Brother MFC-860 Manual de servicio - Página 4

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CHAPTER IV. DISASSEMBLY/REASSEMBLY AND LUBRICATION

DISASSEMBLY/REASSEMBLY .............................................................................. IV-1

Safety Precautions ................................................................................................... IV-1

Tightening Torque List ............................................................................................. IV-2

Preparation............................................................................................................... IV-4

How to Access the Object Component ................................................................... IV-4

Disassembly Order Flow .......................................................................................... IV-5

1.1

Print Head Unit ..................................................................................................... IV-6

1.2

Paper Cassette..................................................................................................... IV-11

1.3

Document Tray ASSY .......................................................................................... IV-12

1.4

Rear Cover ........................................................................................................... IV-14

1.5

Document Tray Open Sensor and ADF Unit ........................................................ IV-15

1.6

Control Panel ASSY, Scanner Open Sensor PCB, and Open Sensor Actuator... IV-22

1.7

Scanner Unit......................................................................................................... IV-24

1.8

Inner Cover, Front Cover, and Media PCB........................................................... IV-31

1.9

Side Cover L and VC Connector PCB.................................................................. IV-33

1.10 Side Cover R and Speaker................................................................................... IV-34

1.11 Cover Sheet and Rear Frame .............................................................................. IV-36

1.12 NCU PCB ............................................................................................................. IV-37

1.13 Power Supply PCB ............................................................................................... IV-40

1.14 Main PCB ............................................................................................................. IV-41

1.15 Insulator Films and PCB Support Plate ................................................................ IV-44

1.16 Front Lock Frame, Side Chassis R & L, and Ink Absorber Box ........................... IV-45

1.17 Gear Frame and Main Chassis ............................................................................ IV-48

1.18 Purge Unit, Purge Switch Harness (Purge-related Switches), and Gears ........... IV-51

1.19 Platen and Star Wheels........................................................................................ IV-54

1.20 Lower Paper Chute, Paper Ejection/Cassette Sensor PCB,

and Sensor Actuators .......................................................................................... IV-55

1.21 Release Lever and Release Plate ........................................................................ IV-57

1.22 Idle Pulley Related Parts and Carriage Motor ...................................................... IV-59

CONTENTS