Confidential
3.4.3 Paper jam ........................................................................................................ 2-89
3.4.4 Dirt on paper .................................................................................................... 2-93
3.4.5 Wrinkles on paper............................................................................................ 2-93
3.5 Image Defect Troubleshooting.................................................................................. 2-94
3.5.1 Image defect examples ................................................................................... 2-94
3.5.2 Pitch indicated in roller image.......................................................................... 2-95
3.5.3 Troubleshooting image defect ......................................................................... 2-95
3.6 Software Setting Problems ......................................................................................2-111
3.6.1 Cannot print data ............................................................................................2-111
3.7 Network Problems ...................................................................................................2-111
3.7.1 Cannot make a print through network connection (Error code ED, EE) .........2-111
3.8 Others Problems..................................................................................................... 2-112
3.8.1 The printer is not turned ON, or the LCD indication does not appear ........... 2-112
3.8.2 The fan does not work (Error code 2B, EC) .................................................. 2-112
3.8.3 The USB direct interface does not work (Error code CA, etc) ....................... 2-113
3.8.4 The room temperature is high or low............................................................. 2-113
3.8.5 Paper is not fed from the specified tray ......................................................... 2-113
CHAPTER 3 DISASSEMBLY AND ASSEMBLY
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...............................................................................3-10
8. DISASSEMBLY FLOW.............................................................................3-21
9. DISASSEMBLY PROCEDURE ................................................................3-22
9.1 Paper Tray ................................................................................................................ 3-23
9.2 Paper Stopper........................................................................................................... 3-24
9.3 Back Cover/Back Cover Stopper Arm L/R................................................................ 3-25
9.4 Fuser Cover.............................................................................................................. 3-28
9.5 Fuser Unit ................................................................................................................. 3-30
9.6 Side Cover L/Access Cover...................................................................................... 3-33
9.7 Side Cover R ASSY.................................................................................................. 3-36
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