Brother MFC-9440CN - Table of Contents

iii Confidential
TABLE OF CONTENTS
REGULATION............................................................................................ VIII
SAFETY INFORMATION............................................................................ XII
CHAPTER 1 TROUBLESHOOTING ........................................................ 1-1
1. INTRODUCTION .........................................................................................................1-1
1.1 Precautions ........................................................................................................................ 1-1
1.2 Initial Check........................................................................................................................ 1-1
2. ERROR CODES..........................................................................................................1-3
2.1 Error Indication ................................................................................................................... 1-3
2.2 Error Cause and Remedy .................................................................................................. 1-5
2.2.1 Recoverable Error by User Check ........................................................................... 1-5
2.2.2 Service Call Error..................................................................................................... 1-8
3. PAPER FEEDING PROBLEMS.................................................................................1-39
3.1 No Feeding....................................................................................................................... 1-39
3.2 Double Feeding................................................................................................................ 1-39
3.3 Paper Jam ........................................................................................................................ 1-40
3.4 Dirt on Paper .................................................................................................................... 1-41
3.5 Wrinkles............................................................................................................................ 1-41
4. IMAGE DEFECT TROUBLESHOOTING................................................................... 1-42
4.1 Image Defect Examples ................................................................................................... 1-42
4.2 Diameter of Rollers .......................................................................................................... 1-43
4.3 Troubleshooting Image Defect......................................................................................... 1-43
5. SOFTWARE SETTING PROBLEMS.........................................................................1-60
6. NETWORK PROBLEMS ...........................................................................................1-61
7. TROUBLESHOOTING OF THE COMMUNICATIONS ERRORS..............................1-62
8. TROUBLESHOOTING OF THE CONTROL PANEL .................................................1-66
9. TROUBLESHOOTING OF FAX FUNCTIONS...........................................................1-68
10. OTHERS PROBLEMS.............................................................................................1-72
CHAPTER 2 PERIODICAL MAINTENANCE........................................... 2-1
1. CONSUMABLE PARTS...............................................................................................2-1
2. PERIODICAL REPLACEMENT PARTS ......................................................................2-4
2.1 Periodical Replacement Parts............................................................................................ 2-4
2.2 Procedures to Replace Periodical Replacement Parts...................................................... 2-5
2.2.1 Fuser Unit & Fuser Filter Frame ASSY.................................................................... 2-5
2.2.2 Laser Unit................................................................................................................. 2-9