Confidential
4.7.3 Document jam ............................................................................................. 2-75
4.7.4 Wrinkles on documents............................................................................... 2-77
4.7.5 Document size not correctly detected ......................................................... 2-77
4.8 Scanned-image Problems ................................................................................... 2-78
4.8.1 Defective images......................................................................................... 2-78
4.8.2 Troubleshooting from image defect............................................................. 2-78
4.9 Fax Problems ...................................................................................................... 2-83
4.9.1 No faxes can be sent ..................................................................................2-83
4.9.2 No faxes can be received............................................................................ 2-83
4.9.3 A communications error occurs................................................................... 2-84
4.10 Other Problems ................................................................................................... 2-85
4.10.1 The machine cannot be powered ON .........................................................2-85
4.10.2 Memory card/PictBridge does not function (no response) .......................... 2-85
4.10.3 Data of memory card/PictBridge does not read ..........................................2-85
4.10.4 Internal memory errors................................................................................ 2-86
4.10.5 Security Function Lock related problems.................................................... 2-86
4.10.6 Ink cartridge related problems..................................................................... 2-86
4.10.7 Loud printing sound.....................................................................................2-86
CHAPTER 3 DISASSEMBLY AND ASSEMBLY ............................................................... 3-1
1 PRECAUTIONS BEFORE PROCEEDING .................................................................... 3-1
2 PACKING ....................................................................................................................... 3-3
3 SCREW CATALOGUE................................................................................................... 3-4
4 SCREW TORQUE LIST ................................................................................................. 3-5
5 LUBRICATION ............................................................................................................... 3-6
6 OVERVIEW OF GEARS............................................................................................... 3-11
7 ROUTING OF HARNESSES AND INK SUPPLY TUBES ........................................... 3-12
8 DISASSEMBLY FLOW ................................................................................................ 3-20
9 DISASSEMBLY PROCEDURE.................................................................................... 3-22
9.1 Preparation.......................................................................................................... 3-22
9.2 Head Joint Rubber, Head/carriage Unit and CR Timing Belt .............................. 3-27
9.3 Ink Absorber Box................................................................................................. 3-41
9.4 FB Hinge.............................................................................................................. 3-42
9.5 Manual Feed Slot Cover ASSY ...........................................................................3-45
9.6 Document Scanner Side Cover L........................................................................ 3-46
9.7 Document Scanner Side Cover R ....................................................................... 3-47
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