Table Of Contents - Brother DCP-7090 Service Manual

SAFETY INFORMATION
CHAPTER 1 SUPPLEMENTAL SPECIFICATIONS
1. GENERAL ................................................................................................................................... 1-1
2. NETWORK CONNECTIVITY ....................................................................................................... 1-9
3. SERVICE INFORMATION ......................................................................................................... 1-10
4. SUPPLIES ................................................................................................................................. 1-12
5. MEDIA SPECIFICATIONS ........................................................................................................ 1-20
6. FAX (ONLY FOR THE MODELS WITH FAX FUNCTION) ....................................................... 1-21
7. COPY ......................................................................................................................................... 1-22
8. SCANNER ................................................................................................................................. 1-24
CHAPTER 2 ERROR INDICATIONS AND TROUBLESHOOTING
1. INTRODUCTION ......................................................................................................................... 2-1
1.1 Precautions ......................................................................................................................... 2-1
1.2 Checks before Commencing Troubleshooting .................................................................... 2-3
2. OVERVIEW ................................................................................................................................. 2-5
2.1 Cross-section Drawing ........................................................................................................ 2-5
2.1.1 Printer part .............................................................................................................. 2-5
2.1.2 Scanner part ........................................................................................................... 2-7
2.2 Paper Feeding .................................................................................................................... 2-9
2.2.1 Printer part .............................................................................................................. 2-9
2.2.2 Scanner part ......................................................................................................... 2-11
2.3 Operation of Each Part and Location of Parts .................................................................. 2-12
2.4 Block Diagram .................................................................................................................. 2-14
2.5 Main Components ............................................................................................................. 2-15
3. ERROR INDICATIONS .............................................................................................................. 2-17
3.1 Error Codes ...................................................................................................................... 2-17
3.2 Error Message .................................................................................................................. 2-25
3.2.1 LCD models .......................................................................................................... 2-25
3.2.2 Touch panel models ............................................................................................. 2-34
3.3 Communication Errors ...................................................................................................... 2-43
4. TROUBLESHOOTING .............................................................................................................. 2-47
4.1 Error Cause and Remedy ................................................................................................. 2-47
4.2 Troubleshooting for Paper Feeding Problems .................................................................. 2-73
4.2.1 No paper feeding from paper tray ........................................................................ 2-73
CONTENTS
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Confidential