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2. PACKING ..................................................................................................................................... 3-2
3. SCREW TORQUE LIST .............................................................................................................. 3-3
4. LUBRICATION ............................................................................................................................. 3-5
5. OVERVIEW OF GEARS .............................................................................................................. 3-6
6. HARNESS ROUTING .................................................................................................................. 3-7
7. DISASSEMBLY FLOW .............................................................................................................. 3-11
8. DISASSEMBLY PROCEDURE .................................................................................................. 3-12
8.1 PAPER TRAY UNIT / SEPARATION PAD ASSY ............................................................ 3-12
8.2 FRONT COVER ASSY / SW KEY .................................................................................... 3-13
8.2.1 FRONT COVER ASSY ......................................................................................... 3-13
8.2.2 SW KEY ............................................................................................................... 3-15
8.3 BACK COVER / OUTER CHUTE ASSY ........................................................................... 3-17
8.3.1 BACK COVER ...................................................................................................... 3-17
8.3.2 OUTER CHUTE ASSY ......................................................................................... 3-18
8.4 FUSER COVER ASSY ..................................................................................................... 3-19
8.4.1 FUSER COVER ASSY ......................................................................................... 3-19
8.4.2 EJECT ACTUATOR / EJECT ACTUATOR SPRING ........................................... 3-20
8.4.3 EJECT ROLLER ASSY 1 / BUSH C / BUSH R / BUSH L ................................... 3-21
8.5 INNER CHUTE ASSY ....................................................................................................... 3-22
8.6 FUSER UNIT .................................................................................................................... 3-23
8.7 SIDE COVER R ASSY ..................................................................................................... 3-25
8.8 CORNER COVER ............................................................................................................ 3-26
8.9 SIDE COVER L ASSY ...................................................................................................... 3-27
8.10 ROLLER HOLDER ASSY ................................................................................................. 3-28
8.11 WIRELESS LAN PCB ASSY (only HL-2170W) ................................................................ 3-30
8.12 MAIN SHIELD COVER PLATE ......................................................................................... 3-31
8.13 MAIN PCB ASSY .............................................................................................................. 3-32
8.14 TOP COVER ASSY .......................................................................................................... 3-33
8.14.1 TOP COVER ASSY .............................................................................................. 3-33
8.14.2 PAPER STACK LEVER ....................................................................................... 3-34
8.14.3 SUPPORT FLAP 1 / SUPPORT FLAP 2 .............................................................. 3-35
8.14.4 EJECT ROLLER ASSY 2 / BUSH R / BUSH L ................................................... 3-36
8.15 SW SUPPORTER ............................................................................................................. 3-37
8.16 PANEL PCB ASSY ........................................................................................................... 3-38
8.17 HIGH-VOLTAGE PS PCB ASSY ...................................................................................... 3-39
8.18 NEW TONER SENSOR HARNESS ASSY ....................................................................... 3-40
8.19 FILTER ASSY ................................................................................................................... 3-41
8.20 LASER UNIT ..................................................................................................................... 3-42
8.21
FAN MOTOR 60 UNIT / COVER SENSOR HARNESS ASSY / TONER LED PCB ASSY
..... 3-44
8.21.1 FAN MOTOR 60 UNIT ......................................................................................... 3-44
8.21.2 COVER SENSOR HARNESS ASSY ................................................................... 3-45