Ricoh A189 Manuals
Manuals and User Guides for Ricoh A189. We have 1 Ricoh A189 manual available for free PDF download: Service Manual
Ricoh A189 Service Manual (733 pages)
Brand: Ricoh
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Category: All in One Printer
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Size: 13.28 MB
Table of Contents
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Parts Layout
49 -
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Solenoids61
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Clutches61
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Lamps62
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Switches62
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Heaters63
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Thermistors63
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Thermofuses63
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Thermostat63
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Sensors64
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Fan Motors65
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Motors65
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Counter66
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Drum Unit
93-
Overview93
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Mechanisms94
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Drum Charge95
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Quenching97
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Scanner Unit
98-
Overview98
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Scanner99
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Scanner Drive100
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Color CCD101
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Others105
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Image Processing
107-
Overview107
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Scanner Section109
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A/D Conversion109
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Shading Circuit110
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D/A Conversion112
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Ipu Section114
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Cpu131
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Others133
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Interface133
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IPU Board Test133
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Laser Exposure
134 -
Development Unit
142-
Overview142
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Mechanisms143
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Overview162
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Layout163
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Belt Transfer164
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Paper Transfer177
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Overview180
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By-Pass Feed188
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Drive Mechanism193
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Fusing Unit195
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Duplex Unit
203 -
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Block Diagram210
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Command Sequence211
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Normal Copy Mode211
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Edit Mode212
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Dimensions216
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Environment217
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Service Tables
280-
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Sp Table282
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LCD Display282
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Tp/Fuse/Led/Sw311
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Test Point311
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Fuse Conditions315
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Led Conditions315
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Switches316
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Regular Pm Table317
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Exterior334
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Platen Cover334
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Front Cover334
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Rear Cover335
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Exposure Glass335
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Upper Covers336
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Operation Panel337
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A189 Copier337
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Left Covers338
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Right Covers338
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Inner Covers339
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Used Toner Tank339
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Drum Unit341
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Scanner Unit
347 -
Laser Unit
364 -
Development Unit
369 -
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Transfer Belt384
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Cleaning Unit386
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Lubricant Unit390
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Replacement402
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Oil Pan Pads417
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Procedure419
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Troubleshooting420
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Duplex Unit421
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Filters425
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Others429
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Scu429
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SCU Replacement429
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Main Counter431
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Ram Clear431
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Troubleshooting
436 -
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Specifications478
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Component Layout479
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Timing Charts490
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Service Tables493
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Dip Switches493
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Fuse494
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Led494
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Paper Tray Unit
502-
Specifications504
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Component Layout505
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Drive Layout506
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Overview508
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Drive Mechanism509
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Service Tables511
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Dip Switches511
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Test Points512
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Specifications520
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Component Layout522
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Drive Layout523
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Basic Operation525
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Staple Mode527
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Jogger Mechanism531
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Grip Assembly532
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Stapler Unit533
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Stapler Switch534
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Jam Detection537
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Service Tables
538-
Dip Switches538
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Test Points539
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Led539
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Specifications
548 -
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Overview550
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Shading551
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Mirror Unit552
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1 Timing Chart
557 -
Appendix
557
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