Brother Dcp-9010N Mfc-9010CN Mfc-9120CN Mfc-9125CN Mfc-9320CW Mfc-9325CW Workshop Service Repair Manual PDF Download

Service Manual Brother DCP-9010N, MFC-9010CN, MFC-9120CN, MFC-9125CN, MFC-9320CW, MFC-9325CW;
This manual is in the PDF format and have detailed Diagrams, pictures and full procedures to diagnose and repair your Brother DCP-9010N, MFC-9010CN, MFC-9120CN, MFC-9125CN, MFC-9320CW, MFC-9325CW copier.
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 DCP-9010N, MFC-9010CN, MFC-9120CN, MFC-9125CN, MFC-9320CW, MFC-9325CW photocopier. You can find easily everything what do you need.
To see what contain, please read table of contents:

CHAPTER 1. SPECIFICATIONS
This chapter lists the specifications of each model, which enables you to make a comparison of
different models.
1. COMPONENTS
2. SPECIFICATIONS LIST
2.1 General
2.2 Network Connectivity
2.3 Service Information
2.4 Consumables
2.5 Paper
2.5.1 Paper handling
2.5.2 Media specifications
2.5.3 Type and size of paper
2.6 Printable Area
2.7 Print Speeds with Various Settings
2.8 Telephone
2.9 FAX
2.10 List/Report
2.11 Copy
2.12 Scanner
2.13 USB Direct Interface

CHAPTER 2. THEORY OF OPERATION
This chapter gives an overview of the printing mechanisms as well as the sensors, actuators and control electronics. It aids in understanding the basic principles of operation as well as locating defects
for troubleshooting.
1. GENERAL BLOCK DIAGRAM
2. ELECTRONICS GENERAL BLOCK DIAGRAM
3. MECHANICS
3.1 Cross-section Drawing
3.2 Scanner Mechanism
3.2.1 Document scanner unit
3.2.2 ADF unit
3.3 Paper Feeding
3.3.1 Plate-up function of the paper tray
3.3.2 Paper supply
3.3.3 Paper registration
3.3.4 Paper eject
3.3.5 Paper supply from manual feed slot and paper eject from back
3.4 Toner Cartridge
3.4.1 Type of toner cartridge
3.4.2 Life of toner cartridge
3.4.3 Method of detecting toner life
3.4.4 Relationship between toner amount and life of toner cartridge in number of rotations of develop roller
3.4.5 New toner detection
3.4.6 Method of counting the number of toner replacements
3.5 Principle of Color Overlapping
3.6 Basic Printing Principle
3.6.1 Charging
3.6.2 Exposure
3.6.3 Development
3.6.4 Transfer
3.6.5 Fusing
3.6.6 Toner cleaning
3.7 Location of Sensors
3.8 Adjustment of Color Registration
3.8.1 Color registration error in sub/main scanning direction
3.9 Adjustment of Color Density

CHAPTER 3. ERROR INDICATION AND TROUBLESHOOTING
This chapter details error messages and codes which the incorporated self-diagnostic function of the
machine will display if any error or malfunction occurs. If any error message appears, refer to this
chapter to find which parts should be checked or replaced.
The latter half of this chapter provides sample problems which could occur in the main sections of the
machine and related troubleshooting procedures.
CONTENTS
1. INTRODUCTION
1.1 Precautions
1.2 Components
1.3 Initial Check
2. ERROR INDICATIONS
2.1 Error Codes
2.2 Error Messages
2.3 Error Cause and Remedy
3. PAPER FEEDING PROBLEMS
3.1 No Feeding
3.2 Double Feeding
3.3 Paper Jam
3.4 Dirt on Paper
3.5 Wrinkles on Paper
4. PRINT IMAGE DEFECT FROM PC/USB/FAX RECEPTION TROUBLESHOOTING
4.1 Image Defect Examples
4.2 Pitch Indicated in Roller Image
4.3 Troubleshooting Image Defect
5. SOFTWARE SETTING PROBLEMS
5.1 Cannot Print Data
6. NETWORK PROBLEMS
6.1 Cannot Make a Print through Network Connection
7. TROUBLESHOOTING OF THE COMMUNICATIONS ERRORS
7.1 Definition of Error Codes on the Communications List
8. TROUBLESHOOTING OF THE CONTROL PANEL COVER ASSY
8.1 Nothing is Displayed on the LCD
8.2 The control panel cover ASSY does not Work
9. TROUBLESHOOTING OF FAX FUNCTIONS
9.1 FAX can't Send it
9.2 Speed Dialing and One-touch Dialing can't be Used
9.3 FAX can't be Received
9.4 No Bell Ring
9.5 Speaker is Silent During On-hook Dialing
9.6 Dialing Function does not Switch between Tone" and "Pulse"
10. DOCUMENT FEEDING PROBLEMS
10.1 No Feeding
10.2 Double Feeding
10.3 Paper Jam
10.4 Wrinkles
11. SCANNING IMAGE DEFECT TROUBLESHOOTING
11.1 Image Defect Examples
11.2 Troubleshooting Image Defect
12. OTHERS PROBLEMS
12.1 The Machine is not Turned on