Ricoh Grand Kingfisher A245 Manuals

Manuals and User Guides for Ricoh Grand Kingfisher A245. We have 2 Ricoh Grand Kingfisher A245 manuals available for free PDF download: Service Manual

Ricoh Grand Kingfisher A245 Service Manual (373 pages)

Brand: Ricoh | Category: Copier | Size: 9.67 MB

Table of Contents
13
Overall Machine Information

28
- Specifications
  
  30
- Copy Process Around the Drum
  
  33
- Mechanical Component Layout
  
  35
- Drive Layout
  
  36
- Paper Path
  
  37
- Electrical Component Descriptions
  
  38
Detailed Descriptions

42
- Drum
  
  44
  - Opc Drum Characteristics
    44
  - Drive Mechanism
    45
- Charge
  
  46
  - Overview
    46
  - Charge Corona Wire Cleaner Mechanism
    47
  - Charge Corona Circuit
    48
- Optics
  
  49
  - Overview
    49
  - Scanner Drive
    50
  - Lens Drive
    51
  - 4Th/5Th Mirror Drive
    52
  - Automatic Image Density Sensor
    53
  - Exposure Lamp Voltage Control
    54
- Erase
  
  58
  - Overview
    58
  - Lead Edge Erase
    59
  - Side Erase
    59
  - Trailing Edge Erase
    60
- Development
  
  61
- Toner Supply
  
  68
  - Toner Bottle Replenishment Mechanism
    68
  - Toner Supply Mechanism
    69
  - Toner Density Detection Mechanism
    70
  - Td Sensor Check and Toner Supply Timing
    71
  - Toner Supply Control
    72
    
    Modes Available
    72
    
    Detect Supply Mode
    72
    
    Fixed Supply Mode
    75
    
    Abnormal Condition in Toner Density Detection
    75
  - Toner End
    76
    
    Toner Near End
    76
    
    Toner End Recovery
    77
- Image Transfer and Paper Separation
  
  78
  - Overall
    78
  - Transfer Corona and Discharge Plate Circuit
    79
- Drum Cleaning
  
  80
  - Overview
    80
  - Toner Recycling Mechanism
    81
- Quenching
  
  82
- Paper Feed and Registration
  
  83
  - Overview
    83
  - Paper Tray Feed
    84
    
    Paper Lift Mechanism
    84
    
    Paper Feed Mechanism
    85
  - By-Pass Feed
    86
    
    Overview
    86
    
    Paper Feed Mechanism and Paper End Detection
    87
  - Paper Registration
    88
  - Side Fence Double Stopper Mechanism
    89
  - Paper End Detection
    90
  - Paper Feed and Misfeed Detection Timing
    91
  - Others
    92
    
    Paper Size Detection
    92
    
    Shock Absorber
    92
- Image Fusing
  
  93
  - Overview
    93
  - Fusing Drive Mechanism
    94
  - Fusing Lamp Control
    95
  - Fusing Lamp Control Circuit
    97
    
    Overview
    97
    
    On/Off Control
    98
    
    Phase Control Mode
    98
    
    Overheat Protection
    99
Installation

100
- Installation Requirements
  
  102
  - Environment
    102
  - Machine Level
    102
  - Minimum Space Requirements
    103
  - Power Requirements
    103
- Copier (A219)
  
  104
  - Accessory Check
    104
  - Installation Procedure
    105
- Document Feeder (A662)
  
  109
  - Accessory Check
    109
  - Installation Procedure
    110
- Sorter (A657)
  
  113
  - Accessory Check
    113
  - Installation Procedure
    114
- Others
  
  117
  - Optics Anti-Condensation Heater Installation (Option)
    117
  - Tray Heater Installation (Option)
    119
Service Tables

120
- Service Remarks
  
  122
  - General Cautions
    122
  - Imaging Unit
    122
  - Optics
    123
  - Transfer Corona
    124
  - Fusing Unit
    124
  - Paper Feed
    125
  - Others
    125
- Program Modes
  
  127
  - Basic Operation
    127
  - Sp Mode
    128
  - Sp Mode Quick Reference Table
    129
  - Up Mode and Sp Mode Cross Reference Table
    130
  - Service Program Mode Table
    131
  - Clear All Memory Procedure
    145
- Practical Sp Mode Use Table
  
  147
- Service Tables
  
  148
  - TEST POINTS (Main Control Board)
    148
  - Variable Resistors
    148
Preventive Maintenance

150
- Preventive Maintenance Schedule
  
  152
  - Pm Table
    152
  - Regular Pm Procedure
    155
- Special Tools and Lubricants
  
  158
Replacement and Adjustment

160
- Exterior and Inner Covers
  
  162
  - Exterior Cover Removal
    162
    
    Front Cover
    162
    
    Front Right Cover
    162
    
    Rear Right Cover
    162
    
    Lower Right Cover
    163
    
    Lower Left Cover
    163
    
    Upper Left Cover
    163
    
    Rear Cover
    163
    
    Upper Cover
    164
  - Inner Cover Removal
    165
- Optics
  
  166
  - Exposure Glass Removal
    166
  - 1St Scanner/Exposure Lamp Removal
    167
  - Scanner Belt Removal
    169
  - 1St and 2Nd Scanner Position Adjustment
    170
  - Scanner Drive Motor Removal
    171
  - Lens Drive Motor Removal
    172
  - 4Th/5Th Mirror Drive Motor Removal
    173
  - 2Nd Mirror Replacement
    174
  - 3Rd Mirror Replacement
    175
  - 4Th and 5Th Mirror Replacement
    176
  - Ads Sensor Replacement
    178
- Around the Drum
  
  179
- Paper Feed
  
  190
- Fusing
  
  200
  - Fusing Unit Removal
    200
  - Hot Roller Replacement
    201
  - Pressure Roller Replacement
    202
  - Hot Roller Stripper Replacement
    203
  - Fusing Entrance Guide Adjustment
    204
  - Fusing Pressure Adjustment
    205
- Transfer/Separation
  
  206
  - Transfer Corona Wire Replacement
    206
  - Discharge Plate Replacement
    207
- Others
  
  208
  - Ozone Filter Replacement
    208
  - Main Control Board Replacement
    209
- Copy Quality Adjustment
  
  210
  - Light Intensity Adjustment
    211
    
    Base Exposure Lamp Voltage Adjustment
    211
    
    Image Density Adjustment
    212
  - Development Bias Voltage Adjustment
    213
    
    Base Bias Voltage Adjustment
    213
    
    SP Bias Settings
    214
  - Toner Density Adjustment
    215
  - Toner Supply Ratio Selection
    215
  - Grid Voltage Adjustment
    216
  - Transfer Current Adjustment
    217
  - Charge Current Adjustment
    218
  - Horizontal Magnification Adjustment
    219
  - Vertical Magnification Adjustment
    219
  - Focus Adjustment
    220
  - Leading Edge Erase Margin Adjustment
    220
  - Registration Adjustment
    220
  - 4Th/5Th Mirror Height Adjustment
    221
  - ADS (Auto Image Density Sensor) ADJUSTMENT
    222
  - Side-To -Side Registration Adjustment
    223
Troubleshooting

226
- Copy Quality
  
  228
  - Blank Copy (White Copy)
    228
  - Dirty Background
    230
  - Uneven Image Density
    232
  - Vertical Black Bands
    233
  - Vertical Black Lines
    234
  - Vertical White Lines or Bands-1 (Dull or Blurred)
    235
  - Vertical White Lines or Bands-2 (Thin, Distinct)
    236
  - Horizontal Black/White Lines
    237
  - Jitter
    238
  - Black Spots on the Copy Image
    239
  - Skewed (Optical) Copy Image
    240
  - Toner Density on Copies too High
    241
  - Toner Density on Copies too Low
    243
  - Unfused Copy Image
    245
  - Creasing Paper after Fusing
    246
  - Paper Misfeed
    247
  - Abnormal Condition in Toner Density Detection
    248
- Service Call Conditions
  
  250
- Electrical Component Defects
  
  256
  - Sensors
    256
  - Switches
    257
- Blown Fuse Conditions
  
  258
- User Codes
  
  258
Document Feeder A662

260
Document Feeder (A662)

260
- Specifications
  
  262
- Component Layout
  
  263
  - Mechanical Components
    263
  - Electrical Components
    263
- Electrical Component Descriptions
  
  264
- Power Distribution
  
  265
- Basic Operation
  
  266
- Interface Circuit
  
  267
- Original Feed
  
  268
  - Original Pick-Up Mechanism
    268
  - Original Separation Mechanism
    269
  - Original Feed-In Mechanism
    270
  - Original Feed-Out Mechanism
    271
  - Df Motor Circuit
    272
  - Original Feed and Misfeed Detection Timing
    273
- Service Tables
  
  274
  - Dip Switches
    274
  - Variable Resistors
    274
  - Fuse
    274
- Replacement and Adjustment
  
  275
  - Transport Belt Replacement
    275
  - Feed-In Unit Removal
    277
  - Pick-Up Roller Replacement
    278
  - Feed Roller Replacement
    279
  - Friction Belt Replacement
    280
  - Pick-Up Solenoid Adjustment
    281
Sorter A657

282
- Specifications
  
  284
- Component Layout
  
  285
- Electrical Component Descriptions
  
  286
- Basic Operation
  
  287
- Exit Roller Drive Mechanism
  
  288
- Bin Drive Mechanism
  
  289
- Misfeed Detection
  
  291
- Service Tables
  
  291
  - Fuse
    291
- Preparation for Transportation
  
  292
- Roller Drive Belt Replacement
  
  293
- Bin Guide Lubrication
  
  294
Appendix

296
- Timing Chart
  296
A245 Service Manual

306
- Specifications
  
  308
- Mechanical Component Layout
  
  311
- Drive Lauout
  
  312
- Paper Path
  
  313
- Electrical Component Descriptions
  
  314
- Paper Feed
  
  317
  - Overview
    317
  - Paper Lift Mechanism
    318
  - Paper Feed and Drive Mechanism
    319
  - Paper Feed and Misfeed Detection Timing
    320
- Image Fusing
  
  321
- Installation
  
  322
- Program Mode
  
  329
- Preventive Maintenance Schedule
  
  346
  - Modifies Pm Table
    346
- Replacement and Adjustment
  
  352
- 12 Regular Pm Procedure
  
  356
- Service Call Conditions
  
  356
B019 Service Manual

368
- Specifications
  
  368
- Electrical Components Description
  
  369
- Installation Procedures
  
  369
  - Copier Accessory Check List
    369
- Service Tables
  
  369
  - Service Program Modes
    369
- Pm Table
  
  373

Ricoh Grand Kingfisher A245 Service Manual (62 pages)

Brand: Ricoh | Category: All in One Printer | Size: 0.86 MB

Specifications
3
Mechanical Component Layout
6
Drive Layout
7
Paper Path
8
Electrical Component Descriptions
9
Paper Feed
12
Paper Lift Mechanism
13
Paper Feed and Misfeed Detection Timing
15
Image Fusing
16
Hot Roller
16
Pressure Roller
16
Installation
17
Copier Installation Procedure
18
Lower Tray
22
Program Mode
24
Service Program Mode Table
26
Preventive Maintenance Schedule
41
Replacement and Adjustment
44
Paper Feed Roller Replacement
44
Paper Size Switch Replacement
46
Paper End Sensors
47
Regular Pm Procedure
48
Service Call Conditions
51

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Ricoh Grand Kingfisher A245 Manuals

Ricoh Grand Kingfisher A245 Service Manual (373 pages)

Table of Contents

Overall Machine Information

Specifications

Copy Process Around the Drum

Mechanical Component Layout

Drive Layout

Paper Path

Electrical Component Descriptions

Detailed Descriptions

Drum

Charge

Optics

Erase

Development

Toner Supply

Image Transfer and Paper Separation

Drum Cleaning

Quenching

Paper Feed and Registration

Image Fusing

Installation

Installation Requirements

Copier (A219)

Document Feeder (A662)

Sorter (A657)

Others

Service Tables

Service Remarks

Program Modes

Practical Sp Mode Use Table

Service Tables

Preventive Maintenance

Preventive Maintenance Schedule

Special Tools and Lubricants

Replacement and Adjustment

Exterior and Inner Covers

Optics

Around the Drum

Paper Feed

Fusing

Transfer/Separation

Others

Copy Quality Adjustment

Troubleshooting

Copy Quality

Service Call Conditions

Electrical Component Defects

Blown Fuse Conditions

User Codes

Document Feeder A662

Document Feeder (A662)

Specifications

Component Layout

Electrical Component Descriptions

Power Distribution

Basic Operation

Interface Circuit

Original Feed

Service Tables

Replacement and Adjustment

Sorter A657

Specifications

Component Layout

Electrical Component Descriptions

Basic Operation

Exit Roller Drive Mechanism

Bin Drive Mechanism

Misfeed Detection

Service Tables

Preparation for Transportation

Roller Drive Belt Replacement

Bin Guide Lubrication

Appendix

A245 Service Manual

Specifications

Mechanical Component Layout

Drive Lauout

Paper Path