Brother DCP-9045CDN Manual de serviço - Página 6
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CHAPTER 3 DISASSEMBLY AND ASSEMBLY ..................................... 3-1
1. SAFETY PRECAUTIONS ........................................................................................... 3-1
2. PACKING .................................................................................................................... 3-2
3. SCREW TORQUE LIST.............................................................................................. 3-3
4. LUBRICATION ............................................................................................................ 3-7
5. OVERVIEW OF GEARS ........................................................................................... 3-15
6. HARNESS ROUTING ............................................................................................... 3-17
7. DISASSEMBLY FLOW ............................................................................................. 3-31
8. DISASSEMBLY PROCEDURE................................................................................. 3-32
8.1 Paper Tray ........................................................................................................................3-32
8.2 DX Feed ASSY .................................................................................................................3-34
8.3 MP Cover ASSY/ MP Paper Guide ASSY........................................................................3-34
8.4 MP Lift Arm 2/ MP Roller Holder ASSY............................................................................3-37
8.5 Fuser Unit/ Toner Filter Frame ASSY...............................................................................3-40
8.6 Back Cover Upper ............................................................................................................3-42
8.7 Paper Eject ASSY DX.......................................................................................................3-43
8.8 Back Cover ASSY.............................................................................................................3-45
8.9 Paper Guide/ HV TR Top Cover.......................................................................................3-46
8.10 Transfer HVPS PCB Unit................................................................................................3-47
8.11 Registration-mark Sensor PCB ASSY 1, 2/ Density Sensor/ Registration Relay PCB
ASSY/ Transfer HVPS PCB ASSY.................................................................................3-48
8.12 Side Cover L ASSY ........................................................................................................3-54
8.13 Side Plate LB ..................................................................................................................3-55
8.14 Drum Unit Fan (OPC) .....................................................................................................3-56
8.15 Side Cover R ASSY........................................................................................................3-57
8.16 Paper Stopper.................................................................................................................3-58
8.17 Driver PCB ASSY ...........................................................................................................3-59
8.18 Pull arm L, R/ Hinge Protection Cover ASSY .................................................................3-61
8.19 ADF Unit .........................................................................................................................3-65
8.20 Panel Unit .......................................................................................................................3-99
8.21 Document Scanner Unit ...............................................................................................3-104
8.22 NCU PCB ASSY (MFC-9840CDW only) ......................................................................3-114
8.23 Battery ASSY ................................................................................................................3-117
8.24 Joint Cover ASSY .........................................................................................................3-118
8.25 Speaker ASSY..............................................................................................................3-124
8.26 Roller Holder ASSY ......................................................................................................3-126
8.27 Paper Feed Frame Unit/ T1 PE/Edge Sensor PCB ASSY ...........................................3-127
8.28 Belt Cleaner Release Sensor PCB ASSY ....................................................................3-135
8.29 THM/HUM Sensor Holder ASSY ..................................................................................3-136
8.30 Release Rack ...............................................................................................................3-138
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