA ［ 19 − 10 ］...

  • Page 305: Scanner Area

    DESCRIPTION OF PCBS 10)SCANNER AREA ［ 19 − 11 ］...

  • Page 306: Options

    DESCRIPTION OF PCBS 11)OPTIONS solenoid(-) stamp solenoid(+) ＳＯＬ stamp STAMP SOLENOID ［ 19 − 12 ］...

  • Page 307: Location Of Pcbs

    2.LOCATION OF PCBS SUB-SW-PCB PANEL CONTROL PCB MAIN-SW-PCB MOTOR CONTROL PCB INK SENSOR PCB PRINT DRUM CONTROL POWER SUPPLY UNIT RELAY PCB ADF-PCB SYSTEM PCB RISORINC2...

  • Page 308: Pcb Function Detail

    DESCRIPTION OF PCBS 3.PCB FUNCTION DETAIL PCB NAME FUNCTION MODEL OVERALL CONTROL SYSTEM PCB SUPPLY ALL VOLTAGES PSUNIT(POWER SUPPLY UNIT),PSUNIT 200 CONTROL EACH MOTOR DRIVE PCB DRIVE FUNCTION OF ADF UNIT PDA ADF(ADF PCB) PANEL CONTROL PCB ENTER FUNCTION KEY,CONTROL DISPLAY MAIN SW PCB ENTER NUMERAL KEY SUB SW PCB...

  • Page 309: System Pcb

    DESCRIPTION OF PCBS 4.SYSTEM PCB CN207 CN208 CN212 CN202 CN211 CN205 CN204 CN203 CN213 SW1:FREE ROTATION BT1:BATTERY(CR2450) ［ 19 − 15 ］...

  • Page 310: Power Supply Unit

    DESCRIPTION OF PCBS 5.POWER SUPPLY UNIT VR301:TPH THERMAL POWER CN107 CN108 ADJUSTMENT NORMAL CN105 VR302:TPH THERMAL POWER CN 104 CN 105 ADJUSTMENT FINE F1:FUSE 125V 10A F2:FUSE 125V 3.15A VR 301 VR 302 F3:FUSE 125V 3.15A F4:FUSE 125V 3.15A F5:FUSE 125V 8A F6:FUSE 125V 3.15A CN 102 CN 101...
  • Page 311 DESCRIPTION OF PCBS POWER SUPPLY UNIT FUSE CHART FUSE NO. SYSTEM PHENOMENON•^CONNECTED PARTS MAIN NO POWER 125V 10A +24VA LOCK SOLENOID TOTAL COUNTER MASTER COUNTER PRESSURE SOLENOID PRINT POSITIONING PULSE MOTOR 125V 3.15A PRESSURE CONTROL MOTOR INKING MOTOR +24VB FLAT BED READ PULSE MOTOR ADF READ PULSE MOTOR 125V 3.15A WRITE PULSE MOTOR THERMAL PRESSURE MOTOR PAPER FEED CRUTCH PAPER EJECTION MOTOR CUTTER MOTOR LOAD...

  • Page 312: Drive Pcb

    DESCRIPTION OF PCBS 6.DRIVE PCB SW1:FREE ROTATION CN407 CN403 ［ 19 − 18 ］...

  • Page 313: Panel Control Pcb

    DESCRIPTION OF PCBS 7.PANEL CONTROL PCB VR1:FOR ADJUST CN 302 CN 301 LCD CONTRAST VR 1 ［ 19 − 19 ］...

  • Page 314: Print Drum Control Pcb

    DESCRIPTION OF PCBS 8.PRINT DRUM CONTROL PCB BLACK SW1-5:INK CARTRIDGE SET SENSOR (BACK OF PCB) CN 503 CN 502 CN 504 SW 1 SW 2 SW 4 SW 3 SW 5 CN 501 COLOR SW1-5:INK CARTRIDGE SET SENSOR (BACK OF PCB) CN 503 CN 502 CN 504...
  • Page 315 DESCRIPTION OF PCBS 9.ADF PCB LED1:READ SENSOR DETECT CN 2 VR1:READ SENSOR ADJUST SENSITIVITY LED1 VR 1 CN 3 ［ 19 − 21 ］...

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