Olivetti PF-680 Service Manual
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Olivetti PF-680 Service Manual

Olivetti PF-680 Service Manual

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PF-680
SERVICE MANUAL
Code Y112350-4

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  • Page 1 Option Copier PF-680 SERVICE MANUAL Code Y112350-4...
  • Page 2 PUBLICATION ISSUED BY: Olivetti S.p.A. 77, Via Jervis - 10015 Ivrea (TO) Italy Copyright © 2010, Olivetti All rights reserved...
  • Page 3 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.
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  • Page 5 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 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 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...................... •...
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  • Page 11: Table Of Contents

    CONTENTS 1-1 Specifications 1-1-1 Specifications............................1-1-1 1-1-2 Parts names............................1-1-2 1-1-3 Machine cross section ..........................1-1-3 1-2 Installation 1-2-1 Installation environment ..........................1-2-1 1-2-2 Unpacking ...............................1-2-2 1-2-3 Installing the cassette heater (option) .....................1-2-4 1-3 Maintenance Mode 1-3-1 Maintenance mode ..........................1-3-1 (1) Executing a maintenance item ......................1-3-1 (2) Maintenance mode item list.......................1-3-2 (3) Contents of maintenance mode items....................1-3-3 1-4 Troubleshooting...
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  • Page 13: Specifications

    1-1 Specifications 1-1-1 Specifications Paper supply method...... Friction retard method (No. sheets: 500, 80 g/m , 2 cassettes) Paper weight........60 to 120 g/m Paper type ........Plain, Recycled, Color (Colour) Paper size........A3, B4, A4, A4R, B5, B5R, A5R, Folio, Ledger, Legal, OficioII, 8.5 x 13.5", Letter, LetterR, StatementR, 8K, 16K, 16KR Power source........

  • Page 14: Parts Names

    1-1-2 Parts names Left cover 3 Cassette 4 Cassette 3 Figure 1-1-2 1-1-2 Service Manual Y112350-4...

  • Page 15: Machine Cross Section

    1-1-3 Machine cross section Paper path Figure 1-1-3 Machine cross section 1-1-3 Y112350-4 Service Manual...
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  • 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 locations subject to high temperature and high humidity or low temperature and low humidity; an abrupt change in the environmental temperature;...

  • Page 18: Unpacking

    1-2-2 Unpacking Unpacking. Figure 1-2-1 Unpacking Paper feeder Plastic sheet 15. Pins Outer case Plastic bag 16. Stays Inner case 10. Installation guide 17. Plastic bag Upper left pad 11. Paper sheet 18. Retainer Upper right pad 12. Accessory case 19.
  • Page 19 Remove the tapes. 1. Remove two tapes. Tape Tape Figure 1-2-2 Release of cassette lift plate. 1. Pull cassette 3 and 4 out. Remove the lift Lift plate plate stopper from each cassette and attach stopper it to the storage location. When moving the machine, attach the lift plate stopper in original position.

  • Page 20: Installing The Cassette Heater (Option)

    1-2-3 Installing the cassette heater (option) Installing the cassette heater requires the following component: Cassette heater (P/N AVGR13378M): for 220 to 240 V specifications only Two (2) M4 x 8 S tight screws Procedure 1. Remove cassette 3 and 4. M4 x 8 2.
  • Page 21 8. Insert the connector of cassette heater Wire of paper feeder cable into the wire of paper feeder. Connector Cassette heater cable Figure 1-2-6 9. Fix the cassette heater cable on the two wire saddles. Wire saddle The wire saddle shown above must be affixed at the narrowest part of the connec- tor.
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  • Page 23: 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 Press the status/Job cancel key. Enter “10871087” using Maintenance mode is entered. the numeric keys.

  • Page 24: Maintenance Mode Item List

    (2) Maintenance mode item list Item Initial Section Content of maintenance item setting* General U019 Displaying the ROM version Drive, paper U034 Adjusting the print start timing feed and Adjusting the leading edge registration 0/0/0/0/0/0 paper convey- Adjusting the center line 0/0/0/0/0/0 ing system Operation...

  • Page 25: Contents Of Maintenance Mode Items

    (3) Contents of maintenance mode items Maintenance Description item No. Displaying the ROM version U019 Description Displays the part number of the ROM fitted to each PWB. Purpose To check the part number or to decide, if the newest version of ROM is installed. Method 1.
  • Page 26 Maintenance Description item No. Adjusting the print start timing U034 Description Adjusts the leading edge registration or center line. Purpose Make the adjustment if there is a regular error between the leading edges of the copy image and original. Make the adjustment if there is a regular error between the center lines of the copy image and original. Method 1.
  • Page 27 Maintenance Description item No. Caution U034 Check the copy image after the adjustment. If the image is still incorrect, perform the following adjustments in maintenance mode. U066 U071 (See the service manual (See the service manual U034 for the machine.) for the machine.) Adjustment: Center line adjustment 1.
  • Page 28 Maintenance Description item No. Caution U034 Check the copy image after the adjustment. If the image is still incorrect, perform the following adjustments in maintenance mode. U067 U072 (See the service manual (See the service manual U034 for the machine.) for the machine.) Completion Press the stop key.
  • Page 29 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.
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  • Page 31: 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. Paper misfeed detection can be reset by opening and closing the left cover 3 to turn left cover 3 switch off and on. (2) Paper misfeed detection conditions PFPFCL1 PFFSW...
  • Page 32 Specified Section Jam code Conditions time Paper feed Feed switch 3 (FSW3) does not turn on within the specified section No paper feed from cas- time of PF paper feed clutch 1 (PFPFCL1) turning on; the sette 3 clutch is then successively turned off for 1 s and turned back on, but the switch again fails to turn on within the specified time.

  • Page 33: Paper Misfeeds

    (3) Paper misfeeds Problem Causes/check procedures Corrective measures Paper is extremely curled. Change the paper. A paper jam in the Check if the paper feed pul- Check visually and replace any deformed pulleys. paper feed section is ley, forwarding pulley and indicated during separation pulley of optional copying (no paper...
  • Page 34 Problem Causes/check procedures Corrective measures Broken feed switch 3 actua- Check visually and replace switch. A paper jam in the tor. paper feed section is Defective feed switch 3. Run maintenance item U031 and turn feed switch 3 on and off indicated during manually.

  • Page 35: 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. A message is also displayed requesting the user to call for service.
  • Page 36 Remarks Code Contents Causes Check procedures/corrective measures C2600 PF paper drive motor error Poor contact in the Check the connection of connector YC22 on The lock signal of the motor is detected connector termi- the engine PWB and the connector on the above 500 ms.

  • Page 37: 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 paper feeder nector terminals.
  • Page 38 Problem Causes Check procedures/corrective measures 1. Poor contact of the left Reinsert the connector. Also check for continuity within the con- The message cover 3 switch connector nector cable. If none, remedy or replace the cable. requesting covers to terminals. be closed is dis- 2.

  • Page 39: Mechanical Problems

    1-4-4 Mechanical problems Problem Causes/check procedures Corrective measures Check if the surfaces of the following rollers Clean with isopropyl alcohol. No primary paper feed. and pulleys are dirty with paper powder: forwarding pulley, paper feed pulley, separa- tion pulley, feed roller and feed pulley. Check if the paper feed pulley or separation Replace (see page 1-5-2).
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  • Page 41: 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 42: Paper Feed Section

    1-5-2 Paper feed section (1) Detaching and refitting the forwarding, paper feed and separation pulleys Replace the forwarding, paper feed and separation pulleys as follows. Procedure Removing the primary paper feed units 1. Remove cassette 3 and 4. 2. Remove the one screw and release two hooks, and then remove the front left cover.
  • Page 43 5. Remove the one screw from each of the pri- mary paper feed units and then the units. Primary paper feed unit Screw Screw Primary paper feed unit Figure 1-5-3 Removing the forwarding pulley 4. Remove the stopper from the primary paper feed unit.
  • Page 44 Removing the paper feed pulley Stop ring 7. Remove two stop rings from the primary paper feed unit. Stop ring 8. Pull the paper feed pulley shaft in the direc- tion of the arrow and remove the paper feed pulley. Paper feed pulley shaft Paper feed pulley...

  • Page 45: Replacing Pf Paper Size Width Switch 1, 2

    (2) Replacing PF paper size width switch 1, 2 Replace PF paper size width switch 1 and 2 as follows. Caution: After replacing PF paper size width switch, be sure to perform (4) Adjusting the position of the rack adjuster. Procedure 1.
  • Page 46 6. Remove two screws from the back of the rack adjuster and then the PF paper size Screw width switch. PF paper size width switch Screw Rack adjuster Figure 1-5-10 7. Apply the specified grease to the printed Apply the specified grease surface of the new PF paper size width switch (shaded area in the diagram) and fit the switch to the rack adjuster.

  • Page 47: Replacing Pf Paper Feed Clutch 1, 2

    (3) Replacing PF paper feed clutch 1, 2 Replace PF paper feed clutch 1/2 as follows. Procedure 1. Remove three screws and remove the rear cover. Screw Screw Screw Rear cover Figure 1-5-12 1-5-7 Y112350-4 Service Manual...
  • Page 48 2. Release two wire saddle. 3. Remove the connector A. 4. Remove two screws and remove the rear cover mount and bush. 5. Remove the PF paper feed clutch 1. 6. Remove the connector B. Wire saddle 7. Remove three claws and remove the clutch holder.

  • Page 49: Adjusting The Position Of The Rack Adjuster

    (4) Adjusting the position of the rack adjuster Perform the following adjustment if there is a regular error between the center lines of the copy image and the original on the paper fed from the cassette. Procedure Start Enter maintenance mode. Retighten the screw securing the rack adjuster.
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  • Page 51: Mechanical Construction

    2-1 Mechanical construction 2-1-1 Mechanical construction The paper feeder feeds paper from either of its two cassettes to the machine. When paper is fed from cassette 3 of the paper feeder, the PF paper conveying clutch (PFCCL) is operated to rotate the feed roller and pulley to carry the paper into the machine.
  • Page 52 PFMPWB PFPSW1 PFLSW1 YC1-5 YC1-6 YC1-14 PFPFCL1 PFPLSW1 YC3-7 PFLM1 PFPWSW1 YC3-1,2,3 YC2-15,17 YC2-6 PFCCL YC2-1 YC2-7 PFFSW PFPSW2 PFLSW2 YC1-7 YC1-8 PFPFCL2 YC1-13 PFPLSW2 YC3-8 PFLM2 PFPWSW2 YC3-4,5,6 YC2-16,18 YC2-4 Figure 2-1-2 2-1-2 Service Manual Y112350-4...

  • Page 53: Electrical Parts Layout

    2-2 Electrical Parts Layout 2-2-1 Electrical parts layout Machine front Machine inside Machine rear Figure 2-2-1 Layout of electrical parts PF main PWB (PFMPWB) ......Controls electrical parts. Left cover 3 switch (LC3SW) ....... Breaks the safety circuit when left cover 3 is opened, and resets paper jam detection.
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  • Page 55: Pf Main Pwb

    2-3 Operation of the PWBs 2-3-1 PF main PWB PFMPWB PFDM PFFSW PFLM1 PFLM2 24VR LC3SW PFPFCL1 (U1) PFPFCL2 PFCCL Serial Machine PFPSW1 communication data PFPSW2 PFLSW1 PFLSW2 PFPLSW1 PFPLSW2 PFPWSW1 PFPWSW2 Figure 2-3-1 PF main PWB diagram 2-3-1 Y112350-4 Service Manual...
  • Page 56 Figure 2-3-2 PF main PWB silk-screen diagram 2-3-2 Service Manual Y112350-4...
  • Page 57 Connector Pin No. Signal Voltage Description 5 V DC 5 V DC supply for PFLSW1 Connected 5 V DC 5 V DC supply for PFPSW1 to the PF 5 V DC 5 V DC supply for PFLSW2 paper switch 5 V DC 5 V DC supply for PFPSW2 1/2, PF lift switch 1/2...
  • Page 58 Connector Pin No. Signal Voltage Description UP DIG0 0/5 V DC PFPWSW1: On/Off Connected UP DIG1 0/5 V DC PFPWSW1: On/Off to the PF UP DIG2 0/5 V DC PFPWSW1: On/Off paper size LO DIG0 0/5 V DC PFPWSW2: On/Off length switch 1/2 LO DIG1...

  • Page 59: List Of Maintenance Parts

    2-4 Appendixes List of maintenance parts Maintenance part name Alternative part Part No. Name used in service manual Name used in parts list 906081L Paper feed pulley PULLEY,PAPER FEED Separation pulley PULLEY,SEPARATION 906082M Forwarding pulley PULLEY FEED A AVGR00660V Feed pulley PULLEY 15 DUPLEX AVGR00641U Feed roller...

  • Page 60: Wiring Diagram

    Wiring diagram 2-4-2 Service Manual Y112350-4...
  • Page 61 UPDATING STATUS DATE UPDATED PAGES PAGES CODE 06/2010 EDITION Y112350-4...

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