Toshiba MY-1015 Service Manual
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Toshiba MY-1015 Service Manual

Toshiba MY-1015 Service Manual

Paper feed unit
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PAPER FEED UNIT
MY-1015
File No. 31100016

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Summary of Contents for Toshiba MY-1015

  • Page 1 PAPER FEED UNIT MY-1015 File No. 31100016...
  • Page 2 The installation and service should be done by a qualified service technician. When installing the MY-1015 to the Plain Paper Copier, be sure to follow the instructions described in the “Unpacking/Set-Up Procedure for the MY-1015” booklet which comes with each unit of the MY-1015.

  • Page 3: Table Of Contents

    4.1 Paper Feed System ......................4-1 4.2 Drive System ........................4-2 5. CIRCUIT DESCRIPTION ................... 5-1 5.1 Meaning of Signals ......................5-1 5.2 Timing Chart ........................5-2 6. DISASSEMBLY AND REPLACEMENT ..............6-1 October 2000 © TOSHIBA TEC MY-1015 CONTENTS...

  • Page 4: Specifications

    : Paper height 60.5 mm (Approx. 550 sheets) Dimensions : 530 (W) x 536 (D) x 112 (H) mm Weight : Approx. 7.7 kg Power supply : 5VDC, 24VDC (Supplied from copier) October 2000 © TOSHIBA TEC 1 - 1 MY-1015 SPECIFICATIONS...

  • Page 5: Outline

    2. OUTLINE 2.1 Names of Various Components Cassette tray Paper cassette PFU open cover PFU 02-01-01 October 2000 © TOSHIBA TEC 2 - 1 MY-1015 OUTLINE...

  • Page 6: Layout Of Electrical Parts

    (option) 2PU-CLT Transmits driving force to the rollers to pick up PFU pickup clutch and transport the paper. 2T-UP-MOT Lifts up the tray of the PFU cassette. PFU tray-up motor MY-1015 OUTLINE 2 - 2 October 2000 © TOSHIBA TEC...

  • Page 7: Harness Connection Diagram

    PFUTRM-B PFU cassette switch PFC PWA CN317 CN345 PFU cover open switch CN319 tray-up motor CN165 CN205 CN154 2nd feed sensor PFUFD-SW PFUFDCLT +24V CN163 2nd feed clutch PFU 02-03-01 October 2000 © TOSHIBA TEC 2 - 3 MY-1015 OUTLINE...

  • Page 8: Operational Description

    PFU pickup clutch SIZEPFU0 PFU cassette switch PFUCOV PFU cover open switch PFU 03-02-01 The PFU consists of the paper feed cassette, four sensors, one magnetic clutch, and one tray-up motor. October 2000 © TOSHIBA TEC 3 - 1 MY-1015 OPERATIONAL DESCRIPTION...

  • Page 9: Detection Of Abnormal Status

    If no paper is detected or the tray-up upper limit is not reached even if a specified amount of time has elapsed after the cassette is mounted, a tray-up motor failure will be assumed. To reset the error state, once draw out the cassette. MY-1015 OPERATIONAL DESCRIPTION 3 - 2 October 2000 © TOSHIBA TEC...

  • Page 10: Flow Charts

    2nd feed clutch OFF "CA2" Remaining Stop of carriage copy count 0? Remaining copy count 0? End of optical system control Polygon motor OFF End of process system control October 2000 © TOSHIBA TEC 3 - 3 MY-1015 OPERATIONAL DESCRIPTION...
  • Page 11 2 Paper jam "E02" Charge bias OFF Main motor OFF Development bias OFF Separation bias OFF Discharge lamp OFF Power supply unit fan motor low speed rotation Standby MY-1015 OPERATIONAL DESCRIPTION 3 - 4 October 2000 © TOSHIBA TEC...

  • Page 12: Mechanical Description

    The separate roller prevents the multi-feed of paper and contains a spring clutch. The roller separates sheets of paper to prevent the feeding of multiple sheets of paper at a time. October 2000 © TOSHIBA TEC 4 - 1 MY-1015 MECHANICAL DESCRIPTION...

  • Page 13: Drive System

    PFU tray-up motor is housed within a case as a unit. When the cassette is installed, the coupling of this motor unites with the coupling of the cassette to transmit the motor rotation to the arm under the cassette and lift the cassette tray. MY-1015 MECHANICAL DESCRIPTION 4 - 2 October 2000 © TOSHIBA TEC...

  • Page 14: Circuit Description

    “Low” level. The PFU tray-up motor lifts the tray of the cassette. The combination of the two signals permits setting of lifting, braking, and OFF. October 2000 © TOSHIBA TEC 5 - 1 MY-1015 CIRCUIT DESCRIPTION...

  • Page 15: Timing Chart

    5.2 Timing Chart PFU 05-02-01 MY-1015 CIRCUIT DESCRIPTION 5 - 2 October 2000 © TOSHIBA TEC...

  • Page 16: Disassembly And Replacement

    Note: This cover cannot be used with PFP-1 in- stalled. 1. Detach PFU right cover R. (See Fig. 6-3) 2. Release 2 hooks and detach PFU blind cover. PFU blind cover Fig. 6-4 October 2000 © TOSHIBA TEC 6 - 1 MY-1015 DISASSEMBLY AND REPLACEMENT...
  • Page 17 [F] PFU left cover R 1. Detach PFU rear cover. (See Fig. 6-1) 2. Release 5 hooks and detach PFU left cover R. Hook PFU left cover R Hook Fig. 6-8 MY-1015 DISASSEMBLY AND REPLACEMENT 6 - 2 October 2000 © TOSHIBA TEC...
  • Page 18 PFC PWA from the copier. Screw Ground wire CN206 CN207 CN208 Fig. 6-11 6. Remove 2 screws and remove fixing plate R. Fixing plate R Screw Fig. 6-12 October 2000 © TOSHIBA TEC 6 - 3 MY-1015 DISASSEMBLY AND REPLACEMENT...
  • Page 19 1. Detach PFU rear cover. (See Fig. 6-1) 2. Remove paper cassette of PFU. (See Fig. 6-9) 3. Remove 2 screws, detach the relay connector, Tray-up and remove tray-up assembly. assembly Screw Fig. 6-16 MY-1015 DISASSEMBLY AND REPLACEMENT 6 - 4 October 2000 © TOSHIBA TEC...
  • Page 20 Spring 2. Since the separate spring is coated with oil, the separate roller should not to be Fig. 6-20 touched by the separate spring. October 2000 © TOSHIBA TEC 6 - 5 MY-1015 DISASSEMBLY AND REPLACEMENT...
  • Page 21 4. Release the timing belt and remove the pickup roller shaft assembly. Hook Timing belt Fig. 6-22 5. Detach the E-ring and remove pickup roller gear and clutch. Clutch Pickup roller E-ring Pulley Fig. 6-23 MY-1015 DISASSEMBLY AND REPLACEMENT 6 - 6 October 2000 © TOSHIBA TEC...
  • Page 22 1-1, KANDA NISHIKI-CHO, CHIYODA-KU, TOKYO, 101-8842 JAPAN...

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