Brother HL-5340D Service Manual page 146

CHAPTER 5 DISASSEMBLY/REASSEMBLY
This chapter details procedures for disassembling and reassembling the machine together
with related notes. The disassembly order flow provided enables you to see at a glance the
quickest way to get to component(s) involved.
At the start of a disassembly job, you check the disassembly order flow that guides you
through a shortcut to the object components.
This chapter also covers screw tightening torques and lubrication points to which the
specified lubricants should be applied during reassembly jobs.
1. SAFETY PRECAUTIONS ............................................................................................. 5-1
2. PACKING ......................................................................................................................5-2
3. SCREW TORQUE LIST ................................................................................................ 5-3
4. LUBRICATION .............................................................................................................. 5-5
5. GEAR LAYOUT DRAWING .......................................................................................... 5-7
6. HARNESS ROUTING.................................................................................................... 5-8
7. DISASSEMBLY FLOW CHART .................................................................................. 5-18
8. DISASSEMBLY PROCEDURE ................................................................................... 5-19
8.1 Paper Tray ................................................................................................................. 5-20
8.2 Back Cover ................................................................................................................ 5-23
8.3 Rear Chute ASSY ...................................................................................................... 5-25
8.4 Fuser Unit .................................................................................................................. 5-27
8.5 Tray MP ASSY ........................................................................................................... 5-31
8.6 MP Tray Cover ASSY/Process Cover ASSY/Emblem cover ..................................... 5-32
8.7 Access Cover/Side Cover L ....................................................................................... 5-35
8.8 Main PCB................................................................................................................... 5-36
8.9 Side Cover R.............................................................................................................. 5-37
8.10 Top Cover Printed ASSY (LED model) ...................................................................... 5-38
8.10.1 Panel PCB ASSY ........................................................................................... 5-39
8.10.2 SW Key A/B ................................................................................................... 5-39
8.10.3 Inner Chute/Pinch Roller Holder .................................................................... 5-41
8.11 Top Cover Printed ASSY/Panel Plate Printed ASSY (LCD model)............................ 5-42
8.11.1 Inner Chute/Pinch Roller Holder .................................................................... 5-43
8.11.2 Panel PCB ASSY ........................................................................................... 5-45
8.11.3 SW Key A/B/C /Set Key Printed ASSY .......................................................... 5-46
8.11.4 LCD Holder ASSY.......................................................................................... 5-49
8.12 Gear Plate Calking ASSY/Develop Joint/Main Motor ASSY...................................... 5-51
8.13 Main Shield Plate ASSY ............................................................................................ 5-53
8.14 Relay Rear PCB ASSY/Connector ............................................................................ 5-56
8.15 Relay Front PCB ASSY ............................................................................................. 5-58
8.16 Drive Release Link..................................................................................................... 5-59
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