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Ricoh DDP70 Maintenance Manual

Standard finisher
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Standard Finisher
Maintenance
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© 2005 Ricoh Printing Systems, Ltd.
May, 2005
N901402

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  • Page 1 Standard Finisher Maintenance Manual © 2005 Ricoh Printing Systems, Ltd. May, 2005 N901402...
  • Page 2 © 2005 Ricoh Printing Systems, Ltd. All rights reserved. No part of this document may be reproduced without the express permission of Ricoh Printing Systems, Ltd. The material in this document is for informational purposes and is subject to change without notice.
  • Page 3 DDP70 Finisher Maintenance Manual “Click on blue to view” Table of Contents 1. Outlines 2. Safe Handling of Finisher 3. General Information 4. Preventive Maintenance 5. Troubleshooting 6. Disassembling, Assembling & Adjustment 7. Theory of Operation Dated: May, 2005...
  • Page 4 DDP70 Finisher Maintenance Manual Copyright © 2005 Ricoh Printing Systems, Ltd. N901402...
  • Page 5 DDP70 Finisher Maintenance Manual...
  • Page 6 Revisions Page Rev. Machine Rev. Page No. (Contents) Date First Edition May, 2005...
  • Page 8 Safety Safety in Operation Safety...
  • Page 9 DDP70 Finisher Maintenance Manual...

  • Page 10: Table Of Contents

    5.2.6. E260 FINISHER 1 CPU ERROR ......5-16 5.2.7. E262 FINISHER 1 INCORRECT COMMAND DDP70 Finisher Maintenance Manual...
  • Page 11 6.7.14. Adjusting the Stapling Position for 1 Position Stapling... . . 6-45 6.7.15. Adjusting the Tension of the Stapler Move Timing Belt ... . 6-46 DDP70 Finisher Maintenance Manual...
  • Page 12 Chapter 7. Theory of Operation........7-1 7.1.
  • Page 13 DDP70 Finisher Maintenance Manual...

  • Page 14: Chapter 1. Outlines

    Chapter 1. Outlines 1.1. Characteristics 70 pages/minutes high speed cut sheet finisher Offset sorting and stapling with 3 places are available Small size and easy paper handling Easy change for staple cartridge Applicable for variety size of paper 1.2. Specifications Finishing speed 70 pages /minute (Letter, A4/LEF) Dimensions 460(784*) x 1035 x 616 mm*: Include the shift tray...
  • Page 15 Temperature Humidity : 20 to 80 % Wet Bulb 26 deg.C (78.8 ° F) max. (2) Recommended condition : 19 to 25 ° C (66.2 to 77 ° F) Temperature Humidity : 40 to 60 % DDP70 Finisher Maintenance Manual...

  • Page 16: Configurations

    1.3. Configurations The basic configuration of this finisher is as follows. Finisher Main Frame Cover Paper Conveyance Shift Unit Paper exit Unit Shift Tray Stacker Unit Stapler Unit Outlines...
  • Page 17 DDP70 Finisher Maintenance Manual...

  • Page 18: Chapter 2. Safe Handling Of The Finisher

    Chapter 2. Safe Handling of the Finisher This chapter describes the rules for safe handling of the finisher which must be strictly observed by all maintenance personnel. Before conducting maintenance and inspec- tion of the finisher, you must fully comprehend the following. 1.
  • Page 19 DDP70 Finisher Maintenance Manual...

  • Page 20: Chapter 3. General Information

    Chapter 3. General Information This chapter describes the cautions and matter in general in relationship to the main- tenance. It is particularly essential to read the following. 3.1. Maintenance Precautions 1. Thoroughly read through and understand the instructions to handle the finisher safely as described in Chapter 2, “Safe Handling of the Finisher,”...

  • Page 21: Tool Required

    Push-Pull Scale 3 kg Adjustable Open End Wrench Span 30mm Table 3-2. Measurement Instruments Item NAME USAGE Multimeter Measurement of Voltage and Resistance Table 3-3. Consumables Item NAME USAGE Lint-Free Cloth Cleaning contaminated areas of the finisher DDP70 Finisher Maintenance Manual...

  • Page 22: Motor & Solenoid Locations

    3.4. Motor & Solenoid Locations M o t o r s Figure 3-2. Location of all Motors & Solenoids Table 3-4. Names of Motors & Solenoids Parts Catalog Maintenance Name Marks Remarks Ref. + Page Item List Block 4.3.7 Page 4-12 Conveyance Motor (M1) Roller Shift Motor 4.3.5 Page 4-10...
  • Page 23 Table 3-4. Names of Motors & Solenoids Parts Catalog Maintenance Name Marks Remarks Ref. + Page Item List Block Stacker Entrance Motor Gate Solenoid Sub-tray Paper Exit Solenoid 4.3.9 Page 4-14 Grip Solenoid 4.3.10 Page 4-15 Paper Exit Opening Solenoid By-pass Solenoid DDP70 Finisher Maintenance Manual...

  • Page 24: Switch & Sensor Locations

    3.5. Switch & Sensor Locations M o t o r s Figure 3-3. Location of all Switches & Sensors Table 3-5. Names of Switches & Sensors Parts Catalog Mark Maintenance Name Remarks Ref. + Page List Block Interlock Sub-tray Exit Sensor Tray Upper Limit Sensor Tray Lower Limit Sensor FIN Entrance Sensor...
  • Page 25 F Staple HP Sensor PS17 Roller Shift HP Sensor PS18 Stacker Paper Sensor PS20 Staple Rotation HP1 Sensor PS21 Staple Rotation HP2 Sensor PS22 Paper Exit 2 Sensor PS23 R Staple Ready Sensor PS24 F Staple Ready Sensor PS25 DDP70 Finisher Maintenance Manual...

  • Page 26: Finisher Circuit Diagram

    3.6. Finisher Circuit Diagram Note: SNS means Sensor. SD means Solenoid. FINISHER DDP70 J/P745 CN10 FS-104H P/K DDP70 CPxxx POWER SUPPLY F CMD BUS-P1 CMD BUS-P F STS BUS-P STS BUS-P F ST RST-P ST RST-P J/P235 F ST EXIT-N...
  • Page 27 PS24: R STAPLE PS14 IN READY SNS PS24 IN M9 DRV-F M9 DRV-R STAPLER R MOTOR PS20 STACKER PS20-IN PAPER SNS CN114 24V GND 24V GND M14 CONT STACKER ENTRANCE MOTOR Figure 3-2. Finisher Circuit Diagram DDP70 Finisher Maintenance Manual...
  • Page 28 FS-104H P/K CN156 CN107 SUB TRAY PAPER EXIT PS1-IN 24V GND M7 CONT ENTRANCE GAIN PS4-IN CONVEYANCE MOTOR (M7) M2 DRV STACKER P.GND CONVEYANCE PS5-IN CN102 ROLLER SHIFT MOTOR M8 DRV PAPER PS6-IN P.GND EXIT 1 SNS CN108 PAPER EXIT OPENING MOTOR PS12 PAPER EXIT...
  • Page 29 PS3 IN LIMIT SNS CN11 PS23 STAPLE PAPER PAPER PS23-IN PS7 IN EXIT SNS EXIT 2 SNS CN103 M3 DRV-F M3 DRV-R FA2B 24V-OUT INTERLOCK FA1A TRAY UP-DOWN MOTOR 24V-IN CN29 Figure 3-4. Finisher Circuit Diagram 3-10 DDP70 Finisher Maintenance Manual...

  • Page 30: Chapter 4. Preventive Maintenance

    Chapter 4. Preventive Maintenance This section contains information for maintaining the finisher for continuous failure- free, high quality performance. Including in this section are procedures for cleaning the exterior and interior of the finisher. While performing any maintenance procedure, visually inspect the finisher for loose, broken or missing cables, connectors or other parts.

  • Page 31: Parts For Periodical Replacements And Frequencies By Customer Engineer

    Note 2: Contents of the Bearing Kit Parts Name DWG. No. Shaft holder G8501088 (N421817) Shaft holder G8501064 (N421793) Metal G8501074 (N421803) DDP70 Finisher Maintenance Manual...

  • Page 32: Procedure Of Replacing The Parts For Periodical Replacement

    4.3. Procedure of Replacing the Parts for Periodical Replacement 4.3.1. Replacing the Middle Sponge Roller CAUTION: Be sure to turn OFF the MAIN AC POWER prior to performing the maintenance. Applicable jigs and tools: Jewel Screwdriver. [Disassembling Procedures] 1. Open the Front Cover, then open the Guide Plate D. SPONGE ROLLER GUIDE PLATE D Figure 4-1.
  • Page 33 1. Align the grooves of the new Middle Sponge Rollers with the shaft. 2. Press the rollers until click sounds, so that they can be properly installed. M 7 1 1 c . e p c ALIGN ALIGN Figure 4-3. Assembling of the Middle Sponge Roller DDP70 Finisher Maintenance Manual...

  • Page 34: Replacing The Sponge Roller

    4.3.2. Replacing the Sponge Roller CAUTION: Be sure to turn OFF the MAIN AC POWER prior to performing the maintenance. [Disassembling Procedures] 1. Open the Front Cover, remove the Fixing Ring of the Stacker Unit and then remove the Sponge Roller. SPONGE ROLLER FIXING RING Figure 4-4.

  • Page 35: Replacing The Paper Exit Roller

    SHIFT TRAY Figure 4-5. -1 Removal of the Paper Exit Roller 2. Insert a screwdriver into the slot of the Paper Exit Roller, then pry the roller open. Figure 4-6. -2 Removal of the Paper Exit Roller DDP70 Finisher Maintenance Manual...
  • Page 36 [Assembling Procedures] 1. Align the grooves of the new Paper Exit Roller with the shaft. 2. Press the rollers until click sounds, so that they can be properly installed. M 7 1 1 c . e p c ALIGN ALIGN Figure 4-7.

  • Page 37: Replacing The Stapler

    2. Pull the release shaft and open the stapler section. RELEASE SHAFT Figure 4-8. -1 Removal of the Stapler 3. Lower the Stapler Unit, then disconnect the connector from the Stapler. CONNECTOR Figure 4-9. -2 Removal of the Stapler DDP70 Finisher Maintenance Manual...
  • Page 38 4. Remove the ⊕ screw of the Stapler. 5. Lift up the Stapler and remove. M 7 1 1 c . e p c ⊕ SCREW STAPLER Figure 4-10. -3 Removal of the Stapler [Assembling Procedures] 1. Reinstall the Stapler by reversing the procedure above. Preventive Maintenance...

  • Page 39: Replacing The Tray Up-Down Motor

    Take out the Tray Up-down Motor while supporting the Shift Tray by your hand. TRAY UP-DOWN MOTOR (M3) CONNECTOR ⊕ SCREWS Figure 4-11. Removal of the Tray Up-down Motor [Assembling Procedures] 1. Reinstall the Tray Up-down Motor by reversing the procedure above. 4-10 DDP70 Finisher Maintenance Manual...

  • Page 40: Replacing The Conveyance Roller A And Pulley/F

    4.3.6. Replacing the Conveyance Roller A and Pulley/F CAUTION: Be sure to turn OFF the MAIN AC POWER prior to performing the maintenance. Applicable jigs and tools: ⊕ Screwdriver, Jewel Screwdriver, Pliers. [Disassembling Procedures] 1. Remove the Rear Cover. (Refer to item 6.1.1 on page 6-1) 2.

  • Page 41: Replacing The Conveyance Motor (M1)

    2. Remove the Connector and the ⊕ screws. 3. Remove the Conveyance Motor (M1). CONVEYANCE CONNECTOR MOTOR (M1) ⊕ SCREWS ⊕ SCREWS Figure 4-14. Removal of the Conveyance Motor (M1) [Assembling Procedures] 1. Reinstall the Conveyance Motor (M1) reversing the procedure above. 4-12 DDP70 Finisher Maintenance Manual...

  • Page 42: Replacing The Conveyance Motor (M7)

    4.3.8. Replacing the Conveyance Motor (M7) CAUTION: Be sure to turn OFF the MAIN AC POWER prior to performing the maintenance. Applicable jigs and tools: ⊕ Screwdriver. [Disassembling Procedures] 1. Remove the Rear Cover. (Refer to item 6.1.1 on page 6-1) 2.

  • Page 43: Replacing The Grip Solenoid

    (Refer to item 6.1.1 on page 6-1) 2. Remove the Shift Unit. (Refer to item 6.2.1 on page 6-4) 3. Remove the Grip Solenoid from the Shift Unit. [Assembling Procedures] 1. Reinstall the Grip Solenoid reversing the procedure above. 4-14 DDP70 Finisher Maintenance Manual...

  • Page 44: Replacing The Paper Exit Opening Solenoid

    4.3.10. Replacing the Paper Exit Opening Solenoid CAUTION: Be sure to turn OFF the MAIN AC POWER prior to performing the maintenance. Applicable jigs and tools: ⊕ Screwdriver, Pliers. [Disassembling Procedures] 1. Remove the Rear Cover and the Top Cover. (Refer to item 6.1.1 on page 6-1) 2.

  • Page 45: Replacing The Fs-104H P/K

    (Refer to item 6.1.1 on page 6-1) 2. Remove the Connectors on the FS-104H P/K. 3. Remove the FS-104H P/K. FS-104H P/K Figure 4-17. Removal of the FS-104H P/K [Assembling Procedures] 1. Reinstall the FS-104H P/K reversing the procedure above. 4-16 DDP70 Finisher Maintenance Manual...

  • Page 46: Replacing The Bearing Parts [Shaft Holder (G8501088 / N421817), Metal And Shaft Holder (G8501064 / N421793)]

    4.3.12. Replacing the Bearing Parts [Shaft holder (G8501088 / N421817), Metal and Shaft holder (G8501064 / N421793)] CAUTION: Be sure to turn OFF the MAIN AC POWER prior to performing the maintenance. Applicable jigs and tools: ⊕ Screwdriver, Jewel Screwdriver, Pliers. [Disassembling Procedures] 1.
  • Page 47 (L=234), Driving spacer, Gear/A (Z=27), E ring and Metal from the Rear side. 6. Remove the Driving gear/B (Z=24) and Shaft holder (G8501064 / N421793) from the Rear side. Figure 4-19. Removal of the Bearing Parts 4-18 DDP70 Finisher Maintenance Manual...
  • Page 48 7. Remove the E ring and Shaft holder (G8501064 / N421793) from the Front side. 8. Remove the two E ring and the two Metal from the Front side. Figure 4-20. Removal of the Bearing Parts [Assembling Procedures] 1. Reinstall the two Metal of the Front side by reversing the procedure above. 2.
  • Page 49 4-20 DDP70 Finisher Maintenance Manual...

  • Page 50: Chapter 5. Troubleshooting

    Chapter 5. Troubleshooting 5.1. Troubles 5.1.1. Abnormal stacking PRIMARY FACTOR; The condition of stacked paper on the Shift Tray is abnormal. Note: If paper stacked on each tray is beyond the capacity indicated in Table 1-1 , abnormal stacking may occur. PHENOMENON CAUSES &...
  • Page 51 Paper feed direction Vertical skew = A-B (B: Vertical size of paper) Horizontal skew = C-D (D: Horizontal size of paper) Figure 5-1. Vertical/Horizontal sizes of paper DDP70 Finisher Maintenance Manual...

  • Page 52: Stapling Failure

    5.1.2. Stapling failure PRIMARY FACTOR; (a) The staple does not reach the tip of the Staple Cartridge. NOTE: The Finisher has a possibility that this phenomenon may occur 5 times per 1,000 staple operations. (b) The staple remains at the tip of the Staple Cartridge. NOTE: The Finisher has a possibility that this phenomenon may occur 1 time per 1,000 staple operations.

  • Page 53: Staple Position Failure

    The 1st and 2nd page are reverse on Staple mode of short size paper. PHENOMENON CAUSES & CHECK POINTS CORRECTIONS Maintenance Ref + Page 3.4, 3-3 This phenomenon By-pass solenoid does Replace: By-pass solenoid occurs. not operate. Figure 5-5 Refer to DDP70 Finisher Maintenance Manual...

  • Page 54: Paper Damage

    5.1.6. Paper damage PRIMARY FACTOR; The center of the front side of paper is damaged on Offset mode. PHENOMENON CAUSES & CHECK POINTS CORRECTIONS Maintenance Ref + Page 6.7.4, 6-34 This phenomenon Shift Unit operation is Adjust: Shift position occurs. faulty.
  • Page 55 Paper Exit Belt HP Sensor. 5-26 E2CA 4C SERVICE CALL Paper Exit Opening Abnormality was detected in the E2CA Position Error Paper Exit Opening Sensor. 5-26 E2E5 4F SERVICE CALL FNS Driver Abnormality was detected in the E2E5 Finisher driver. DDP70 Finisher Maintenance Manual...

  • Page 56: E009 Shift Tray Full

    5.2.1. E009 SHIFT TRAY FULL 1 E00A SHIFT TRAY FULL 2 PRIMARY FACTOR; E009: Detected that the Tray Lower Limit Sensor of the Finisher is turned ON. E00A: Detected that the stacked paper on the Shift Tray of the Finisher is abnormal. PHENOMENON CAUSES &...

  • Page 57: E019 Low Staple (R) E01A Low Staple (F)

    CN6-CN110 or reset the Cartridge. (more connectors. connector in the correct position. than 50 staples) 4.3.4, 4-8 No Staple Sensor in the Replace: Stapler Unit Stapler Unit is fault. 4.3.11, 4-16 PCB fault. Replace: FS-104H P/K DDP70 Finisher Maintenance Manual...
  • Page 58 STAPLER F UNIT (Front side) FS-104H P/K CN39 CN110 PS16: NO F STAPLE SNS PS17: F STAPLE HP SNS PS17 IN PS25: F STAPLE PS16 IN READY SNS PS25 IN M10 DRV-F M10 DRV-R STAPLER F MOTOR STAPLER R UNIT (Rear side) CN38 CN109 PS14: NO R STAPLE SNS...

  • Page 59: E03F Fns Front Cover Open

    Repair the cable CN29-MS1 or the disconnecting of reset the connector in the correct connectors. position. 4.3.11, 4-16 4. PCB fault. Replace: FS-104H P/K CN29 FS-104H P/K FA 2B 24V-OUT INTERLOCK FA 1A 24V-IN Figure 5-3. Error Code E03F 5-10 DDP70 Finisher Maintenance Manual...

  • Page 60: E064 To E068 Paper On Paper Path 14 To 18

    5.2.4. E064 to E068 PAPER ON PAPER PATH 14 to 18 PRIMARY FACTOR; Detected that the sensor of each sensor unit is turned ON. This status is generally detected when paper is in the finisher. PHENOMENON CAUSES & CHECK POINTS CORRECTIONS Maintenance Ref + Page...
  • Page 61 CN156 SUB TRAY PAPER EXIT PS1-IN ENTRANCE PS4-IN CN11 PS23 STACKER PAPER PS23-IN CONVEYANCE PS5-IN EXIT 2 SNS PAPER PS6-IN EXIT 1 SNS PS20 STACKER PS20-IN PAPER SNS Figure 5-4. Error Codes E064 to E068 5-12 DDP70 Finisher Maintenance Manual...

  • Page 62: E1D0 To E1D3 Fns 1 Paper Lead Jam 1 To 3

    5.2.5. E1D0 to E1D3 FNS 1 PAPER LEAD JAM 1 to 3 E1D8 FNS 1 PAPER LEAD JAM 5 E1D5 to E1D7 FNS 1 PAPER TRAIL JAM 1 to 4 E1D9 FNS 1 PAPER TRAIL JAM 5 PRIMARY FACTOR; E1D0: Paper did not arrive at the FIN Entrance Sensor. E1D1: Paper did not arrive at the Paper Exit 2 Sensor.
  • Page 63 Paper Exit 1 Sensor 3.5, 3-5 sensors are normal. (PS23) Sub-Tray Exit 3.5, 3-5 Sensor Name-Error Code Sensor (PS1) FIN Entrance Sensor- E064 Paper Exit 1 Sensor-E065 Paper Exit 2 Sensor-E065 Stacker Conveyance Sensor-E066 Sub-Tray Exit Sensor- E068 5-14 DDP70 Finisher Maintenance Manual...
  • Page 64 CN156 FS-104H P/K GATE SOLENOID SUB-TRAY SD1 DRV PAPER EXIT PS1-IN SD 1 SUB-TRAY PAPER EXIT SOLENOID SD2 DRV ENTRANCE PS4-IN SD 2 GRIP SOLENOID CN157 STACKER P. GND CONVEYANCE PS5-IN SD 3 SD3 DRV PAPER EXIT OPENING SOLENOID PAPER SD4 DRV PS6-IN EXIT 1 SNS...

  • Page 65: E260 Finisher 1 Cpu Error

    STS BUS-P F ST RST-P ST RST-P J/P235 F ST EXIT-N ST EXIT-N +5V RTN DSE1-N1 DSE1-N +24V DSE2-N1 +24V RTN DSE2-N J/P234 F ST SRR-N ST SRR-N DSE3-N1 DSE3-N DSE4-N1 Figure 5-6. Error Code E260 5-16 DDP70 Finisher Maintenance Manual...

  • Page 66: E262 Finisher 1 Incorrect Command

    5.2.7. E262 FINISHER 1 INCORRECT COMMAND E264 FINISHER 1 ACT TIMEOUT E266 FINISHER 1 DORMANT TIMEOUT E268 FINISHER 1 BUSY TIMEOUT E26C FINISHER 1 PRINT TIMEOUT PRIMARY FACTOR; E262: The Finisher detected that it received a command on undefined condition. E264: The Finisher does not become an activate condition.

  • Page 67: E2C1 Stapler Pos. Error

    The breaking of cables or Repair the cable CN2-PS11 or the disconnecting of reset the connector in the correct connectors. position. Sensor fault. Replace: Staple Movement HP 3.5, 3-5 Sensor (PS11). 4.3.11, 4-16 PCB fault. Replace: FS-104H P/K 5-18 DDP70 Finisher Maintenance Manual...
  • Page 68 FS-104H P/K CN111 M11 DRVA M11 DRVA M11 DRVB M11 DRVB STAPLER MOVEMENT MOTOR CN112 M12 DRV P.GND STAPLER ROTATION MOTOR PS11 STAPLE PS11 IN MOVEMENT HP SNS PS21 STAPLE PS21 IN ROTATION HP1 SNS PS22 STAPLE PS22 IN ROTATION HP2 SNS Figure 5-7.

  • Page 69: E2C2 Stapling Error E2C3 Stapling F Error E2C4 Stapling R Error

    The breaking of cables or Repair the cable or reset the during stapling. the disconnecting of connector in the correct position. connectors. Front: CN110-CN3 Rear: CN109-CN3 4.3.11, 4-16 PCB fault. Replace: FS-104H P/K Figure 5-2 Refer to 5-20 DDP70 Finisher Maintenance Manual...

  • Page 70: E2C5 Stapler Rotate Error

    5.2.11. E2C5 STAPLER ROTATE ERROR PRIMARY FACTOR; During the Stapler rotation, the Stapler Rotation Position cannot be detected. PHENOMENON CAUSES & CHECK POINTS CORRECTIONS Maintenance Ref + Page This phenomenon The drive system for the Check: Stapler or its environs. occurs because Stapler rotation is faulty.

  • Page 71: E2C6 Shift Tray Timeout

    PS3 or reset the connector in the connectors. correct position. 3.5, 3-5 Sensor fault. Replace: Tray Upper Limit Sensor (PS2) or the Tray Lower Limit Sensor (PS3). 4.3.11, 4-16 PCB fault. Replace: FS-104H P/K Figure 5-1 Refer to 5-22 DDP70 Finisher Maintenance Manual...

  • Page 72: E2C7 Alignment Plate Pos. Error

    5.2.13. E2C7 ALIGNMENT PLATE POS. ERROR PRIMARY FACTOR; E2C7: During the Alignment Plate operation, the Plate cannot be detected. PHENOMENON CAUSES & CHECK POINTS CORRECTIONS Maintenance Ref + Page This phenomenon The drive system for the Check: Alignment Plate or its occurs because Alignment Plate is faulty.

  • Page 73: E2C8 Shift Pos. Error

    CONVEYANCE MOTOR (M7) PS12-IN OPENING M2 DRV PS18 ROLLER P.GND PS18-IN SHIFT CN102 ROLLER SHIFT HP SNS MOTOR M8 DRV PAPER EXIT P.GND BELT HP PS9 IN CN108 PAPER EXIT OPENING MOTOR Figure 5-9. Error Code E2C8 5-24 DDP70 Finisher Maintenance Manual...

  • Page 74: E2C9 Belt Pos. Error

    5.2.15. E2C9 BELT POS. ERROR PRIMARY FACTOR; During the Paper Exit Belt operation, the Belt cannot be detected. PHENOMENON CAUSES & CHECK POINTS CORRECTIONS Maintenance Ref + Page This phenomenon The drive system for the Check: Paper Exit Belt or its occurs because Belt operation is faulty.

  • Page 75: E2Ca Paper Exit Opening Pos. Error

    4.3.11, 4-16 PCB fault. Replace:FS-104H P/K Power Supply fault. Check the Power Supply DDP70 FS-104H P/K POWER SUPPLY J/P235 +5V RTN +24V +24V RTN J/P231 Figure 5-10. Error Code E2E5 5-26 DDP70 Finisher Maintenance Manual...

  • Page 76: Chapter 6. Disassembling, Assembling & Adjustment

    Chapter 6. Disassembling, Assembling & Adjustment 6.1. Removal of the Cover Parts 6.1.1. Removal of the Rear Cover and the Top Cover CAUTION: Be sure to turn OFF the MAIN AC POWER prior to performing the maintenance. Applicable jigs and tools: ⊕ Screwdriver. [Disassembling Procedures] 1.

  • Page 77: Removal Of The

    1. Open the Front Cover. 2. Unscrew the four ⊕ screws to remove the Front Cover. ⊕ SCREWS FRONT COVER Figure 6-3. Removal of the Front Cover [Assembling Procedures] 1. Reinstall the Front Cover by reversing the procedure above. DDP70 Finisher Maintenance Manual...

  • Page 78: Removal Of The Front Side Cover

    6.1.3. Removal of the Front Side Cover CAUTION: Be sure to turn OFF the MAIN AC POWER prior to performing the maintenance. Applicable jigs and tools: ⊕ Screwdriver. [Disassembling Procedures] 1. Unscrew the three ⊕ screws to remove the Front Side Cover. FRONT SIDE COVER ⊕...

  • Page 79: Removal Of The Shift Unit Parts

    4. Remove the Ground Wire Fixing Screw. 5. Remove the clamp screw. 6. Remove the eight ⊕ screws. CLAMP SCREW ⊕ SCREWS SHIFT UNIT GROUND WIRE ⊕ FIXING SCREW Figure 6-6. Removal of the Shift Unit DDP70 Finisher Maintenance Manual...
  • Page 80 7. Remove the Belt and Pulley. If necessary, loosen the belt by the procedure below. 8. Unscrew the ⊕ screw to remove the Shift Unit. BELT ⊕ SCREW PULLEY Figure 6-7. Removal of the Shift Unit [Assembling Procedures] 1. Reinstall the Shift Unit by reversing the procedure above. Disassembling, Assembling &...

  • Page 81: Removal Of The Paper Conveyance Parts

    ⊕ ⊕ PLATE SCREWS SCREWS Figure 6-8. Removal of the Sub-tray Paper Exit Roller 3. Remove the Gear, E-ring and the Shaft Holder. GEAR SHAFT HOLDER E-RING Figure 6-9. Removal of the Sub-tray Paper Exit Roller DDP70 Finisher Maintenance Manual...
  • Page 82 4. Open the Front Cover and remove the E-ring and the Shaft Holder from the Sub- tray Paper Exit Roller. 5. Remove the Sub-tray Paper Exit Roller. E-RING SHAFT HOLDER SUB-TRAY EXIT ROLLER Figure 6-10. Removal of the Sub-tray Paper Exit Roller [Assembling Procedures] 1.

  • Page 83: Removal Of The Stacker Entrance Roller

    6. Unscrew the four ⊕ screws to remove the Guide Plate. ⊕ SCREWS ⊕ SCREWS GUIDE PLATE Figure 6-11. Removal of the Stacker Entrance Roller 7. Remove the Drive Pulley from the Shaft. DRIVE PULLEY Figure 6-12. Removal of the Stacker Entrance Roller DDP70 Finisher Maintenance Manual...
  • Page 84 8. Remove the two front and two rear E-rings, and the two front and two rear Shaft Holders, then take out the Stacker Entrance Roller. Figure 6-13. Removal of the Stacker Entrance Roller [Assembling Procedures] 1. Reinstall the Stacker Entrance Roller by reversing the procedure above. Disassembling, Assembling &...

  • Page 85: Removal Of The Paper Exit Parts

    BELT COLLAR GEAR E-RING PULLEY Figure 6-14. Removal of the Paper Exit Opening Unit 5. Remove the Collar, E-ring and Shaft Holder. E-RING SHAFT HOLDER COLLAR Figure 6-15. Removal of the Paper Exit Opening Unit 6-10 DDP70 Finisher Maintenance Manual...
  • Page 86 6. Remove the Clamp ⊕ screw and the Ground Wire ⊕ screw. 7. Disconnect the connectors PS6 and SD4. ⊕ CLAMP SCREW SD4 CONNECTOR GROUND WIRE PS6 CONNECTOR SCREW Figure 6-16. Removal of the Paper Exit Opening Unit 8. Remove the Slide Arm. SLIDE ARM ⊕...
  • Page 87 PAPER EXIT OPENING COVER ⊕ SCREWS ⊕ SCREWS PAPER EXIT OPENING UNIT Figure 6-20. Removal of the Paper Exit Opening Unit [Assembling Procedures] 1. Reinstall the Paper Exit Opening Unit by reversing the procedure above. 6-12 DDP70 Finisher Maintenance Manual...

  • Page 88: Removal Of The Neutralizing Brush

    6.4.2. Removal of the Neutralizing Brush CAUTION: Be sure to turn OFF the MAIN AC POWER prior to performing the maintenance. Applicable jigs and tools: None. [Disassembling Procedures] 1. Tear out the old Neutralizing Brush. 2. Stick the new Neutralizing Brush on so that it lines up with the marked line. MARKED LINE NEUTRALIZING BRUSH NEUTRALIZING BRUSH...

  • Page 89: Removal Of The Shift Tray Parts

    3. Unscrew the two ⊕ screws, lift up and remove the Shift Tray. SHIFT TRAY ⊕ SCREWS Figure 6-22. Removal of the Shift Tray [Assembling Procedures] 1. Reinstall the Shift Tray by reversing the procedure above. 6-14 DDP70 Finisher Maintenance Manual...

  • Page 90: Removal Of The Paper Exit Stopper Plate

    6.5.2. Removal of the Paper Exit Stopper Plate CAUTION: Be sure to turn OFF the MAIN AC POWER prior to performing the maintenance. Applicable jigs and tools: ⊕ Screwdriver. [Disassembling Procedures] 1. Remove the Rear Cover. (Refer to item 6.1.1 on page 6-1) 2.
  • Page 91 ⊕ SCREWS PAPER EXIT STOPPER PLATE UP-DOWN STAY ⊕ SCREWS ⊕ SCREWS Figure 6-26. Removal of the Paper Exit Stopper Plate [Assembling Procedures] 1. Reinstall the Paper Exit Stopper Plate by reversing the procedure above. 6-16 DDP70 Finisher Maintenance Manual...

  • Page 92: Removal Of The Up-Down Stay

    6.5.3. Removal of the Up-down Stay CAUTION: Be sure to turn OFF the MAIN AC POWER prior to performing the maintenance. Applicable jigs and tools: ⊕ Screwdriver. [Disassembling Procedures] 1. Remove the Rear Cover. (Refer to item 6.1.1 on page 6-1) 2.

  • Page 93: Removal Of The Up-Down Cable

    7. Remove the E-ring, remove the lower Up-down Pulley and then replace the Cable. CAUTION: Take care not to lose the pin which is used inside the Up-down Pulley when removing the pulley. E-RING CABLE LOWER UP-DOWN PULLEY Figure 6-30. Removal of the Up-down Cable 6-18 DDP70 Finisher Maintenance Manual...
  • Page 94 8. Move the Up-down Stay so that the inner cable which is not removed (the shorter side from the Cable Bracket) is wound around twice. SHORTER CABLE WRAP AROUND TWICE Figure 6-31. Removal of the Up-down Cable 9. Wrap the short side of the cable (from the Cable Bracket) being exchanged around the Up-down Pulley twice.
  • Page 95 13. When the Up-down Stay is pressed down, the four ⊕ screws of the Cable Bracket will tighten. PUSH DOWNWARDS ⊕ SCREWS ⊕ UP-DOWN STAY SCREWS Figure 6-34. Removal of the Up-down Cable [Assembling Procedures] 1. Reinstall the Up-down Cable by reversing the procedure above. 6-20 DDP70 Finisher Maintenance Manual...

  • Page 96: Removal Of The Stacker Unit Parts

    6.6. Removal of the Stacker Unit Parts 6.6.1. Removal of the Stacker Unit CAUTION: Be sure to turn OFF the MAIN AC POWER prior to performing the maintenance. Applicable jigs and tools: ⊕ Screwdriver, Jewel Screwdriver, Pliers. [Disassembling Procedures] 1. Remove the Rear Cover. (Refer to item 6.1.1 on page 6-1) 2.
  • Page 97 10. Disconnect the connector PS9 and then remove the wiring from the Clamp. PS9 CONNECTOR CLAMP Figure 6-38. Removal of the Stacker Unit 11. Unscrew the ⊕ screw and then remove PS9. ⊕ SCREW CLAMP Figure 6-39. Removal of the Stacker Unit 6-22 DDP70 Finisher Maintenance Manual...
  • Page 98 12. Unscrew the two ⊕ screws to remove the Support Stay. ⊕ SUPPORT STAY SCREW ⊕ SCREW Figure 6-40. Removal of the Stacker Unit 13. Remove CN6 and CN3 on the FIN Control Board and the Staple Connectors F and R. Then remove the wiring from the Clamp. CLAMPS STAPLE R CONNECTOR STAPLE F...
  • Page 99 Belt Detection Gear actuator meets with the edge of PS9 as per the diagram below. BELT DETECTION GEAR STACKER PAPER EXIT ARM ACTUATOR ACTUATOR NOTCH Figure 6-43. Removal of the Stacker Unit 6-24 DDP70 Finisher Maintenance Manual...

  • Page 100: Removal Of The Neutralizing Brush

    6.6.2. Removal of the Neutralizing Brush CAUTION: Be sure to turn OFF the MAIN AC POWER prior to performing the maintenance. Applicable jigs and tools: ⊕ Screwdriver, Jewel Screwdriver, Pliers. [Disassembling Procedures] 1. Remove the Rear Cover. (Refer to item 6.1.1 on page 6-1) 2.

  • Page 101: Removal Of The Stapler Unit

    HARNESS Figure 6-46. Removal of the Stapler Unit 5. Remove the two Springs. 6. Remove the two E-rings and then remove the Release Shaft. E-RINGS RELEASE SHAFT SPRINGS Figure 6-47. Removal of the Stapler Unit 6-26 DDP70 Finisher Maintenance Manual...
  • Page 102 7. Re7move the E-ring fixed by the Shaft and remove the Stapler. E-RING Figure 6-48. Removal of the Stapler Unit [Assembling Procedures] 1. Reinstall the Stapler Unit by reversing the procedure above. 6-27 Disassembling, Assembling & Adjustment...

  • Page 103: Adjustment

    1. Remove the Rear Cover and the Top Cover. (Refer to item 6.1.1 on page 6-1) 2. Unscrew the four ⊕ screws to remove the Rear Guide Plate. REAR GUIDE PLATE ⊕ SCREWS ⊕ SCREWS Figure 6-49. Adjustment of the Sub-tray Gate 6-28 DDP70 Finisher Maintenance Manual...
  • Page 104 [Adjustment Procedures] 1. When the Sub-tray Paper Exit Solenoid (SD2) is OFF, check whether the gap between the Sub-tray Gate and the Guide Plate B is the value stated below: Value: A = 2.9 to 3.9 mm. 2. When the Sub-tray Paper Exit Solenoid (SD2) is ON, check that the gap between the solenoid plunger and the bracket stopper is the value stated below: Value: B = 5 ±...

  • Page 105: Adjusting The Paper Route Switching Gate

    2. When the Gate Solenoid (SD1) is ON, check that the gap between the Solenoid Plunger and the Bracket Stopper is the value stated below: Value: B = 5 ± 0.5 mm. A = 5±0.5 mm GATE GUIDE PLATE C Figure 6-52. Adjustment of the Paper Route Switching Gate 6-30 DDP70 Finisher Maintenance Manual...
  • Page 106 3. Loosen the two Solenoid Installation ⊕ screws then move and adjust the Sole- noid. ⊕ SOLENOID INSTALLATION SCREWS Figure 6-53. Adjustment of the Paper Route Switching Gate 4. Tighten the Solenoid ⊕ screws. [Assembling Procedures] 1. Reinstall the Rear Cover and Top Cover by reversing the procedure above. 6-31 Disassembling, Assembling &...

  • Page 107: Adjusting The By-Pass Gate

    Plunger and the Bracket Stopper is the value stated below: Value: B = 5.0 ± 0.5 mm. GUIDE PLATE D A = 5.2±0.5 mm B = 5.0±0.5 mm BY-PASS GATE Figure 6-55. Adjustment of the By-Pass Gate 6-32 DDP70 Finisher Maintenance Manual...
  • Page 108 4. Loosen the two installation ⊕ screws then move and adjust the Solenoid. SOLENOID ⊕ SOLENOID INSTALLATION SCREWS Figure 6-56. Adjustment of the By-Pass Gate 5. Tighten the Solenoid ⊕ screws. [Assembling Procedures] 1. Reinstall the Rear Cover by reversing the procedure above. 6-33 Disassembling, Assembling &...

  • Page 109: Adjusting The Shift Position

    3. Loosen the Roller Shift HP (PS18) Bracket ⊕ screw then move and adjust the Bracket. ⊕ SCREWS BRACKET Figure 6-58. Adjustment of the Shift Position 4. Tighten the Bracket ⊕ screws. [Assembling Procedures] 1. Reinstall the Rear Cover and the Top Cover by reversing the procedure above. 6-34 DDP70 Finisher Maintenance Manual...

  • Page 110: Adjusting The Open/Close Section Of The Paper Exit Opening

    6.7.5. Adjusting the Open/Close Section of the Paper Exit Opening CAUTION: Be sure to turn OFF the MAIN AC POWER prior to performing the maintenance. Applicable jigs and tools: ⊕ Screwdriver. [Disassembling Procedures] 1. Remove the Rear Cover and the Top Cover. (Refer to item 6.1.1 on page 6-1) [Adjustment Procedures] 1.

  • Page 111: Adjusting The Paper Exit Opening Solenoid

    Figure 6-61. Adjustment of the Paper Exit Opening Solenoid 2. Remove the two Solenoid Bracket ⊕ screws and remove the Solenoid together with the Bracket. BRACKET/SOLENOID ⊕ SCREWS Figure 6-62. Adjustment of the Paper Exit Opening Solenoid 6-36 DDP70 Finisher Maintenance Manual...
  • Page 112 3. Loosen the two Solenoid Installation ⊕ screws then move and adjust the Sole- noid. SOLENOID ⊕ SOLENOID INSTALLATION SCREWS Figure 6-63. Adjustment of the Paper Exit Opening Solenoid 4. Return the Solenoid to the original position and tighten the Solenoid Bracket ⊕ screws.

  • Page 113: Adjusting The Paper Exit Opening Lower Guide Plate

    3. Tighten the Solenoid Bracket ⊕ screws. BRACKET/SOLENOID ⊕ SCREWS Figure 6-65. Adjustment of the Paper Exit Opening Lower Guide Plate [Assembling Procedures] 1. Reinstall the Rear Cover and the Top Cover by reversing the procedure above. 6-38 DDP70 Finisher Maintenance Manual...

  • Page 114: Adjusting The Stacker Paper Exit Belt Tension

    6.7.8. Adjusting the Stacker Paper Exit Belt Tension CAUTION: Be sure to turn OFF the MAIN AC POWER prior to performing the maintenance. Note: Perform the adjustment before installing the unit if the Belt Tensioner for Belt exchange, etc., is loose. Applicable jigs and tools: ⊕...

  • Page 115: Adjusting The Alignment Plate Installation Position

    A = 317 ± 0.5 mm ALIGNMENT PLATE B = 50.8 ± 0.5 mm Figure 6-68. Adjustment of the Alignment Plate Installation Position 3. Tighten the ⊕ screws [Assembling Procedures] 1. Reinstall the Stacker Unit by reversing the procedure above. 6-40 DDP70 Finisher Maintenance Manual...

  • Page 116: Adjusting The Alignment Drive Timing Belt Tension

    6.7.10. Adjusting the Alignment Drive Timing Belt Tension CAUTION: Be sure to turn OFF the MAIN AC POWER prior to performing the maintenance. Note: Perform the adjustment before reinstalling the Stacker Unit when the brake plate drive belt tensioner is loosened in order to exchange the belt, etc., Applicable jigs and tools: ⊕...

  • Page 117: Adjusting The Stapler Rotation Drive Section Installation

    1. Install the rotation drive section into the Stapler Unit so that the rotation hole and the hole of the Installation Plate line up. ROTATION CAMS INSTALLATION HOLE HOLE PLATE Figure 6-70. Adjustment of the Stapler Rotation Drive Section Installation 6-42 DDP70 Finisher Maintenance Manual...

  • Page 118: Adjusting The Stapler 2 Position Staple Position

    6.7.12. Adjusting the Stapler 2 Position Staple Position CAUTION: Be sure to turn OFF the MAIN AC POWER prior to performing the maintenance. Note: Operate the stapling mechanism in two positions and check that the staple position is 10 mm from the paper edge. Applicable jigs and tools: ⊕...

  • Page 119: Adjusting The Staple Slant Of The Stapler 2 Position Mechanism

    2. Tighten the ⊕ screws. ⊕ ADJUSTMENT PLATE SCREWS STAPLE Maximum = 0.5 mm Figure 6-72. Adjustment of the Stapler 2 Position Mechanism [Assembling Procedures] 1. Reinstall the Stapler R and F by reversing the procedure above. 6-44 DDP70 Finisher Maintenance Manual...

  • Page 120: Adjusting The Stapling Position For 1 Position Stapling

    6.7.14. Adjusting the Stapling Position for 1 Position Stapling CAUTION: Be sure to turn OFF the MAIN AC POWER prior to performing the maintenance. Note: Operate the stapler 1 position stapling mechanism and check that the distance to the center of the staple position from the paper edge is 10 mm. Applicable jigs and tools: ⊕...

  • Page 121: Adjusting The Tension Of The Stapler Move Timing Belt

    2. Pull the Belt Tensioner to the level of value A stated below using a push-pull gauge or spring balance, and then tighten the ⊕ screws. Value: A = 0.5 kg. ⊕ SCREWS BELT TENSIONER Figure 6-74. Adjustment of the Tension of the Stapler Move Timing Belt 6-46 DDP70 Finisher Maintenance Manual...

  • Page 122: Chapter 7. Theory Of Operation

    Chapter 7. Theory of Operation 7.1. Center Cross Section SHIFT UNIT SUB-TRAY GATE SHIFT TRAY PAPER EXIT UNIT SUB-TRAY GATE BY-PASS GATE STACKER UNIT STAPLER UNIT Figure 7-1. View of the Center Cross Section of the Finisher Theory of Operation...

  • Page 123: Drive System Diagram

    7.2.1. Paper Conveyance Drive PRINTER PAPER EXIT ROLLER CONVEYANCE SLIDE SHAFT CONVEYANCE MOTOR (M1) CONVEYANCE ROLLER B CONVEYANCE ROLLER C CONVEYANCE ROLLER A ONE-WAY MIDDLE SPONGE ROLLER CLUTCH Figure 7-2. View of the Paper Conveyance Drive DDP70 Finisher Maintenance Manual...

  • Page 124: Stacker Drive

    7.2.2. Stacker Drive PAPER EXIT ROLLER CONVEYANCE MOTOR (M7) PAPER EXIT BELT STACKER ENTRANCE ROLLER SPONGE ROLLER STACKER ENTRANCE PAPER EXIT ARM MOTOR (M14) Figure 7-3. View of the Stacker Drive Theory of Operation...

  • Page 125: Paper Conveyance Path

    (d.) The paper is exited to the shift tray. GATE 30mm SUB-TRAY GATE SHIFT UNIT SHIFT TRAY PAPER GRIP SECTION ROLLER A CONVEYANCE CONVEYANCE ROLLER B PRESSURE CONVEYANCE ROLLER C PAPER EXIT ROLLERS ROLLER Figure 7-4. View of the Off-set Mode DDP70 Finisher Maintenance Manual...

  • Page 126: Non-Staple Mode

    7.3.2. Non-staple Mode A paper exited from the main body is conveyed and exited to the Shift Tray. SUB-TRAY GATE SHIFT TRAY CONVEYANCE GATE ROLLER A SHIFT UNIT CONVEYANCE CONVEYANCE PAPER EXIT ROLLER ROLLER B ROLLER C Figure 7-5. View of the Non-staple Mode 7.3.3.

  • Page 127: Staple Mode

    PAPER EXIT ROLLER CONVEYANCE ROLLER B SHIFT TRAY SUB-TRAY GATE GATE 1st Stack CONVEYANCE ROLLER A ALIGNMENT PLATE UNIT PAPER EXIT ROLLER STACKER ENTRANCE ROLLER SPONGE ROLLER PAPER EXIT ARM STAPLE Figure 7-7. View of the first stack DDP70 Finisher Maintenance Manual...
  • Page 128 Second and subsequent stacks The second and subsequent stacks of paper are conveyed and stacked. (1.) The first page has already stopped in the stacker entrance and the stacker entrance roller stops to wait for the previous stack to be exited. The by-pass gate is open at this time and the first page is in the lower region of the by-pass gate.

  • Page 129: Conveyance Section

    These are driven by the stacker entrance motor (M14) via the timing belt. Paper exiting is performed by the stacker paper exit belt claws and the paper exit rollers. These are driven by the conveyance motor (M7) via the timing belt. DDP70 Finisher Maintenance Manual...

  • Page 130: Paper Path Switching

    7.4.2.2. Paper Path Switching The paper route switches using the gate, sub-tray gate and by-pass gate. Each gate operates with the ON/OFF switching of the gate solenoid (SD1), sub-tray paper exit solenoid (SD2) and by-pass solenoid (SD5). SUB-TRAY GATE GATE SUB-TRAY EXIT SOLENOID (SD2) BY-PASS GATE...
  • Page 131 Figure 7-14. View of the Offset Operation (4.) Paper is moved 30 mm to the rear and separated, and the gripping section returns to the original position. BACK FRONT PAPER PAPER IS SEPARATED Figure 7-15. View of the Offset Operation 7-10 DDP70 Finisher Maintenance Manual...

  • Page 132: Stacker Unit

    7.4.2.4. Stacker Unit Paper alignment The front and rear of the alignment plate swings and the paper conveyed to the stacker is lined up. The swinging motion of the alignment plate is performed by the alignment plate motor (M5). Paper exiting The paper exit arm sends the stapled paper out to the paper exit opening.
  • Page 133 When the paper reaches the paper exit opening the paper exit roller applies pressure and paper is exited to the shift tray. The pressuring and release of paper is performed by the paper exit solenoid (SD4). 7-12 DDP70 Finisher Maintenance Manual...
  • Page 134 SHIFT TRAY PAPER EXIT OPENING PAPER EXIT CONVEYANCE OPENING SOLENOID (SD4) ROLLER A CONVEYANCE ROLLER CONVEYANCE CONVEYANCE ROLLER C ROLLER B PRESSURE ROLLER PAPER EXIT PAPER EXIT ROLLER OPENING SOLENOID (SD4) Figure 7-19. View of the Paper Exit Opening Unit 7-13 Theory of Operation...

  • Page 135: Stapler Unit

    Movement of the stapler F and R is performed by the stapler moving motor (M11) (2.) Paper arranged within the stacker is stapled with either the stapler F or R. STAPLER MOVING MOTOR (M11) STAPLER F STAPLER R Figure 7-21. View of the mechanism for stapling in one place 7-14 DDP70 Finisher Maintenance Manual...

  • Page 136: Stapling In Two Places

    7.5.2.2. Stapling in Two Places (1.) The staple F and R is rotated so that it is parallel to the paper and stapling made in two places. (2.) Rotation of the stapler is performed by the stapler rotation motor (M12). STAPLER ROTATION STAPLER F STAPLER R...
  • Page 137 7-16 DDP70 Finisher Maintenance Manual...

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