Ricoh A172 Belt Cleaning Manuals

Manuals and User Guides for Ricoh A172 Belt Cleaning. We have 2 Ricoh A172 Belt Cleaning manuals available for free PDF download: Service Manual

Ricoh A172 Service Manual (525 pages)

Brand: Ricoh | Category: All in One Printer | Size: 12 MB

Table of Contents
12
Important Safety Notices
20
Overall Machine Information

26
- Machine Configuration
  
  28
- Specifications
  
  29
- Mechanical Component Layout
  
  37
- Drive Layout
  
  39
- Electrical Component Descriptions
  
  41
Detailed Descriptions

48
- Major Differences from the Dfc-Alpha (A109)
  
  50
- Process Control
  
  54
  - Latent Image Control
    54
    
    Drum Potential Sensor Calibration
    54
    
    Gradation Pattern Detection
    55
  - Toner Density Control
    56
    
    Cnt Correction
    56
    
    Forced Toner Consumption Mechanism
    57
    
    Forced Toner Supply Mechanism
    57
- Drum Unit
  
  58
  - Drum Charge
    58
  - Drum Charge Corona Wire/Grid Cleaning
    59
  - Drive Mechanism
    60
  - Drum Lubrication Mechanism
    61
- Image Processing
  
  62
  - Ipu Section Block Diagram
    62
  - Acs (Auto Color Selection)
    63
  - Rgb Filter
    66
    
    Filtering
    66
    
    Auto Image Density Control (Full Color)
    66
  - Color Correction
    67
    
    Image Modes
    68
    
    Background Density Control
    69
    
    Contrast
    70
    
    Auto Image Density Control (B/W, Twin Color, Single Color)
    71
  - Acc (Auto Color Calibration)
    72
  - Ymcbk FILTER
    73
- Development
  
  74
  - Development Sleeve Cleaning
    74
- Toner Tank
  
  75
  - Toner Agitation
    75
  - Toner End Detection
    76
- Transfer Belt Unit
  
  77
  - Transfer Belt Bias
    77
  - Transfer Belt Lubrication
    78
- Transfer Roller Unit
  
  79
  - Transfer Belt/Roller Heater Control
    79
  - Transfer Roller Bias
    80
  - Transfer Roller Lubrication
    81
  - Paper Discharge
    82
- Fusing Unit
  
  83
  - Roller Cleaning Mechanism
    83
  - Fusing Temperature Control
    84
- Operation Panel
  
  85
  - Operation Panel Control Block Diagram
    85
  - Operation Control Board
    86
  - Op-Port
    87
Installation

88
- Installation Requirements
  
  90
  - Environment
    90
  - Machine Level
    90
  - Minimum Space Requirements
    91
  - Power Requirements
    92
- Copier (A172/A199)
  
  93
  - Accessory Check
    93
    
    Copier
    93
    
    Optional Holder (A702-18)
    93
  - Copier Separation
    94
  - Copier Installation Procedure
    95
  - Paper Size Change
    115
  - Optional Holder (A702-18)
    118
  - Key Counter Installation
    120
  - Upper and Lower Tray Heaters (Options)
    121
- Dual Job Feeder (A610)
  
  122
  - Accessory Check
    122
  - Installation Procedure
    123
- Sorter (A322)
  
  126
  - Accessory Check
    126
  - Installation Procedure
    127
- Film Projector (A718)
  
  133
  - Accessory Check
    133
  - Installation Procedure
    134
- Controller Interface Type-C (A583-05)
  
  143
  - Accessory Check
    143
  - Installation Procedure
    144
Service Tables

150
- Service Program Mode
  
  152
  - Service Program Mode Operation
    152
    
    Service Program Access Procedure
    152
    
    To Exit SP Mode
    152
    
    To Return to the Index Menu
    153
    
    Change the Menu Screen
    153
    
    To Make a Copy While in SP Mode
    153
    
    To Input Settings
    154
    
    To Clear the Counters
    154
  - Service Program Mode Table
    155
    
    1] Sp Adjustment
    155
    
    2] SP Test
    169
    
    3] SP Data Output
    177
    
    4] SP Special Feature
    181
    
    5] Jam/Sc Counter
    193
    
    6] Operation Counter
    195
    
    7] Counter Clear
    203
    
    8] Printer
    205
    
    10] Special Mode Program
    209
    
    Input Check Mode Table
    211
    
    Output Check Mode Table
    214
- Administrator Tools
  
  218
  - Administrator Tools Access Procedure
    218
- Test Points/Dip Switches/Leds
  
  219
  - Main Control Board
    219
  - Ipu Board
    219
    
    DIP Switches
    219
    
    Leds
    219
- Preventive Maintenance Schedule
  
  220
  - Pm Table
    220
Replacement and Adjustment

228
- Color Balance Adjustment
  
  230
  - Auto Color Calibration (Acc)
    230
    
    Calibration Procedure
    230
    
    To Recall the Settings that Were in Use before the ACC
    233
    
    To Change the Value of the Γ Correction Data
    234
- Laser Unit
  
  236
  - Warning
    236
- Drum Unit
  
  237
  - Charge Corona Wire and Wire Cleaner Pad
    237
    
    Replacement
    237
  - Drum Lubricant Bar Replacement
    238
  - Wire Cleaner Motor Replacement
    239
  - Installing a New Drum
    240
- Development Section
  
  242
  - Developer Collection
    242
  - Developer Installation
    244
- Transfer Belt Cleaning Unit
  
  249
  - Belt Lubricant Bar Replacement
    249
  - Belt Lubricant Bar Solenoid Replacement
    250
- Transfer Roller Unit
  
  251
  - Roller Lubricant Bar Replacement
    251
- Fusing Unit
  
  253
  - Pressure Roller Cleaning Roller Replacement
    253
  - Fusing Pressure (Nip Band Width) Confirmation
    254
- Others
  
  255
- A172/A199 Fiery XJ System Printer Γ Adjustment Procedure
  
  258
  - Procedure
    258
  - To Change the Value of the Γ Correction Data
    261
    
    For Letter Mode
    261
    
    For Photo Mode
    262
Troubleshooting

264
- Service Call Conditions
  
  266
  - Scanning
    268
  - Printing
    272
  - Development
    273
  - Around the Drum
    277
  - Transfer Belt / Roller
    280
  - Paper Feed
    282
  - Fusing
    283
  - Communication
    287
  - Optional Equipment
    290
  - Others
    292
  - ACC Control
    293
- Blown Fuse Conditions
  
  294
- Operation Panel Self-Diagnostic Modes
  
  295
  - Starting the Operational Diagnostic Program
    296
  - Self-Diagnostic Modes
    298
  - Details about Operation Panel Self-Diagnosis
    301
    
    Main RAM Read/Write Test
    301
    
    System ROM Check Sum Test
    303
    
    Video RAM Read/Write Test
    305
    
    VGA Test
    307
    
    LCD Pattern Test
    309
    
    Touch Panel Test
    311
    
    Led/Conventional Key Test
    313
    
    8) CMOS RAM Test
    315
- Problems Detected at Tests and Suspected
  
  317
  - Units
    317
Dual Job Feeder Df62 (A610)

320
- Specifications
  
  322
- Component Layout
  
  324
  - Mechanical Component Layout
    324
  - Electrical Component Layout
    325
- Electrical Component Description
  
  326
- Original Pick-Up Mechanism
  
  328
- Separation and Feed Mechanism
  
  329
- Friction Belt Drive Mechanism
  
  330
- Original Size Detection
  
  331
- Transport Mechanism
  
  333
  - Basic Operation
    333
  - Thin/Thick Original Modes
    335
- Original Feed-Out Mechanism
  
  336
- Transport Belt Leveling Mechanism
  
  337
- Lift Mechanism
  
  338
- Special Features
  
  339
  - Preset Mode
    339
  - Two-Sided Original Feed (Auto Reverse) Mode
    340
  - Combine Two Originals Mode
    341
- Timing Charts with Original Misfeed Detection
  
  344
- Service Tables
  
  347
  - Dip Switches and Switch
    347
  - Variable Resistors
    348
  - Leds
    348
  - Fuse
    348
- Replacements and Adjustments
  
  349
  - Upper Cover Removal
    349
  - Transport Belt Replacement
    350
  - Feed Roller Replacement
    352
  - Friction Belt Replacement
    353
  - Original Set/Feed, Registration-1/-2, and Original Width-1/-2/-3 Sensor Replacement
    354
  - Feed-Out Unit Removal
    355
  - Feed-Out Motor Replacement
    356
  - Inverter Solenoid Removal and Adjustment
    357
  - Feed-Out Sensor Replacement
    358
  - Inverter Roller Replacement
    359
  - Df Position/Aps Start Sensor Replacement
    360
  - Belt Drive Motor Replacement
    361
  - Feed-In Unit Removal
    362
  - Feed-In Motor Replacement
    363
  - Friction Belt Motor Replacement
    364
  - Feed-In Clutch Replacement
    365
  - Stopper Solenoid Replacement
    366
  - Vertical Registration Adjustment
    367
    
    One-Sided Thin Original Mode
    367
    
    Two-Sided Original Mode
    369
  - Side-To-Side Registration Adjustment
    371
  - Preventing the Rear Side of Originals from Becoming
    372
    
    Dirty
    372
Sorter Cs250 (A322)

376
- Specification
  
  376
- Major Differences from the Base Copier'ssorter (A511)
  
  377
Film Projector Unit Spu 3 (A718)

380
- Specification
  
  380
- Major Differences from the Base Copier'sfilm Projector (A718)
  
  381
- Parts Catalog
  
  384

Ricoh A172 Service Manual (484 pages)

Aficio Color 5106/5206

Brand: Ricoh | Category: Printer Accessories | Size: 17 MB

Table of Contents
5
Location of Unit
7
Exterior 1 (A172/A199)
16
Exterior 2 (A172/A199)
18
Operation Panel (A172/A199)
20
Optics Section 1 (A172/A199)
22
Optics Section 2 (A172/A199)
24
Optics Section 3 (A172/A199)
26
Optics Section 4 (A172/A199)
28
Printer Section 1 (A172/A199)
30
Printer Section 2 (A172/A199)
32
St and 2Nd Paper Feed Tray (A172/A199)
34
Rd Paper Feed Tray (A172/A199)
36
Paper Supply Unit 1 (A172/A199)
38
Paper Supply Unit 2 (A172/A199)
40
Paper Supply Unit 3 (A172/A199)
42
Paper Feed Section 1 (A172/A199)
44
Paper Feed Section 2 (A172/A199)
46
By-Pass Feed Table (A172/A199)
48
Paper Registration (A172/A199)
50
Around the Drum (A172/A199)
52
Drum Unit 1 (A172/A199)
54
Drum Unit 2 (A172/A199)
56
Toner Tank Unit 1 (A172/A199)
58
Toner Tank Unit 2 (A172/A199)
60
Development Unit - Black (A172/A199)
62
Development Unit - Cyan (A172/A199)
64
Development Unit - Magenta (A172/A199)
66
Development Unit - Yellow (A172/A199)
68
Transfer Belt Unit 1 (A172/A199)
70
Transfer Belt Unit 2 (A172/A199)
72
Transfer Roller Unit (A172/A199)
74
Transport Unit (A172/A199)
76
Belt Cleaning Unit (A172/A199)
78
Toner Collection Section (A172/A199)
80
Fusing Unit 1 (A172/A199)
82
Fusing Unit 2 (A172/A199)
84
Fusing Unit 3 (A172/A199)
86
Fusing Unit 4 (A172/A199)
88
Drive Section 1 (A172/A199)
90
Drive Section 2 (A172/A199)
92
Drive Section 3 (A172/A199)
94
Drive Section 4 (A172/A199)
96
Electrical Section 1 (A172/A199)
98
Electrical Section 2 (A172/A199)
100
Electrical Section 3 (A172/A199)
102
Electrical Section 4 (A172/A199)
104
Frame Section 1 (A172/A199)
106
Frame Section 2 (A172/A199)
108
Frame Section 3 (A172/A199)
110
Frame Section 4 (A172/A199)
112
Main Control Board (A172/A199)
114
IPU Board (A172/A199)
123
AC Main Harness (A172/A199)
129
Decal and Document (A172/A199)
131
Special Tools (A172/A199)
132
Parts Index
141

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Ricoh A172 Belt Cleaning Manuals

Ricoh A172 Service Manual (525 pages)

Table of Contents

Overall Machine Information

Machine Configuration

Specifications

Mechanical Component Layout

Drive Layout

Electrical Component Descriptions

Detailed Descriptions

Major Differences from the Dfc-Alpha (A109)

Process Control

Drum Unit

Image Processing

Development

Toner Tank

Transfer Belt Unit

Transfer Roller Unit

Fusing Unit

Operation Panel

Installation

Installation Requirements

Copier (A172/A199)

Dual Job Feeder (A610)

Sorter (A322)

Film Projector (A718)

Controller Interface Type-C (A583-05)

Service Tables

Service Program Mode

Administrator Tools

Test Points/Dip Switches/Leds

Preventive Maintenance Schedule

Replacement and Adjustment

Color Balance Adjustment

Laser Unit

Drum Unit

Development Section

Transfer Belt Cleaning Unit

Transfer Roller Unit

Fusing Unit

Others

A172/A199 Fiery XJ System Printer Γ Adjustment Procedure

Troubleshooting

Service Call Conditions

Blown Fuse Conditions

Operation Panel Self-Diagnostic Modes

Problems Detected at Tests and Suspected

Dual Job Feeder Df62 (A610)

Specifications

Component Layout

Electrical Component Description

Original Pick-Up Mechanism

Separation and Feed Mechanism

Friction Belt Drive Mechanism

Original Size Detection

Transport Mechanism

Original Feed-Out Mechanism

Transport Belt Leveling Mechanism

Lift Mechanism

Special Features

Timing Charts with Original Misfeed Detection

Service Tables

Replacements and Adjustments

Sorter Cs250 (A322)

Specification

Major Differences from the Base Copier'ssorter (A511)

Film Projector Unit Spu 3 (A718)

Specification

Major Differences from the Base Copier'sfilm Projector (A718)

Parts Catalog

Ricoh A172 Service Manual (484 pages)

Table of Contents

Related Products

Ricoh Categories