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Make/Model Information:

  • Brand:   Brother
  • Models included:
    • Brother DCP-7030
    • Brother DCP-7040
    • Brother DCP-7045
    • Brother MFC-7320
    • Brother MFC-7340
    • Brother MFC-7440
    • Brother MFC-7450
    • Brother MFC-7840

File Information:

  • Type:   Factory Service Manual (FSM)
  • Language:   English (EN)
  • Number of pages:   388
  • File size:  ∼ 13.20 MB
  • File Format:   PDF only
  • SME Watermarks:   None
  • Password lock:   No
  • Edit/copy/modify:   Yes
  • SKU:   BMBR-1079

NOTE:  This list was created by program script and may not accurately represent the text from the source pages.   For full preview please click on 'Download sample':

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PREFACE
REGULATION
SAFETY INFORMATION
CHAPTER 1 TROUBLESHOOTING
1. INTRODUCTION
1.1 Precautions
1.2 Part names
1.3 Initial Check
2. ERROR CAUSE
2.1 Error indication
2.2 Error Code Cause and Remedy
2.2.1 Recoverable User Check Errors
2.2.2 Service Call Error
3. PAPER FEEDING PROBLEMS
3.1 No Feeding
3.2 Double Feeding
3.3 Paper Jam
3.4 Dirt on Paper
3.5 Wrinkles or creases
3.6 Waves in the paper / folds in the paper at the eject roller 2
3.7 Curl in the paper
4. TROUBLESHOOTING OF DOCUMENT FEEDING
4.1 No Feeding
4.2 Double feeding
4.3 Paper Jam
5. IMAGE DEFECT TROUBLESHOOTING (Defect Of the Print)
5.1 Image Defect Examples
5.2 Diameter of Rollers
5.3 Troubleshooting Image Defect
6. TROUBLESHOOTING OF SCANNIG
(If scan the document, it is completely white or black.)
(If scan the document, it is completely white or black.)
6.3 Print of the scanning document is light or dark
6.4 Vertical streaks (White or Black vertical streaks)
1.4.10 Operational Check of Sensors (Function code 32)
1.4.11 PC Print Function setting (Function code 32)
(MFC-7840W/7840N/7450/7440N/7340/7320 only)
1.4.13 Fine Adjustment of Scan Start/End Positions (Function code 54)
1.4.14 Acquisition of White Level Data (Function code 55)
1.4.15 Paper Feeding and Ejecting Test (Function code 67)
1.4.16 EEPROM Customizing (Function code 74)
1.4.17 Operational Check of Fans (Function code 78)
1.4.18 Display of the Machine's Log Information (Function code 80)
1.4.19 Error Code Indication (Function code 82)
(only MFC7840W/7840N/7450/7440N/7340/7320)
1.4.21 Exit from the Maintenance Mode (Function code 99)
2. OTHER SERVICE FUNCTIONS
2.1 User Maintenance Mode
2.2 Resetting the developing bias voltage counter
CHAPTER 6 CIRCUIT DIAGRAMS, WIRING DIAGRAM
APPENDIX 1 WORKER SWITCH Settings (WSW)
APPENDIX 2 DELETION OF PERSONAL INFORMATION
APPENDIX 3 SERIAL NUMBERING SYSTEM
APPENDIX 4 SCREW CATALOGUE
APPENDIX 5 GLOSSARY
APPENDIX 6 REFERENCES


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