Table of Contents
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3.1 OVERVIEW ............................................................................................................3-1
3.1.1 Precautions for Disassembly and Assembly ....................................................................... 3-1
3.1.2 Tools ........................................................................................................................................ 3-1
3.1.3 Specification for Screws........................................................................................................ 3-2
3.1.4 Service Checks After Repair.................................................................................................. 3-3
3.2 DISASSEMBLY AND ASSEMBLY .........................................................................3-4
3.2.1 ROM Replacement.................................................................................................................. 3-4
3.2.2 Upper Case Removal.............................................................................................................. 3-5
3.2.3 Front panel unit Removal ...................................................................................................... 3-6
3.2.4 Inverter Board and Lamp Unit Removal............................................................................... 3-7
3.2.4.1 Inverter Board Removal ............................................................................................ 3-7
3.2.4.2 Lamp Unit Removal................................................................................................... 3-7
3.2.5 Power Supply Unit Removal.................................................................................................. 3-9
3.2.6 Sub Board removal (SCSI Model Only) .............................................................................. 3-10
3.2.7 Digital Board Removal ......................................................................................................... 3-11
3.2.8 Engine Unit Removal............................................................................................................ 3-13
3.2.8.1 Main Scan Motor Unit Removal............................................................................... 3-15
3.2.8.2 Photo Interrupter A Removal................................................................................... 3-16
3.2.8.3 Frame Removal....................................................................................................... 3-17
3.2.8.4 Optical Unit and Preview Motor Removal................................................................ 3-18
3.2.8.5 Sensor Board Removal ........................................................................................... 3-20
Rev. A
DISASSEMBLY AND ASSEMBLY
DISASSEMBLY AND ASSEMBLY
CHAPTER 3
3-1
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