Ricoh G147 Printer Manuals

Manuals and User Guides for Ricoh G147 Printer. We have 1 Ricoh G147 Printer manual available for free PDF download: Service Manual

Ricoh G147 Service Manual

Ricoh G147 Service Manual (496 pages)

Brand: Ricoh | Category: All in One Printer | Size: 9 MB

Table of Contents

Table of Contents

13
- Conventions Used in this Manual
  21
- Read this First
  21
- Safety Information
  22
- Safety Instructions
  22
- During Maintenance
  23
- Lithium Batteries
  24
- Caution Labels
  27
- Laser Safety
  27
- 1 Installation
  
  31
  - Cautions
    33
- Installation
  
  33
  - Installation Requirements
    34
    
    Environment
    34
    
    Machine Level
    34
    
    Minimum Space Requirements
    34
    
    Power Requirements
    35
  - Main Machine Installation
    36
    
    Installation Overview
    36
    
    Installation Flowchart
    37
  - Lct (B543)
    38
    
    Accessory Check: Lct
    38
    
    Installation Procedure: Lct
    38
  - Bridge Unit (B538)
    41
    
    Accessory Check: Bridge Unit
    41
    
    Installation Procedure: Bridge Unit
    41
  - Two-Tray Finisher (G838)
    45
    
    Accessory Check: Two Tray Finisher
    45
    
    Installation Procedure: Two-Tray Finisher
    45
  - Punch Unit (B377)
    49
    
    Accessory Check: Punch Unit
    49
    
    Installation Procedure: Punch Unit
    49
  - Data Overwrite Security Unit (B735)
    53
    
    Before You Begin
    53
    
    Seal Check and Removal
    53
    
    Installation Procedure: Dos Unit
    54
  - Controller Options
    56
    
    Boards and Slots
    56
    
    Installing Sd Cards
    57
    
    Merging Applications on One Sd Card
    58
    
    Installing Controller Options
    60
- 2 Preventive Maintenance
  
  67
  - Pm Tables
    69
    
    Pm Tables for the Printer
    69
    
    Pm Tables for Options
    72
  - Lubrication
    74
- 3 Replacement and Adjustment
  
  75
  - Precautions
    77
    
    General Precautions
    77
    
    Laser Unit Precautions
    77
  - Special Tools and Lubricants
    78
    
    Lubricants
    78
    
    Special Tools
    78
  - Covers and Common Procedures
    79
    
    Duplex Unit
    79
    
    Front Door
    79
    
    Right Upper Cover
    80
    
    By-Pass Tray Unit
    81
    
    Rear Covers
    81
    
    Left Covers
    82
  - Operation Panel
    83
  - Paper Output Tray
    84
  - Laser Unit
    86
    
    Caution Decal Locations
    86
    
    Laser Unit Removal
    86
    
    Polygon Mirror Motor
    88
    
    Laser Synchronization Detector
    89
    
    Ld Unit
    89
    
    Laser Beam Pitch Adjustment
    90
  - Pcdu
    92
    
    Photoconductor Cleaning/Development Unit
    92
    
    Drum
    93
    
    Pick-Off Pawls
    95
    
    Charge Roller and Cleaning Roller
    96
    
    Drum Cleaning Blade
    97
    
    ID Sensor
    98
  - Development
    99
    
    Development Unit
    99
    
    Development Filter
    100
    
    Development Roller
    100
    
    Developer
    101
    
    Td Sensor
    103
  - Transfer Unit
    104
    
    Transfer Belt Unit
    104
    
    Transfer Belt
    105
    
    Transfer Belt Cleaning Blade and Toner Overflow Sensor
    106
  - Paper Feed
    107
    
    Lower Right Cover
    107
    
    Pick-Up, Separation, and Feed Rollers
    107
    
    Relay/Upper Paper Feed and Lower Paper Feed Clutches
    108
    
    Upper Paper Feed Unit for Tray 1
    109
    
    Lower Paper Feed Unit for Tray 2
    110
    
    Paper End/Paper Height/Relay Sensors
    111
    
    Registration Sensor
    111
    
    Tray Lift Motor
    114
    
    Feed/Development Motor
    115
    
    Idle Roller Dust Blade
    116
    
    Registration Roller Dust Blade
    116
  - Fusing Unit
    118
    
    Fusing Unit Removal
    118
    
    Fusing Unit Exit Guide
    119
    
    Hot Roller Strippers
    119
    
    Fusing Lamps
    120
    
    Thermistors and Thermostats
    121
    
    Hot Roller/Pressure Roller
    122
  - By-Pass Tray
    125
    
    By-Pass Paper Feed and Pick-Up Roller Replacement
    125
    
    Covers
    125
    
    By-Pass Separation Roller
    126
    
    Paper End Sensor, Pick-Up Solenoid
    127
    
    Paper Size Sensor Board
    128
    
    By-Pass Table Removal
    129
    
    Paper Feed Clutch
    130
  - Duplex Unit
    131
    
    Duplex Cover Removal
    131
    
    Duplex Entrance Sensor
    131
    
    Duplex Exit Sensor
    132
  - Drive Mechanisms
    133
    
    Registration Clutch, Transfer Belt Contact Clutch
    133
    
    Main Motor
    135
    
    Fusing/Exit Motor
    136
    
    Toner Supply Motor
    137
  - Boards
    139
    
    Nvram
    139
    
    Hvps
    143
    
    Iob
    143
    
    Bicu Board
    144
    
    Hdd and Controller Board
    145
    
    Psu
    145
  - Parallelogram Image Adjustment
    147
- 4 Troubleshooting
  
  149
  - Service Call Conditions
    151
    
    Sc Code Descriptions
    151
- Troubleshooting
  
  151
  - Electrical Component Defects
    185
    
    Sensors
    185
    
    Switches
    186
    
    Bicu Leds
    187
    
    Blown Fuse Conditions (Psu)
    187
    
    Controller Board Test Points
    187
  - Detailed Descriptions
    
    325
  - Specifications
    
    392
    
    Service Tables
    189
    
    Entering and Leaving the Service Program Mode
    191
    
    General Notes
    191
    
    Service Program Mode Operation
    191
    
    Printer Controller Service Mode
    192
    
    Printer Controller Bit Switch Settings
    193
    
    Printer Engine Service Mode
    194
    
    Leaving the Sp Mode
    195
    
    Service Program Mode Tables
    196
    
    Service Table Key
    196
    
    Service Tables
    196
    
    Test Pattern Printing
    281
    
    Printing the Test Pattern
    282
    
    Sp2902-03 Printing Test Patterns
    283
    
    Input Check
    285
    
    Output Check
    292
    
    Memory Clear: Sp5801
    296
    
    Smc Report
    298
    
    Updating the Firmware
    300
    
    How to Update a Module
    301
    
    Printing the Self-Diagnosis Report
    303
    
    Uploading/Downloading Nvram Data
    305
    
    Downloading Nvram Data
    306
    
    Self-Diagnostic Mode
    308
    
    Self-Diagnostic Test Flow
    309
    
    Dip Switches
    311
    
    Using Debug Log
    312
    
    Retrieving the Debug Log from the Hdd
    318
    
    Detailed Descriptions
    323
    
    Paper Path
    325
    
    Drive Layout
    326
    
    Board Layout
    327
    
    Controller Block Diagram
    329
    
    Printing Process Overview
    332
    
    Laser Exposure
    334
    
    Auto Power Control (Apc)
    335
    
    Laser Beam Pitch Change Mechanism
    336
    
    Ld Safety Switches
    337
    
    Photoconductor Unit (Pcdu)
    338
    
    Drum Drive Mechanism
    339
    
    Drum Toner Seals
    340
    
    Drum Charge
    343
    
    Charge Roller Voltage Correction
    344
    
    ID Sensor Pattern Production Timing
    345
    
    Drum Charge Roller Cleaning
    347
    
    Development
    348
    
    Drive Mechanism
    349
    
    Development Bias
    350
    
    Toner Supply
    351
    
    Toner Density Control
    352
    
    Toner Supply Mechanism
    352
    
    Image Pixel Count Mode
    353
    
    Sensor Control Mode
    353
    
    Toner Near End/End Detection
    354
    
    Toner Supply with Abnormal Sensors
    355
    
    Drum Cleaning and Toner Recycling
    356
    
    Toner Recycling
    357
    
    Paper Feed
    358
    
    Paper Feed Drive
    359
    
    Paper Lift
    360
    
    Paper End Detection
    361
    
    Paper Registration
    362
    
    Paper Height Detection
    364
    
    By-Pass Tray
    365
    
    By-Pass Tray Operation
    366
    
    By-Pass Paper Size Detection
    367
    
    Duplex Unit
    368
    
    Duplex Drive Layout
    369
    
    Duplex Unit Feed in and Exit Mechanism
    370
    
    Image Transfer and Paper Separation
    372
    
    Transfer Belt Drive Mechanism
    373
    
    Transfer Belt Unit Contact Mechanism
    374
    
    Transfer Belt Charge
    376
    
    Correction for Paper Width and Thickness
    377
    
    Transfer Belt Cleaning Mechanism
    378
    
    Image Fusing and Paper Exit
    379
    
    Fusing Drive
    380
    
    Fusing Entrance Guide Shift Mechanism
    381
    
    Exit Guide Plate and De-Curler Rollers
    382
    
    Cleaning Mechanism
    383
    
    Fusing Idling Temperature
    384
    
    Fusing Temperature Control
    384
    
    Overheat Protection
    385
    
    Energy Saver Mode
    386
    
    Specifications
    389
    
    Energy Save Mode
    391
    
    Supported Paper Sizes
    392
    
    Software Accessories
    394
    
    System Configuration
    395
    
    Installable Option Table
    396
    
    Option Specifications
    397
    
    Lcit Rt45 (B543)
    398
    
    Paper Feed Unit Pb3020 (G839)
    399
Punch Unit Type 1045 B377

403
- 1 Replacement and Adjustment
  405
  - Punch Position Adjustment
    405
  - 2 Details
    
    406
    
    Punch Drive Mechanism
    406
    
    Punch Waste Collection
    408
Bridge Unit Type 2045 B538

411
- 1 Overall Machine Information
  413
  - Specifications
    413
  - Mechanical Component Layout
    414
  - Electrical Component Description
    415
  - Electrical Component Layout
    415
  - Drive Layout
    416
  - 2 Detailed Description
    
    417
    
    Junction Gate Mechanism
    417
    
    Exit Sensor Replacement
    418
Large Capacity Tray Rt45 B543

421
- 1 Overall Machine Information
  423
  - Specifications
    423
  - Mechanical Component Layout
    424
  - Electrical Component Layout
    425
  - Electrical Component Description
    426
  - Drive Layout
    427
  - 2 Detailed Descriptions
    
    428
    
    Paper Feed Mechanism
    428
    
    TRAY LIFT and Paper HEIGHT DETECTION MECHANISM
    429
    
    Tray Lifting Conditions
    429
    
    Tray Lowering Conditions
    429
    
    Tray Unit Slide Mechanism
    430
  - 3 Service Tables
    
    431
    
    Dip Switches
    431
    
    Fuses
    431
    
    Switches
    431
    
    Test Points
    431
  - 3 Replacement and Adjustment
    
    432
    
    Cover Replacement
    432
    
    Front Cover
    432
    
    Rear Cover
    432
    
    Right Lower Cover
    432
    
    Tray Cover
    432
    
    Upper Cover
    432
    
    Paper Feed Roller
    433
    
    PAPER FEED, SEPARATION, and PICK-UP Rollers
    433
    
    Pick-Up Roller
    433
    
    Roller Replacement
    433
    
    Separation Roller
    433
    
    Paper End Sensor
    434
    
    Tray Lift and Paper End Sensor Replacement
    434
    
    Tray Lift Sensor
    434
    
    Relay Sensor Replacement
    435
    
    Side Fence Position Change
    436
Finisher Sr3040 G838

439
- 1 Replacement and Adjustment
  441
  - Covers
    441
    
    External Covers
    441
    
    Inner Cover
    441
  - Positioning Roller
    442
  - Tray 1 Exit Sensor
    442
  - Entrance Sensor/Stapler Tray Entrance Sensor
    443
  - Stapler Tray
    443
  - Upper Stack Height Sensors/Tray 1 Upper Limit Switch
    444
  - Exit Guide Plate Motor
    445
  - Lift Motors
    445
  - Lower Exit Sensor
    447
  - Lower Stack Height Sensors
    448
  - Tray 2 Shunt Position Sensor
    448
  - Stapler Rotation Hp Sensor
    449
  - Stapler Unit
    449
  - Tray 1 Interior
    450
    
    Tray 1 Covers
    450
    
    Back Fence Lock Clutch
    451
    
    Tray 1 Shift Motor
    451
    
    Tray Shift Sensors and Tray Release Sensor
    451
  - Finisher Main Board
    452
  - Punch Hole Position Adjustment
    452
  - 2 Troubleshooting
    
    453
    
    Timing Charts
    453
    
    A4(S)/Lt(S) Shift Mode with Punch - Tray 1
    454
    
    A4(S)/Lt(S) Staple Mode with Punch
    455
    
    Jam Detection
    456
  - 3 Service Tables
    
    457
    
    Dip Switch Settings
    457
    
    Fuses
    457
    
    Test Points
    457
  - 4 Detailed Descriptions
    
    458
    
    General Layout
    458
    
    Drive Layout
    459
    
    Junction Gates
    460
    
    Tray Shift Mechanisms
    461
    
    Tray Shifting
    461
  - Sm G838
    
    461
    
    Tray 1 (Upper Tray)
    461
    
    Tray 2 (Lower Tray)
    462
    
    Introduction
    463
    
    Normal and Sort/Stack Modes
    463
    
    Staple Mode
    464
    
    Tray 1 Release Mechanism
    465
    
    Tray 2
    467
    
    Pre-Stack Mechanism
    468
    
    Horizontal Paper Alignment
    469
    
    Jogger Unit Paper Positioning Mechanism
    469
    
    Vertical Paper Alignment
    469
    
    Side-To-Side Movement
    470
    
    Stapler Mechanism
    470
    
    Stapler Movement
    470
    
    Stapler Rotation
    470
    
    Stapler
    471
    
    Feed out and Transport
    472
    
    Punch Drive Mechanism
    473
    
    Punch Unit (Optional)
    473
    
    Punch Waste Collection
    474
Paper Feed Unit Pb3020 G839

477
- Cover Replacement
  490
  - Right Cover
    490
  - Rear Cover
    490
- Replacement and Adjustment
  490
- Roller Replacement
  491
  - Paper Feed, Separation, and Pick-Up Rollers
    491
  - Pick-Up Roller
    491
  - Paper Feed Roller
    491
  - Separation Roller
    491
- Tray Motor Replacement
  492
- PAPER FEED and RELAY Clutch REPLACEMENT
  493
- Paper FEED UNIT REPLACEMENT
  494
  - Upper Paper Feed Unit
    495
  - Lower Paper Feed Unit
    495
- Paper End, Tray Lift, and Relay Sensor Replacement
  496
  - Paper End Sensor
    496
  - Tray Lift Sensor
    496
  - Relay Sensor
    496

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