Table of Contents
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3.1.1 Precautions on maintenance .................................... 3-1
3.1.2 Check the consumables life .................................... 3-2
3.1.3 Consumables (CRU : customer replacement unit) ......... 3-3
3.1.4 Replacing the consumables. .................................... 3-4
3.1.5 Maintenance parts (FRU : field replacement unit) ......... 3-8
3.1.6 Location of maintenance parts ................................. 3-10
3.1.7 Replacing the maintenance parts .............................. 3-11
3.1.8 Cleaning the machine ............................................. 3-22
3.2 Disassembly and reassembly .......................................... 3-28
3.2.1 General precautions on disassembly ........................... 3-28
3.2.2 General disassembly ............................................. 3-33
3.2.2.1 Cover ............................................................ 3-34
3.2.2.2 DADF Unit ...................................................... 3-35
3.2.2.3 OPE ............................................................... 3-37
3.2.2.4 Scan Ass'y ...................................................... 3-38
3.2.2.5 Video board ................................................... 3-44
3.2.2.6 Engine Board ................................................... 3-45
3.2.2.7 SMPS board and FDB board .............................. 3-46
3.2.2.8 Main Drive Unit ................................................ 3-47
3.2.2.9 Deve Drive Unit ................................................ 3-49
3.2.2.10 Fuser Drive Unit ............................................. 3-49
3.2.2.11 LSU ............................................................ 3-50
3.2.2.12 HVPS board ................................................... 3-52
3.2.2.13 Side Duplex ................................................... 3-54
3.2.2.14 ACR/CTD Sensor .......................................... 3-57
3.2.2.15 Duplex Sensor ................................................ 3-59
3.2.2.16 Exit Sensor ................................................... 3-60
3.2.2.17 Feed Sensor ................................................ 3-61
3.2.2.18 Regi Sensor ................................................... 3-62
3.2.2.19 WTB Full Sensor ............................................. 3-63
3.2.2.20 1-bin Finisher ................................................ 3-65
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Table of Contents
Troubleshooting
