Brother DCP-J752DW Manuals

4

Table of Contents

• • 11

    Regulation
  • 15

    Safety Information

• 21

  Chapter 1 Specifications

  • 21

    General
    • 21

      Media Specification
    • 22

      Paper Handling
    • 23

      LCD Panel
    • 23

      Memory
    • 24

      Interface
    • 25

      Others
  • 26

    Fax
  • 26

    Printer
  • 27

    Copy
  • 28

    Scanner
  • 28

    Software
  • 29

    Network
    • 29

      Wired
    • 29

      Wireless
  • 30

    Supplies/Options
  • 30

    Service Information
  • 31

    Paper
    • 33

      10.2 Printable Area

• 34

  Chapter 2 Troubleshooting

  • 34

    Introduction
    • 34

      Precautions
    • 35

      Initial Check
  • 36

    Overview
    • 36

      Cross-Section Drawings
      • 36

        Document Scanning
      • 36

        Printer Part
    • 37

      Document Feeding/Recording Paper Feeding
      • 37

        Document Feeding
      • 37

        Recording Paper Feeding Path
    • 38

      Function of each Sensor/Roller
    • 39

      Block Diagram
    • 40

      Components
  • 41

    Error Indication
    • 41

      Error Codes

42

Error

• • 45

    Error Messages
  • 48

    Communications Error
  • 52

    Troubleshooting
    • 52

      Error Cause and Solutions
      • 57

        No Black Ink Cartridge Loaded
    • 57

      Detected by the Ink Cartridge Detection Sensor
      • 57

        No Yellow Ink Cartridge Loaded
      • 57

        No Cyan Ink Cartridge Loaded
      • 57

        No Magenta Ink Cartridge Loaded
    • 57

      Unable to Communicate with the Ink Cartridge IC Chip. (on the Main Unit Side)
    • 58

      The Ink Cartridge Cover Sensor Detected an Opened Cover
    • 59

      The Carriage Does Not Move
      • 59

        Detected by the CR Encoder Sensor
    • 60

      The Carriage Cannot Return to Its Home Position
      • 60

        Detected by the CR Encoder Sensor
    • 61

      Head Capping Cannot be Done
    • 61

      Abnormal Stopping of the Head/Carriage Unit
    • 62

      Abnormal Stopping of the Head/Carriage Unit Caused by a Recording Paper Jam When Ink Is Not Discharging
      • 62

        Abnormal Stopping of the Head/Carriage Unit 3B
    • 63

      Caused by Factors Other than Recording Paper Jams such as Encoder Stains When
      • 63

        Abnormal Stopping of the Head/Carriage Unit Caused by Recording Paper Jam When Ink Is Discharging
    • 64

      A Problem Occurred in the Carriage Motor, Paper Feed Motor, and ASF Motor
    • 65

      Carriage Motor Cannot Stop
      • 65

        Casing Internal Thermistor Problem
    • 65

      When the Power was Turned On, the Casing Internal Thermistor Detected a Temperature of -20 Degrees Centigrade or Lower, or 80 Degrees Centigrade or
    • 66

      Head Voltage Does Not Turn off
      • 66

        Head Thermistor Problem
    • 66

      When the Power was Turned On, the Head Thermistor Detected a Temperature of
    • 67

      The Head Driver IC Detected an Abnormal Temperature During Operation or Stand-By
    • 68

      Head Voltage Does Not Rise
    • 68

      Head Voltage Drops Quickly
    • 69

      Cannot Detect the Home Position of the Purge Cam
    • 69

      Abnormal Stopping of the Purge Cam
    • 69

      The Maintenance Unit Pump Abnormally Stopped During Exhaust/Intake
      • 69

        Overcurrent Protection was Activated in the Driver IC During Purge Cam Operation
      • 69

        Overcurrent Protection was Activated in the Driver IC During Maintenance Unit Pump Operation
    • 70

      The ASF Encoder Sensor Cannot Detect the Rotation of the ASF Motor
    • 70

      Overcurrent Protection was Activated in the Driver IC of the ASF Motor
    • 70

      ASF Motor Cannot Stop
    • 71

      Head Capping Does Not Work Normally
    • 71

      Head Uncapping Does Not Work Normally
    • 71

      The Cap Cam Abnormally Stopped During Capping
    • 71

      The Cap Cam Abnormally Stopped During Uncapping
    • 71

      Overcurrent Protection was Activated in the Driver IC During Capping
    • 72

      Head Property Information Not Input
    • 72

      Recording Paper Size Error (During Fax/List Printing)
    • 73

      The Registration Sensor and Paper Width Sensor Detected a Recording Paper
    • 74

      Recording Paper Jam
      • 74

        The Paper Width Sensor Could Not Detect the Leading Edge of Recording Papers
    • 75

      Recording Paper Jam
    • 75

      The Paper Width Sensor Could Not Detect the Home Position Specified on the Paper Feed Roller
    • 76

      The PF Encoder Sensor Cannot Detect the Rotation of the Paper Feed Motor
      • 76

        Overcurrent Protection was Activated in the Driver IC During Paper Feed Motor Operation
    • 79

      A1 the Document Scanner Sensor Detected that the Document Scanner Unit Is Open
      • 79

        The Document Scanning Position Sensor Detected that the Document Has a Length of 90 CM or Longer
      • 80

        During Document Scanning, the Document Detection Sensor Detected that the
    • 81

      A7 the CIS Unit Type Is Different from the CIS Type Input Value
    • 81

      Matching of Color Parameter Failed
    • 81

      CIS Positioning Problem (Home Position Cannot be Found)
    • 82

      Black Level Value Abnormal During Scanning
    • 82

      Modem Communication Failed
    • 82

      Modem Does Not Start Normally Even after Resetting the Modem
    • 82

      Wired LAN MAC Address Not Registered
    • 83

      E6 an Error Occurred in the E2PROM of the Main PCB
    • 83

      NFC PCB Initialization Failed
    • 84

      Touch Panel Initialization Failed
    • 84

      F0 Flash File System Error
    • 84

      ROM Data Acquisition Error
    • 85

      Recording Paper Feeding Problems
      • 85

        Recording Paper Is Not Fed from Paper Tray
      • 86

        The Disc Tray Is Not Fed
      • 86

        Two or more Sheets of Paper Fed at a Time
      • 87

        Recording Paper Feeding at an Angle
      • 87

        Recording Paper Is Wrinkling
      • 88

        Recording Paper Jam
      • 90

        Disc Tray Jam
      • 91

        Cannot Perform Duplex Printing
    • 92

      Print-Image Problems
      • 92

        Defective Images
      • 93

        Troubleshooting by Print-Image Defect
    • 104

      Software-Related Problems
      • 104

        Cannot Print Data
    • 105

      Network Problems
      • 105

        Cannot Print through a Network Connection
    • 106

      Control Panel Problems
      • 106

        No Display on the LCD
      • 106

        LED Does Not Light up
      • 106

        The Control Panel Does Not Work
      • 106

        Touch Panel Inoperative
    • 107

      Document Feeding Problems
      • 107

        Document Cannot be Fed
      • 107

        Document Double Feeding
      • 108

        Document Jam
      • 110

        Wrinkles on Documents
      • 110

        Document Size Not Correctly Detected
    • 111

      Scanned-Image Problems
      • 111

        Defective Images
    • 115

      Fax Problems
      • 115

        Fax Sending Cannot be Performed
      • 115

        Cannot Receive Fax
      • 115

        A Communications Error Occurs
    • 116

      4.10 Other Problems
      • 116

        4.10.1 the Machine Cannot be Powered on
      • 116

        Memory Card/Pictbridge Does Not Function (no Response)
      • 116

        4.10.3 Memory Card/Pictbridge Data Cannot be Read
      • 117

        4.10.4 Internal Memory Errors
      • 117

        4.10.5 Security Function Lock Related Problems

• 118

  Chapter 3 Disassembly and Assembly

  • 118

    Precautions before Proceeding
  • 120

    Packing
  • 121

    Screw Catalogue
  • 122

    Screw Torque List
  • 123

    Lubrication
  • 125

    Overview of Gears
  • 126

    Routing of Harnesses and Ink Supply Tubes
  • 137

    Disassembly Flow
  • 138

    Disassembly Procedure
    • 138

      Preparations
    • 142

      Jam Clear Cover
    • 143

      The Head/Carriage Unit, CR Timing Belt, and Leveler Roller ASSY
    • 157

      Document Scanner Unit, ADF Unit (Models with ADF), and Document Cover ASSY (Models Without ADF)
    • 161

      CIS Unit and CIS Flat Cable
    • 166

      Component on the ADF Unit (for ADF Models Only)
    • 174

      Front Plate and Control Panel ASSY
    • 176

      Upper Cover and Ink Cartridge Cover
    • 178

      Document Scanner Sensor
    • 178

      9.10 Inner Media Module Cover and NFC PCB
    • 179

      9.11 Wireless LAN PCB ASSY
    • 180

      Main PCB
    • 182

      Mj Pcb Assy
    • 183

      Power Supply PCB ASSY
    • 186

      Carriage PCB ASSY
    • 188

      Ink Refill ASSY
    • 190

      Ink Absorber Box and Ink Absorber Felt (for the Ink Refill ASSY)
    • 192

      Engine Unit, Flushing Box, and Ink Absorber Felt (for the Maintenance Unit)
    • 197

      Maintenance Unit
    • 199

      9.20 Components on the Engine Unit
    • 208

      Ink Cartridge Cover Sensor ASSY
    • 209

      Base Pad on Paper Tray ASSY

• 211

  Chapter 4 Adjustments and Updating of Settings, Required after Parts Replacement

  • 211

    If You Replace the Main Pcb Assy
    • 212

      Customize Destinations (Maintenance Mode 74)
    • 212

      Automatically Set the CIS Type (Maintenance Mode 59)
    • 212

      Install the Firmware (Maintenance Mode 28)
    • 214

      EEPROM Parameter Initialization (Maintenance Mode 01)
    • 214

      Restore Head Calibration Data (Maintenance Mode 68)
    • 214

      Set the Serial Number (Maintenance Mode 80)
    • 216

      Update the Head Property Data (Maintenance Mode 68)
    • 217

      Restore Machine Information (Maintenance Mode 46)
    • 217

      Adjust the Touch Panel (Maintenance Mode 78)
    • 217

      Acquire Black and White Level Data (Maintenance Mode 55)
    • 217

      Adjustment of Ruled Lines (Maintenance Mode 65)
    • 217

      Update the Paper Feeding Correction Values (Maintenance Mode 58)
    • 217

      Margin Adjustment in Borderless Printing (Maintenance Mode 66)
    • 218

      Creating of Head Calibration Data and Writing It into Flash ROM (Maintenance Mode 02)
    • 218

      1.16 Check Scanning and Printing
  • 221

    If You Replace the Head/Carriage Unit
    • 222

      Update the Head Property Data (Maintenance Mode 68)
    • 222

      Supply Head Ink (Maintenance Mode 76)
    • 222

      Check Head Nozzles (Maintenance Mode 09)
    • 223

      Adjust the Head/Carriage Unit Inclination
    • 226

      Adjustment of Ruled Lines (Maintenance Mode 65)
    • 226

      Update the Paper Feeding Correction Values (Maintenance Mode 58)
    • 226

      Margin Adjustment in Borderless Printing (Maintenance Mode 66)
    • 226

      Write Head Calibration Data (Maintenance Mode 02)
    • 226

      Check Printing
    • 227

      Obtain Machine Information (Instruction to the End User)
  • 228

    If You Replace the Document Scanner Unit or Cis Unit
    • 228

      Set the CIS Type (Maintenance Mode 59)
    • 228

      Acquire Black and White Level Data (Maintenance Mode 55)
    • 228

      Check Scanning
  • 229

    If You Replace the Control Panel Assy
    • 229

      Adjust the Touch Panel (Maintenance Mode 78)
    • 229

      Operational Check of the LCD (Maintenance Mode 12)
    • 229

      Check the Operation of the Control Panel Keys (Maintenance Mode 13)
  • 230

    If You Replace the Ink Absorber Box or Flushing Box
    • 230

      Reset Purge and Flushing Counts (Maintenance Mode 80)
  • 231

    If You Replace the Engine Unit, Recording Paper Feeding Related Parts or Maintenance Unit
    • 232

      Check Head Nozzles (Maintenance Mode 09)
    • 232

      Adjustment of Ruled Lines (Maintenance Mode 65)
    • 232

      Update the Paper Feeding Correction Values (Maintenance Mode 58)
    • 232

      Margin Adjustment in Borderless Printing (Maintenance Mode 66)
    • 232

      Check Printing

• 233

  Chapter 5 Service Functions

  • 233

    Maintenance Mode
    • 233

      Entry to the Maintenance Mode
      • 233

        1.1.1 How to Enter the Maintenance Mode Exclusive to Service Personnel
      • 235

        1.1.2 How to Enter the End User-Accessible Maintenance Mode

237

List of Maintenance-Mode Functions

• • 238

    Detailed Description of Maintenance-Mode Functions
    • 238

      EEPROM Parameter Initialization (Maintenance Mode 01, 91)
  • 238

    Maintenance Mode
    • 238

      EEPROM Parameter Initialization
  • 239

    Creating of Head Calibration Data and Writing It into Flash ROM (Maintenance Mode 02)
    • 239

      Creating of Head Calibration Data and Writing It into Flash ROM
  • 242

    Printout of Scanning Compensation White/Black Level Data (Maintenance Mode 05)
    • 242

      Printout of Scanning Compensation White/Black Level Data
  • 245

    ADF Performance Test (Maintenance Mode 08)
  • 245

    Printout of Test Pattern (Maintenance Mode 09)
    • 245

      ADF Performance Test
  • 247

    Worker Switch (WSW) Setting and Printout (Maintenance Modes 10, 11)
  • 251

    Check LCD Operation (Maintenance Mode 12)
  • 253

    Operational Check of Keys on Control Panel (Maintenance Mode 13)
    • 253

      Operational Check of Keys on Control Panel
  • 255

    EEPROM Dump and Log Information Saving (Maintenance Mode 17)
  • 256

    Updating of Firmware Using an External Memory (Maintenance Mode 28)
    • 256

      Updating of Firmware Using an External Memory
  • 257

    Sensor Operational Check (Maintenance Mode 32)
    • 257

      Sensor Operational Check
  • 258

    Printout of Dial Log (Maintenance Mode 37)
    • 258

      Printout of Dial Log
  • 259

    Backup of Machine Information (Maintenance Mode 46)
    • 259

      Backup of Machine Information
  • 261

    Setting of Country/Language (Maintenance Mode 52)
    • 261

      Setting of Country/Language
  • 262

    Transfer of Received FAX Data And/Or Equipment's Log (Maintenance Mode 53)
    • 262

      Transfer of Received FAX Data And/Or Equipment's Log
  • 264

    Fine Adjustment of Scanning Position (Maintenance Mode 54)
    • 264

      Fine Adjustment of Scanning Position
  • 265

    Acquisition of White/Black Level Data and CIS Scanner Area Setting (Maintenance Mode 55)
    • 265

      Acquisition of White/Black Level Data and CIS Scanner Area Setting
  • 266

    Cartridge IC Communication Check (Maintenance Mode 57)
    • 266

      Cartridge IC Communication Check
  • 267

    Updating of Paper Feeding Correction Value (Maintenance Mode 58)
    • 267

      Updating of Paper Feeding Correction Value
  • 273

    Checking of CIS Travel and Specifying of CIS Type (Maintenance Mode 59)
    • 273

      Checking of CIS Travel and Specifying of CIS Type
  • 274

    Printout of PRN/JPEG Files in Memory Card (Maintenance Mode 61)
    • 274

      Printout of PRN/JPEG Files in Memory Card
  • 275

    Move of the Head/Carriage Unit to the Adjustment Position, and Check of the Pressure Roller Release Operation (Maintenance Mode 63)
    • 275

      Move of the Head/Carriage Unit to the Adjustment Position, and Check of the Pressure Roller Release Operation
  • 276

    Adjustment of the Vertical Print Lines/Ruled Lines (Maintenance Mode 65)
    • 276

      Adjustment of the Vertical Print Lines/Ruled Lines
  • 280

    Margin Adjustment in Borderless Printing (Maintenance Mode 66)
    • 280

      Margin Adjustment in Borderless Printing
  • 285

    Updating of Head Property Data and Backup/Restoration of Head Calibration Data (Maintenance Mode 68)
    • 285

      Updating of Head Property Data and Backup/Restoration of Head Calibration Data
  • 287

    Traveling Speed Check of Head/Carriage Unit (Maintenance Mode 69)
    • 287

      Traveling Speed Check of Head/Carriage Unit
  • 288

    Customize Code Destinations (Maintenance Mode 74)
  • 291

    Move of the Head/Carriage Unit to the Center (Maintenance Mode 75)
  • 292

    Purge Operation (Maintenance Mode 76)
    • 292

      Purge Operation
  • 295

    Print of the Maintenance Information (Maintenance Mode 77)
    • 295

      Print of the Maintenance Information
  • 297

    Adjust the Touch Panel (Maintenance Mode 78)
  • 298

    Display of the Equipment's Log (Maintenance Mode 80)
    • 301

      Equipment Error Code Indication (Maintenance Mode 82)
    • 301

      Output of Transmission Log to the Telephone Line (Maintenance Mode 87)
    • 301

      Equipment Error Code Indication
    • 301

      Output of Transmission Log to the Telephone Line
    • 302

      Assurance Mode Switch Setting (AMS) (Maintenance Mode 88)
  • 310

    Other Service Functions
    • 310

      Displaying the Firmware Version
    • 310

      Moving the Head/Carriage Unit
    • 311

      Retrieving the Equipment Log Information

• 312

  Chapter 6 Circuit Diagrams and Wiring Diagrams

• 317

  Chapter 7 Periodical Maintenance

  • 317

    Periodical Replacement Parts

• 318

  Appendix 1 Serial Numbering System

• 320

  Appendix 2 Deletion of User Setting Information

  • 320

    A2.1 Deletion of User Setting Information

• 322

  Appendix 3 Installing the Maintenance Printer Driver

• 3

  Table of Contents

7

General Setup

• 7

  Important Note
• 7

  Memory Storage
• 7

  Automatic Daylight Saving Time (MFC Models)
• 8

  Sleep Mode
• 8

  Auto Power Off (DCP Models)
• 9

  Touchscreen LCD
  • 9

    Changing the Touchscreen Language (Depending On Your Model)
  • 9

    Setting the DIM Timer for the Backlight

10

Security Features (MFC Models)

• 10

  TX Lock (MFC-J650DW)
  • 10

    Setting and Changing the TX Lock Password
  • 11

    Turning TX Lock On/Off
• 12

  Memory Security (MFC-J870DW)
  • 12

    Setting and Changing the Memory Security Password
  • 13

    Turning Memory Security On/Off

14

Sending a Fax (MFC Models)

• 14

  Additional Sending Options
  • 14

    Sending Faxes Using Multiple Settings
  • 14

    Stop Faxing
  • 15

    Contrast
  • 15

    Changing Fax Resolution
  • 16

    Setting Your Changes As a New Default
  • 17

    Restoring Fax Options to the Factory Default
  • 17

    Saving Fax Options As a Shortcut
• 18

  Additional Sending Operations
  • 18

    Sending a Fax Manually
  • 19

    Sending a Fax at the End of a Conversation
  • 19

    Dual Access (Monochrome Only)
  • 19

    Broadcasting (Monochrome Only)
  • 21

    Real Time Transmission
  • 22

    Overseas Mode
  • 22

    Delayed Faxing (Monochrome Only)
  • 23

    Delayed Batch Transmission (Monochrome Only)
  • 23

    Checking and Cancelling Waiting Jobs
• 24

  Polling Overview
  • 24

    Polled Transmit (Monochrome Only)

26

Receiving a Fax (MFC Models)

• 26

  Memory Receive (Monochrome Only)
  • 26

    Fax Forwarding
  • 26

    Fax Storage
  • 27

    Printing a Fax From the Memory
  • 27

    Pc-Fax Receive (Windows ® )
  • 28

    Turning Off Memory Receive Operations
  • 29

    Changing Memory Receive Operations
• 30

  Remote Retrieval
  • 30

    Setting a Remote Access Code
  • 30

    Using Your Remote Access Code
  • 31

    Remote Fax Commands
  • 32

    Retrieving Fax Messages
  • 32

    Changing Your Fax Forwarding Number
• 33

  Additional Receiving Operations
  • 33

    Out of Paper Reception
  • 33

    Printing a Reduced Incoming Fax
  • 33

    Receiving a Fax at the End of a Conversation
• 34

  Polling Overview
  • 34

    Polling Receive
  • 35

    Sequential Polling

37

Dialling and Storing Numbers (MFC Models)

• 37

  Voice Operations
  • 37

    BT Call Sign (U.K. Only)
• 38

  Additional Dialling Operations
  • 38

    Combining Address Book Numbers
• 39

  Additional Ways to Store Numbers
  • 39

    Storing Address Book Numbers From the Outgoing Call History
  • 39

    Storing Address Book Numbers From the Caller ID History
  • 40

    Setting Up Groups for Broadcasting

42

Printing Reports

• 42

  Fax Reports (MFC Models)
  • 42

    Transmission Verification Report
  • 42

    Fax Journal (Activity Report)
• 43

  Reports
  • 43

    How to Print a Report

44

Making Copies

• 44

  Copy Options
  • 44

    Stop Copying
  • 44

    Improving Copy Speed and Quality
  • 45

    Enlarging or Reducing Copies
  • 46

    Making N in 1 Copies or a Poster
  • 48

    In 1 ID Copy
  • 48

    Sorting Copies
  • 49

    Adjusting Density
  • 50

    Ink Save Mode (MFC-J870DW)
  • 51

    Thin Paper Copy (MFC-J870DW)
  • 51

    Book Copy (MFC-J870DW)
  • 52

    Watermark Copy (MFC-J870DW)
  • 53

    Remove Background Colour
  • 53

    2-Sided Copying
  • 55

    Setting Your Changes As a New Default
  • 55

    Restoring All Settings to the Factory Default
  • 56

    Saving Copy Options As a Shortcut

57

Printing Photos From a Memory Card or USB Flash Drive

• 57

  Photocapture Center™ Operations
  • 57

    Memory Cards, USB Flash Drives and Folder Structures
  • 58

    Movie Printing
• 58

  Print Images
  • 58

    Print Index (Thumbnails)
  • 59

    Printing Photos
  • 59

    Enhance Photos (MFC-J870DW)
  • 61

    ID Photo Print
  • 62

    Slide Show
  • 63

    DPOF Printing
• 64

  Photocapture Center™ Print Settings
  • 64

    Print Quality
  • 64

    Paper Options
  • 66

    Auto Correct (MFC-J870DW)
  • 66

    Adjusting Brightness, Contrast and Colour
  • 67

    Colour Enhancement
  • 68

    Cropping
  • 69

    Borderless Printing
  • 69

    Date Print
  • 70

    Setting Your Changes As a New Default
  • 70

    Restoring All Settings to the Factory Default
• 71

  Scan to a Memory Card or USB Flash Drive
  • 71

    Auto Crop (MFC-J870DW)
  • 72

    How to Set a New Default
  • 73

    How to Reset to the Factory Default
  • 73

    Saving Scan Options As a Shortcut

74

Printing Photos From a Camera (DCP-J752DW, MFC-J650DW and MFC-J870DW)

• 74

  Printing Photos Directly From a Pictbridge Camera
  • 74

    Pictbridge Requirements
  • 74

    Setting Your Digital Camera
  • 75

    Printing Images
  • 76

    DPOF Printing
  • 76

    Printing Photos Directly From a Digital Camera (Without Pictbridge)
    • 77

      Printing Images

78

A Routine Maintenance

• 78

  Cleaning and Checking the Machine
  • 78

    Cleaning the Outside of the Machine
  • 79

    Cleaning the Machine's Printer Platen
  • 80

    Cleaning the Paper Feed Rollers
  • 81

    Cleaning the Paper Pick-Up Rollers
  • 82

    Checking the Ink Volume
  • 82

    Packing and Shipping the Machine

85

B Glossary

• 89

  Index