Olivetti DP-700 Service Manual
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Olivetti DP-700 Service Manual

Olivetti DP-700 Service Manual

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DP-700
SERVICE MANUAL
Code Y106871-5

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Summary of Contents for Olivetti DP-700

  • Page 1 Copier DP-700 SERVICE MANUAL Code Y106871-5...
  • Page 2 PUBLICATION ISSUED BY: Olivetti S.p.A. 77, Via Jervis - 10015 Ivrea (TO) Italy Copyright © 2006, Olivetti All rights reserved...
  • Page 3 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 4 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 5 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 6 • 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 7: 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) Unpacking ............................1-2-2 (2) Remove the tapes and pad .......................1-2-3 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...

  • Page 8: Specifications

    1-1 Specifications 1-1-1 Specifications Original feed system ....... Automatic feed Original type........Sheet originals Original sizes ........A3/Ledger to A5R/StatementR Original weights ......45 to 160 g/m Loading capacity......100 sheets (50 to 80 g/m2) maximum Mixed original sizes (auto selection): 30 sheets (50 to 80 g/m2) maximum Power source........Electrically connected to the machine.

  • Page 9: Parts Names

    1-1-2 Parts names Figure 1-1-1 Original tray Original width guides Opening handle Original eject table Top cover Original placement indicator 1-1-2 Service Manual Y106871-5...

  • Page 10: Machine Cross Section

    1-1-3 Machine cross section Original path Figure 1-1-2 Machine cross section Original feeding/conveying section Original scanning section Original eject section 1-1-3 Y106871-5 Service Manual...
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  • Page 12: 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 13: Unpacking

    1-2-2 Unpacking (1) Unpacking Figure 1-2-1 Unpacking Document processor 10. Spacer Outer case 11. Plastic bag Inner frame 12. Original mat Front pad 13. Fixing fittings Rear bottom pad 14. Angle control fitting Rear top pad 15. Pins Sheet 16. M4 x 14 TP screws 17.

  • Page 14: Remove The Tapes And Pad

    (2) Remove the tapes and pad Procedure 1. Remove five tapes. Tape Tapes Tapes Figure 1-2-2 2. Open the top cover and the reverse unit. 3. Remove the film and pad. Top cover Reverse unit Film Figure 1-2-3 1-2-3 Y106871-5 Service Manual...
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  • Page 16: 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 key. Enter “10871087” using Maintenance mode is entered. the numeric keys.

  • Page 17: Maintenance Mode Item List

    (2) Maintenance mode item list Item Initial Section Content of maintenance item setting* General U019 Displaying the ROM version Optical U061 Turning the exposure lamp on U068 Adjusting the scanning position for originals from the DP U070 Adjusting the DP magnification 0/0/0 U071 Adjusting the DP scanning timing...

  • Page 18: 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 19 Maintenance Description item No. Turning the exposure lamp on U061 Description Turns the exposure lamp on. Purpose To check the exposure lamp. Method 1. Press the start key. 2. Select the item. Display Description Exposure lamp CIS (DP exposure lamp) 3.
  • Page 20 Maintenance Description item No. Adjusting the DP magnification U070 Description Adjusts the DP original scanning speed. Purpose Make the adjustment if the magnification is incorrect in the main scanning direction or auxiliary scanning direction when the DP is used. Method 1.
  • Page 21 Maintenance Description item No. Caution U070 Check the copy image after the adjustment. If the image is still incorrect, perform the following adjustments in maintenance mode. U071 U404 U070 (P.1-3-6) (P.1-3-12) Completion Press the stop key. The screen for selecting a maintenance item No. is displayed. Adjusting the DP scanning timing U071 Description...
  • Page 22 Maintenance Description item No. Adjustment: trailing edge registration U071 1. Press the system menu key. 2. Place an original on the DP and press the start key to make a test copy. 3. Press the system menu key. 4. Change the setting value using the +/- or numeric keys. For copy example 1, increase the value.
  • Page 23 Maintenance Description item No. Adjusting the DP center line U072 Description Adjusts the scanning start position for the DP original. Purpose Make the adjustment if there is a regular error between the centers of the original and the copy image when the DP is used.
  • Page 24 Maintenance Description item No. Adjusting the DP input light luminosity U074 Description Adjusts the luminosity of the exposure lamp for scanning originals from the DP. Purpose Used if the exposure amount differs significantly between when scanning an original on the contact glass and when scanning an original from the DP.
  • Page 25 Maintenance Description item No. Checking DP operation U203 Description Simulates the original conveying operation separately in the DP. Purpose To check the DP operation. Method 1. Press the start key. 2. Place an original in the DP if running this simulation with paper. 3.
  • Page 26 Maintenance Description item No. Checking the DP switches U244 Description Displays the status of the respective switches in the DP. Purpose To check if respective switches in the DP operate correctly. Method 1. Press the start key. 2. Turn the respective switches on and off manually to check the status. When a switch is detected to be in the ON position, the display for that switch will be highlighted.
  • Page 27 Maintenance Description item No. Adjusting margins for scanning an original from the DP U404 Description Adjusts margins for scanning the original from the DP. Purpose Make the adjustment if margins are incorrect when the DP is used. Caution Before making this adjustment, ensure that the following adjustments have been made in maintenance mode U402 U403 (See the service manual...
  • Page 28 Maintenance Description item No. Adjusting the scanner automatically U411 Description Uses a specified original and automatically adjusts the following items in the scanner and the DP scanning sections. Purpose To perform automatic adjustment of various items in the scanner and the DP scanning sections. Method 1.
  • Page 29 Maintenance Description item No. Method: DP(FACE UP) U411 1. Set a specified original (P/N: AVGR05132X) in the DP. 2. Select [INPUT]. Display Description INPUT Automatic adjustment of first page using the DP for: original size magnifica- tion/leading edge timing/center line. 3.
  • Page 30 Maintenance Description item No. U411 When automatic adjustment has normally completed, [RESULT OK 00] is displayed. If a problem occurs during auto adjustment, [ERROR XX] (XX is replaced by an error code) is displayed and opera- tion stops. Should this happen, determine the details of the problem and either repeat the procedure from the beginning, or adjust the remaining items manually by running the corresponding maintenance items.
  • Page 31 Maintenance Description item No. Error Codes U411 Codes Description ERROR 01 Black band detection error (scanner leading edge registration) ERROR 02 Black band detection error (scanner center line) ERROR 03 Black band detection error (scanner main scanning direction magnification) ERROR 04 Black band is not detected (scanner leading edge registration) ERROR 05 Black band is not detected (scanner center line)
  • Page 32 Maintenance Description item No. Setting the target U425 Description The value that is indicated on the back of the chart to be used for adjustment should be entered. Purpose Performs data input in order to correct for differences in originals during automatic adjustment. Method 1.
  • Page 33 Maintenance Description item No. Setting: CIS U425 1. Select the item to be set. Display Description N950 Setting the N950 patch for the original for adjustment N850 Setting the N850 patch for the original for adjustment N770 Setting the N770 patch for the original for adjustment N650 Setting the N650 patch for the original for adjustment N500...
  • Page 34 Maintenance Description item No. Checking/clearing counts by optional devices U905 Description Displays or clears the counts of DP or finisher. Purpose To check the use of DP and finisher. Also to clear the counts after replacing consumable parts. Method 1. Press the start key. 2.
  • Page 35 Maintenance Description item No. Setting of amount of slack for feeding from DP U942 Description Adjusts the amount of slack generated when the DP is used. Purpose Use this mode if an original non-feed jam, oblique feed or wrinkling of original occurs when the DP is used. Setting 1.

  • Page 36: Original Misfeed Detection

    1-4 Troubleshooting 1-4-1 Original misfeed detection (1) Original misfeed indication When an original jams, the machine immediately stops operation and a message is shown on the machine operation panel. To remove the jammed original, open the top cover or reverse unit. Paper misfeed detection can be reset by opening and closing the respective covers to turn safety switch off and on.
  • Page 37 Section Jam code Conditions Specified time The original feed switch (OFSW) does not turn on within 2436 pulse No original feed specified time during the first sheet feeding. The original feed switch (OFSW) does not turn on within 4430 pulse specified time during the second sheet feeding.

  • Page 38: Paper Misfeeds

    (3) Paper misfeeds Problem Causes/check procedures Corrective measures Defective original feed Run maintenance item U244 and turn the original feed switch on An original jams in switch. and off manually. Replace the switch if indication of the corre- DP is indicated dur- sponding switch on the touch panel is not displayed in reverse.

  • Page 39: 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 40 Remarks Code Contents Causes Check procedures/corrective measures C9050 DP lift motor going down error Loose connection Reinsert the connector. Also check for conti- The pulse count lowered to 10000 at lift- of the DP lift motor nuity within the connector cable. If none, ing down, however, the DP bottom limit connector.

  • Page 41: 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 original feed nector terminals.

  • Page 42: 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 indicator and the Memory indicator are 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 43: Assembly And Disassembly

    1-5-2 Assembly and Disassembly (1) Detaching and refitting the DP original feed belt and DP forwarding pulley Follow the procedure below to replace the DP original feed belt and DP forwarding pulley. Procedure Top cover 1. Open the top cover. 2.
  • Page 44 5. Remove two stop rings from the original feed belt shaft A and then remove the bushing, pulley, spring pin, original feed holder and original feed color A. 6. Remove the original feed belt shaft A from the original feed belt unit.

  • Page 45: Detaching And Refitting The Dp Separation Pulley

    (2) Detaching and refitting the DP separation pulley Follow the procedure below to replace the DP separation pulley. Procedure 1. Open the top cover. Inserted part Separation guide 2. Release the inserted part and then remove the separation guide. Figure 1-5-6 3.

  • Page 46: Detaching And Refitting The Cis

    (3) Detaching and refitting the CIS Follow the procedure below to replace the CIS. Procedure 1. Open the top cover. 2. Release the screw and three inserted parts and then remove the DP front cover. Screw DP front cover Figure 1-5-8 3.
  • Page 47 4. Remove the flexible flat cable from CIS relay Flexible flat cable PWB. 5. Remove the connector from the DP inverter Connector PWB and release the wire from the wire saddle and edging. DP inverter PWB CIS relay PWB Wire saddle Edging Figure 1-5-10 6.
  • Page 48 9. Remove two screws and then remove the reverse unit front cover. Reverse unit front cover Figure 1-5-12 10. Remove the screw and then remove the CIS. 11. Replace the CIS. Install the CIS to the DP. 12. Refit the reverse unit front cover to the DP. 13.
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  • Page 50: Mechanical Construction

    2-1 Mechanical construction 2-1-1 Mechanical construction The original placed on the original tray is fed sheet by sheet through the original feeding section and conveyed on the slit glass. Shortly after one side is scanned by the CCD over the slit glass, the original is scanned by the CIS. The original attached to the CIS is ejected to the original eject table after the second side is scanned by the CIS.
  • Page 51 DPLM A/B/A_/B_ YC11-1,2,3,4 INV REM YC7-8 OFSW YC9-8 OFM A_/B_/A/B YC10-1,2,3,4 ORSW YC9-5 ORM A_/B_/A/B OFSW YC10-5,6,7,8 DPLM ORSW DPINPWB OCM A_/B_/A/B YC10-9,10,11,12 DPTSW1 DPTSW2 YC9-2 DPTSW1 DPTSW2 YC7-11 YC8/YC9 DPMPWB YC6/YC7 DPDRPWB YC11 SPWB MPWB (machine) (machine) Figure 2-1-2 Document processor block diagram 2-1-2 Service Manual Y106871-5...

  • Page 52: Electrical Parts Layout

    2-2 Electrical Parts Layout 2-2-1 Electrical parts layout (1) PWBs Machine front Machine inside Machine rear Figure 2-2-1 PWBs DP main PWB (DPMPWB) ......Controls the image processing. DP drive relay PWB (DPDRPWB) ....Controls electrical components. CIS relay PWB (CISRPWB)......Relay of image data. DP inverter PWB (DPINPWB)......

  • Page 53: Switches And Sensors

    (2) Switches and sensors Machine front Machine inside Machine rear Figure 2-2-2 Switches and sensors DP safety switch 1 (DPSSW1)..... Breaks the safety circuit when the document processor is opened; resets original misfeed detection. DP safety switch 2 (DPSSW2)..... Breaks the safety circuit when the top cover is opened; resets original misfeed detection.

  • Page 54: Others

    (3) Others Machine front Machine inside Machine rear Figure 2-2-3 Others Original feed motor (OFM) ......Drives the DP original feed belt. Original registration motor (ORM)....Drives the registration roller. Original conveying motor (OCM) ....Drives the original conveying sections. DP lift motor (DPLM)........
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  • Page 56: Dp Main Pwb

    2-3 Operation of the PWBs 2-3-1 DP main PWB DPMPWB CISRPWB Image data Image data ASIC Control signal MPWB (U7) (machine) 3.3V Serial communication data Regulator 1.8V Regulator (U4) (U1) 3.3V Serial (U1) Regulator communication data (U2) Reset IC RESET SPWB (U2) (machine)
  • Page 57 Connector Pin No. Signal Voltage Description DPFM3 0/3.3 V DC DPFM3 On/Off Connected CISOCSW 0/3.3 V DC CISOCSW On/Off to the DP LED RD 0/3.3 V DC LED RED control signal drive relay LED GN 0/3.3 V DC LED GREEN control signal DPFM1 0/3.3 V DC DPFM1 On/Off...
  • Page 58 Connector Pin No. Signal Voltage Description OFM 0B 0/3.3 V DC OFM drive control signal (pulse) Connected OFM 1A 0/3.3 V DC OFM drive control signal to the DP (pulse) drive relay OFM 0A 0/3.3 V DC OFM drive control signal (pulse) OFM B 0/3.3 V DC...
  • Page 59 Connector Pin No. Signal Voltage Description DOUTR2N 0/3.3 V DC Image data signal R2N (pulse) Connected DOUTR5P 0/3.3 V DC Image data signal R5P to the (pulse) machine DOUTR1P 0/3.3 V DC Image data signal R1P (pulse) DOUTR5N 0/3.3 V DC Image data signal R5N (pulse) DOUTR1N...
  • Page 60 Connector Pin No. Signal Voltage Description DOUTB3P 0/3.3 V DC Image data signal B3P (pulse) Connected DOUTB7N 0/3.3 V DC Image data signal B7N to the (pulse) machine DOUTB3N 0/3.3 V DC Image data signal B3N (pulse) DOUTB6P 0/3.3 V DC Image data signal B6P (pulse) DOUTB2P...
  • Page 61 Connector Pin No. Signal Voltage Description SDA- 0/3.3 V DC Serial communication data signal (pulse) Connected SDA+ 0/3.3 V DC Serial communication data signal to the CIS (pulse) relay PWB SDB- 0/3.3 V DC Serial communication data signal (pulse) SDB+ 0/3.3 V DC Serial communication data signal (pulse)

  • Page 62: Dp Drive Relay Pwb

    2-3-2 DP drive relay PWB LEDPWB CISRPWB DPDRPWB Regulator (U2) DPINPWB Regulator DPFM1 (U1) DPFM2 DPFM3 DPMPWB Driver Driver control signal DPLM (U4) Driver (U1) Sensor input signal (U3) ASIC Driver (U7) 3.3V (U2) Driver 1.8V Regulator 3.3V (U1) (U4) R24V DPSSW1 MPWB...
  • Page 63 YC11 YC10 Figure 2-3-4 DP drive relay PWB silk-screen diagram 2-3-8 Service Manual Y106871-5...
  • Page 64 Connector Pin No. Signal Voltage Description 24 V DC 24 V DC power input Connected 24 V DC 24 V DC power input to the 24 V DC 24 V DC power input machine A24V 24 V DC 24 V DC power input 12 V DC 12 V DC power input 5 V DC...
  • Page 65 Connector Pin No. Signal Voltage Description OCM 1A 0/3.3 V DC OCM drive control signal (pulse) Connected OCM 0B 0/3.3 V DC OCM drive control signal to the DP (pulse) main PWB OCM 1B 0/3.3 V DC OCM drive control signal (pulse) DPLM A 0/3.3 V DC...
  • Page 66 Connector Pin No. Signal Voltage Description DPFM3 0/12 V DC DPFM3 On/Off Connected 12 V DC 12 V DC power output to the DP DPFM2 0/24 V DC DPFM2 On/Off fan motor 1/ R24V 24 V DC 24 V DC power output 2/3, DP inverter DPFM1...
  • Page 67 Connector Pin No. Signal Voltage Description OFM A_ 0/5 V DC OFM drive control signal YC10 (pulse) Connected OFM B_ 0/5 V DC OFM drive control signal to the origi- (pulse) nal feed OFM A 0/5 V DC OFM drive control signal motor, origi- (pulse) nal registra-...

  • Page 68: Cis Relay Pwb

    2-3-3 CIS relay PWB DPMPWB CISRPWB Image data ASIC (U7) Control signal Serial communication data (U1) Control signal Regulator (U1) Control signal Regulator DPDRPWB (U2) Figure 2-3-5 CIS relay PWB diagram Figure 2-3-6 CIS relay PWB silk-screen diagram 2-3-13 Y106871-5 Service Manual...
  • Page 69 Connector Pin No. Signal Voltage Description SCLK2+ 0/3.3 V DC Serial data clock signal (pulse) Connected SCLK2- 0/3.3 V DC Serial data clock signal to the DP (pulse) main PWB SDE+ 0/3.3 V DC Serial communication data signal (pulse) SDE- 0/3.3 V DC Serial communication data signal (pulse)
  • Page 70 Connector Pin No. Signal Voltage Description AVSS Analog ground Connected AVDD 12 V DC 12 V DC power output to the CIS AVDD 12 V DC 12 V DC power output AVSS Analog ground AVSS Analog ground DVDD 5 V DC 5 V DC power output DVDD 5 V DC...
  • Page 71 Connector Pin No. Signal Voltage Description DVSS Signal ground Connected SDB+ 0/3.3 V DC Serial communication data signal to the CIS (pulse) SDB- 0/3.3 V DC Serial communication data signal (pulse) DVSS Signal ground SDA+ 0/3.3 V DC Serial communication data signal (pulse) SDA- 0/3.3 V DC...

  • Page 72: Periodic Maintenance Procedures

    Periodic maintenance procedures Maintenance Section Method Maintenance cycle Points and cautions Page part/location Test copy Perform at the maxi- Clean Every service. and test print mum copy size Maintenance Section Method Maintenance cycle Points and cautions Page part/location Original feed DP original feed belt Replace 200 K...
  • Page 73 Maintenance Section Method Maintenance cycle Points and cautions Page part/location CIS section CIS sheet Clean Every service Clean with a dry cloth or alco- hol. Clean Every service Clean with a dry cloth or alco- hol. (Do not clean with nor wet cloth) Maintenance Section...

  • Page 74: Wiring Diagram

    Wiring diagram OWSW Original table Reverse unit OSSW DPFM1 DPFM2 DPFM3 DP top cover LEDPWB DPLM DPINPWB DPLULSW OFSW ORSW DPTSW1 DPLLLSW OLSW DPTSW2 DRIVER DRIVER DRIVER DRIVER DPDRPWB R24V DPSSW1 EJR24V CISOCSW R24V PGND PGND DPTMG DPRDY DPMPWB DPSCLK DPSDO A24V 3.3V...
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  • Page 76 UPDATING STATUS DATE UPDATED PAGES PAGES CODE 10/2006 EDITION Y106871-5...

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