Brother HLL3290CDW Service Manual page 5

4.10.2 Full memory................................................................................................. 2-143
4.11 Troubleshooting for Document Feeding Problems ............................................... 2-144
4.11.1 No document is fed ...................................................................................... 2-144
4.11.2 Multiple documents are fed.......................................................................... 2-144
4.11.3 Document jam.............................................................................................. 2-145
4.11.4 Document becomes wrinkled....................................................................... 2-146
4.11.5 Document size is not detected correctly ...................................................... 2-146
4.12 Troubleshooting for Image Defects....................................................................... 2-147
4.12.1 Defect examples.......................................................................................... 2-147
4.12.2 Troubleshooting according to image defect................................................. 2-147
4.13 Troubleshooting for Fax Problems........................................................................ 2-152
4.13.1 Fax cannot be sent ...................................................................................... 2-152
4.13.2 Fax cannot be received ............................................................................... 2-153
4.13.3 Communication error occurs ....................................................................... 2-153
4.13.4 Receive buffer full during receiving into memory......................................... 2-153
4.14 Troubleshooting for Other Problems..................................................................... 2-154
4.14.1 Cannot make print ....................................................................................... 2-154
4.14.2 Problem of USB direct interface .................................................................. 2-154
4.14.3 Cannot update firmware .............................................................................. 2-155
4.14.4 "Tray removed" message does not disappear ............................................. 2-155
CHAPTER 3 DISASSEMBLY/REASSEMBLY
1. SAFETY PRECAUTIONS ..........................................................................3-1
2. PACKING....................................................................................................3-2
3. SCREW CATALOGUE ...............................................................................3-3
4. SCREW TORQUE LIST .............................................................................3-4
5. LUBRICATION ...........................................................................................3-6
6. OVERVIEW OF GEARS.............................................................................3-8
7. HARNESS ROUTING.................................................................................3-9
8. DISASSEMBLY FLOW.............................................................................3-26
9. DISASSEMBLY PROCEDURE ................................................................3-27
9.1 Preparation ............................................................................................................... 3-27
9.2 Paper tray / T1 separation pad ASSY....................................................................... 3-28
9.3 Back cover................................................................................................................ 3-29
9.4 Rear flapper sub ASSY ............................................................................................ 3-31
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