Kyocera DP-670B Service Manual
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Kyocera DP-670B Service Manual

Kyocera DP-670B Service Manual

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DP-670/DP-670(B)/
PF-680/
DF-780/DF-780(B)/
DF-670/DF-670(B)/
JS-670/JS-670(B)/
FAX System(S)
SERVICE
MANUAL
Published in November 2009
3NHSM060
First Edition

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Summary of Contents for Kyocera DP-670B

  • Page 1 DP-670/DP-670(B)/ PF-680/ DF-780/DF-780(B)/ DF-670/DF-670(B)/ JS-670/JS-670(B)/ FAX System(S) SERVICE MANUAL Published in November 2009 3NHSM060 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 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

    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: Precautions For Maintenance

    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 DP-670/DP-670(B) Rev. 2...

  • Page 12: Table Of Contents

    3K5-2 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) Removing the tapes and the spacer....................1-2-3 1-3 Maintenance Mode 1-3-1 Maintenance mode (DP-670/models with color touch panel) ..............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...
  • Page 13 3K5-2 2-2 Electrical Parts Layout 2-2-1 Electrical parts layout..........................2-2-1 (1) PWBs ..............................2-2-1 (2) Switches and sensors ........................2-2-2 (3) Motors ...............................2-2-3 (4) Solenoids............................2-2-4 2-3 Operation of the PWBs 2-3-1 DP main PWB ............................2-3-1 2-4 Appendixes List of maintenance parts........................2-4-1 Periodic maintenance procedures ......................2-4-2 Wiring diagram............................2-4-4...

  • Page 14: Specifications

    3K5-1 1-1 Specifications 1-1-1 Specifications Type ..........Machine mounted type duplex sheet-through document feeder Original feed method ...... Automatic feed Original weight ........ Single-sided original mode: 45 to 160 g/m Double-sided original mode: 50 to 120 g/m Original type........Sheet originals Original size ........

  • Page 15: Parts Names

    1-1-2 Parts names Figure 1-1-2 Original table Original width guides Original eject table Document processor top cover Original placement indicator Original stopper Cleaning cloth compartment 1-1-2...

  • Page 16: Machine Cross Section

    1-1-3 Machine cross section Original path Figure 1-1-3 Machine cross section Original feed section Original conveying section Original switchback section 1-1-3...
  • Page 17 This page is intentionally left blank. 1-1-4...

  • Page 18: Installation Environment

    3K5-1 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;...

  • Page 19: Unpacking

    1-2-2 Unpacking (1) Unpacking Figure 1-2-1 Unpacking Document processor 10. Cloth 19. Installation guide Outer case 11. Tray spacer 20. Caution label Inner case 12. Plastic bag 21. Caution label Rear upper pad 13. Original mat 22. Operation label Rear lower pad 14.

  • Page 20: Removing The Tapes And The Spacer

    (2) Removing the tapes and the spacer Procedure 1. Remove two tapes. Tape Tape Figure 1-2-2 2. Open the document processor top cover. Document processor top cover 3. Raise the DP feed pulley unit. Plastic bag Original table 4. Open the spacer. DP feed pulley unit 5.
  • Page 21 This page is intentionally left blank. 1-2-4...

  • Page 22: Maintenance Mode

    3K5-2 1-3 Maintenance Mode 1-3-1 Maintenance mode (DP-670/models with color touch panel) 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”...

  • Page 23: Maintenance Mode Item List

    3K5-1 (2) Maintenance mode item list Item Initial Section Content of maintenance item setting* General U019 Displaying the ROM version Optical U068 Adjusting the scanning position for originals from the DP U070 Adjusting the DP magnification U071 Adjusting the DP scanning timing 0/0/0/0/0/0/0/0 U072 Adjusting the DP center line...

  • Page 24: 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 25 Maintenance Description item No. Adjusting the scanning position for originals from the DP U068 Description Adjusts the position for scanning originals from the DP. Performs the test copy at the four scanning positions after adjusting. Purpose Used when the image fogging occurs because the scanning position is not proper when the DP is used. Run U071 to adjust the timing of DP leading edge when the scanning position is changed.
  • Page 26 3K5-1 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 27 3K5-1 Maintenance Description item No. Adjusting the DP scanning timing U071 Description Adjusts the DP original scanning timing. Purpose Make the adjustment if there is a regular error between the leading or trailing edges of the original and the copy image when the DP is used. Method 1.
  • Page 28 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 29 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 30 3K5-2 Maintenance Description item No. Adjusting the DP input light luminosity U074 Description Sets the luminosity correction for scanning originals from the DP. Purpose Used if the exposure amount differs significantly between when scanning an original on the platen and when scanning an original from the DP.
  • Page 31 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 32 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 33 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 34 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. To adjust scanner automatically when initializing the machine using the maintenance item U020 or U022.
  • Page 35 Maintenance Description item No. Method: DP U411 1. Select [DP]. 2. Set a specified original (P/N: 2AC68241) in the DP. Cut the trailing edge of the original. 128 1 mm 60 1 mm Cut with the edge of black belt. Figure 1-3-6 3.
  • Page 36 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 37 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 38: Maintenance Mode (Dp-670/Models With Monochrome Touch Panel)

    3K5-2 1-3-2 Maintenance mode (DP-670/models with monochrome touch panel) 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.

  • Page 39: Maintenance Mode Item List

    3K5-1 (2) Maintenance mode item list Item Initial Section Content of maintenance item setting* General U019 Displaying the ROM version Optical U068 Adjusting the scanning position for originals from the DP U070 Adjusting the DP magnification U071 Adjusting the DP scanning timing 0/0/0/0 U072 Adjusting the DP center line...

  • Page 40: 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 41 Maintenance Description item No. Adjusting the scanning position for originals from the DP U068 Description Adjusts the position for scanning originals from the DP. Performs the test copy at the four scanning positions after adjusting. Purpose Used when the image fogging occurs because the scanning position is not proper when the DP is used. Run U071 to adjust the timing of DP leading edge when the scanning position is changed.
  • Page 42 3K5-1 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 auxiliary scanning direction when the DP is used. Method 1. Press the start key. 2.
  • Page 43 3K5-1 Maintenance Description item No. Adjusting the DP scanning timing U071 Description Adjusts the DP original scanning timing. Purpose Make the adjustment if there is a regular error between the leading or trailing edges of the original and the copy image when the DP is used. Method 1.
  • Page 44 Maintenance Description item No. Adjustment: Trailing edge registration U071 1. Press the interrupt key. 2. Place an original on the DP and press the start key to make a test copy. 3. Press the interrupt key. 4. Change the setting value using the cursor up/down keys. For copy example 1, increase the value.
  • Page 45 3K5-1 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 46 3K5-2 Maintenance Description item No. Adjusting the DP input light luminosity U074 Description Sets the luminosity correction for scanning originals from the DP. Purpose Used if the exposure amount differs significantly between when scanning an original on the platen and when scanning an original from the DP.
  • Page 47 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 48 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 49 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 50 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. To adjust scanner automatically when initializing the machine using the maintenance item U020 or U022.
  • Page 51 Maintenance Description item No. U411 3. Press [INPUT]. Display Description INPUT Automatic adjustment of first page using the DP for: original size magnifica- tion/leading edge timing/center line 4. Press the start key. Auto adjustment starts. 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.
  • Page 52 Maintenance Description item No. Checking counts by optional devices U905 Description Displays the counts of DP or finisher. Purpose To check the use of DP and finisher. Method 1. Press the start key. 2. Select the device, the count of which is to be checked. The count of the selected device is displayed. Display Description Counts of optional DP...

  • Page 53: Maintenance Mode (Dp-670(B)/Models With Color Touch Panel)

    3K5-2 1-3-3 Maintenance mode (DP-670(B)/models with color touch panel) 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.

  • Page 54: Maintenance Mode Item List

    3K5-2 (2) Maintenance mode item list Item Initial Section Content of maintenance item setting* General U019 Displaying the ROM version Optical U068 Adjusting the scanning position for originals from the DP U070 Adjusting the DP magnification U071 Adjusting the DP scanning timing 0/0/0/0 U072 Adjusting the DP center line...

  • Page 55: Contents Of Maintenance Mode Items

    3K5-2 (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 56 3K5-2 Maintenance Description item No. Adjusting the scanning position for originals from the DP U068 Description Adjusts the position for scanning originals from the DP. Performs the test copy at the four scanning positions after adjusting. Purpose Used when the image fogging occurs because the scanning position is not proper when the DP is used. Run U071 to adjust the timing of DP leading edge when the scanning position is changed.
  • Page 57 3K5-2 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 auxiliary scanning direction when the DP is used. Method 1. Press the start key. 2.
  • Page 58 3K5-2 Maintenance Description item No. Adjusting the DP scanning timing U071 Description Adjusts the DP original scanning timing. Purpose Make the adjustment if there is a regular error between the leading or trailing edges of the original and the copy image when the DP is used. Method 1.
  • Page 59 3K5-2 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 60 3K5-2 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 61 3K5-2 Maintenance Description item No. Adjusting the DP input light luminosity U074 Description Sets the luminosity correction for scanning originals from the DP. Purpose Modify the setting only if a spotted background appears when a bluish original is scanned from the DP. Setting 1.
  • Page 62 3K5-2 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 63 3K5-2 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. If the on-status of a switch is detected, the corresponding switch is displayed in reverse.
  • Page 64 3K5-2 Maintenance Description item No. Setting the black line cleaning indication U326 Description Sets whether to display the cleaning guidance when detecting the black line. Purpose Displays the cleaning guidance in order to make the call for service with the black line decrease by the rubbish on the contact glass when scanning from the DP.
  • Page 65 3K5-2 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 66 3K5-2 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 67 3K5-2 Maintenance Description item No. U411 3. Press [INPUT]. Display Description INPUT Automatic adjustment of first page using the DP for: original size mag- nification/leading edge timing/center line. 4. Press the start key. Auto adjustment starts. When automatic adjustment has normally completed, [Complete] is displayed. If a problem occurs during auto adjustment, [ERROR XX] (XX is replaced by an error code) is displayed and operation stops.
  • Page 68 3K5-2 Maintenance Description item No. Checking/clearing counts by optional devices U905 Description Displays the counts of DP or finisher. Purpose To check the use of DP and finisher. Method 1. Press the start key. 2. Select the device, the count of which is to be checked. 3.
  • Page 69 This page is intentionally left blank. 1-3-48...

  • Page 70: 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 document processor top cover. To reset the original misfeed detection, open and close the document processor top cover.
  • Page 71 Section Jam code Conditions Specified time The DP timing switch (DPTSW) does not turn on within spec- 1468 pulses No original feed ified time during the first sheet feeding (Retry 5 times). The DP timing switch (DPTSW) does not turn on within spec- 1468 pulses ified time during the second sheet feeding (Retry 5 times).

  • Page 72: Paper Misfeeds

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

  • Page 73: Self-Diagnosis

    3K5-2 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 74: 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 75: Mechanical Problems

    1-4-4 Mechanical problems Problem Causes/check procedures Corrective measures The surfaces of the DP forwarding pulley, DP Check and clean them with isopropyl alcohol No primary original feed. feed pulley or DP separation pad are dirty if they are dirty. with paper powder. Check if the DP forwarding pulley or the DP If so, replace (see page 1-5-2).

  • Page 76: Assembly And Disassembly

    3K5-2 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 77: Original Feed Section

    1-5-2 Original feed section (1) Detaching and refitting the DP forwarding pulley and DP feed pulley Follow the procedure below to clean or replace the DP forwarding pulley or DP feed pulley. Procedure Removing the DP forwarding pulley 1. Open the document processor top cover. Document processor 2.
  • Page 78 Removing the DP feed pulley 4. Remove the stop ring and two original feed guides of the DP feed pulley shaft. Groove When mounting the original feed guide, fit DP feed the projection of the original feed guide into pulley shaft the groove of the DP feed pulley shaft.
  • Page 79 6. Remove two stop rings and then remove DP feed pulley shaft from the DP feed pulley DP feed pulley unit. 7. Remove DP feed pulley from the DP feed DP feed pulley shaft pulley shaft. 8. Clean or replace the DP forwarding pulley and the DP feed pulley.

  • Page 80: Detaching And Refitting The Dp Separation Pad

    (2) Detaching and refitting the DP separation pad Follow the procedure below to clean or replace the DP separation pad. Procedure 1. Remove the DP feed pulley unit. (see page DP separation pad 1-5-2) 2. Push the inserted parts of the DP separation pad and then remove the DP separation pad.

  • Page 81: Image Adjustment

    3K5-1 1-5-3 Image adjustment (1) Adjusting the angle of leading edge Perform the following adjustment if the leading edge of the copy image is laterally skewed. Procedure 3 mm/4 mm 3 mm/4 mm 1. Place an original on the DP and press the start key to make a test copy.

  • Page 82: Adjusting The Angle Of Trailing Edge

    (2) Adjusting the angle of trailing edge Perform the following adjustment if the trailing edge of the copy image is laterally skewed. Procedure 1. Place an original on the DP and press the start key to make a test copy. 2.
  • Page 83 3K5-1 5. Adjust the height of DP. 1) Loosen the nut. 2) For copy example 1: Loosen the adjusting screw ( For copy example 2: Tighten the adjusting screw ( 3) Tighten the nut. 6. Refit the DP rear cover. 3 mm/4 mm 3 mm/4 mm Original...

  • Page 84: Upgrading The Firmware (Dp-670/Models With Color Touch Panel)

    3K5-2 1-6 Requirements on PWB Replacement 1-6-1 Upgrading the firmware (DP-670/models with color touch panel) Follow the procedure below to upgrade the firmware. Firmware upgrading requires the following tools: Compact Flash (Products manufactured by SANDISK are recommended.) or USB memory NOTE When writing data to a new Compact Flash from a computer, be sure to format it in advance.

  • Page 85: Upgrading The Firmware (Dp-670/Models With Monochrome Touch Panel)

    3K5-2 1-6-2 Upgrading the firmware (DP-670/models with monochrome touch panel) Follow the procedure below to upgrade the firmware. Firmware upgrading requires the following tools: Compact Flash (Products manufactured by SANDISK are recommended.) NOTE When writing data to a new Compact Flash from a computer, be sure to format it in advance. Procedure 1.

  • Page 86: Upgrading The Firmware (Dp-670(B)/Models With Color Touch Panel)

    3K5-2 1-6-3 Upgrading the firmware (DP-670(B)/models with color touch panel) Follow the procedure below to upgrade the firmware. Firmware upgrading requires the following tools: USB memory Procedure 1. 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.
  • Page 87 This page is intentionally left blank. 1-6-4...

  • Page 88: Mechanical Construction

    2-1 Mechanical construction 2-1-1 Mechanical construction The DP consists of the original feed section, original conveying section and original switchback section. The original feed section conveys an original set on the original table to the original conveying section in synchronization with original scanning of the scanner on the machine.
  • Page 89 DPMPWB YC7-2,3 B,A,_B,_A YC4-7,9,10,12 SBPSOL B,A,_B,_A YC3-1,3,4,6 OSBM B,A,_B,_A YC4-1,3,4,6 OSBSW OSSW DPTSW YC6-2 SBFSSOL YC10-2 YC7-5 YC9-2 Figure 2-1-2 2-1-2...

  • Page 90: Operation Of Original Switchback

    (1) Operation of original switchback In the double-sided original mode, after the first side of an original is scanned, the switchback feedshift guide is activated to switch the conveying path to the switchback tray side and the original is fed to the switchback tray. Then, the original is reversed by the reverse rotation of the original switchback motor (OSBM) and conveyed again to the original conveying section.
  • Page 91 This page is intentionally left blank. 2-1-4...

  • Page 92: 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 electrical components of the DP. Original set LED PWB (OSLEDPWB)..Indicates presence of originals on the DP or an original jam. 2-2-1...

  • Page 93: Switches And Sensors

    (2) Switches and sensors Machine front Machine inside Machine rear Figure 2-2-2 Switches and sensors DP interlock switch (DPILSW) ..... Breaks the safety circuit when the document processor top cover is opened; resets original misfeed detection. Original set switch (OSSW) ......Detects the presence of an original. DP timing switch (DPTSW) ......

  • Page 94: Motors

    (3) Motors Machine front Machine inside Machine rear Figure 2-2-3 Motors Original feed motor (OFM) ......Drives the original feed section. Original conveying motor (OCM) ....Drives the original conveying section. Original switchback motor (OSBM)....Drives the original switchback section. DP cooling fan motor (DPCFM) ....

  • Page 95: Solenoids

    (4) Solenoids Machine front Machine inside Machine rear Figure 2-2-4 Solenoids Switchback feedshift solenoid (SBFSSOL) .. Operates the switchback feedshift guide. Switchback pressure solenoid (SBPSOL)..Operates the switchback pulley. 2-2-4...

  • Page 96: Dp Main Pwb

    2-3 Operation of the PWBs 2-3-1 DP main PWB OSBM R24 V DPILSW Cover open detection 24 V SBPSOL Motor Motor Motor driver driver driver SBFSSOL DPCFM Machine EEPROM OSBSW DPTSW ORGVSYNC,SCLK, SDO,SDI,RDY,SEL OSSW Buffer OSWSW OSLSW DPMPWB DPOCSW OSLEDPWB DP main PWB block diagram Figure 2-3-1 2-3-1...
  • Page 97 YC12 Figure 2-3-2 DP main PWB silk-screen diagram 2-3-2...
  • Page 98 Connector Pin No. Signal Voltage Description Ground Connected 5 V DC 5 V DC supply to the Ground machine. 24 V DC 24 V DC supply 0/5 V DC (pulse) Serial communication data signal Connected 0/5 V DC (pulse) Serial communication data signal to the SCLK 0/5 V DC (pulse)
  • Page 99 Connector Pin No. Signal Voltage Description 24 V DC 24 V DC supply Connected 0/24 V DC SBPSOL (ACT): On/Offd to the 0/24 V DC SBPSOL (RET): On/Off switchback 24 V DC 24 V DC supply presser solenoid 0/24 V DC SBFSSOL: On/Off and switch- back feed-...

  • Page 100: List Of Maintenance Parts

    2-4 Appendixes List of maintenance parts Maintenance part name Alternative Fig. Ref. Part No. part No. Name used in service man- Name used in parts list DP forwarding pulley PULLEY,LEADING FEED ADF 36211110 DP feed pulley PULLEY PAPER FEED 3BR07040 DP separation pad PAD SEPARATION 303K507060...

  • Page 101: Periodic Maintenance Procedures

    3K5-1 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 forwarding pulley Replace 150K...
  • Page 102 3K5-1 Maintenance Section Method Maintenance cycle Points and cautions Page part/location Covers Covers Clean Every service Clean with alcohol. Slit glass* Check or Every service Clean with alcohol or a dry clean cloth (do not clean with a wet cloth). *: Equipped with the machine.

  • Page 103: Wiring Diagram

    Wiring diagram 2-4-4...
  • Page 104 PF-680 First Edition...
  • Page 105 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 107: 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 108: Parts Names

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

  • Page 109: Machine Cross Section

    1-1-3 Machine cross section Paper path Figure 1-1-3 Machine cross section 1-1-3...
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  • Page 111: 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 112: 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 113 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 114: 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 303J494040): for 220 to 240 V specifications only Cassette heater (P/N 303J494030): for 120 V specifications only Two (2) M4 x 8 S tight screws (P/N B1A54080) Procedure 1.
  • Page 115 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 117: 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 118: 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 119: 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 120 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 121 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 122 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 123 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 125: 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 126 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 127: 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 128 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 129: 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 130 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 131: 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 132 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 133: 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 135: Precautions For 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 136: 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 137 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 138 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 139: 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 140 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 141: 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...
  • Page 142 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 143: 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 145: 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 146 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...

  • Page 147: 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 149: 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 communication PFPSW1 data PFPSW2 PFLSW1 PFLSW2 PFPLSW1 PFPLSW2 PFPWSW1 PFPWSW2 Figure 2-3-1 PF main PWB diagram 2-3-1...
  • Page 150 Figure 2-3-2 PF main PWB silk-screen diagram 2-3-2...
  • Page 151 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 152 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 153: 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 Paper feed pulley PULLEY,PAPER FEED 2AR07220 Separation pulley PULLEY,SEPARATION 2AR07230 Forwarding pulley PULLEY FEED A 2BJ06010 Feed pulley PULLEY 15 DUPLEX 3HY07120 Feed roller...

  • Page 154: Wiring Diagram

    Wiring diagram 2-4-2...
  • Page 155 DF-780/DF-780(B) Rev. 4...
  • Page 156 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 157 Revision history Revision Date Replaced pages Remarks November 26, 2008 1-3-2, 2-4-1 August 6, 2009 CONTENTS, 1-1-1, 1-2-1, 1-3-1, 1-3-3 to 1-3-6, 1-4-2, 1-4-3 November 26, 2009 CONTENTS, 1-1-1, 1-3-1, 1-3-2, 1-3-4, 1-3-7 to 1-3-12, 1-4-2, 1-4-3, 2-4-1 December 4, 2009 1-1-1...
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  • Page 159 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 160 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 161 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 162 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 163 • 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 165 5JA-3 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) Installation procedure ........................1-2-2 1-3 Maintenance Mode 1-3-1 Maintenance mode (fullcolor MFP) ......................1-3-1 (1) Executing a maintenance item ......................1-3-1 (2) Contents of maintenance mode items....................1-3-2 1-3-2 Maintenance mode (monochrome MFP (42/52 ppm)) ................1-3-4 (1) Executing a maintenance item ......................1-3-4...
  • Page 166 5JA-3 2-4 Appendixes List of maintenance parts........................2-4-1 Periodic maintenance procedures ......................2-4-1 Wiring diagram............................2-4-3...

  • Page 167: Specifications

    5JA-4 1-1 Specifications 1-1-1 Specifications Type ..........Floor model Number of trays ......One tray Paper weight........64 to 105 g/m (Fullcolor machine) 64 to 128 g/m (Monochrome machine) Tray capacity........Paper weight 90 g/m or less When not stapling: A3, B4, Ledger, Legal, Oficio II, 8.5 x 13.5", 8K: 500 sheets A4, A4R, B5, B5R, Letter, LetterR, ExecutiveR, 16K: 1000 sheets When stapling 2 or 10 sheets:...

  • Page 168: Parts Names

    1-1-2 Parts names Figure 1-1-1 Eject tray Eject tray extension Switchback unit cover Finisher release button Stapler cover Staple holder 1-1-2...

  • Page 169: Machine Cross Section

    1-1-3 Machine cross section Paper path Figure 1-1-2 Machine cross section Switchback section Processing section Eject tray section 1-1-3...
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  • Page 171: Installation Environment

    5JA-2 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 photoconductor 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;...

  • Page 172: Unpacking

    1-2-2 Unpacking (1) Installation procedure Figure 1-2-1 Unpacking Document finisher Outer case 10. Pad Supports 11. Pad Hinge joints 12. Pad Skid 13. Guide rail 14. M4 x 6 binding screws 15. M4 x 14 binding screws Caution: Place the machine on a level surface. See the Installation Guide for installation. 1-2-2...

  • Page 173: Maintenance Mode (Fullcolor Mfp)

    5JA-3 1-3 Maintenance Mode 1-3-1 Maintenance mode (fullcolor MFP) 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.

  • Page 174: Contents Of Maintenance Mode Items

    5JA-3 (2) 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 175 Maintenance Description item No. Checking counts by optional devices U905 Description Displays the counts of DP or finisher. Purpose To check the use of DP and finisher. Method 1. Press the start key. 2. Select the device, the count of which is to be checked. 3.

  • Page 176: Maintenance Mode (Monochrome Mfp (42/52 Ppm))

    5JA-3 1-3-2 Maintenance mode (monochrome MFP (42/52 ppm)) 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 177: Contents Of Maintenance Mode Items

    5JA-2 (2) 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 178 5JA-2 Maintenance Description item No. Checking counts by optional devices U905 Description Displays the counts of DP or finisher. Purpose To check the use of DP and finisher. Method 1. Press the start key. 2. Select the device, the count of which is to be checked. 3.

  • Page 179: Maintenance Mode (Monochrome Mfp (30 Ppm))

    5JA-3 1-3-3 Maintenance mode (monochrome MFP (30 ppm)) 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.

  • Page 180: Contents Of Maintenance Mode Items

    5JA-3 (2) 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 181 5JA-3 Maintenance Description item No. Checking counts by optional devices U905 Description Displays the counts of DP or finisher. Purpose To check the use of DP and finisher. Method 1. Press the start key. 2. Select the device, the count of which is to be checked. 3.

  • Page 182: Maintenance Mode (Fullcolor Printer)

    5JA-3 1-3-4 Maintenance mode (fullcolor printer) The machine is equipped with a maintenance function which can be used to maintain and service the machine. (1) Executing a maintenance item Start While pressing the Menu key and the cursor down key, press the OK key. Enter 10871087 using the cursor up/down keys (move the cursor using the cursor left/right keys).

  • Page 183: Contents Of Maintenance Mode Items

    5JA-3 (2) 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 184 5JA-3 Maintenance Description item No. Checking counts by optional devices U905 Description Displays the counts of document finisher. Purpose To check the use of document finisher. Method 1. Press the OK key. The screen for count value is displayed. Display Description Print No.

  • Page 185: 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 finisher from the machine. To reset the paper misfeed detection, turn the joint switch (JSW) off and on.
  • Page 186 5JA-3 Fullcolor machine Specified time 50/40 ppm 40/40 ppm Section Jam code Conditions 25/25 ppm 55/50 ppm 50/40 ppm 30/30 ppm 55/50 ppm Color Color Finisher Paper ejection is not output from the machine 15 s 15 s 15 s 15 s Jam between to the document finisher within specified time...
  • Page 187 5JA-3 Monochrome machine Section Jam code Conditions Specified time Finisher Paper ejection is not output from the machine to the docu- 15 s Jam between the fin- ment finisher within specified time of the paper entry sensor isher and machine (PES) turning on.

  • Page 188: Paper Misfeeds

    (3) Paper misfeeds Problem Causes/check procedures Corrective measures Defective paper entry sen- With 5 V DC present at CN3-1 and CN3-3 on the finisher main A paper jam in docu- sor. PWB, check if CN3-2and CN3-4 on the finisher main PWB ment finisher is indi- remains low or high when the paper entry sensor is turned on and cated during copying...
  • Page 189 Problem Causes/check procedures Corrective measures Defective switchback sen- With 5 V DC present at CN3-5 on the finisher main PWB, check if A paper jam in docu- sor. CN3-7 on the finisher main PWB remains low or high when the ment finisher is indi- switchback sensor is turned on and off.

  • Page 190: 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 191 Remarks Code Contents Causes Check procedures/corrective measures C8210 Stapler problem The stapler con- Reinsert the connector. Also check for conti- When the stapler motor is driving, the nector makes poor nuity within the connector cable. If none, ON status of the stapler home position contact.
  • Page 192 Remarks Code Contents Causes Check procedures/corrective measures C8360 Slide motor problem The slide sensor, Reinsert the connector. Also check for conti- The slide sensor does not turn on/off slide motor con- nuity within the connector cable. If none, within specified time of the slide motor nector makes poor remedy or replace the cable.

  • Page 193: 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 switchback nector terminals. nector cable.
  • Page 194 Problem Causes Check procedures/corrective measures 1. Poor contact in the con- Reinsert the connector. Also check for continuity within the con- The tray elevation nector terminals. nector cable. If none, remedy or replace the cable. motor does not oper- 2. Defective tray elevation Check if the tray elevation motor rotates when 24 V DC is present ate.
  • Page 195 Problem Causes Check procedures/corrective measures (13) 1. A piece of paper torn Check visually and remove it, if any. Paper jams when the from an paper is caught main power switch is around the paper entry turned on. sensor, switchback sen- sor, paper conveying sensor or eject paper sensor.

  • Page 196: Mechanical Problems

    1-4-4 Mechanical problems Problem Causes/check procedures Corrective measures Paper outside specifications is used. Use only paper conforming to the specifica- No paper conveying. tions. Check if the surfaces of the paper conveying Clean with isopropyl alcohol, if they are roller, paper conveying pulleys, switchback soiled.

  • Page 197: Precautions For 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 198: Outer Covers

    1-5-2 Outer covers (1) Detaching and refitting the front cover and rear cover Procedure 1. Open the staple cover. 1. Remove three screws and remove the front cover. Front cover Staple cover Screw Screw Screw Figure 1-5-1 1-5-2...
  • Page 199 2. Remove two screws and remove the rear cover. Rear cover Screw Screw Figure 1-5-2 1-5-3...

  • Page 200: Gear Phase Adjustment For Vertical Driving Of Bundle Discharge Belt

    (2) Gear phase adjustment for vertical driving of bundle discharge belt When fitting the gear for vertical driving of bundle discharge belt, adjust the phase so that the ribs are aligned. Adjust the phase so that the ribs are aligned. Figure 1-5-3 1-5-4...

  • Page 201: Switchback Section

    2-1 Mechanical Construction 2-1-1 Switchback section The switchback section consists of the parts shown in figure below. In the switchback mode, paper conveyed into the fin- isher is fed to the switchback section by switching the path with flapper operation. Then, the paper is fed to the processing section by reverse rotation of the switchback roller.
  • Page 202 RC_SW CN2-6 SBCSW IN_SEN_H CN3-2 PES1 RVS_SEN CN3-7 IN_SEN_J CN3-4 PES2 FMPWB J_SW CN2-2 F_SOL FLSOL CN24-1 G_SOL CN24-3 SBSOL RMOT_*B,B,A,*A CN23-1,3,4,6 Figure 2-1-2 Switchback section block diagram 2-1-2...

  • Page 203: Switchback Operation

    (1) Switchback operation The flapper solenoid activates the flapper to switch the paper path to feed the paper conveyed into the finisher to the switchback section. The switchback solenoid activates the switchback pulley to convey the paper into the switchback section with the switchback roller and the switchback pulley.

  • Page 204: Processing Section

    2-1-2 Processing section The processing section consists of the parts shown in figure below and discharges paper conveyed from the switchback section to the eject tray. Also this section performs processing in the bundle discharge mode and the staple mode. Figure 2-1-4 Processing section Paper conveying roller (11) Paddle...
  • Page 205 PINS CN9-3 CN10-3 FMOT_*B,B,A,*A CN19-1,3,4,6 RUDS CN11-3 TMOT_*B,B,A,*A CN19-7,9,10,12 EMPS CN7-3 ROMOT_*B,B,A,*A CN20-1,3,4,6 BLSOL P_SOL CN16-2 PDSOL ADS1,2 FJ_HPS,RJ_HPS CN7-6,9 ADM1,2 FJMOT_*A,A,B,*B RJMOT_*A,A,B,*B CN18-1 to 8 STPM+,STPM- CN12-1,2,3,4 ADPS CN8-3 SLD_HP CN22-3 SLD_*A,A,B,*B CN14-1,2,3,4 BR_SOL CN21-2 FMPWB Figure 2-1-5 Processing section block diagram 2-1-5...

  • Page 206: Bundle Discharge Operation

    (1) Bundle discharge operation 1. Paper is fed to the processing section by Bundle discharge unit rotation of the paper conveying roller and the bundle discharge belt. When the paper is conveyed into the processing section, the roller motor is driven to raise the bundle dis- charge unit.

  • Page 207: Eject Tray Section

    2-1-3 Eject tray section The eject tray section consists of the parts shown in figure below and stocks paper discharged from the processing sec- tion. The upper limit position and the lower limit position of the eject tray are detected with the tray upper limit sensor (TULS) and the tray lower limit sensor (TLLS).
  • Page 208 FMPWB RHDS1 CN6-3 RHDS2 CN6-6 PSS1 TM_+,TM_- PSS2 CN15-1,2 T_UL_SEN TULS CN5-4 T_LL_SEN CN5-1 TLLS S_SOL PSSOL CN17-2 Figure 2-1-8 Eject tray section block diagram 2-1-8...

  • Page 209: 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 Finisher main PWB (FMPWB) ..... Controls electrical components. 2-2-1...

  • Page 210: Switches And Sensors

    (2) Switches and sensors Machine front Machine inside Machine rear Figure 2-2-2 Switches and sensors Joint switch (JSW) ........Detects the finisher attached to the machine. Switchback cover switch (SBCSW) ..... Detects opening/closing of the switchback cover. Paper entry sensor 1 (PES1) ....... Detects paper entering the finisher (emitter). Paper entry sensor 2 (PES2) .......

  • Page 211: Motors

    (3) Motors Machine front Machine inside Machine rear Figure 2-2-3 Motors Switchback motor (SBM) ......Drives the switchback section. Paper conveying motor (PCM)..... Drives the paper conveying roller. Bundle discharge motor (BDM)....Drives the eject roller. Adjustment motor 1 (ADM1) ......Drives the front adjustment plate. Adjustment motor 2 (ADM2) ......

  • Page 212: Solenoids

    (4) Solenoids Machine front Machine inside Machine rear Figure 2-2-4 Solenoids Switchback solenoid (SBSOL) ..... Operates the switchback pulley. Flapper solenoid (FLSOL)......Operates the flapper. Belt solenoid (BLSOL) ......... Operates the bundle discharge belt. Paddle solenoid (PDSOL)......Operates the paddle. Paper surface solenoid (PSSOL)....

  • Page 213: Finisher Main Pwb

    2-3 Operation of the PWBs 2-3-1 Finisher main PWB FMPWB 5.1 V DC Motor driver 24 V DC IC15 Machine SDO,SDI,SCLK, Motor READY,SELECT,DET Communication driver circuit IC16 Motor driver STCSW IC17 PSS1 Motor driver PSS2 IC12 Motor ADS1 driver ADM1 IC13 ADS2 Motor...
  • Page 214 CN10 CN19 CN18 CN21 CN16 CN17 IC14 IC13 IC17 IC12 IC18 IC20 IC22 PTH1 IC21 CN11 CN22 CN12 CN13 F1:125V dc.5A Littelfuse Inc. Cat.Nos:491005 Figure 2-3-2 Finisher main PWB silk-screen diagram Connector Pin No. Signal Voltage Description DC+5V 5 V DC 5 V DC power input Connected PGND...
  • Page 215 Connector Pin No. Signal Voltage Description SGND Ground Connected SGND Ground to the SGND Ground machine SGND Ground SGND Ground SGND Ground 0/5 V DC Finisher set signal 0/5 V DC (pulse) Serial communication signal reception 0/5 V DC (pulse) Serial communication signal transmission SCLK 0/5 V DC (pulse)
  • Page 216 Connector Pin No. Signal Voltage Description CN10 5 V DC 5 V DC power to BLS Connected SGND Ground to the belt 0/5 V DC BLS: On/Off sensor Not used CN11 5 V DC 5 V DC power to RLS Connected SGND Ground...
  • Page 217 Connector Pin No. Signal Voltage Description CN19 FMOT_*B 0/24 V DC (pulse) PCM drive control signal Connected +24V 24 V DC 24 V DC power to PCM to the paper FMOT_B 0/24 V DC (pulse) PCM drive control signal conveying FMOT_A 0/24 V DC (pulse) PCM drive control signal motor and...
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  • Page 219: Periodic Maintenance Procedures

    5JA-3 2-4 Appendixes List of maintenance parts Maintenance part name Alternative part Part No. Name used in service manual Name used in parts list Switchback roller ROLLER,SWITH BACK 5HL11980 Switchback eject roller ROL-RV-UP 5HL12190 Paper conveying roller ROL-FE-FEED-ENT 305JA71360 5JA71360 Eject roller ROL-FE-PICK 305JA70310...
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  • Page 221 Wiring diagram GN: GREEN FMOT _ *B +24V CN101 BE: BLUE PGND +24V FMOT _ *B VT: VIOLET FMOT _ B +5.1V +24V GY: GRAY FMOT _ A WE: WHITE FMOT _ B +24V FMOT _ A BK: BLACK FMOT _ *A BN: BROWN +24V +5.1V...
  • Page 222 DF-670/DF-670(B) Rev. 1...
  • Page 223 3LB-1 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 ..........................1-2-3 1-3 Maintenance Mode 1-3-1 Maintenance mode (DF-670/models with color touch panel)..............1-3-1 (1) Executing a maintenance item ......................1-3-1 (2) Maintenance mode item list.......................1-3-2 (3) Contents of the maintenance mode items..................1-3-3...
  • Page 224 3LB-1 2-3 Operation of the PWBs 2-3-1 Finisher control PWB ..........................2-3-1 2-4 Appendixes Maintenance parts list ..........................2-4-1 Periodic maintenance procedures ......................2-4-1 Wiring diagram............................2-4-2...

  • Page 225: Specifications

    1-1 Specifications 1-1-1 Specifications Type ..........Built-in Number of trays ......1 tray Paper weight........60 to 105 g/m Maximum sheets (Not stapling) ..A3, B4, Ledger, Legal, OfficioII, 8.5 x 13.5", Folio, 8K: 250 sheets A4, A4R, B5, Letter, LetterR, 16K: 500 sheets Muximum sheets for stapling ..

  • Page 226: Parts Names

    1-1-2 Parts names Figure 1-1-1 Ejected paper guide extension Finisher tray Ejected paper guide Process table Finisher tray extension JAM release lever Staple 1-1-2...

  • Page 227: Machine Cross Section

    1-1-3 Machine cross section Figure 1-1-2 Machine cross section Paper conveying section Process table section Eject section 1-1-3...
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  • Page 229: 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 230: Unpacking

    1-2-2 Unpacking (1) Unpacking Figure 1-2-1 Unpacking Paper conveying unit 11. Sub staple cover 22. Tray case Outer case 12. Front eject cover 23. Tray left pad Stays 13. Rear eject cover 24. Tray right pad Paper conveying unit 14. Blindfold seal 25.

  • Page 231: Remove The Tapes

    (2) Remove the tapes Procedure 1. Remove two tapes from the finisher tray. Tape Finisher tray Tape Figure 1-2-2 2. Remove the tape from the paper conveying unit. Tape Paper conveying unit Figure 1-2-3 1-2-3...
  • Page 232 3. Remove the tape from the process table. Process table Tape Figure 1-2-4 1-2-4...

  • Page 233: Maintenance Mode (Df-670/Models With Color Touch Panel)

    3LB-1 1-3 Maintenance Mode 1-3-1 Maintenance mode (DF-670/models with color touch panel) 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”...

  • Page 234: Maintenance Mode Item List

    3LB-1 (2) Maintenance mode item list Item Initial Section Content of maintenance item setting* General U019 Displaying the ROM version Drive, paper U033 Checking solenoid operation feed, paper conveying and cooling system Operation U236 Setting the limit for the ejection section of the built-in finisher *1,*2 panel and U246...

  • Page 235: Contents Of The Maintenance Mode Items

    (3) Contents of the 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 236 Maintenance Description item No. Checking solenoid operation U033 Description Applies current to each solenoid in order to check its ON status. Purpose To check the operation of each solenoid. Method 1. Press the start key. 2. Select the solenoid to be operated. 3.
  • Page 237 Maintenance Description item No. Setting the finisher U246 Description Provides various settings for the built-in finisher, if furnished. Purpose Adjusts the side registration cursor stop position if paper registration is poor or stapling is made outside the specified area. Setting 1.

  • Page 238: Maintenance Mode (Df-670/Models With Monochrome Touch Panel)

    3LB-1 1-3-2 Maintenance mode (DF-670/models with monochrome touch panel) 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.

  • Page 239: Maintenance Mode Item List

    3LB-1 (2) Maintenance mode item list Item Initial Section Content of maintenance item setting* General U019 Displaying the ROM version Drive, paper U033 Checking solenoid operation feed, paper conveying and cooling system Operation U236 Setting the limit for the ejection section of the built-in finisher *1,*2 panel and U246...

  • Page 240: Contents Of The Maintenance Mode Items

    (3) Contents of the 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 241 Maintenance Description item No. Setting the limit for the ejection section of the built-in finisher U236 Description If the machine is equipped with an built-in finisher, this mode sets whether A5R/B5R/5 " x 8 " size paper is output to the machine eject tray or not. Purpose If the machine is equipped with an built-in finisher and if paper jams occur due to curling of paper in the built- in ejection section when two-sided copying onto A5R/B5R/5...
  • Page 242 Maintenance Description item No. Setting the ejection restriction U342 Description Sets or cancels the restriction on the number of sheets to be ejected continuously when the internal eject tray is selected as the eject location. Purpose According to user request, sets or cancels restriction on the number of sheets. Setting 1.

  • Page 243: Maintenance Mode (Df-670(B)/Models With Color Touch Panel)

    3LB-1 1-3-3 Maintenance mode (DF-670(B)/models with color touch panel) 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.

  • Page 244: Maintenance Mode Item List

    3LB-1 (2) Maintenance mode item list Item Initial Section Content of maintenance item setting* General U019 Displaying the ROM version Drive, paper U033 Checking solenoid operation feed, paper conveying and cooling system Operation U236 Setting the finisher panel and U246 Setting the finisher 0/0/0 support...

  • Page 245: Contents Of The Maintenance Mode Items

    3LB-1 (3) Contents of the 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 246 3LB-1 Maintenance Description item No. Checking solenoid operation U033 Description Applies current to each solenoid in order to check its ON status. Purpose To check the operation of each solenoid. Method 1. Press the start key. 2. Select the solenoid to be operated. 3.
  • Page 247 3LB-1 Maintenance Description item No. Setting the finisher U246 Description Provides various settings for the built-in finisher, if furnished. Purpose Adjusts the side registration cursor stop position if paper registration is poor or stapling is made outside the specified area. Setting 1.
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  • Page 249: Paper Misfeed Detection

    1-4 Troubleshooting 1-4-1 Paper misfeed detection (1) Paper misfeed indication When paper jams, the machine immediately stops operation and the occurrence of a paper jam is indicated on the opera- tion panel. To remove the jammed paper, lower the process table. To reset the paper misfeed detection, detach and refit the process table to turn the tray open/close switch off and on.

  • Page 250: Paper Misfeeds

    (3) Paper misfeeds Problem Causes/check procedures Corrective measures A piece of paper torn from Check visually and remove it, if any. A paper jam in built- copy paper is caught in finisher is indicated around the paper conveying as soon as the main switch.

  • Page 251: 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 252 Remarks Code Contents Causes Check procedures/corrective measures C8190 Finisher trailing edge registration The trailing edge Reinsert the connector. Also check for conti- motor problem registration motor nuity within the connector cable. If none, When the trailing edge registration connector makes remedy or replace the cable.

  • Page 253: 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 convey- nector terminals.

  • Page 254: Mechanical Problems

    1-4-4 Mechanical problems Problem Causes/check procedures Corrective measures Check if the contact between the feedshift Check and remedy. Paper jams. roller and feedshift pulleys is correct. Check if the contact between the feedshift Check and remedy. roller and press roller is correct. Check if the contact between the eject roller Check and remedy.

  • Page 255: Precautions For Assembly And Disassembly

    3LB-1 1-5 Assembly and Disassembly 1-5-1 Precautions for assembly and disassembly (1) Precautions Before starting disassembly the finisher, press the Power key on the operation panel to off. Make sure that the Power indi- cator and the Memory indicator are off before turning off the main power switch. And then unplug the power cable from the wall outlet.

  • Page 256: Adjusting The Positions Of The Front Side Registration Cursor, Rear Side Registration Cursor And Trailing Edge Registration Cursor (Reference)

    (2) Adjusting the positions of the front side registration cursor, rear side registration cursor and trailing edge registration cursor (reference) Perform the following adjustment if paper registration is poor or stapling is made outside the specified area. Procedure Start Staple Make a test copy 5 ±...

  • Page 257: Cleaning The Staple

    (3) Cleaning the staple During periodic maintenance, remove all the staples remaining inside the machine due to failure of stapling. Procedure 1. Open the front and left covers of the Staple cover machine. 2. Open the staple cover and then remove the staple cartridge.

  • Page 258: Adjusting The Pressure Of Curl Eliminator Mechanism

    (4) Adjusting the pressure of curl eliminator mechanism Increase the pressure of the curl eliminator mechanism to reduce upward curling of paper stacked on the process table if a paper jam occurs when batch ejection is performed because of strong upward curling. Procedure 1.

  • Page 259: Construction Of Each Section

    2-1 Mechanical construction 2-1-1 Construction of each section The paper conveying section consists of the components shown in Figure 2-1-1. It switches the path for the paper con- veyed from the machine in sort mode. Also the paper conveying section contains a curl eliminator mechanism, which reduces curling of paper with curl eliminator rollers.

  • Page 260: Paper Conveying Operation In Sort Mode

    (1) Paper conveying operation in sort mode In the sort mode, the feedshift solenoid (FSSOL) turns on and the feedshift guide of the machine operates to switch the paper path to the paper conveying unit. After curling of the conveyed paper is eliminated by the curl eliminator rollers, the paper is conveyed to the process table by the feedshift roller.

  • Page 261: Process Table Section

    2-1-2 Process table section The process table section consists of the components shown in Figure 2-1-4. It stores and evens up the paper conveyed from the paper conveying section and returns the stack of paper to the paper conveying section. Rear side registration cursor Process table...

  • Page 262: Paper Registration On The Process Table

    (1) Paper registration on the process table In sort mode, the front and rear side registration cursors move to the size of the paper used to even up the sides of the stack of paper and the trailing edge registration cursor shifts the paper to the paper conveying section. In staple-sort mode, the front and rear side registration cursors even up the sides of the stack of paper and shift the stack toward the machine front, and then the trailing edge registration cursor shifts the stack to the stapling position.

  • Page 263: Stapler Section

    2-1-3 Stapler section In staple-sort mode, paper stocked on the process table is stapled by the stapler. The stapler motor (STM) drives the stapler cam via the stapler drive gear to staple paper. Stapler drive gear Stapler motor Stapler self-priming sensor Stapler cam Stapler cam Figure 2-1-7 Stapler section...
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  • Page 265: Electrical Parts Layout

    2-2 Electrical Parts Layout 2-2-1 Electrical parts layout (1) Paper conveying section Machine front Machine inside Machine rear Figure 2-2-1 Paper conveying section Paper conveying motor (PCM)..... Drives the paper conveying section. Paper conveying switch (PCSW) ....Detects a paper jam in the finisher. Feedshift solenoid (FSSOL)......

  • Page 266: Process Table Section

    (2) Process table section Machine front Machine inside Machine rear Figure 2-2-2 Process table section Finisher control PWB (FINPWB)....Controls electrical components. Process table sensor (PTS) ......Detects the presence of paper on the process table. Trailing edge registration motor (TERM)..Drives the trailing edge registration cursor. Front side registration motor (FSRM) ..

  • Page 267: Stapler Section

    (3) Stapler section Machine front Machine inside Machine rear Figure 2-2-3 Stapler section Stapler empty sensor (STES) ...... Detects the presence of staples. Staple cartridge sensor (STCS) ....Detects the presence of the staple cartridge. Stapler home position sensor (STHPS) ..Detects the stapler in the home position. Stapler self-priming sensor (STSPS) ...
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  • Page 269 2-3 Operation of the PWBs 2-3-1 Finisher control PWB FINPWB Paper conveying unit FSSOL ACT/RET FSSOL PUSOL PUSOL Driver circuit DF SEL DF RDY PCSW PCSW Machine Stepping motor driver circuit TOCSW SCLK TOCSW STES, STCS, STHPS, STSPS Sensors Serial communication Motor driver circuit...
  • Page 270 Figure 2-3-2 Finisher control PWB silk-screen diagram 2-3-2...
  • Page 271 Connector Pin No. Signal Voltage Description 24 V DC 24 V DC supply Connected 24 V DC 24 V DC supply to the PGND Ground machine PGND Ground 5 V DC 5 V DC supply SGND Ground DF SEL 0/5 V DC Finisher select signal DF RDY 0/5 V DC...
  • Page 272 Connector Pin No. Signal Voltage Description TRAY 5V 5 V DC 5 V DC supply for PTS Connected TRAY 0/5 V DC PTS: On/Off to process TRAY GND Ground table sen- FJHP 5V 5 V DC 5 V DC supply for SRFHPS sor and side registration FJ HP...

  • Page 273: Maintenance Parts List

    2-4 Appendixes Maintenance parts list Maintenance part name Alternative Fig. Ref. Part No. part No. Name used in service manual Name used in parts list Process table Upper curl eliminator roller UPPER ROLLER DECURLER 3HP08110 Lower curl eliminator roller PARTS ROLLER DECURLER SP 303LB94020 3LB94020 Eject roller...
  • Page 274 Wiring diagram 2-4-2...
  • Page 275 JS-670/JS-670(B) Rev. 1...
  • Page 276 3LC-1 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 1-3 Maintenance Mode 1-3-1 Maintenance mode (JS-670/models with color touch panel) ..............1-3-1 (1) Executing a maintenance item ......................1-3-1 (2) Maintenance mode item list.......................1-3-2 (3) Contents of the maintenance mode items..................1-3-3 1-3-2 Maintenance mode (JS-670/models with monochrome touch panel) .............1-3-5...
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  • Page 278: Specifications

    3LC-1 1-1 Specifications 1-1-1 Specifications Type ..........Enclosed Number of trays ......1 tray Paper weight........45 to 160 g/m Media type ........Plain, Recycled, Color (Colour), Thin Paper size........A3, B4, A4, A4R, B5, B5R, A5R, Folio, Ledger, Legal, Letter, LetterR, Executive, ExecutiveR, OficioII, 8.5 x 13.5", StatementR, 8K, 16K, 16KR Tray capacity........

  • Page 279: Parts Names

    1-1-2 Parts names Figure 1-1-1 Job separator tray 1-1-2...

  • Page 280: Machine Cross Section

    1-1-3 Machine cross section Paper path Figure 1-1-2 Machine cross section 1-1-3...
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  • Page 282: 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 283: Unpacking

    1-2-2 Unpacking (1) Unpacking Figure 1-2-1 Unpacking Job separator 11. Air-padded bag Job separator tray 12. LED PWB unit Outer case 13. Plastic bag Rear pad 14. Blindfold seal Front pad 15. Plastic bag Plastic bag 16. M3 x 6 screw Plastic bag 17.

  • Page 284: Maintenance Mode (Js-670/Models With Color Touch Panel)

    3LC-1 1-3 Maintenance Mode 1-3-1 Maintenance mode (JS-670/models with color touch panel) 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”...

  • Page 285: Maintenance Mode Item List

    3LC-1 (2) Maintenance mode item list Item Initial Section Content of maintenance item setting* Drive, paper U031 Checking switches for paper conveying feed, paper U033 Checking solenoid operation conveying and cooling system Operation U233 Limiting job separator output MODE0 *1,*2 panel and support equipment...

  • Page 286: Contents Of The Maintenance Mode Items

    (3) Contents of the maintenance mode items Maintenance Description item No. Checking switches for paper conveying U031 Description Displays the on-off status of each paper detection switch on the paper path. Purpose To check if the switches for paper conveying operate correctly. Method 1.
  • Page 287 3LC-1 Maintenance Description item No. Limiting job separator output U233 Description Sets a limit of number of output pages from the optional job separator. Purpose Settings may be modified if curled paper is output from the job separator. Setting 1. Press the start key. 2.

  • Page 288: Maintenance Mode (Js-670/Models With Monochrome Touch Panel)

    3LC-1 1-3-2 Maintenance mode (JS-670/models with monochrome touch panel) 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.

  • Page 289: Maintenance Mode Item List

    3LC-1 (2) Maintenance mode item list Item Initial Section Content of maintenance item setting* Drive, paper U031 Checking switches for paper conveying feed, paper U033 Checking solenoid operation conveying and cooling system Operation U233 Limiting job separator output MODE0 *1,*2 panel and support equipment...

  • Page 290: Contents Of The Maintenance Mode Items

    (3) Contents of the maintenance mode items Maintenance Description item No. Checking switches for paper conveying U031 Description Displays the on-off status of each paper detection switch on the paper path. Purpose To check if the switches for paper conveying operate correctly. Method 1.
  • Page 291 3LC-1 Maintenance Description item No. Limiting job separator output U233 Description Sets a limit of number of output pages from the optional job separator. Purpose Settings may be modified if curled paper is output from the job separator. Setting 1. Press the start key. 2.

  • Page 292: Maintenance Mode (Js-670(B)/Models With Color Touch Panel)

    3LC-1 1-3-3 Maintenance mode (JS-670(B)/models with color touch panel) 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.

  • Page 293: Maintenance Mode Item List

    3LC-1 (2) Maintenance mode item list Item Initial Section Content of maintenance item setting* Drive, paper U031 Checking switches for paper conveying feed, paper U033 Checking solenoid operation conveying and cooling system Operation U233 Limiting job separator output MODE0 panel and support equipment Mode setting...

  • Page 294: Contents Of The Maintenance Mode Items

    3LC-1 (3) Contents of the maintenance mode items Maintenance Description item No. Checking switches for paper conveying U031 Description Displays the on-off status of each paper detection switch on the paper path. Purpose To check if the switches for paper conveying operate correctly. Method 1.
  • Page 295 3LC-1 Maintenance Description item No. Limiting job separator output U233 Description Sets a limit of number of output pages from the job separator. Purpose Settings may be modified if curled paper is output from the job separator. Setting 1. Press the start key. 2.

  • Page 296: Paper Misfeed Detection

    1-4 Troubleshooting 1-4-1 Paper misfeed detection (1) Paper misfeed indication When paper jams, the machine immediately stops operation and the occurrence of a paper jam is indicated on the opera- tion panel. To remove the jammed paper, open the left cover 1 of the machine. To reset the paper misfeed detection, open and close the left cover 1 to turn safety switch 1 off and on.

  • Page 297: Paper Misfeeds

    (3) Paper misfeeds Problem Causes/check procedures Corrective measures A piece of paper torn from Check visually and remove it, if any. Paper jams when the paper is caught around main power switch is feedshift switch or job sepa- turned on. rator eject switch.

  • Page 298: Electric Problems

    1-4-2 Electric problems Troubleshooting to each failure must be in the order of the numbered symptoms. Problem Causes Check procedures/corrective measures 1. Broken solenoid coil. Check for continuity across the coil. If none, replace the solenoid. The feedshift sole- 2. Poor contact in the con- Reinsert the connector.

  • Page 299: Mechanical Problems

    1-4-3 Mechanical problems Problem Causes/check procedures Corrective measures Check if the contact between the job eject pul- Check and remedy. Paper jams. leys and job eject roller is correct. Check if the job eject pulleys, job eject roller Grease the bushings and gears. Abnormal noise is heard.

  • Page 300: Construction Of Each Section

    2-1 Mechanical construction 2-1-1 Construction of each section The job separator consists of the components shown in Figure 2-1-1. It switches the paper path to eject printed paper to the job separator tray. Figure 2-1-1 Job separator Job eject roller Actuator Paper conveying base (ejected paper detection switch)

  • Page 301: Switching The Paper Path

    (1) Switching the paper path If the job separator is selected for the eject location, when a print is made, the feedshift solenoid (FSSOL) turns on and the feedshift guide of the machine operates to switch the paper path to the job separator. The printed paper is conveyed to the job separator and then ejected to the job separator tray.

  • Page 302: Electrical Parts Layout

    2-2 Electrical Parts Layout 2-2-1 Electrical parts layout Machine front Machine inside Machine rear Figure 2-2-1 Job eject switch (JESW) ......Detects a paper jam in the job separator. Ejected paper detection switch (EPDSW)..Detects the presence of paper on the job separator tray. Feedshift solenoid (FSSOL)......
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  • Page 304: Maintenance Parts List

    2-3 Appendixes Maintenance parts list Maintenance part name Alternative Fig. Ref. Part No. part No. Name used in service manual Name used in parts list Job eject roller ROLLER EJECT 3HX21010 Job eject pulleys PULLEY EJECT 3HX21060 Periodic maintenance procedures Maintenance Section Method...

  • Page 305: Wiring Diagram

    Wiring diagram 2-3-2...
  • Page 306 FAX System(S) First Edition...
  • Page 307 CONTENTS 1-1 Specifications 1-1-1 Specifications............................1-1-1 1-1-2 Parts names............................1-1-4 (1) Main body............................1-1-4 (2) Document processor (option) ......................1-1-5 (3) Operation panel..........................1-1-6 1-2 Installation 1-2-1 Installation environment ..........................1-2-1 1-2-2 Unpacking ...............................1-2-2 1-2-3 Installing the memory DIMM ........................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....................1-3-4...
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  • Page 309: Specifications

    1-1 Specifications 1-1-1 Specifications Type ............Optional FAX kit Compatibility ..........G3 Communication Line ........Subscriber telephone line Transmission Time........3 seconds or less (33600 bps, JBIG, ITU-T A4-R #1 chart) Transmission Speed ........33600/31200/28800/26400/24000/21600/19200/16800/14400/12000/9600/ 7200/4800/2400 bps Coding Scheme ......... JBIG/MMR/MR/MH Error Correction .........
  • Page 310 Reception functions Manual reception Automatic reception Fax/telephone auto selection TAD reception D.R.D. reception* Remote switching Transmission functions Program dial Chain dial Redial (manual/automatic) Communication functions Direct transmission Memory transmission Bulk fax output Additional communication func- Broadcast transmission (up to 500 numbers) tions Polling communication Encrypted communication...
  • Page 311 Reports Send result report Receipt result report Activity report Status page Fax box list Network FAX Addition of a cover page i-FAX (internet faxing) transmission E-mail reporting of the transmission result Terminal service File name Others Cancelling and sending delayed transmissions (queued) Remote diagnosis Smoothing reception Fax priority printout...

  • Page 312: Parts Names

    1-1-2 Parts names (1) Main body OPT2 OPT1 Figure 1-1-1 Operation panel Main power switch MP tray Line connection connector (port 1) Line connection connector (port 2) TEL connection connector (port 1) Note that you cannot automatically receive FAX when turning the main power switch off. To turn the power off, press the Power key on the operation panel.

  • Page 313: Document Processor (Option)

    (2) Document processor (option) Figure 1-1-2 Original placement indicator DP top cover Original width guides Original tray Original eject table Opening handle 1-1-5...

  • Page 314: Operation Panel

    (3) Operation panel 13 14 17 18 21 22 24 25 Figure 1-1-3 System menu key/indicator 14. Program key/indicator Counter key/indicator 15. Document box key/indicator Help key/indicator 16. Accessibility key/indicator Print indicator 17. Send/FAX key/indicator Send indicator 18. Copy key/indicator Receive indicator 19.

  • Page 315: 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 photoconductor 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 316: Unpacking

    1-2-2 Unpacking Figure 1-2-1 Unpacking Fax assembly 10. Installation guide Plastic bag 11. Terminal seal Memory DIMM 12. Alphabet label Plastic bag 13. FAX operation section label Air-padded bag 14. Approval label* Modular cord* 15. Plastic bag Plastic bag Outer case *1: 120 V and Australian models only.
  • Page 317 Initialization procedure after installing the facsimile system 1. Insert the machine power plug to the wall outlet and turn the main power switch on. 2. Enter 10871087 using the numeric keys. The machine enters maintenance mode. 3. Only when the optional dual FAX is installed: When both the FAX system and the dual FAX are installed: Run maintenance mode U698 using the cursor up or down key, or numeric keys, press [PORT SELECT], select [ALL] and press the start key.

  • Page 318: Installing The Memory Dimm

    1-2-3 Installing the memory DIMM 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. 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.

  • Page 319: 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 320: Maintenance Mode Item List

    (2) Maintenance mode item list Item Section Content of maintenance item Initial setting* Other U000 Outputting an own-status report U019 Displaying the ROM version U600 Initializing all data U601 Initializing permanent data U603 Setting user data 1 DTMF U604 Setting user data 2 2 (120 V) 1 (220-240 V) U605...
  • Page 321 Item Section Content of maintenance item Initial setting* U633 Setting communication control 4 Enabling/disabling V.34 communication Setting the V.34 symbol speed (3429 Hz) Setting the number of times of DIS signal reception ONCE Setting the reference for RTN signal output U634 Setting communication control 5 U640...

  • Page 322: Service Status Page

    (3) Contents of maintenance mode items Maintenance Description item No. Outputting an own-status report U000 Description Outputs the service status page. Printing a service status page is disabled either when a job is remaining in the buffer or when [Pause All Print Jobs] is pressed to halt printing.
  • Page 323 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. Press the start key. The ROM version are displayed. 2.
  • Page 324 Maintenance Description item No. Initializing all data U600 Description Initializes software switches and all data in the backup data on the fax control PWB, according to the destina- tion and OEM. Executes the check of the file system, when abnormality of the file system is detected, initializes the file sys- tem, communication past record and register setting contents.
  • Page 325 Maintenance Description item No. Destination code list U600 (cont.) Code Destination Code Destination Code Destination Japan South Africa Sweden Australia Thailand France Hong Kong U.S.A. Austria Indonesia South America Switzerland Israel Saudi Arabia Belgium Malaysia CTR21 (European nations) Denmark New Zealand Italy Finland Peru...
  • Page 326 Maintenance Description item No. Initializing permanent data U601 Description Initializes software switches on the fax control PWB according to the destination and OEM. Purpose To initialize the fax control PWB without changing user registration data. Method 1. Press the start key. 2.
  • Page 327 Maintenance Description item No. Setting user data 1 U603 Description Makes user settings to enable the use of the machine as a fax. Purpose To be run after installation of the facsimile kit if necessary. Method 1. Press the start key. The port that is addressed by U698 is displayed when the optional dual FAX is installed.
  • Page 328 Maintenance Description item No. Setting system 1 U610 Description Makes settings for fax reception regarding the sizes of the fax paper and received images and automatic print- ing of the protocol list. Start 1. Press the start key. The current setting is displayed in each item. 2.
  • Page 329 Maintenance Description item No. U610 1. Change the setting using the +/- or numeric keys. (cont.) Description Setting range Initial setting Change in value per step Number of lines to be ignored when receiving 0 to 22 16 lines a fax (A4R, letter) in the auto reduction mode Increase the setting if a page received in the reduction mode is over-reduced and too much trailing edge margin is left.
  • Page 330 Maintenance Description item No. Setting system 3 U612 Description Makes settings for fax transmission regarding operation and automatic printing of the protocol list. Start 1. Press the start key. 2. Select the item to be set. The screen for the selected item appears. Display Description AUTO REDUCTION...
  • Page 331 Maintenance Description item No. Setting the system 6 U615 Description Makes settings for fax reception regarding the sizes of the fax paper and received images. Purpose To set the maximum recording width and processing method when 11" width fax paper is loaded on an inch specification machine.
  • Page 332 Maintenance Description item No. Setting the transmission system 1 U625 Description Makes settings for the auto redialing interval and the number of times of auto redialing. Purpose Change the setting to prevent the following problems: fax transmission is not possible due to too short redial interval, or fax transmission takes too much time to complete due to too long redial interval.
  • Page 333 Maintenance Description item No. Setting the communication starting speed U630 Sets the initial communication speed when starting transmission. When the destination unit has V.34 capabil- (cont.) ity, V.34 is selected for transmission, regardless of this setting. 1. Select the setting. Display Description 14400bps/V17...
  • Page 334 Maintenance Description item No. Setting communication control 2 U631 Description Makes settings regarding fax transmission. Start 1. Press the start key. 2. Select the item to be set. The screen for the selected item appears. Display Description ECM TX Sets ECM transmission. ECM RX Sets ECM reception.
  • Page 335 Maintenance Description item No. Setting communication control 3 U632 Description Makes settings for fax transmission regarding the communication. Start 1. Press the start key. 2. Select the item to be set. Display Description DIS 4BYTE Sets the DIS signal to 4 bytes. NUMBER OF CNG (F/T) Sets the CNG detection times in the fax/telephone auto select mode.
  • Page 336 Maintenance Description item No. Setting communication control 4 U633 Description Makes settings for fax transmission regarding the communication. Purpose To reduce transmission errors when a low quality line is used. Start 1. Press the start key. 2. Select the item to be set. Display Description V.34...
  • Page 337 Maintenance Description item No. Setting the reference for RTN signal output U633 Sets the error line rate as the reference for RTN signal output. If transmission errors occur frequently due to (cont.) the quality of the line, they can be reduced by lowering this setting. 1.
  • Page 338 Maintenance Description item No. Setting communication time 1 U640 Description Sets the detection time when one-shot detection is selected for remote switching. (This setting item will be dis- played, but the setting made is ineffective.) Sets the detection time when continuous detection is selected for remote switching. (This setting item will be displayed, but the setting made is ineffective.) Method 1.
  • Page 339 Maintenance Description item No. Setting communication time 2 U641 Description Sets the time-out time for fax transmission. Purpose To improve transmission performance for international communications mainly. Start 1. Press the start key. The port that is addressed by U698 is displayed when the optional dual FAX is installed. The current setting is displayed in each item.
  • Page 340 Maintenance Description item No. Setting the T2 time-out time U641 The T2 time-out time decides the following. (cont.) From CFR signal output to image data reception From image data reception to the next signal reception In ECM, from RNR signal detection to the next signal reception 1.
  • Page 341 Maintenance Description item No. Setting the Tc time-out time U641 In the TAD mode, set the time to check if there are any triggers for shifting to fax reception after a connected (cont.) telephone receives a call. Only the telephone function is available if shifting is not made within the set Tc time. In the TAD mode, change the setting when fax reception is unsuccessful or a telephone fails to receive a call.
  • Page 342 Maintenance Description item No. Setting the G3 reception cable equalizer U650 Perform the following adjustment to make the equalizer compatible with the line characteristics. (cont.) 1. Select the setting. Display Description REG. G3 RX EQR-0dB 0 dB REG. G3 RX EQR-4dB 4 dB REG.
  • Page 343 Maintenance Description item No. Setting the NCU U660 Description Makes setting regarding the network control unit (NCU). Purpose To be set when installing the facsimile kit. Start 1. Press the start key. The port that is addressed by U698 is displayed when the optional dual FAX is installed. 2.
  • Page 344 Maintenance Description item No. Setting for a PBX U660 Selects the mode to connect an outside call when connected to a PBX. (cont.) According to the type of the PBX connected, select the mode to connect an outside call. 1. Select the setting. Display Description FLASH...
  • Page 345 Maintenance Description item No. Outputting lists U670 Description Outputs a list of data regarding fax transmissions. Printing a list is disabled either when a job is remaining in the buffer or when [Pause All Print Jobs] is pressed to halt printing. Purpose To check conditions of use, settings and transmission procedures of the fax.
  • Page 346 Maintenance Description item No. Clearing the FAX backup report data U671 Description Clears the historical record of the fax and Internet-fax job as well as the reserved fax job information which are backed up in the FAX control PWB. Also, initializes the memory DIMM. Purpose For prevention of backup data leakage.
  • Page 347 Maintenance Description item No. Setting the port addressed in maintenance mode U698 Description Configures the port that is addressed in maintenance mode. Purpose To configure the port that is addressed in maintenance mode when the optional dual FAX is installed. It is not required to assign the same settings to both ports.
  • Page 348 Maintenance Description item No. Setting the software switches U699 Description Sets the software switches on the fax control PWB individually. Purpose To change the setting when a problem such as split output of received originals occurs. Since the communication performance is largely affected, normally this setting need not be changed. Method 1.
  • Page 349 Maintenance Description item No. List of Software Switches of Which the Setting Can Be Changed U699 (cont.) <Communication time setting> Item 76543210 T3 timeout setting 76543210 T4 timeout setting (automatic equipment) 76543210 T5 timeout setting 76543210 Time before transmission of CNG (1100 Hz) signal 76543210 T0 timeout setting (manual equipment) 7 Phase C timeout in ECM reception 76543210 Timeout 1 in countermeasures against echo...

  • Page 350: User Management

    1-3-2 User management In addition to a maintenance function for service, the machine is equipped with a management function which can be op- erated by users. In this user management mode, settings such as default settings can be changed. (1) Using the user management mode Setting the cassette for the print output of received Rings faxes...

  • Page 351: Setting Send Restriction

    5. Use the numeric keys to reenter Permit FAX No. Up Changing and Deleting Permit ID No. to 20 digits can be entered. 1. Press the System Menu key. 6. Press [OK]. When the change confirmation screen 2. Press [FAX], [Next] of TX/RX Restriction and then appears, press [Yes].
  • Page 352 Registering an Encryption Key 2 in 1 Reception 1. Press the System Menu key. 1. Press the System Menu key. 2. Press [FAX], [Next] of TX/RX Common and then 2. Press [FAX], [Next] of Reception, [Next] of Basic [Register/Edit] of Encrypt. Key Registration. and then [Change] of 2 in 1 Printing.
  • Page 353 Status Page 1. Press the System Menu key. 2. Press [Report], and [Next] of Report Print. Then press [Print] of Status Page. 3. When the printing confirmation screen appears, press [Yes]. A status page is printed. Reporting FAX Receipt Result by E-mail 1.
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  • Page 355: Error Codes

    1-4 Error Codes 1-4-1 Error codes (1) Error code Error codes are listed on the communication reports, activity report, etc. The codes consist of an error code indication U followed by a 5-digit number. (Error codes for V34 communication errors start with an E indication, followed by five digits.) The upper three of the five digits indicate general classification of the error and its cause, while the lower two indicate the detailed classification.

  • Page 356: Table Of General Classification

    (2) Table of general classification Error code Description U00000 No response or busy after the set number of redials. U00100 Transmission was interrupted by a press of the stop/clear key. U00200 Reception was interrupted by a press of the stop/clear key. U00300 Recording paper on the destination unit has run out during transmission.

  • Page 357: U004Xx Error Code Table: Interrupted Phase B

    Error code Description U044XX Communication was interrupted because of an encryption key error during encrypted transmission (refer to page 1-4-7 U044XX error code table). U04500 Encrypted reception was interrupted because of a mismatch in encryption keys. U05100 Password check transmission or restricted transmission was interrupted because the permit ID’s did not agree with.

  • Page 358: U006Xx Error Code Table: Problems With The Unit

    (2-2) U006XX error code table: Problems with the unit Error code Description U00601 Document jam or the document length exceeds the maximum. U00613 Image writing section problem U00656 Data was not transmitted to a modem error. U00690 System error. (2-3) U008XX error code table: Page transmission error Error code Description U00800...

  • Page 359: U010Xx Error Code Table: G3 Transmission

    (2-5) U010XX error code table: G3 transmission Error code Description U01000 An FTT signal was received for a set number of times after TCF signal transmission at 2400 bps. Or, an RTN signal was received in response to a Q signal (excluding EOP) after transmission at 2400 bps.

  • Page 360: U011Xx Error Code Table: G3 Reception

    (2-6) U011XX error code table: G3 reception Error code Description U01100 Function of the unit differs from that indicated by a DCS signal. U01101 Function of the unit (excl. communication mode select) differs from that indicated by an NSS sig- nal.

  • Page 361: U017Xx Error Code Table: V.34 Transmission

    (2-7) U017XX error code table: V.34 transmission Error code Description U01700 A communication error occurred in phase 2 (line probing). U01720 A communication error occurred in phase 4 (modem parameter exchange). U01721 Operation was interrupted due to the absence of a common communication speed between units. U01700: A communication error that occurs at the transmitting unit in the period after transmission of INFO0 before enter- ing phase 3 (primary channel equivalent device training).
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  • Page 363: Self-Diagnosis

    1-5 Troubleshooting 1-5-1 Self-diagnosis (1) Self-diagnostic function This unit is equipped with a self-diagnostic function. When a problem is detected, printing 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.
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  • Page 365: Upgrading The Firmware On The Fax Control Pwb

    1-6 Requirements on PWB Replacement 1-6-1 Upgrading the firmware on the fax control PWB Follow the procedure below to upgrade the firmware. Procedure 1. Perform maintenance item U000 (mainte- nance report output) and check U019 ROM version. 2. Press the power key on the operation panel to off.
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  • Page 367: Electrical Parts Layout

    2-1 Electrical Parts Layout 2-1-1 Electrical parts layout Figure 2-1-1 Fax control PWB (FCPWB)......Modulates, demodulates, compresses, decompresses and smoothes out image data, and converts resolution of image data. Dual FAX (option)......... Expands telephone lines. Memory DIMM ..........Stores the internet FAX reception data, FAX box data and job accounting data for backup.
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  • Page 369: Fax Control Pwb

    2-2 Operation of the PWBs 2-2-1 Fax control PWB Figure 2-2-1 Fax control PWB silk-screen diagram Connector Pin No. Signal Voltage Description Not used Connected Not used to the AUDIO 3.3 V DC Speaker control signal machine +3.3 V 3.3 V DC 3.3 V DC supply main PWB (via inter-...
  • Page 370 Connector Pin No. Signal Voltage Description Ground Connected 0/3.3 V DC (pulse) Data bus signal D12 to the 0/3.3 V DC (pulse) Data bus signal D10 machine 0/3.3 V DC (pulse) Data bus signal D8 main PWB (via inter- Ground face PWB) 0/3.3 V DC (pulse) Data bus signal D5 0/3.3 V DC (pulse) Data bus signal D3...

  • Page 371: Wiring Diagram

    2-3 Appendixes Wiring diagram SGND SGND FCPWB FCPWB SGND SGND PSPWB B6(MSB) YC15 SGND SGND +12V +12VD AUDIO AUDIO Relay Relay SEL AUDIO0 SEL AUDIO0 AUDIO AUDIO AUDIO AUDIO B0(LSB) connector SEL AUDIO1 SEL AUDIO1 +3.3V +3.3V +3.3V +3.3V connector SGND _REG _REG...

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