iv Confidential
CHAPTER 5 DISASSEMBLY/REASSEMBLY AND LUBRICATION
5.1 DISASSEMBLY/REASSEMBLY ...............................................................................5-1
Safety Precautions........................................................................................................5-1
Tightening Torque.........................................................................................................5-2
Preparation ...................................................................................................................5-3
How to Access the Object Component.........................................................................5-3
Disassembly Flowchart.................................................................................................5-4
5.1.1 AC Cord................................................................................................................5-5
5.1.2 Drum/Toner ASSY................................................................................................5-5
5.1.3 Paper Tray............................................................................................................5-6
5.1.4 Rear Cover...........................................................................................................5-7
5.1.5 Rear Chute Cover ................................................................................................5-8
5.1.6 Side Cover L.........................................................................................................5-9
5.1.7 Side Cover R......................................................................................................5-10
5.1.8 ADF Unit.............................................................................................................5-11
5.1.9 Pull Arm/Pull Arm Guide/Lock Claw Pull Arm Spring.........................................5-25
5.1.10 Scanner Unit.......................................................................................................5-26
5.1.11 Panel Unit...........................................................................................................5-26
5.1.12 NCU PCB ...........................................................................................................5-30
5.1.13 Speaker..............................................................................................................5-31
5.1.14 Joint Cover ASSY/Paper Stopper/Battery ASSY................................................5-33
5.1.15 Front Cover ........................................................................................................5-36
5.1.16 Pickup Roller Holder ASSY................................................................................5-38
5.1.17 Fixing Unit ..........................................................................................................5-42
5.1.18 High-Voltage PS PCB ASSY..............................................................................5-48
5.1.19 Main PCB ...........................................................................................................5-49
5.1.20 PS PCB Unit.......................................................................................................5-51
5.1.21 Laser Unit...........................................................................................................5-54
5.1.22 Sub Chute ASSY................................................................................................5-56
5.1.23 Link Lever...........................................................................................................5-57