Brother DCP-7080, DCP-7080D, DCP-7180DN, DCP-L2500D, DCP-L2520D, DCP-L2520DW, DCP-L2540DN, DCP-L2540DW, DCP-L2541DW, DCP-L2560DW, HL-L2380DW, MFC-7380, MFC-7480D, MFC-7880DN, MFC-L2680W, MFC-L2700D, MFC-L2700DN, MFC-L2700DW, MFC-L2701D, MFC-L2701DW, MFC-L2703DW, MFC-L2705DW, MFC-L2720DW, MFC-L2740DW, Service Manual

Service Manual Brother DCP-7080, DCP-7080D, DCP-7180DN, DCP-L2500D, DCP-L2520D, DCP-L2520DW, DCP-L2540DN, DCP-L2540DW, DCP-L2541DW, DCP-L2560DW, HL-L2380DW, MFC-7380, MFC-7480D, MFC-7880DN, MFC-L2680W, MFC-L2700D, MFC-L2700DN, MFC-L2700DW, MFC-L2701D, MFC-L2701DW, MFC-L2703DW, MFC-L2705DW, MFC-L2720DW, MFC-L2740DW;
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 theĀ  simulation codes, trouble codes, maintenance procedures, reset procedures, diagnose procedures of Brother DCP-7080, DCP-7080D, DCP-7180DN, DCP-L2500D, DCP-L2520D, DCP-L2520DW, DCP-L2540DN, DCP-L2540DW, DCP-L2541DW, DCP-L2560DW, HL-L2380DW, MFC-7380, MFC-7480D, MFC-7880DN, MFC-L2680W, MFC-L2700D, MFC-L2700DN, MFC-L2700DW, MFC-L2701D, MFC-L2701DW, MFC-L2703DW, MFC-L2705DW, MFC-L2720DW, MFC-L2740DW photocopier. You can find easily everything what do you need.
To see what contain, please read table of contents:

REGULATION
SAFETY INFORMATION

CHAPTER 1. SUPPLEMENTAL SPECIFICATIONS
1. GENERAL
2. NETWORK CONNECTIVITY
3. SERVICE INFORMATION
4. SUPPLIES
5. MEDIA SPECIFICATIONS
6. FAX (ONLY FOR THE MODELS WITH FAX FUNCTION)
7. COPY
8. SCANNER

CHAPTER 2. ERROR INDICATIONS & TROUBLESHOOTING
1. INTRODUCTION
1.1 Precautions
1.2 Checks before Commencing Troubleshooting
2. OVERVIEW
2.1 Cross-section Drawing
2.1.1 Printer part
2.1.2 Scanner part
2.2 Paper Feeding
2.2.1 Printer part
2.2.2 Scanner part
2.3 Operation of Each Part
2.4 Block Diagram
2.5 Main Components
3. ERROR INDICATIONS
3.1 Error Codes
3.2 Error Messages
3.2.1 2-line display LCD models
3.2.2 Touch panel models
3.3 Communication Errors
4. TROUBLESHOOTING
4.1 Error Cause and Remedy
4.2 Troubleshooting for Paper Feeding Problems
4.2.1 No paper is fed from paper tray
4.2.2 No paper is fed from manual feed slot
4.2.3 Multiple sheets of paper are fed
4.2.4 Paper becomes wrinkled
4.2.5 Paper is fed at an angle
4.2.6 Paper is curled
4.2.7 Duplex printing is not possible
4.2.8 Paper jam
4.3 Troubleshooting for Image Defects
4.3.1 Image defect examples
4.3.2 Troubleshooting according to image defect
4.4 Troubleshooting for Software Problems
4.4.1 Cannot receive data
4.5 Troubleshooting for Network Problems
4.5.1 Cannot print via network connection
4.5.2 Cannot connect to access point
4.6 Troubleshooting for Control Panel Problems
4.6.1 Nothing is displayed on the LCD
4.6.2 Nothing is displayed on the LED
4.6.3 Control panel is inoperable
4.7 Troubleshooting for Toner and Drum Problems
4.7.1 New toner is not detected
4.7.2 Toner cartridge cannot be recognized
4.7.3 Error message prompting toner cartridge replacement does not disappear
4.7.4 Drum error
4.7.5 Error message prompting drum replacement does not disappear
4.8 Troubleshooting for Fuser Unit Problems
4.8.1 Fuser unit failure
4.9 Troubleshooting for Laser Unit Problems
4.9.1 Laser unit failure
4.10 Troubleshooting for PCB Problems
4.10.1 Main PCB failure
4.10.2 Memory full
4.10.3 Print limit / ID authentification error
4.11 Troubleshooting for Document Feeding Problems
4.11.1 No document is fed
4.11.2 Multiple documents are fed
4.11.3 Document jam
4.11.4 Document becomes wrinkled
4.11.5 Document size is not detected correctly
4.12 Troubleshooting for Image Defects
4.12.1 Defect examples
4.12.2 Troubleshooting according to image defect
4.13 Troubleshooting for Fax Problems
4.13.1 Fax cannot be sent
4.13.2 Fax cannot be received
4.13.3 Telephone communication is unavailable
4.13.4 Communication error occurs
4.14 Troubleshooting for Other Problems
4.14.1 Cannot print
4.14.2 Cannot update firmware
4.14.3 Machine is not turned ON

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 Preparation
9.2 Cord Hook
9.3 Back Cover
9.4 Outer Chute ASSY
9.5 Front Cover ASSY, Support Flap
9.6 Side Cover R
9.7 Fuser Cover
9.8 Inner Chute ASSY
9.9 Side Cover L, Handset Holder ASSY (For models with handset)
9.10 Pull Arm L, Pull Arm R, Pull Arm Spring
9.11 Document Scanner Unit
9.12 ADF Unit (For models with ADF)
9.12.1 ADF Unit
9.12.2 Hinge ASSY L, Hinge R, Hinge R Support, Hinge Arm R
9.12.3 ADF Document Output Support Flap, ADF Document Support
9.12.4 ADF Cover ASSY, Gear Cover
9.12.5 Document Separate Roller ASSY
9.12.6 ADF Separation Pad Holder ASSY
9.12.7 CIS Spacer, Second Side CIS Unit (Duplex scanning models only)
9.12.8 Document Feed Roller ASSY 1
9.12.9 FFC Holder ASSY, Second Side CIS Flat Cable, ADF Motor
9.12.10First Side Document Scanning Position Sensor PCB ASSY, Second Side
Document Scanning Position Sensor PCB ASSY (Duplex scanning models only),
ADF Cover/Document Detection Sensor PCB ASSY
9.13 Document Cover ASSY (For models without ADF)
9.14 Panel Unit (For models with touch panel)
9.14.1 Panel Unit
9.14.2 Panel PCB ASSY, LCD
9.14.3 Touch Panel ASSY
9.15 Panel Unit (For models without touch panel)
9.15.1 Panel Unit
9.15.2 Panel PCB ASSY
9.15.3 LCD
9.16 First Side CIS Unit, First Side CIS Flat Cable
9.17 Lock Claw, Pull Arm Guide
9.18 Modem PCB ASSY
9.19 Speaker Unit
9.20 Joint Cover ASSY
9.21 Fuser Unit
9.22 Low-voltage Power Supply PCB ASSY
9.23 Fan
9.24 High-voltage Power Supply PCB ASSY
9.25 Filter
9.26 Laser Unit
9.27 Wireless LAN PCB (Wireless network models only)
9.28 Roller Holder ASSY
9.29 Main PCB ASSY
9.30 T1 Clutch and Registration Clutch
9.31 New Toner Sensor PCB ASSY
9.32 Main Frame L ASSY
9.33 Main Motor
9.34 Fuser Gear 67R/40R
9.35 Eject Sensor PCB ASSY
9.36 Registration Front/Rear Actuator Holder ASSY

CHAPTER 4. ADJUSTING AND UPDATING SETTINGS AS REQUIRED AFTER PARTS REPLACEMENT
1. IF YOU REPLACE THE MAIN PCB ASSY
1.1 Setting by Spec (Function code: 74)
1.2 Installing Firmware
(Sub firmware, demo firmware, panel firmware, and main firmware)
1.2.1 Checking firmware version
1.2.2 Installing firmware
1.3 Initializing the EEPROM of the Main PCB ASSY (Function code: 01)
1.4 Setting Serial Number and Entering Adjusted Value of Laser Unit
1.5 Acquiring White Level Data (Function code: 55)
1.6 Adjusting Touch Panel (Function code: 61) (Touch panel models only)
2. IF YOU REPLACE THE LOW-VOLTAGE POWER SUPPLY PCB ASSY
2.1 Reset Irregular Power Supply Detection Counter of
the Low-voltage Power Supply PCB (Function code: 88)
3. IF YOU REPLACE THE LASER UNIT
3.1 Entering Adjusted Value of Laser Unit
4. IF YOU REPLACE THE PANEL UNIT OR PANEL PCB UNIT
4.1 Installing Firmware (Touch panel models only)
4.1.1 Checking firmware version
4.1.2 Installing firmware
4.2 Adjusting Touch Panel (Function code: 61) (Touch panel models only)
4.3 Checking LCD Operation (Function code: 12)
5. IF YOU REPLACE THE FIRST SIDE CIS UNIT OR DOCUMENT SCANNER UNIT
5.1 Acquiring White Level Data (Function code: 55)
5.2 Scanning and Printing Check
6. IF YOU REPLACE THE ADF UNIT OR SECOND SIDE CIS UNIT
6.1 Acquiring White Level Data (Function code: 55) (Duplex scanning models only)
6.2 Scanning and Printing Check

CHAPTER 5. SERVICE FUNCTIONS
1. FUNCTION CODE
1.1 How to Enter Maintenance Mode
1.1.1 Method of entering maintenance mode for service personnel
1.1.2 Method of entering end-user accessible maintenance mode
1.2 List of Maintenance Mode Functions
1.3 Details of Maintenance Mode Functions
1.3.1 Initialize EEPROM parameters (function code: 01, 91)
1.3.2 Print white level / black level data for document scanning compensation
(function code: 05)
1.3.3 ADF performance test (function code: 08)
1.3.4 Monochrome print quality test pattern (function code: 09)
1.3.5 Set worker switches (WSW) and print worker switch setting data
(function code: 10, 11)
1.3.6 Check LCD operation (function code: 12)
1.3.7 Check control panel operation (function code: 13)
1.3.8 Display software version (function code: 25)
1.3.9 Change OnePushDemo function setting (function code: 28)
1.3.10 Check sensor operation (function code: 32)
1.3.11 Display LAN connection status (function code: 33)
1.3.12 Set PC print functions (function code: 43)
1.3.13 Change USB No. return value / Adjust left-end print start position on
second side when duplex printing (function code: 45)
1.3.14 Set country / language (function code: 52)
1.3.15 Transfer received fax data / log information (function code: 53)
(fax models only)
1.3.16 Fine-tune scanning position (function code: 54)
1.3.17 Acquire white level data and set CIS scan area (function code: 55)
1.3.18 Adjust touch panel (function code: 61)
1.3.19 Continuous print test (function code: 67)
1.3.20 Print frame pattern (single-side printing) (function code: 69)
1.3.21 Print frame pattern (duplex printing) (function code: 70)
1.3.22 Print test pattern (function code: 71)
1.3.23 Setting by spec (function code: 74)
1.3.24 Print maintenance information (function code: 77)
1.3.25 Check fan operation (function code: 78)
1.3.26 Display machine log information (function code: 80)
1.3.27 Display machine error code (function code: 82)
1.3.28 Send communication log information to telephone line (function code: 87)
1.3.29 Reset irregular power supply detection counter of
low-voltage power supply PCB (function code: 88)
1.3.30 Quit maintenance mode (function code: 99)
2. OTHER SERVICE FUNCTIONS
2.1 Print Communication Error List

CHAPTER 6. WIRING DIAGRAM
1. WIRING DIAGRAM
CHAPTER 7 PERIODICAL MAINTENANCE
1. PERIODICAL REPLACEMENT PARTS
APPENDIX 1 SERIAL NUMBERING SYSTEM
APPENDIX 2 DELETING USER SETTING INFORMATION
APPENDIX 3 INSTALLING THE MAINTENANCE PRINTER DRIVER

Number of pages: 307.