iii
Confidential
4.13 Troubleshooting for Fax Problems .................................................................................... 2-94
4.13.1 Fax cannot be sent ............................................................................................... 2-94
4.13.2 Fax cannot be received ........................................................................................ 2-95
4.13.3 Telephone communication is unavailable ............................................................ 2-95
4.13.4 Communication error occurs ................................................................................ 2-96
4.14 Troubleshooting for Other Problems ................................................................................. 2-97
4.14.1 Cannot print .......................................................................................................... 2-97
4.14.2 Cannot update firmware ....................................................................................... 2-97
4.14.3 Machine is not turned ON ..................................................................................... 2-98
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 .............................................................................................................. 3-7
7. HARNESS ROUTING .................................................................................................................. 3-9
8. DISASSEMBLY FLOW CHART ................................................................................................ 3-22
9. DISASSEMBLY PROCEDURE ................................................................................................. 3-23
9.1 Preparation ....................................................................................................................... 3-23
9.2 Cord Hook ......................................................................................................................... 3-25
9.3 Back Cover ....................................................................................................................... 3-26
9.4 Outer Chute ASSY ............................................................................................................ 3-27
9.5 Front Cover ASSY, Support Flap ...................................................................................... 3-28
9.6 Side Cover R .................................................................................................................... 3-29
9.7 Fuser Cover ...................................................................................................................... 3-30
9.8 Inner Chute ASSY ............................................................................................................ 3-31
9.9 Side Cover L, Handset Holder ASSY (For models with handset) ..................................... 3-32
9.10 Pull Arm L, Pull Arm R, Pull Arm Spring ........................................................................... 3-34
9.11 Document Scanner Unit .................................................................................................... 3-35
9.12 ADF Unit (For models with ADF) ...................................................................................... 3-37
9.12.1 ADF Unit ............................................................................................................... 3-37
9.12.2 Hinge ASSY L, Hinge R, Hinge R Support, Hinge Arm R .................................... 3-39
9.12.3 ADF Document Output Support Flap, ADF Document Support ........................... 3-40
9.12.4 ADF Cover ASSY, Gear Cover ............................................................................ 3-41
9.12.5 Document Separate Roller ASSY ........................................................................ 3-42
9.12.6 ADF Separation Pad Holder ASSY ...................................................................... 3-43
9.12.7 CIS Spacer, Second Side CIS Unit (Duplex scanning models only) .................... 3-44
9.12.8 Document Feed Roller ASSY 1 ............................................................................ 3-46
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