Riso GR 3770 Technical Manual
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Riso GR 3770 Technical Manual

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GR3770

TECHNICAL MANUAL

Copyright : 1997 Riso Kagaku Corporation
All Rights Reserved. This Technical Manual was prepared and
written for the exclusive use of RISO International Group Certi-
fied 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 mem-
ber 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)
VERSION 1.0
AUGUST, 1997
RISO INTERNATIONAL GROUP
RISO DEUTCHLAND GMBH (GERMANY)
RISO FRANCE (FRANCE)
RISO IBERICA (SPAIN)
RISO CANADA (CANADA)
RISO CHINA (HONG KONG)
RISO AFRICA (SOUTH AFRICA)
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Summary of Contents for Riso GR 3770

  • Page 1: Technical Manual

    Copyright : 1997 Riso Kagaku Corporation All Rights Reserved. This Technical Manual was prepared and written for the exclusive use of RISO International Group Certi- fied 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 mem- ber of RISO International Group.
  • Page 2 CONTENTS 1. MACHINE SUMMARY 1. Preface ............................... CAUTION ..............................WARNING ..............................NOTICE ..............................2. Features of the Risograph GR3770 ......................3. Specifications ............................. 4. Product Compatibility ..........................2. DRUM SECTION [ Theory of Operation ] 1. Drum Insertion Error Preventive System ....................2 Ink Bottle Detecting System ........................

  • Page 3: Table Of Contents

    [ Removal ] 1. Clamp Unit ..............................2. Disassembling of Clamp Unit ........................3. Angle Sensor Ass’y............................. APPENDIX (I) [ TEST MODE ] 1. Operation Procedures ........................APX(I)-1 2. Testing Sensor and Switch ......................APX(I)-3 3. Testing Motor and Solenoid ......................APX(I)-4 4.
  • Page 4 1. MACHINE SUMMARY CONTENTS 1. Preface ..........................1-1 CAUTION ........................... 1-2 WARNING .......................... 1-3 NOTICE ..........................1-4 2. Features of the Risograph GR 3770 ................. 1-5 3. Specifications ........................1-6 4. Product Compatibility ......................1-7 GR3770...

  • Page 5: Preface

    This manual provides Technical Service Information for the RISOGRAPH GR 3770 duplicator. You are advised to use this together with “RA Series” “GR Series” Technical Manual as this “GR 3770” Technical Manual includes only the items different from the other GR Series machines.

  • Page 6: Caution

    MACHINE SUMMARY 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. If the batteries are collected and stored inorderly or one upon another, the above-mentioned case will occur.

  • Page 7: Warning

    MACHINE SUMMARY WARNING !! WARNING !! Important Safety Precautions 1. Always disconnect electrical supply before placing hands in the machine. 1. To avoid injuries: Be sure to disconnect the electrical power before disassembling, assembling, or when making adjustments on the machine. 2.

  • Page 8: Notice

    MACHINE SUMMARY NOTICE Please be sure to follow the procedures as below in installation : NOTICE 1 Remove the parts in 5 places as shown in the figures below. 2 Activate the Test mode. 3 Enter No.133 to release the electrical lock. Press Plate Securing Plate Securing Block...

  • Page 9: Features Of The Risograph Gr3770

    MACHINE SUMMARY FEATURES 2. FEATURES OF THE RISOGRAPH GR3770 This chapter mainly describes technical features. As for advantages concerning business operation, see the documents issued by Sales Dept. The GR3770 is a new type of the GR3750 for which 600dpi has been realized. Special features of the GR3770 are as follows: •...

  • Page 10: Specifications

    MACHINE SUMMARY SPECIFICATIONS 3. Specifications GR3770 • Processing High-speed automatic digital scanning Fully automatic, thermal screening duplicating system • Time to First Copy Ledger or A3 original / Approx. 29 seconds Letter or A4 original / Approx. 22 seconds 5 selectable print speeds (60, 80, 100, 110, 120 sheets/min.) •...

  • Page 11: Product Compatibility

    MACHINE SUMMARY PRODUCT COMPATIBILITY 4. PRODUCT COMPATIBILITY Accessory Compatibility chart APPLICABLE MODEL GR3770 GR3750 GR2750 GR2710 GR1750 GR1700 PRODUCT GR3770 Black Drum GR Color Drum A3 GR Drum B4/A4 GR3770 Black A4 WIDE Drum GR Color Drum A4 WIDE ADF UNIT III (S) ADF UNIT III Sheet Feeder SF3000 TM5000 Sorter...
  • Page 12 MACHINE SUMMARY PRODUCT COMPATIBILITY Consumables Compatibility Chart APPLICABLE MODEL GR3770 GR3750 GR2750, 2710, 1750, 1700 PRODUCT RISOGRAPH GR MASTER 77W RISOGRAPH GR MASTER 76W RISOGRAPH GR MASTER 75 RISOGRAPH GR INK HD (BLACK) RISOGRAPH GR INK (BLACK) RISOGRAPH GR INK (RED) RISOGRAPH GR INK (BLUE) RISOGRAPH GR INK (BROWN) RISOGRAPH GR INK (GREEN)

  • Page 13: Drum Section

    2. DRUM SECTION CONTENTS [ Theory of Operation ] 1. Drum Insertion Error Preventive System ..............2-1 2. Ink Bottle Detecting System ..................2-2 3. Ink Supply System ....................... 2-3 [ Removal ] 1. Ink Bottle Set SW Ass’y ....................2-4 GR3770...

  • Page 14: Theory Of Operation

    The drum cover (lower) differs in shape so that the GR3770 dedicated drum is not inserted into the GR3750 machine by mistake. On the other hand, GR3750 drum can be inserted into the GR3770, thus enabling common use of the color drum. GR3770 Drum GR Drum GR 3770 GR Machine 2 - 1 GR3770...

  • Page 15: Ink Bottle Detecting System

    DRUM SECTION THEORY OF OPERATION Test Mode No.55 Bottle set SW1 No.56 Bottle set SW2 No.57 Bottle set SW3 No.17 Bottle set SW-HD 2. INK BOTTLE DETECTING SYSTEM Ink Bottle SWs 1/2/3 as well as Ink Bottle SW-HD detects if an ink bottle appropriate for the drum has been set in position.

  • Page 16: Ink Supply System

    DRUM SECTION THEORY OF OPERATION 3. INK SUPPLY SYSTEM As the Main shaft catch rotates, the squeegee roller and the ink driving shaft are turned. There is a slight gap between the squeegee roller and the doctor roller, through which ink, applied on the squeegee roller, is supplied inside the drum.

  • Page 17: Ink Bottle Set Sw Assy

    DRUM SECTION REMOVAL 2. REMOVAL 1. INK BOTTLE SET SW ASSY. GR3770 2 - 4...
  • Page 18 3. FLAT BED IMAGE SCANNING SECTION CONTENTS [ Theory of Operation ] 1. Scanner Table Setting System ..................3-1 2. Stop Position of Image Scanner .................. 3-2 3. Image Scanner Position Detecting System ..............3-3 4. Flat Bed Original Set Confirming System ..............3-6 5.

  • Page 19: Theory Of Operation

    FLAT BED IMAGE SCANNING SECTION THEORY OF OPERATION Test Mode No.21 : Scanner table set switch No.39 : Inter lock switch 1. THEORY OF OPERATION 1. SCANNER TABLE SETTING SYSTEM Flat Bed Set SW detects if the scanner table has been set in position. When the scanner table is left open, the interlock switch neither for the thermal print head nor for the main motor can be pushed, where power supply to the main motor and to the thermal head is cut off.

  • Page 20: Stop Position Of Image Scanner

    FLAT BED IMAGE SCANNING SECTION THEORY OF OPERATION 2. STOP POSITION OF IMAGE SCANNER Positions for the image scanner to stop include the following four: • Home position (Image scanner home position sensor position) • Original detecting position • ADF shading position (ADF shading sensor position) •...

  • Page 21: Image Scanner Position Detecting System

    FLAT BED IMAGE SCANNING SECTION THEORY OF OPERATION 3. IMAGE SCANNER POSITION DETECTING SYSTEM On supply of power or on closing of the stage cover, if the image scanner is not in the Home position sensor position, image scanner position detection is performed. Turn ON power or close stage cover.
  • Page 22 FLAT BED IMAGE SCANNING SECTION THEORY OF OPERATION TIMING CHART OF IMAGE SCANNER POSITION DETECTION (1) When the image scanner is held close to the ADF read-in position: Power ON or scanner table Set SW ON Further moved to stop position Image scanner home position sensor Light receiving...
  • Page 23 FLAT BED IMAGE SCANNING SECTION THEORY OF OPERATION <1> When the image scanner ADF shading sensor or the image scanner home position sensor is not turned ON within 3 seconds after the flat bed read pulse motor gets ON, Step (3) takes place. <2>...

  • Page 24: Flat Bed Original Set Confirming System

    FLAT BED IMAGE SCANNING SECTION THEORY OF OPERATION 4. FLAT BED ORIGINAL SET CONFIRMING SYSTEM The flat bed original detection sensor serves to confirm that an original has been set on the stage glass. Open the stage cover. (Stage cover sensor is turned OFF.) Original detecting position is 120mm away Image scanner moves to the original detecting from the home position in scanning direction.

  • Page 25: Flat Bed Auto Scanning Contrast Adjustment System

    FLAT BED IMAGE SCANNING SECTION THEORY OF OPERATION 5. FLAT BED AUTO SCANNING CONTRAST ADJUSTMENT SYSTEM This is made effective only when original scanning density is set to “AUTO”. Further, the “auto Scanning Contrast Adjustment function” does not operated in Photo, Line/Photo Mixed (DUO), or Dot mode.

  • Page 26: Flat Bed Image Scanning System

    FLAT BED IMAGE SCANNING SECTION THEORY OF OPERATION 6. FLAT BED IMAGE SCANNING SYSTEM The original reading area, in general, depends on size of sheet set on the Paper feed tray. When Bound Original mode is ON, realtime trimming is performed. When original scanning density is in "AUTO", FB auto scanning contrast Adjustment <START>...
  • Page 27 FLAT BED IMAGE SCANNING SECTION THEORY OF OPERATION SECTIONAL VIEW OF IMAGE SCANNER 3 - 9 GR3770...

  • Page 28: Stage Glass

    FLAT BED IMAGE SCANNING SECTION REMOVAL 2. REMOVAL 1. STAGE GLASS REMOVAL 1) Turn off the power and remove the ADF unit. 2) Remove mounting screws (× 2) of the glass holder (R), remove the holder. 3) Shifting the stage glass rightward, lift it up for removal. CAUTION ON MOUNTING •...

  • Page 29: Image Scanner Unit

    FLAT BED IMAGE SCANNING SECTION REMOVAL 2. IMAGE SCANNER UNIT REMOVAL 1) Turn off the power and remove the stage glass. 2) Remove mounting screws (× 8) of the image scanner cover, remove the cover. 3) Remove mounting screws (× 2) of the image scanner wire stand, raise the stand. Image scanner wire stand Image scanner cover 4) Pulling out the image scanner connector, take out the flexible wire.

  • Page 30: Flat Bed Original Detection Sensor And Image Flexible Wire

    FLAT BED IMAGE SCANNING SECTION REMOVAL 3. FLAT BED ORIGINAL DETECTION SENSOR AND IMAGE FLEXIBLE WIRE 1) Turn off the power and remove the stage glass. FLAT BED ORIGINAL DETECTION SENSOR 2) Remove mounting screw of the flat bed original detection sensor, cut off the wire band and disconnect the connector to remove the sensor.

  • Page 31: Flat Bed Read Pulse Motor Unit

    FLAT BED IMAGE SCANNING SECTION REMOVAL 4. FLAT BED READ PULSE MOTOR UNIT REMOVAL 1) Turn off the powr and remove the following parts: • ADF unit • Stage cover, Scanner cover (rear) 2) Remove the tension spring. 4) Remove the support screw (step flat screw) and mounting screws (× 2) of the flat bed read pulse motor unit, disconnect the motor connector to remove the unit.

  • Page 32: Original Stopper And Shading Glass

    FLAT BED IMAGE SCANNING SECTION REMOVAL 5. ORIGINAL STOPPER AND SHADING GLASS The original stopper is correctly positioned and fitted prior to shipment. Therefore, pay enough attention when you remove it. REMOVAL 1) Turn off the power and remove the following parts: •...
  • Page 33 FLAT BED IMAGE SCANNING SECTION REMOVAL MOUNTING 1) Confirming that both the shading glass and the shading plate are free of contamination, temporarily fasten the glass and the original stopper with fixing screws (× 2). 2) Loosen, beforehand, fixing screws (× 2) of the glass holder (right). 3) Applying a metal measure to the original stopper, place it on the stage glass.
  • Page 34 4. MASTER MAKING SECTION CONTENTS [ Removal ] 1. Thermal Print Head ..................... 4-1 [ Adjustment ] 1. Thermal Power of Thermal Print Head ................ 4-3 GR3770...

  • Page 35: Removal 1. Thermal Print Head

    MASTER MAKING SECTION REMOVAL 1. REMOVAL 1. THERMAL PRINT HEAD REMOVAL 1) Turn ON the power and open the Scanner table. Then turn OFF the power. (The thermal print head is raised automatically.) 2) Remove mounting screws (× 2) of the master making unit cover, remove the cover. 3) Remove the fixing screws of thermal print head ground wire, raise the ground wire.
  • Page 36 MASTER MAKING SECTION REMOVAL 6) Remove mounting screws (× 2) of the thermal print head, disconnect connectors (x 2) and remove the unit. Fig. b Pan-head IT M3 × 7 (× 2) Thermal print head - Precautions in Removal - •...

  • Page 37: Adjustment 1. Thermal Power Of Thermal Print Head

    MASTER MAKING SECTION ADJUSTMENT 2. ADJUSTMENT 1. THERMAL POWER OF THERMAL PRINT HEAD PROCEDURE 1) Turn off the power, and remove the Front right cover. 2) Connect a voltmeter between pins TP1(+) and TP2(GND) on the power supply PCB. 3) Turning ON Test Mode No.77 (TPH/CTL signal), confirm that the voltage displayed on the voltmeter conforms to the setting table according to the thermal print head resistance value.
  • Page 38 MASTER MAKING SECTION ADJUSTMENT TPH VOLTAGE SETTING TABLE RESISTANCE VALUE (Ω) VOLTAGE (V) 1700 ∼ 1713 11.4 1714 ∼ 1743 11.5 1744 ∼ 1774 11.6 1775 ∼ 1804 11.7 1805 ∼ 1835 11.8 1836 ∼ 1866 11.9 1867 ∼ 1897 12.0 1898 ∼...
  • Page 39 5. MASTER CLAMP & LOADING SECTION CONTENTS [ Theory of Operation ] 1. Clamp Unit Home Positioning System ................ 5-1 2. Clamp Plate Master Release System ................. 5-2 3. Clamp Plate Master Clamp System ................5-4 [ Removal ] 1. Clamp Unit ........................5-6 2.

  • Page 40: Theory Of Operation

    MASTER MAKING SECTION THEORY OF OPERATION LED DRMO Lit up when 0° angular sensor detects magnet. DRM1 Lit up when 180° angular sensor detects magnet. 1. THEORY OF OPERATION 1. CLAMP UNIT HOME POSITIONING SYSTEM When the clamp unit is held lowered in Power ON or All Reset state (when the clamp safety SW has not been pushed), perform the following clamp unit home position returning to raise the clamp unit.

  • Page 41: Clamp Plate Master Release System

    MASTER CLAMP & LOADING SECTION THEORY OF OPERATION LED DRM1 Lit up when 180° angular sensor detects magnet. 2. CLAMP PLATE MASTER RELEASE SYSTEM <START> key ON Clamp motor gets ON in "open" direction and clamp plate starts to open. Clamp unit lowers, detaching Clamp When Clamp Safety SW is kept pushed, "T14".
  • Page 42 MASTER MAKING SECTION THEORY OF OPERATION TIMING CHART OF CLAMP PLATE OPENING OPERATION START key ON Master removal operation starts. <1> Clamp motor <2> 350 ms Clamp safety motor <3> <6> <4> 0° angular sensor <5> 180° angular sensor <4> <1>...

  • Page 43: Clamp Plate Master Clamp System

    MASTER CLAMP & LOADING SECTION THEORY OF OPERATION LED DRM0 Lit up when 0° angular sensor detects magnet. 3. CLAMP PLATE MASTER SYSTEM Master is fed on to drum Clamp motor ON in "close" direction and clamp plate starts to close. When Clamp Safety SW is kept pushed, "T14".
  • Page 44 MASTER MAKING SECTION THEORY OF OPERATION TIMING CHART OF CLAMP PLATE CLOSING OPERATION Completion of master feeds to the drum. End of operation Clamp motor <1> 350 ms Pushed Clamp safety motor Detached <2> <3> Magnet detection 180° angular sensor Magnet detection 0°...

  • Page 45: Clamp Unit

    MASTER CLAMP & LOADING SECTION REMOVAL 2. REMOVAL 1. CLAMP UNIT REMOVAL 1) Turn off the power and remove the back cover. 2) Disconnect connectors of the clamp motor and Clamp Safety SW. 3) Remove mounting screws (× 4) of the clamp unit, remove the unit. - Precaution in Assembly - •...

  • Page 46: Disassembling Of Clamp Unit

    MASTER CLAMP & LOADING SECTION REMOVAL 2. DISASSEMBLING OF CLAMP UNIT DISASSEMBLY 1) Remove the clamp spring. 2) Detaching the C-ring (× 1) fixing the clamp slide shaft, remove the motor unit. C-ring Clamp spring Clamp slide shaft 3) Remove mounting screws (× 2) of Compensator Plate, remove the compensator plate, the metal, the collar (short), Drive Gear II, and the collar (long).

  • Page 47: Angle Sensor Assy

    MASTER CLAMP & LOADING SECTION REMOVAL 3. ANGLE SENSOR ASSY. REMOVAL 1) Pull out the drum, turn off the power and remove the back cover. 2) Before taking off the angular sensor, put a mark in the sensor fitting position so that place for fitting is clearly known.
  • Page 48 APPENDIX (I) CONTENTS 1. Test Mode 1. Operation Procedures ..................APX(I)-1 2. Testing Sensor and Switch .................. APX(I)-3 3. Testing Motor and Solenoid ................APX(I)-4 4. Memory Switch ....................APX(I)-5 5. Memory Clear and Counter Stop, etc..............APX(I)-7 6. Sequential Operation Test ................... APX(I)-8 7.

  • Page 49: Test Mode

    APPENDIX (I) TEST MODE 1. TEST MODE 1. OPERATION PROCEDURES (1) Starting Up Test mode Turn on the power, pressing down both <M/P> and <LINE/PHOTO> buttons on the main panel. TEST MODE Ver 1.23 SYSTEM 4.56 PANEL ← Ver.No. of the system ROM ←...
  • Page 50 APPENDIX (I) TEST MODE (4) HOW TO OPERATE TEST MODE NO’S 81 TO 89, 121, AND 122 (MEMORY SW’S) <1> Starting Test mode, input a Test mode No. and press <START> key. TEST MODE Ver 1.23 SYSTEM 4.56 PANEL (For example, when scanning start Position Adjustment has been selected) <...

  • Page 51: Testing Sensor And Switch

    APPENDIX (I) TEST MODE 2. TESTING SENSOR AND SWITCH The current states of sensors and switches are indicated with buzzer sound: Detection : 0.1 second interval beep No detection : 0.5 second interval beep Test Component Detection Status Remarks Paper detection sensor Reflected light is detected (for paper provided.) Applicable only to Model 600dpi.

  • Page 52: Testing Motor And Solenoid

    APPENDIX (I) TEST MODE Test Component Detection Status Remarks 41 Paper feed cassette sensor 1 Magnetism is detected. 42 Paper feed cassette sensor 2 Magnetism is detected. 43 Paper feed cassette sensor 3 Magnetism is detected. 44 Paper feed cassette sensor 4 Magnetism is detected.

  • Page 53: Memory Switch

    APPENDIX (I) TEST MODE 4. MEMORY SWITCH Various kinds of setting concerning master making, etc. are stored in Memory switches. Use <Print Position Adjust> key to change setting. DETAILS OF MEMORY SW 81 Image Scanner ADF Home Position Adjustment (This applies only to 300/400dpi type.) Adjusts the position of the Image scanner against the White roller (Read roller) to sharpen the blurred image caused by incorrect positioning of the Image scanner.
  • Page 54 APPENDIX (I) TEST MODE DETAILS OF MEMORY SW 85 Master Marking lenght (Write Pulse Motor Operation Time) Adjustment (Except 600dpi type) Adjusts the master making length by controlling the operation time of the Write pulse motor. Memory SW −3.5 −3.0 −2.5 −2.0 −1.5...

  • Page 55: Memory Clear And Counter Stop, Etc

    APPENDIX (I) TEST MODE DETAILS OF MEMORY SW 121 Setting of original scanning density default (FB type) (Initial setting of original scanning density on starting.) Memory SW Default Auto Manual 3 Manual 4 Power OFF state 122 Setting of sheet no. return on switching of Master Making mode (Sets sheet no.

  • Page 56: Sequential Operation Test

    APPENDIX (I) TEST MODE 6. SEQUENTIAL OPERATION TEST Details of Test Mode 101 Ink supply operation Until the ink sensor gets ON, the main motor and the ink motor are held ON. Ink sensor ON ⇒ confidential op. ⇒ press application × 30 times ⇒ Stopped on A detection position. (For FB type, further, the image scanner shuttles between the Image Scanner home position sensor and the ADF shading sensor at a speed of 50%.) 102 Elevator operation...
  • Page 57 APPENDIX (I) TEST MODE Details of Test Mode 111 Thermal pressure motor operation When TPH home position SW is ON: DOWN ⇒ TPH pressure SW ON ⇒ stop When TPH pressure SW is ON: UP ⇒ TPH home position SW ON ⇒ stop 112 Cutter motor one-cut operation 113 FB type ADF original feed operation (Image scanner does not operate.) ADF original det.

  • Page 58: Panel Test

    APPENDIX (I) TEST MODE Details of Test Mode 137 Clamp plate closing operation (This applies only to 600dpi type.) Clamp plate is closed when the 180° angular sensor is ON. 139 Sorter Initial Communication mode (This applies only to 600dpi type.) Following connecting to the sorter, perform initial communication with the sorter to enable its use.

  • Page 59: Advice Displays

    APPENDIX (I) ADVICE DISPLAYS 2. ADVICE DISPLAYS 1. TROUBLE MESSAGES (T DISPLAY) Display Details How to Cancel Main Motor Lock CALL SERVICE • In 3 seconds from turning ON of the main motor, the A detec- Press <ALL RESET> key. tion sensor light path is still held blocked.
  • Page 60 APPENDIX (I) ADVICE DISPLAYS Display Details How to Cancel Print Positioning Motor Lock CALL SERVICE • In 12 seconds from turning ON of the print positioning motor, Press <ALL RESET> key. the vertical centering sensor is not turned ON/OFF. • When the fuse of the main power PCB is gone Pressure Detection Sensor Malfunction CALL SERVICE...
  • Page 61 APPENDIX (I) ADVICE DISPLAYS Display Details How to Cancel Clamp Error (2) 600dpi type ∗ ∗ ∗ CALL SERVICE • In 2 seconds from turning ON of the clamp motor in clamp unit home position return operation, the 0° or 180° angular sensor has not detected magnet.
  • Page 62 APPENDIX (I) ADVICE DISPLAYS Display Details How to Cancel Sorter Error TURN MAIN POWER Displayed to interrupt the machine operation: Power OFF -> ON SW. OFF THEN ON • If an error signal is received from the sorter. Thermal Pressure Motor Lock Displayed to interrupt the machine operation: CALL SERVICE Press <ALL RESET>...

  • Page 63: Trouble Messages (Others)

    APPENDIX (I) ADVICE DISPLAYS 2. TROUBLE MESSAGES (OTHERS) Display Details How to Cancel CHECK PAPER FEED • If the safety switch over or under the Paper feed tray is acti- Press Safety SW. (Remove AREA vated. obstacles.) PAPER MISFEED Paper Jam in the First Paper Feed Area CHECK PAPER FEED Displayed to interrupt the machine operation: Press <ALL RESET>...
  • Page 64 APPENDIX (I) ADVICE DISPLAYS Display Details How to Cancel Original Jam at the Exit ORIGINAL JAM RESET Displayed after the master has been loaded onto the Drum: ADF SW OFF⇒ ON ORIGINAL • If the Original OUT sensor has been blocked for 1,890 pulses after the Read pulse motor was turned on.
  • Page 65 APPENDIX (I) ADVICE DISPLAYS Display Details How to Cancel Master Removal Error DISPOSAL ERROR REMOVE DRUM (PRINT Displayed after the Image scanning and Master making opera- Drum set SW OFF ⇒ ON CYLINDER) AND tions are completed or in the confidential operation: ⇓...

  • Page 66: Setting Confirmation Messages

    APPENDIX (I) ADVICE DISPLAYS 3. SETTING CONFIRMATION MESSAGES Display Details How to Cancel CLOSE Close Front Cover FRONT COVER Displayed to prevent the machine operation: Front cover set sensor ON • If the metal plate is not attached to the Front cover set sensor. ADD PAPER Add Paper Displayed to interrupt the machine operation:...

  • Page 67: Change-Of-Consumables Messages

    APPENDIX (I) ADVICE DISPLAYS Display Details How to Cancel Insert Card into Key/Card Counter Set a card. INSERT CARD IN KEY/CARD Displayed to prevent the machine operation: COUNTER • If an operator card is not set in the Key/Card counter. 4.
  • Page 68 APPENDIX (II) DESCRIPTION OF PCB’S CONTENTS 1. Block Chart ......................APX(II)-1 2. Location of PCBs ....................APX(II)-2 3. SYSTEM PCB2 ....................APX(II)-3 4. Image Processing PCB (IPIF) ................APX(II)-10 5. Motor Control PCB MK2 ..................APX(II)-13 6. Drum Control PCB3 ..................... APX(II)-15 7.

  • Page 69: Block Chart

    DESCRIPTION OF PCBs DRUM CONTROL PCB3 1. Block Chart Power Supply fan motor Input CN3-2 Suction fan motor Power supply P C B Main SW Sub SW LCD Panel Unit CN10 CN11 CN3-1 LCD Control PCB TPH Sub Components Main Motor Image Motor Control Scanner...

  • Page 70: Location Of Pcbs

    DESCRIPTION OF PCBs BLOCK CHART 2. Location of PCBs Sub SW PCB LCD Panel Unit TPH Sub PCB LCD Control PCB Main SW PCB ADF PCB Power Supply PCB FBI PCB Image Processing PCB (IPIF) System PCB2 Motor Control PCB MK2 Drum PCB Drum Control PCB3 GR3770...

  • Page 71: System Pcb2

    DESCRIPTION OF PCBs SYSTEM PCB2 3. SYSTEM PCB2 To Components 1 2 3 4 5 6 2450 To Motor Control PCB MK2 CN2 To Power Supply PCB CN5/CN2 To Job Separator To Image Processing PCB CN2 FREE To Components To Option PCB To Components CN15 To LCD Control...
  • Page 72 DESCRIPTION OF PCBs SYSTEM PCB2 Sensor Name When LED is ON DRM0 0 Angular Sensor Magnetism is detected DRM1 Magnetism is detected 180 Angular Sensor PFD2 Paper Feed Clutch Sensor Light path is blocked PDTC Paper Detection Sensor Reflected light detected Vertical Centering Sensor Light path is blocked PRSS...
  • Page 73 DESCRIPTION OF PCBs SYSTEM PCB2 40pins 60pins 40pins ADGND GND1 ADVCC GND1 N.C. GND1 Paper size sensor GND1 GND1 Temp.det.sensor GND1 N.C. GND1 GND1 GND1 GND1 GND1 GND1 GND1 GND1 GND2 GND2 GND1 GND2 +24V GND1 +24V +24V GND1 TXD1 RXD1 GND1 GAZO-CS1...
  • Page 74 DESCRIPTION OF PCBs SYSTEM PCB2 96pins GND1 Master loading button LOW when pressed GND1 Scanner table set switch LOW when pressed Load P/M (A pulse) Load P/M (Com. A pulse) Load P/M (B pulse) Loading pulse motor Load P/M (Rev. A pulse) Load P/M (Com.
  • Page 75 DESCRIPTION OF PCBs SYSTEM PCB2 CN7 96pins GND1 Master end sensor/Master HIGH in master det. det. sensor (send) GND1 Master loading unit switch LOW when pressed LOW in operation Separation fan 2 +24V (Drive mechanism side) N.C. LOW in operation Loading fan +24V Separation fan 1...
  • Page 76 DESCRIPTION OF PCBs SYSTEM PCB2 50pins Wing motor Jump wing switch 1 (Drive mechanism side) Jump wing switch 2 (Operation panel side) Paper rcv. sensor 1 (send) Paper rcv. sensor 2 (send) Print positioning motor Wh/Rd Wh/Gr Pressure solenoid Pressure control motor Pressure control encoder Pressure control sensor Paper detection sensor...
  • Page 77 DESCRIPTION OF PCBs SYSTEM PCB2 CN15 30pins GND1 GND1 Ink sensor (HIGH with ink) Overflow sensor (HIGH with ink) +12V +24V Inking motor (LOW in operation) GND1 N.C. GND1 Drum Control Det. A sensor (LOW when blocked) PCB2 CN1 Det. C sensor (LOW when blocked) GND1 Drum size data signal 1 SW1 Drum size data signal 2 SW2...

  • Page 78: Image Processing Pcb (Ipif)

    DESCRIPTION OF PCBs IMAGE PROCESSING PCB (IPIF) 4. Image Processing PCB (IPIF) To FBI PCB To FBI PCB To Digitizer PCB To Power Supply PCB CN5 To TPH SLICE IC45 To System PCB2 SW1(GAM) : For Gamma compensation adjustment Light (0) - Dark (F) SW2(SLICE) : Line mode slice level adjustment Dark (0) - Standard (8) - Light (F) SW3(ADF)
  • Page 79 DESCRIPTION OF PCBs IMAGE PROCESSING PCB (IPIF) 60pins 40pins GND1 ADGND Original OUT sensor sig. ADVCC TRIG N.C. Original IN sensor sig. Paper size sensor GND1 Temp.det.sensor Original Registration sensor sig. N.C. LST/ GND1 Original in place sig. (ADF) GND1 GND1 GND1 ADF cover closed sig.
  • Page 80 DESCRIPTION OF PCBs IMAGE PROCESSING PCB (IPIF) 28pins CN3 26pins +24V RID1 +24V RID2 +12V RID0 THERMISTOR CODE1 CODE0 DGTLESS STB1/ /YUKOU CLK1 R/W-START LAT1/ /SK-SIG /NEGA GNDL /WHITE GNDL /BLACK Digitizer PCB GNDL /PHOTO /CHARA /DGTOP /DGTDATA STB2/ /AUX01 CLK2 N.C.

  • Page 81: Motor Control Pcb Mk2

    DESCRIPTION OF PCBs MOTOR CONTROL PCB MK2 5. Motor Control PCB MK2 To System PCB2 To Main motor Open To Power Supply To SF3000 Components LED1 : The actuator of Elevator upper limit sensor is raised to open the light path. APX(II)-13 GR3770...
  • Page 82 DESCRIPTION OF PCBs IMAGE PROCESSING PCB (IPIF) CN4 2pins 9pins To System PCB2 Main motor (-) Main motor P-F safety sw(upper) Main motor (+) Sealed Rd Rd Rd Rd wire +24VA CN5 10pins N.C. +24VB +24VB TKCNT1/ GND2 TKCNT2/ Power Supply GND3 IAKEN GND3...

  • Page 83: Drum Control Pcb3

    DESCRIPTION OF PCBs MOTOR CONTROL PCB MK2 6. Drum Control PCB3 To Bottle Set switch To Drum PCB Inking Motor 1 2 3 4 5 6 To System PCB CN15 : Drum Data SETTING DATA Drum General Data Ledger A4Wide Drum Size Data (Ledger/A3) HD Black...
  • Page 84 DESCRIPTION OF PCBs DRUM CONTROL PCB3 20pins GND1 GND1 Ink sensor (HIGH with ink) Overflow sensor (HIGH with ink) +12V Inking motor (LOW when activated) +24V GND1 N.C. GND1 Det. A sensor (LOW when blocked) Det. C sensor (LOW when blocked) GND1 Drum size data signal 1 SW1 Drum size data signal 2 SW2...
  • Page 85 DESCRIPTION OF PCBs ADF PCB 7. ADF PCB To ADF read pulse To Original OUT CN11 motor sensor To Original regist. To Original feed CN10 sensor solenoid To Original det. To ADF motor sensor Shading solenoid To Original IN To Original IN sensor (send) sensor (rcv.) TP2 TP1...
  • Page 86 DESCRIPTION OF PCBs ADF PCB CN1 6pins CN7 2pins A pulse +24V Original feed Com. A pulse When pressed +24V cover switch Rev. B pulse ADF read Rev. A pulse pulse motor Com. B pulse CN8 3pins B pulse +5V (220H) Original IN sensor (Send) CN2 2pins...
  • Page 87 DESCRIPTION OF PCBs FBI PCB 8. FBI PCB To Image To Image Scanner Processing PCB CN11 To FBI Read Open CN12 Pulse Motor CN13 CN16 CN17 To ADF PCB To Components To Image Processing PCB APX(II)-19 GR3770...
  • Page 88 DESCRIPTION OF PCBs FBI PCB CN11 40pins CN12 60pins GND1 Original OUT sensor sig. TRIG TRIG Original IN sensor sig. GND1 /LST Original Registration sensor sig. LST/ DCLK Original in place sig. (ADF) GND1 ADF cover closed sig. DCLK ADF unit connect sig. GND1 ADF motor RST sig.
  • Page 89 DESCRIPTION OF PCBs FBI PCB CN13 20pins GND2 SABAS GND2 PIKM GND1 RPMCK GND1 PMENB PMRST ADF PCB PMFRC ADF ENL SAFSG GENSEN SABASEN +24V GINSEN +24V GOUTSN CN15 4pins A pulse Beige Rev. A pulse FBI read Cream B pulse pulse motor Light Red Rev.

  • Page 90: Option Pcb Aiii

    DESCRIPTION OF PCBs OPTION PCB AIII 9. Option PCB AIII 60pins GND1 GND1 GND1 To SF3000 GND1 GND1 GND1 GND2 GND2 GND2 +24V +24V +24V TXD1 RXD1 RTS1/ CTS1/ To Key Card TXD2 To Sorter Counter III RXD2 RTS2/ CTS2/ TXD3 RXD3 RTS3/...
  • Page 91 DESCRIPTION OF PCBs OPTION PCB AIII CN2 40pins CN3 15pins Sealed wire WR-DATA GND1 GND1 CK-1/4 RD-DATA WR-DATA VSYNC CRD-RQ YUKOU COUNTER-OP COUNTER-SET Key Card R-BUSY MASTER-COUNT Counter III START-SIG PAPER-COUNT CARD-ARK CARD-COUNTER-UMU GND1 RPWR CN4 14pins Computer Interface GND1 WR-DATA RET SORTER-UMU RD-DATA RET...

  • Page 92: Lcd Control Pcb

    DESCRIPTION OF PCBs LCD CONTROL PCB 10.LCD Control PCB TP1 TP2 To Sub SW To Main SW PCB CN11 PCB CN10 To LCD To LCD Panel Unit Panel Unit To System PCB2 To Power Supply PCB CN5 GR3770 APX(II)-24...
  • Page 93 DESCRIPTION OF PCBs LCD CONTROL PCB CN2 40pins CN8 36pins CN9 26pins OUT0 OUT1 GND1 OUT2 OUT3 GND1 OUT4 DISP-EN OUT5 GND1 OUT6 GND1 OUT7 GND1 GND1 Sub SW PCB CN11 GND1 GND1 SL10 Main SW GND1 PCB CN10 OUT4 System PCB2 GND1 OUT5...

  • Page 94: Power Supply Pcb 100-120V

    DESCRIPTION OF PCBs POWER SUPPLY PCB 100-120V 11.Power Supply PCB 100-120V CN3-2 20 1 CN3-1 F4 F6 CN1 : From AC Input CN2 : To PCB’s VR101 F7 F5 F3 CN3-1 : VR100 To TPH Sub PCB To TPH Safety Switch CN3-2 : To Suction Fan Motor CN4 :...
  • Page 95 DESCRIPTION OF PCBs POWER SUPPLY PCB 100-120V CN1 7pins CN4 3pins Open Primary Power W-H connector CN5 24pins Gr/Yw +12V CN4-4 (Image Processing PCB) +12V CN5-3 (System PCB2) CN2 12pins GND1 CN4-3 (Image Processing PCB) -12V CN4-6 (LCD Control PCB) +24VA (F3) TPH CTL CN5-7 (System PCB2)

  • Page 96: Power Supply Pcb 200-240V

    DESCRIPTION OF PCBs POWER SUPPLY PCB 200-240V 12.Power Supply PCB 200-240V CN3-2 CN3-1 CN1 : From AC Input CN2 : F6 F7 To PCB’s CN3-1 : To TPH Sub PCB To TPH Safety Switch CN3-2 : To Suction Fan Motor CN4 : Open CN5 :...
  • Page 97 DESCRIPTION OF PCBs POWER SUPPLY PCB 200-240V CN1 7pins CN4 3pins Open Primary Power W-H connector CN5 24pins Gr/Yw +12V CN4-4 (Image Processing PCB) +12V CN5-3 (System PCB2) CN2 12pins GND1 CN4-3 (Image Processing PCB) -12V CN4-6 (LCD Control PCB) +24VA (F3) TPH CTL CN5-7 (System PCB2)
  • Page 98 DESCRIPTION OF PCBs POWER SUPPLY PCB FUSE REPLACEMENT CAUTION FOR CONTINUED PROTECTION AGAINST RISK OF FIRE, REPLACE ONLY WITH SAME TYPE AND RATINGS OF FUSE(S). Power Supply 100-120V Type 200-240V Type Model 10A 125V 5A 250V 8A 125V 3.15A 250V 3.15A 125V 3.15A 250V 3.15A 125V...

  • Page 99: Tph Sub Pcb

    DESCRIPTION OF PCBs TPH SUB PCB 13.TPH Sub PCB To TPH To Power Supply PCB CN1 20pins CN2 22pins GND2 GND2 -Remote -Remote GND2 GND2 GND2 GND2 GND2 GND2 GND2 GND2 GND2 GND2 GND2 GND2 GND2 GND2 GND2 Power Supply GND2 +14V +14V...

This manual is also suitable for:

Gr3770

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