Present Service Manual cover models:
HL-J6000DW/J6100DW/T4000DW
MFC-J3530DW/J3930DW/J6530DW
MFC-J6535DW/J6545DW/J6730DW
MFC-J6930DW/J6935DW/J6945DW
MFC-J6947DW/T4500DW
This manual is in the PDF format and have detailed Diagrams, pictures and full procedures to diagnose and repair your Brother.
You can print, zoom or read any diagram, picture or page from this service manual. Every chapter on this manual is fully detailed and contain all the simulation codes, trouble codes, maintenance procedures, reset procedures, diagnose procedures of Brother photocopier.
To see what contain, please read table of contents:
SAFETY INFORMATION
CHAPTER 1. SPECIFICATIONS
1 GENERAL
1.1 General
1.2 Media Specification
1.3 Paper Handling
1.4 LCD Panel
1.5 Memory
1.6 Interface
1.7 Others
2 FAX
3 PRINTER
4 COPY
5 SCANNER
6 SOFTWARE
7 NETWORK
7.1 Network
7.2 Wired
7.3 Wireless
8 SUPPLIES/OPTIONS
9 SERVICE INFORMATION
10 PAPER
10.1 Paper
10.2 Unprintable Area
CHAPTER 2. TROUBLESHOOTING
1 INTRODUCTION
1.1 Precautions
1.2 Initial Check
2 OVERVIEW
2.1 Cross-section Drawings
2.1.1 Document scanning
2.1.2 Printer part
2.2 Document Feeding Path/Recording Paper Feeding Path
2.2.1 Document Feeding Path
2.2.2 Recording Paper Feeding Path
2.3 Parts Names and Functions
2.4 Block Diagram
2.5 Components
3 ERROR INDICATION
3.1 Error Code
3.2 Error Messages
3.3 Communications Error
4 TROUBLESHOOTING
4.1 Error Cause and Solutions
4.2 Recording Paper Feeding Problems
4.2.1 Paper is not fed from paper tray
4.2.2 Paper is not fed from manual feed slot
4.2.3 Paper is not fed from MP tray
4.2.4 Two or more sheets of paper are fed from the paper tray
4.2.5 Two or more sheets of paper are fed from the MP tray
4.2.6 Paper feeding at an angle
4.2.7 Recording paper jam
4.2.8 Prints only single side of the paper when duplex-printing
4.2.9 “No Paper Fed” is displayed
4.3 Print-image Problems
4.3.1 Defective images
4.3.2 Print-image problems
4.4 Software-related Problems
4.4.1 Cannot print data
4.5 Network Problems
4.5.1 Cannot make a print through network connection
4.6 Control Panel Problems
4.6.1 No display on LCD/Incorrect display on LCD
4.6.2 No display on LED
4.6.3 The control panel does not work
4.6.4 Touch panel inoperative
4.7 Document Feeding Problems
4.7.1 Document can not be fed
4.7.2 Document double feeding
4.7.3 Document jam
4.7.4 Wrinkles on documents
4.7.5 Document size not correctly detected
4.8 Scanned-image Problems
4.8.1 Defective images
4.8.2 Troubleshooting from image defect
4.9 Fax Problems
4.9.1 No faxes can be sent
4.9.2 No faxes can be received
4.9.3 A communications error occurs
4.10 Other Problems
4.10.1 The machine cannot be powered ON
4.10.2 USB flash memory does not function
4.10.3 Data of USB flash memory does not read
4.10.4 Internal memory errors
4.10.5 Security Function Lock related problems
4.10.6 Ink cartridge related problems
4.10.7 Noise comes from machine
4.10.8 “Unusable Device” is displayed
CHAPTER 3. DISASSEMBLY AND ASSEMBLY
1 PRECAUTIONS BEFORE PROCEEDING
2 PACKING
3 SCREW CATALOGUE
4 SCREW TORQUE LIST
5 LUBRICATION
6 OVERVIEW OF GEARS
7 ROUTING OF HARNESSES AND INK SUPPLY TUBES
8 DISASSEMBLY FLOW
9 DISASSEMBLY PROCEDURE
9.1 Preparation
9.2 Head Joint Rubber/Head/carriage Unit/CR Timing Belt/< India model only > Edge Cover Dust Foam
9.3 MP Side Cover L
9.4 MP Side Cover R
9.5 MP Tray ASSY/MP Paper Detection Sensor PCB/< India model only > MP Dust Foam
9.6 Jam Clear Cover
9.7 Top Cover ASSY (Printer model)
9.8 Document Scanner Side Cover L (MFC model)
9.9 Document Scanner Side Cover R/< India model only > Document Scanner Dust Foam
9.10 ADF Unit/Document Scanner Unit
9.11 ADF Front Cover
9.12 ADF Side Cover
9.13 ADF Rear Cover
9.14 ADF Cover
9.15 Document Separation Roller ASSY
9.16 ADF Separation Pad Holder ASSY
9.17 ADF Document Support
9.18 ADF Hinge
9.19 ADF Document Detection Sensor/ADF Document Width Sensor PCB
9.20 Document Scanning Position Sensor PCB
9.21 Second Side CIS Flat Cable/Second Side CIS Unit
9.22 First Side CIS Unit/First Side CIS Flat Cable
9.23 Document Cover Sensor
9.24 Front Cover L
9.25 Ink Cartridge Cover
9.26 Upper Cover/< India model only > Upper Cover Dust Foam
9.27 Control Panel ASSY
9.28 Panel Flat Cable
9.29 NFC PCB
9.30 Panel PCB
9.31 LCD PCB
9.32 LCD
9.33 Touch Panel
9.34 Wireless LAN PCB
9.35 Main PCB
9.36 Modem PCB
9.37 Maintenance Unit
9.38 Ink Absorber Felt (For Maintenance Unit)
9.39 Carriage PCB ASSY
9.40 Tank Case ASSY (Ink tank model only)
9.41 Ink Refill ASSY
9.42 Ink Absorber Felt (For Ink Refill ASSY)
9.43 Ink Cartridge Cover Sensor
9.44 Ink Absorber Box
9.45 Switchback Sensor PCB
9.46 CR Encoder Strip
9.47 Carriage Motor
9.48 Flushing Base
9.49 LT Frame ASSY (T2 Paper Pull-in Roller L/R)
9.50 T2 Bank ASSY
9.51 Power Supply PCB ASSY
9.52 Switchback Roller
9.53 PF Encoder Disk
9.54 PF Encoder Sensor PCB
9.55 Paper Feed Motor
9.56 Paper Feed Roller
9.57 Platen/Paper Ejection Roller
9.58 Registration Sensor PCB
9.59 Flushing Box
9.60 Paper Feed Arm Frame ASSY (T1 Paper Pull-in Roller L/R)
9.61 T1 Bank ASSY
9.62 T1 Base Pad / T2 Base Pad / T3 Base Pad
9.63 3rd Tray Relay PCB
9.64 3rd Tray Paper Pull-in Sensor PCB
9.65 Intermediate Roller
9.66 3rd Tray Paper Feed Motor
9.67 T3 Bank ASSY
9.68 T3 Paper Pull-in Roller L/R
CHAPTER 4. ADJUSTMENTS AND UPDATING OF SETTINGS, REQUIRED AFTER PARTS REPLACEMENT
1 IF YOU REPLACE THE MAIN PCB
1.1 Customize destinations (Maintenance mode 74)
1.2 < Except for Printer model > Set the CIS type (Maintenance mode 59)
1.3 Install the firmware (Maintenance mode 28)
1.4 Initialize the EEPROM parameters (Maintenance mode 01)
1.5 Restore the head calibration data (Maintenance mode 68)
1.6 Set the serial number (Maintenance mode 80)
1.7 Updating of head property information (Maintenance mode 68)
1.8 Restore machine information (Maintenance mode 46)
1.9 Adjust the touch panel (Maintenance mode 78)
1.10 < Except for Printer model > Acquire white/black level data (Maintenance mode 55)
1.11 Adjustment of software correction for inclination/corrugation/ruled lines (Maintenance mode 65 / User menu)
1.12 Updating of paper feeding correction values (Maintenance mode 58 / User menu)
1.13 Adjustment of margins in borderless printing (Maintenance mode 66)
1.14 Reset purge and flushing counts
1.15 < Paper remaining sensor model only > Disable inter-machine variation calibration
for paper remaining sensor (Maintenance mode 88
1.16 Write head calibration data (Maintenance mode 02)
1.17 Check scanning and printing
2 IF YOU REPLACE THE HEAD/CARRIAGE UNIT
2.1 Update the head property information (Maintenance mode 68)
2.2 Perform ink supply purge (Maintenance mode 76)
2.3 Check head nozzles (Maintenance mode 09)
2.4 Adjust head inclination
2.5 Adjustment of software correction for inclination/corrugation/ruled lines (Maintenance mode 65 / User menu)
2.6 Updating of paper feeding correction values (Maintenance mode 58 / User menu)
2.7 Adjustment of margins in borderless printing (Maintenance mode 66)
2.8 Write head calibration data (Maintenance mode 02)
2.9 Check printing
2.10 Obtain machine information at the user site (Instruction to the end user)
3 IF YOU REPLACE THE DOCUMENT SCANNER UNIT, ADF UNIT OR CIS UNIT
3.1 Set the CIS type (Maintenance mode 59) (Not required after replacement of the
ADF unit on simplex scanning models)
3.2 Acquire white/black level data (Maintenance mode 55) (Not required after replacement of the ADF unit on simplex scanning models)
3.3 Check scanning
4 IF YOU REPLACE THE CONTROL PANEL ASSY
4.1 Adjust the touch panel (Maintenance mode 78)
4.2 Check LCD operation (Maintenance mode 12)
4.3 Check the operation of the control panel keys (Maintenance mode 13)
5 IF YOU REPLACE THE INK ABSORBER BOX OR FLUSHING BOX
5.1 Reset purge or flushing counts
6 IF YOU REPLACE THE PAPER FEEDING RELATED PARTS AND MAINTENANCE UNIT
6.1 Check head nozzles (Maintenance mode 09)
6.2 Adjustment of software correction for inclination/corrugation/ruled lines
(Maintenance mode 65 / User menu)
6.3 Updating of paper feeding correction values (Maintenance mode 58 / User menu)
6.4 Adjustment of margins in borderless printing (Maintenance mode 66)
6.5 < Only when replacing the Paper feed arm frame ASSY or LT frame ASSY of the paper remaining sensor model > Disable inter-machine variation calibration for paper remaining sensor(Maintenance mode 88
6.6 Check printing
CHAPTER 5. SERVICE FUNCTIONS
1 MAINTENANCE MODE
1.1 Entry to the Maintenance Mode
1.1.1 How to Enter the Maintenance Mode for Service Personnel
1.1.2 How to Enter the End User-accessible Maintenance Mode
1.2 List of Maintenance-mode Functions
1.3 Detailed Description of Maintenance-mode Functions
1.3.1 EEPROM Parameter Initialization (Maintenance mode 01, 91)
1.3.2 Creating of Head Calibration Data and Writing it into Flash ROM (Maintenance mode 02)
1.3.3 ADF Performance Test (Maintenance mode 08)
1.3.4 Printout of Test Pattern (Maintenance mode 09)
1.3.5 Worker Switch Setting and Printout (Maintenance modes 10 and 11)
1.3.6 Operational Check of LCD (Maintenance mode 12)
1.3.7 Operational Check of Keys on Control Panel (Maintenance mode 13)
1.3.8 Updating of Firmware Using a USB flash memory (Maintenance mode 28)
1.3.9 Sensor Operational Check (Maintenance mode 32)
1.3.10 Printout of Dial Log (Maintenance mode 37)
1.3.11 PCL/PS function setting (Maintenance mode 45)
1.3.12 Backup of Machine Information (Maintenance mode 46)
1.3.13 Transfer of Received FAX Data and/or Equipment’s Log (Maintenance mode 53)
1.3.14 Fine Adjustment of Scanning Position (Maintenance mode 54)
1.3.15 Acquisition of White/Black Level Data (Maintenance mode 55)
1.3.16 Periodic Purge Time Setting (Ink tank model/Simple Ink cartridge model only)(Maintenance mode 56)
1.3.17 Cartridge IC Communication Check (Maintenance mode 57)
1.3.18 Updating of Paper Feeding Correction Values (Maintenance mode 58)
1.3.19 Checking of CIS Travel and Specifying of CIS Type (Maintenance mode 59)
1.3.20 Printout of PRN/JPEG Files in USB Flash Memory (Maintenance mode 61)
1.3.21 Move of the Head/Carriage Unit to the Adjustment Position (Maintenance mode 63)
1.3.22 Adjustment of Software Correction for Inclination/Corrugation/Ruled Lines (Maintenance mode 65)
1.3.23 Adjustment of Margins in Borderless Printing (Maintenance mode 66)
1.3.24 Updating of Head Property Information and Backup/Restoration of Head Calibration Data (Maintenance mode 68)
1.3.25 Traveling Speed Check of Head/Carriage Unit (Maintenance mode 69)
1.3.26 Customizing Destinations (Maintenance mode 74)
1.3.27 Move of the Head/Carriage Unit to the Center (Maintenance mode 75)
1.3.28 Purge Operation (Maintenance mode 76)
1.3.29 Print of the Maintenance Information (Maintenance mode 77)
1.3.30 Adjustment of Touch Panel (Maintenance mode 78)
1.3.31 Display of the Equipment’s Log (Maintenance mode 80)
1.3.32 Equipment Error Code Indication (Maintenance mode 82)
1.3.33 Output of Transmission Log to the Telephone Line (Maintenance mode 87)
1.3.34 Assurance Mode Switch Setting (Maintenance mode 88)
1.3.35 Printout of Block Pattern (Ink tank model / Simple Ink cartridge model only) (Maintenance mode 89)
2 OTHER SERVICE FUNCTIONS
2.1 Displaying the Firmware Version
2.2 Moving the Head/Carriage Unit
2.3 Retrieving the Equipment Log Information
2.4 Special purge (SPP) < Ink tank model only >
CHAPTER 6. CIRCUIT DIAGRAMS AND WIRING DIAGRAMS
CHAPTER 7. PERIODICAL MAINTENANCE
1 PERIODICAL REPLACEMENT PARTS
APPENDIX 1 SERIAL NUMBERING SYSTEM
APPENDIX 2 DELETION OF USER SETTING INFORMATION
APPENDIX 3 INSTALLING THE MAINTENANCE PRINTER DRIVER
Parts List Manual.
Brother HL-J6000DW HL-J6100DW HL-T4000DW MFC-J3530DW MFC-J3930DW MFC-J6530DW MFC-J6535DW MFC-J6545DW MFC-J6730DW MFC-J6930DW MFC-J6935DW MFC-J6945DW MFC-J6947DW MFC-T4500DW HLJ6000DW HLJ6100DW HLT4000DW MFCJ3530DW MFCJ3930DW MFCJ6530DW MFCJ6535DW MFCJ6545DW MFCJ6730DW MFCJ6930DW MFCJ6935DW MFCJ6945DW MFCJ6947DW MFCT4500DW