Brother DCP-7055 DCP-7055w DCP-7057 DCP-7057e DCP-7057w DCP-7060d DCP-7065dn DCP-7070dw DCP-7070hl HL-2280dw MFC-7360 MFC-7360n MFC-7362n MFC-7460DN MFC-7470d MFC-7860dn MFC-7860d Service Manual


Edition 2010,
Accurate, clear and concise text, combined with detailed illustrations, lists of error code, instruction and diagrams, guide you through procedure of repair, remediate, maintenance and adjustments your copier, printer or scanner.
Present service manual Brother DCP7055 DCP7055w DCP7057 DCP7057e DCP7057w DCP7060d DCP7065dn DCP7070dw DCP7070hl HL2280dw MFC7360 MFC7360n MFC7362n MFC7460DN MFC7470d MFC7860dn MFC7860d contain clear instructions and procedures on how to fix the problems occurring in your equipment.
The information contained in this repair manual is necessary for the repair, but also prevention, resulting in a longer life of your equipment.
Format of the manual: PDF, makes it easy to navigate, instant download and print. English language.
To see what contain, please read table of contents:

REGULATION
SAFETY INFORMATION

CHAPTER 1. SPECIFICATIONS
1. SPECIFICATIONS LIST
1.1 General
1.2 Network Connectivity
1.3 Service Information
1.4 Consumables
1.5 Paper
1.5.1 Paper handling
1.5.2 Media specifications
1.6 Unprintable Area
1.7 Telephone
1.8 FAX
1.9 Copy
1.10 Scanner
1.11 Unscannable Area
1.12 USB Direct Interface

CHAPTER 2. ERROR INDICATION AND TROUBLESHOOTING
1. INTRODUCTION
1.1 Precautions
1.2 Initial Check
2. OVERVIEW
2.1 Cross-section Drawing
2.2 Paper Feeding
2.3 Operation of each part
2.4 Block Diagram
2.5 Components
2.6 Life of Toner Cartridge and Drum Unit
3. ERROR CODES
3.1 Error Codes
3.2 Error Messages
3.3 Communications Error Code
3.4 Error Cause and Remedy
3.5 Paper Feeding Problems
3.5.1 Pickup function of Paper tray does not work
3.5.2 No feeding
3.5.3 No paper fed manual feed slot (Error code 9A)
3.5.4 Double feeding
3.5.5 Paper jam
3.5.6 Dirt on paper
3.5.7 Paper feeding at an angle
3.5.8 Wrinkles or creases
3.5.10 Prints only single side of the paper when duplex-printing
3.5.11 Cannot make print through duplex-printing
3.5.12 Paper size error
3.5.13 Paper size error through duplex-printing
3.6 Image Defect Troubleshooting
3.6.1 Image defect examples
3.6.2 Troubleshooting image defect
3.7 Software Setting Problems
3.7.1 Cannot print data
3.8 Network Problems
3.8.1 Cannot make a print through network connection (Wireless LAN model only) (Error code DE, EE)
3.9 Document Feeding Problems
3.9.1 No feeding
3.9.2 Double feeding
3.9.3 Paper jam
3.9.4 Wrinkles
3.10 Scanning Image Defect Troubleshooting
3.10.1 Image defect examples
3.10.2 Troubleshooting image defect
3.11 Troubleshooting of the Control Panel
3.11.1 Nothing is displayed on the LCD
3.11.2 The control panel does not work
3.11.3 Lamp malfunction
3.12 Troubleshooting of FAX/Telephone Functions
3.12.1 FAX can’t send it
3.12.2 FAX cannot be transmitted and received
3.12.3 No bell ring
3.12.4 A communication error occurs
3.12.5 Reception mode cannot be changed
3.12.6 Caller ID are not displayed
3.12.7 Cannot talk on the handset
3.13 PCB Problems
3.13.1 Main PCB failure
3.13.2 Out of Memory
3.13.3 High voltage power supply PCB ASSY failure
3.13.4 Low voltage power supply PCB ASSY failure
3.13.5 NCU ASSY failure
3.14 Other Problems
3.14.1 The machine is not turned ON, or the LCD indication does not appear
3.14.2 Fuser fan does not rotate
3.14.3 The room temperature is high or low
3.14.4 Problem associated with Secure Function Lock

CHAPTER 3. DISASSEMBLY/REASSEMBLY
1. SAFETY PRECAUTIONS
2. PACKING
3. SCREW CATALOGUE
4. SCREW TORQUE LIST
5. LUBRICATION
6. OVERVIEW OF GEARS
7. HARNESS ROUTING
8. DISASSEMBLY FLOW CHART
9. DISASSEMBLY PROCEDURE
9.1 Paper Tray
9.2 Cord Hook
9.3 Back Cover
9.4 Outer Chute ASSY
9.5 Fuser Cover
9.6 Inner Chute ASSY, Eject Pinch Roller R ASSY and Eject Pinch Roller L ASSY
9.7 Front Cover ASSY, Support Flap 1
9.8 Side cover L / Handset holder ASSY
9.9 Side Cover R
9.10 ADF Unit (For models with ADF)
9.10.1 ADF Unit
9.10.2 Hinge ASSY L / Hinge Arm R / Hinge R / Hinge R support
9.10.3 Document Stopper
9.10.4 Document Sub Tray
9.10.5 ADF Cover ASSY
9.10.6 Gear Cover
9.10.7 Separation Roller ASSY
9.10.8 Separation Rubber Holder ASSY
9.10.9 Upper Document Chute ASSY SX
9.10.10Document Feed Roller ASSY
9.10.11Lower Document Chute ASSY
9.10.12Ejection Roller ASSY
9.10.13ADF motor
9.10.14Document Scanning Position Detection Sensor PCB ASSY/ Document Detection/ADF Cover Open Sensor PCB ASSY
9.11 Document Cover ASSY (For models without ADF)
9.12 Pull Arm L / Pull Arm R / Pull Arm Spring
9.13 Document Scanner Unit
9.14 Panel Unit
9.14.1 Panel Unit
9.14.2 Panel PCB ASSY
9.14.3 Rubber Key L/R
9.14.4 LCD
9.15 CIS unit
9.16 Pull Arm Guide
9.17 NCU ASSY
9.18 Speaker Unit
9.19 Joint cover
9.20 Fuser Unit
9.21 Low voltage power supply PCB ASSY
9.22 Fuser Fan
9.23 High Voltage Power Supply PCB ASSY
9.24 New Toner Sensor PCB ASSY
9.25 Filter
9.26 Laser Unit
9.27 Wireless LAN PCB ASSY (Wireless LAN model only)
9.28 Pick-up Roller Holder ASSY
9.29 Rubber Foot
9.30 Main PCB ASSY
9.31 T1 Clutch ASSY, REG Clutch ASSY
9.32 Main Frame L ASSY
9.33 Develop Drive Sub ASSY, Develop Gear Joint/52
9.34 Motor Drive Sub ASSY, Main Motor
9.35 Internal Temperature Sensor
9.36 Paper Eject Sensor PCB ASSY
9.37 Fuser Gear 28/34

CHAPTER 4. ADJUSTMENTS AND UPDATING OF SETTINGS, REQUIRED AFTER PARTS REPLACEMENT
1. IF YOU REPLACE THE MAIN PCB ASSY
1.1 Rewriting the firmware (Sub firmware, Main firmware)
1.1.1 Checking firmware version
1.1.2 Rewriting the firmware using computer
1.2 Initialization of EEPROM of Main PCB ASSY (Maintenance Mode: Code 01)
1.3 Setting by Country (Maintenance Mode: Code 74)
1.4 Setting the Serial Number
1.5 Inputting the Adjusted Value of the Laser Unit
1.6 Acquisition of White Level Data (Maintenance Mode: Code 55)
1.7 Operation Check of Sensors (Maintenance Mode: Code 32)
2. IF YOU REPLACE THE LASER UNIT
2.1 Inputting the Adjusted Value of the Laser Unit
3. IF YOU REPLACE THE LOW VOLTAGE POWER SUPPLY PCB ASSY
3.1 Reset of Irregular Power Supply Detection Counter
4. IF YOU REPLACE THE DOCUMENT SCANNER UNIT / THE CIS UNIT
4.1 Acquisition of White Level Data (Maintenance Mode: Code 55)
4.2 Scanning and Printing Check
4.3 Placement of Scanner Unit in Position for Transportation (Maintenance Mode: Code 06) . 4-15
5. IF YOU REPLACE THE PANEL UNIT
5.1 Operation Check of LCD (Maintenance Mode: Code 12)
5.2 Operation Check of Control Panel Button (Maintenance Mode: Code 13)
6. IF YOU REPLACE THE LCD UNIT
6.1 Operation Check of LCD (Maintenance Mode: Code 12)

CHAPTER 5. SERVICE FUNCTIONS
1. MAINTENANCE MODE
1.1 How to Enter the Maintenance Mode
1.2 How to Enter the End User-accessible Maintenance Mode
1.3 List of Maintenance-mode Functions
1.4 Detailed Description of Maintenance-mode Functions
1.4.1 EEPROM parameter initialization (Function code 01, 91)
1.4.2 Printout of scanning compensation data (Function code 05)
1.4.3 Placement of scanner unit in position for transportation (Function code 06)
1.4.4 ADF performance test (Function code 08)
1.4.5 Monochrome image quality test pattern (Function code 09)
1.4.6 Worker switch (WSW) setting and printout (Function code 10, 11)
1.4.7 Operational check of LCD (Function code 12)
1.4.8 Operational check of control panel button (Function code 13)
1.4.9 Adjustment of Handset Volume (Function code 16) (Only for handset models)
1.4.10 Software version check (Function code 25)
1.4.11 Operational check of sensors (Function code 32)
1.4.12 LAN connection status display (Function code 33)
1.4.13 PC print function (Function code 43)
1.4.14 Not-disclosed-to-users functions (Function code 45)
1.4.15 EEPROM customizing (User-accessible) (Function code 52)
1.4.16 Received data transfer function (Function code 53) (FAX model only)
1.4.17 Fine adjustment of scan start/end positions (Function code 54)
1.4.18 Acquisition of white level data (Function code 55)
1.4.19 Continuous print test (Function code 67)
1.4.20 Setting by country (Function code 74)
1.4.21 Printout of maintenance information (Function code 77)
1.4.22 Operational check of fan (Function code 78)
1.4.23 Display of the machine history (log) (Function code 80)
1.4.24 Error code indication (Function code 82)
1.4.25 Sending communication error list (Function code 87) (FAX model only)
1.4.26 Counter reset after replacing the fuser unit and paper feeding kit (Function code 88)
1.4.27 Exit from the maintenance mode (Function code 99)
2. OTHER SERVICE FUNCTIONS
2.1 Developer Roller Counter Reset Function
2.2 Parts Life Reset Function
2.3 Deletion of User Setting Information, etc
2.4 Continue mode / Stop mode settings of Toner cartridge
2.5 Drum Cleaning
2.6 ON/OFF Setting of Deep Sleep Function

CHAPTER 6. CIRCUIT DIAGRAMS, WIRING DIAGRAM
1. CIRCUIT DIAGRAMS
2. WIRING DIAGRAM

CHAPTER 7. PERIODICAL MAINTENANCE
1. PERIODICAL REPLACEMENT PARTS

APPENDIX 1 SERIAL NUMBERING SYSTEM
APPENDIX 2 DELETION OF USER SETTING INFORMATION, ETC.
APPENDIX 3 INSTALLING THE MAINTENANCE DRIVER
APPENDIX 4 HOW TO MAKE PROTECTIVE MATERIAL OF DRUM UNIT

Number of pages: 344.