Kyocera PF-660B Service Manual
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Kyocera PF-660B Service Manual

Kyocera PF-660B Service Manual

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PF-660(B)
SERVICE
MANUAL
Published in December 2008
843M0110
3M0SM060
First Edition

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Summary of Contents for Kyocera PF-660B

  • Page 1: Service Manual

    PF-660(B) SERVICE MANUAL Published in December 2008 843M0110 3M0SM060 First Edition...
  • Page 2 CAUTION RISK OF EXPLOSION IF BATTERY IS REPLACED BY AN INCORRECT TYPE. DISPOSE OF USED BATTERIES ACCORDING TO THE INSTRUCTIONS. It may be illegal to dispose of this battery into the municipal waste stream. Check with your local solid waste officials for details in your area for proper disposal. ATTENTION IL Y A UN RISQUE D’EXPLOSION SI LA BATTERIE EST REMPLACEE PAR UN MODELE DE TYPE INCORRECT.
  • Page 3 Revision history Revision Date Replaced pages Remarks...
  • Page 4 This page is intentionally left blank.

  • Page 5: Safety Precautions

    Safety precautions This booklet provides safety warnings and precautions for our service personnel to ensure the safety of their customers, their machines as well as themselves during maintenance activities. Service personnel are advised to read this booklet carefully to familiarize themselves with the warnings and precautions described here before engaging in maintenance activities.
  • Page 6 Safety warnings and precautions Various symbols are used to protect our service personnel and customers from physical danger and to prevent damage to their property. These symbols are described below: DANGER: High risk of serious bodily injury or death may result from insufficient attention to or incorrect compliance with warning messages using this symbol.

  • Page 7: Installation Precautions

    1.Installation Precautions WARNING • Do not use a power supply with a voltage other than that specified. Avoid multiple connections to one outlet: they may cause fire or electric shock. When using an extension cable, always check that it is adequate for the rated current....................•...

  • Page 8: Specifications 1

    2.Precautions for Maintenance WARNING • Always remove the power plug from the wall outlet before starting machine disassembly....• Always follow the procedures for maintenance described in the service manual and other related brochures............................• Under no circumstances attempt to bypass or disable safety features including safety mechanisms and protective circuits.
  • Page 9 • Do not remove the ozone filter, if any, from the copier except for routine replacement..... • Do not pull on the AC power cord or connector wires on high-voltage components when removing them; always hold the plug itself...................... •...
  • Page 10 This page is intentionally left blank.

  • Page 11: Table Of Contents

    CONTENTS 1-1 Specifications 1-1-1 Specifications............................1-1-1 1-1-2 Parts names............................1-1-2 (1) Parts names ............................1-1-2 1-1-3 Cross section view ..........................1-1-3 1-2 Installation 1-2-1 Installation environment ..........................1-2-1 1-2-2 Unpacking ...............................1-2-2 (1) Unpacking ............................1-2-2 (2) Remove the tapes, tray spacers, feed spacer and tray sheet ............1-2-3 1-3 Maintenance Mode 1-3-1 Maintenance mode ..........................1-3-1 (1) Executing a maintenance item ......................1-3-1...
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  • Page 13: Specifications

    1-1 Specifications 1-1-1 Specifications Paper capacity ........ 4000 sheets (80 g/m Paper size........A3, A4, A4R, 11 × 17", 8 " × 14", 8 " × 11", 11 × 8 " Paper weight........60 to 200 g/m Paper type ........Plain, recycled, colored paper and thick paper Power source........

  • Page 14: Parts Names

    1-1-2 Parts names (1) Parts names Figure 1-1-1 Release lever Top cover Loading paper indicator Tray switch (TSW) Loading paper sensor (LPS) 1-1-2...

  • Page 15: Cross Section View

    1-1-3 Cross section view Paper feed section Paper lifter lift section Paper path Figure 1-1-2 1-1-3...
  • Page 16 This page is intentionally left blank. 1-1-4...

  • Page 17: Installation Environment

    1-2 Installation 1-2-1 Installation environment Installation location (Be based on the machine establishment place.) Avoid direct sunlight or bright lighting. Ensure that the photo-conductor will not be exposed to direct sunlight or other strong light when removing paper jams. Avoid extremes of temperature and humidity, abrupt ambient temperature changes, and hot or cold air directed onto the machine.

  • Page 18: Unpacking

    1-2-2 Unpacking (1) Unpacking Figure 1-2-1 15. Tray sheet Side feeder 16. Installation guide etc. Machine cover 17. Air padded bag (400 × 500) Plastic bag (240 × 350) 18. Hinge joint HP-601W Plastic bag 19. Guide plate Skid 20. Switch contact plate Bottom pad 21.

  • Page 19: Remove The Tapes, Tray Spacers, Feed Spacer And Tray Sheet

    (2) Remove the tapes, tray spacers, feed spacer and tray sheet Remove the tapes, tray spacers, feed spacer and tray sheet as follows before machine installation. 1. Remove the four tapes. Tape Tape Tape Tape Figure 1-2-2 2. Open the top cover. 3.
  • Page 20 This page is intentionally left blank. 1-2-4...

  • Page 21: Maintenance Mode

    1-3 Maintenance Mode 1-3-1 Maintenance mode The machine is equipped with a maintenance function which can be used to maintain and service the machine. (1) Executing a maintenance item Start Enter 10871087 using Maintenance mode is entered. the numeric keys. Enter the maintenance item number using the cursor up/down keys The maintenance item is...

  • Page 22: Contents Of Maintenance Mode Items

    (2) Contents of maintenance mode items Maintenance Description item No. Displaying the ROM version U019 Description Displays the part number for the ROM fitted to each PWB. Purpose To check the part number or to decide, based on the last digit of the number, if the newest version of ROM is installed.
  • Page 23 Maintenance Description item No. Checking the operation of the side feeder switches U233 Description Displays the status of the respective switches in the side feeder. Purpose To check if respective switches in the side feeder operate correctly. Method 1. Press the start key. A list of switches, the on-off status of which can be checked, are displayed.
  • Page 24 Maintenance Description item No. Setting the paper feed device U247 Description Drives each motor of the side feeder. Purpose To check the operation of the side feeder. Method 1. Press the start key. The screen for selecting an item is displayed. 2.
  • Page 25 Maintenance Description item No. Checking/clearing copy counts by paper feed locations U901 Description Displays or clears copy counts by paper feed locations. Purpose To check the time to replace consumable parts. Also to clear the counts after replacing the consumable parts. Method 1.
  • Page 26 Maintenance Description item No. Checking/clearing counts by optional devices U905 Description Displays or clears the counts of the DP, document finisher or side feeder. Purpose To check the use of the DP, document finisher and side feeder. Also to clear the counts after replacing con- sumable parts.

  • Page 27: Paper Misfeed Detection

    1-4 Troubleshooting 1-4-1 Paper misfeed detection (1) Paper misfeed indication When a paper misfeed occurs, the machine immediately stops copying and displays the jam location on the operation panel. To remove the jammed paper, detach the side feeder from the machine. SFFSW2 SFFSW1 SFPFM...

  • Page 28: Paper Misfeeds

    (3) Paper misfeeds Problem Causes/check procedures Corrective measures Defective side feeder feed Run maintenance item U233 and turn the side feeder feed switch A paper jam in the switch 1. 1 on and off manually. Replace the side feeder feed switch 1 if paper feed section is indication of the corresponding sensor on the touch panel is not indicated during...

  • Page 29: Self-Diagnosis

    1-4-2 Self-diagnosis (1) Self-diagnostic function This unit is equipped with a self-diagnostic function. When a problem is detected, copying is disabled and the problem dis- played as a code consisting of C followed by a number, indicating the nature of the problem. After removing the problem, the self-diagnostic function can be reset by reattaching the side feeder.
  • Page 30 Remarks Code Contents Causes Check procedures/corrective measures C1150 Side feeder lift motor going down Poor contact of Reinsert the connector. Also check for conti- error side feeder lift nuity within the connector cable. If none, The paper lifter is situated between the motor connector repair or replace the cable.

  • Page 31: Electric Problems

    1-4-3 Electric problems Troubleshooting to each failure must be in the order of the numbered symptoms. Problem Causes Check procedures/corrective measures 1. Poor contact in the con- Reinsert the connector. Also check for continuity within the con- The side feeder nector terminals.

  • Page 32: Mechanical Problems

    1-4-4 Mechanical problems Problem Causes/check procedures Corrective measures Check if the surfaces of the following pulleys Clean with isopropyl alcohol. No primary paper feed. are dirty with paper powder: forwarding pulley, paper feed pulley, separa- tion pulley. Check if the forwarding pulley, paper feed pul- Replace (see page 1-5-2).

  • Page 33: Assembly And Disassembly

    1-5 Assembly and Disassembly 1-5-1 Precautions for assembly and disassembly (1) Precautions Before starting disassembly, press the Power key on the operation panel to off. Make sure that the Power lamp is off before turning off the main power switch. And then unplug the power cable from the wall outlet. Turning off the main power switch before pressing the Power key to off may cause damage to the equipped hard disk.

  • Page 34: Paper Feed Section

    1-5-2 Paper feed section (1) Detaching and refitting the forwarding, paper feed and separation pulleys Follow the procedure below to replace the forwarding, paper feed and separation pulleys. Procedure Removing the paper feed unit 1. Open the top cover. 2. Remove straps from the paper feed unit front and rear.
  • Page 35 4. Remove two connectors and release the wires from edgings. 5. Remove four screws and remove the paper feed unit from the side feeder. Edgings Connector Connector Paper feed unit Figure 1-5-3 Removing the forwarding pulley 6. Remove two screws and remove the lever. Lever 7.
  • Page 36 8. Raise the forwarding pulley unit in the direc- tion of the arrow, and remove from the paper Forwarding feed unit. pulley unit Paper feed unit Figure 1-5-5 9. Remove the stop ring from the forwarding Forwarding pulley pulley unit. 10.
  • Page 37 Removing the separation pulley 13. Remove four screws and remove the stay Stay from the paper feed unit. Paper feed unit Figure 1-5-8 14. Remove two springs and open the separa- Springs tion pulley unit in the direction of the arrow. When refitting the springs, refit the original position.
  • Page 38 18. Replace or cleaning the forwarding, paper feed and separation pulleys. 19. Install the separation pulley to the paper feed unit. 20. Refit two springs to the separation pulley unit. 21. Refit the stay to the paper feed unit. 22. Install the paper feed pulley to the paper feed unit.

  • Page 39: Remarks On Side Feeder Main Pwb Replacement

    1-5-3 Remarks on side feeder main PWB replacement 1. Open the top cover. 2. Remove the two screws and then remove Top cover the cursor R cover. Screw Cursor R cover Screw Figure 1-5-13 3. Remove the three screws and then remove the right cover.
  • Page 40 4. Remove the four screws and then remove the rear cover. Screw Screw Screw Rear cover Screw Figure 1-5-15 5. Remove the all (seven) connectors from the side feeder main PWB. 6. Remove the four screws. 7. Remove the side feeder main PWB from two Side feeder main PWB board supports.

  • Page 41: Paper Feed Section

    2-1 Mechanical Construction 2-1-1 Paper feed section (1) Paper feed section Figure 2-1-1 Paper feed section Paper feed pulley Feed lower guide Forwarding pulley 10. Feed shift pulley Separation pulley 11. Feed roller Side feeder paper empty sensor (SFPESW) 12. Side feeder feed switch 1 (SFFSW1) Leading feed holder 13.

  • Page 42: Paper Lifter Lift Section

    (2) Paper lifter lift section Figure 2-1-3 Paper lifter lift section Paper lifter 11. Tray lower limit detection sensor (TLLDS) Side feeder lift motor (SFLM) 12. Tray upper limit detection sensor (TULDS) Lift wire 13. Loading paper sensor (LPS) Wire roll pulley 14.
  • Page 43 TSSW TULDS SFMPWB TULDS YC1-15 ULSSW YC1-2 OUT2 YC4-3 YC4-4 OUT2-R PLDS1 PLDS1 YC3-A2 PLDS2 YC3-A5 LPWS YC3-A8 TLLDS YC3-A11 PLDS2 TM REM2 YC4-5 YC4-6 TM REM1 SFLM OUT1-R YC4-7 LPWS OUT1 YC4-9 TLLDS LLSSW Figure 2-1-4 Paper lifter lift section block diagram 2-1-3...
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  • Page 45: Electrical Parts Layout

    2-2 Electrical Parts Layout 2-2-1 Electrical parts layout (1) Electrical parts layout Machine front Machine inside Machine rear Figure 2-2-1 Electrical parts layout Side feeder main PWB (SFMPWB) ..... Controls electrical components in the side feeder and communications with the machine. Side feeder paper feed motor (SFPFM)..
  • Page 46 13. Side feeder paper empty switch (SFPESW) ........... Detects the presence of paper on the paper lifter. 14. Tray upper limit detection sensor (TULDS).. Detects the lift reaching the upper limit. 15. Tray lower limit detection sensor (TLLDS) ... Detects the lift reaching the lower limit. 16.

  • Page 47: Side Feeder Main Pwb

    2-3 Operation of the PWBs 2-3-1 Side feeder main PWB SFMPWB Serial Reset IC communication Machine Motor PAUSE Buffer driver IC SFPCM SF SEL SF READY Motor SFPFM HOLD driver IC Bleeder resistor R24V TCSW SFSETSW TLLDS SFFSW1 Over current SFFSW2 detection circuit...
  • Page 48 YC10 Figure 2-3-2Side feeder main PWB silk screen diagram 2-3-2...
  • Page 49 Connector Signal Voltage Description 5 V DC 5 V DC power output for LPS Connected 0/5 V DC LPS: On/Off to the LPS, SGND Ground SFFSW1, Not used SFFSW2, SFPESW 5 V DC 5 V DC power output for SFFSW1 and TULDS SFFSW1 0/5 V DC...
  • Page 50 Connector Signal Voltage Description TSW(LED) 0/5 V DC TSW(LED): On/Off Connected SGND Ground to the 0/5 V DC TSW: On/Off PLDS1, SETLED(G) 5/0 V DC SETLED (Green): On/Off PLDS2, LPWS, SGND Ground TLLDS, SETLED(R) 5/0 V DC SETLED (Red): On/Off TSW and SETLED PGND...

  • Page 51: Appendixes

    2-4 Appendixes 2-4-1 Appendixes (1) Wiring diagram 2-4-1...
  • Page 52 This page is intentionally left blank. 2-4-2...

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Pf-660

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