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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