Ricoh FW780 Manuals

Manuals and User Guides for Ricoh FW780. We have 4 Ricoh FW780 manuals available for free PDF download: Service Manual, Operating Instructions Manual, Product Manual, Brochure & Specs

Ricoh FW780 Service Manual (481 pages)

Service Manual

Brand: Ricoh | Category: Printer | Size: 14.2 MB

Table of Contents

15
- Service Manual
  1
- Important Safety Notices
  13
- Overall Machine Information
  
  23
  - Specifications
    25
  - Paper Path
    27
  - Drum Processes
    28
  - Mechanical Component Layout
    30
  - Drive Layout
    31
  - Electrical Component Layout
    32
- Detailed Section Descriptions
  
  35
  - Drum
    37
    
    Drum Characteristics
    37
    
    Drum Drive
    38
  - Charge
    39
    
    Overview
    39
    
    Charge Corona Circuit
    40
    
    Corona Unit Ventilation
    41
  - Exposure
    42
    
    Overview
    42
    
    Basic Operation (Manual Feed)
    43
    
    Paper and Original Feed
    43
    
    Original Jam Check Timing
    45
    
    Drive Mechanism
    46
    
    Fl Regulator Control
    47
    
    Manual ID Control
    48
  - Development
    49
    
    Overview
    49
    
    Drive Mechanism
    50
    
    Cross-Mixing
    51
    
    Toner Density Control
    52
    
    Recovery from Toner (Near) End Condition
    53
    
    Toner Near End Condition
    53
    
    Toner Density Sensor
    54
    
    Basic Concept
    55
    
    Development Bias
    55
    
    Manual Image Density Bias
    55
    
    Toner Supply
    56
  - Image Transfer and Paper Separation
    57
    
    Image Transfer
    57
    
    Paper Separation
    57
    
    Pre-Transfer Lamp (Ptl)
    57
    
    Pick-Off Mechanism
    58
    
    T/S Corona Circuit
    59
  - Cleaning
    60
    
    Overview
    60
    
    Collection of Used Toner
    61
  - Quenching
    62
  - Fusing and Paper Exit
    63
    
    Overview
    63
    
    Drive Mechanism
    64
    
    Fusing Unit Drive
    64
    
    Fusing Circuit Operation
    65
    
    Fusing Temperature Control
    65
    
    Overheat Protection
    66
    
    Temperature Control
    67
    
    Energy Saver Function
    70
    
    Fusing Entrance Guide Height
    71
  - Roll Cutting Rail
    72
- Installation
  
  73
  - Environment
    75
    
    Machine Level
    76
    
    Minimum Space Requirements
    76
    
    Power Source
    77
    
    Installation Procedure
    78
    
    Installation Procedure
    86
- Service Tables
  
  91
  - Preventive Maintenance Schedule
    93
    
    Pm Table
    93
    
    Regular Pm Procedure
    96
  - Service Tables
    99
    
    Test Points
    99
    
    Variable Resistors
    99
  - Service Tools
    100
    
    Service Program Mode
    100
    
    Service Program Mode Access Procedure
    100
    
    Service Program Mode Table
    102
    
    Input/Output Check Mode
    119
    
    Input/Output Check Mode Access Procedure
    119
    
    Input Check Mode Table
    120
    
    Output Check Mode Table
    121
    
    Power on Initial Setting Mode
    122
  - Jam Code List
    123
    
    Access Procedure
    123
    
    Jam Code Table
    123
  - Special Tools and Lubricants
    125
  - Service Remarks
    126
    
    Drum
    126
    
    Drum Unit
    126
    
    Charge Corona
    127
    
    Development
    128
    
    Optics
    128
    
    Cleaning Unit
    129
    
    Transfer and Separation
    129
    
    A Pressure Roller Evaluation Procedure
    130
    
    Fusing Unit
    130
  - Original Feed
    131
    
    Others
    131
    
    Paper Feed
    131
    
    Roll Feeder
    131
    
    Exterior Covers
    135
    
    Left Lower Cover
    135
    
    Left Side Cover Removal
    135
    
    Left Upper Cover
    135
    
    Rear Cover Removal
    135
    
    Right Lower Front, Right Lower Middle, and Right Lower Rear Covers
    135
    
    Right Side Cover Removal
    135
    
    Right Upper Cover
    135
    
    Optics
    136
    
    Original Feed Unit Removal
    136
    
    Exposure Glass Removal
    137
    
    Exposure Lamp Removal
    137
    
    Fiber Optics Array Removal
    138
    
    Light Sensor Replacement
    139
    
    Development Unit Removal
    140
    
    Developer Removal
    142
    
    Toner Density Sensor Replacement
    143
    
    Ptl Replacement
    144
    
    Bias Voltage for Image Area
    145
    
    Development Bias Voltage Adjustment
    145
    
    Bias Voltage for Non-Image Area
    146
    
    Drum Unit
    147
    
    Drum Unit Removal
    147
    
    Drum Replacement
    148
    
    Cleaning Blade Replacement
    149
    
    Charge Corona Unit Removal
    150
    
    Charge Corona Wire Replacement
    151
    
    Pick-Off Pawl Unit Removal
    152
    
    Grid Voltage Adjustment
    153
    
    Drum Current Adjustment
    154
    
    Charge Current Adjustment
    156
    
    Transfer Current Adjustment
    157
    
    Separation Current Adjustment
    158
  - Fusing
    160
    
    Fusing Unit Removal
    160
    
    Hot Roller Replacement
    162
    
    Pressure Roller Replacement
    163
    
    Hot Roller Stripper Unit Replacement
    164
    
    Pressure Roller Stripper Unit Replacement
    164
    
    Pressure Roller Thermistor Replacement
    164
    
    Fusing Thermofuse Replacement
    165
    
    Hot Roller Thermistor Replacement
    165
    
    Fusing Temperature Adjustment
    166
  - T & S Corona Unit
    167
    
    T & S Corona Unit Removal
    167
    
    Preparation
    168
    
    Transfer and Separation Corona Wire Replacement
    168
    
    Separation Corona Wire Replacement
    169
    
    Transfer Corona Wire Replacement
    169
  - Others
    170
    
    Ozone Filter Replacement
    170
    
    Anticondensation Heater Installation
    171
  - Copy Quality Adjustment
    172
    
    Light Sensor Adjustment
    173
    
    Image Bias Adjustment
    174
    
    Registration Adjustment
    175
    
    Toner Density Adjustment
    175
- Troubleshooting
  
  177
  - Copy Quality Troubleshooting
    179
    
    Low Image Density
    179
    
    Uneven Copy Image
    180
    
    Dirty Background
    181
    
    Black Line or Band
    182
    
    Entirely Blank Copy
    183
    
    Paper Creasing
    184
  - Service Call Condition
    185
    
    SC Code E-1: Exposure Lamp Abnormal
    185
    
    SC Code E-2: Fusing Thermofuse Open
    185
    
    SC Code E-3: Hot Roller Thermistor Open
    186
    
    SC Code E-4: Hot Roller Thermistor Short
    186
    
    SC Code E-5: Pressure Roller Thermistor Open
    186
    
    SC Code E-6: Pressure Roller Thermistor Short
    187
    
    SC Code E-7: Fusing Overheat
    187
    
    SC Code E-8: Fusing Warm-Up Error
    188
    
    SC Code E-9: Toner Density Sensor Abnormal
    188
    
    SC Code E-10: Main Motor Abnormal
    189
    
    SC Code E-11: Toner Density Sensor Adjustment Error
    189
  - Blown Fuse Table
    190
    
    Power Supply Unit
    190
- Roll Feeder
  
  191
  - Specifications
    193
  - Mechanical Component and Drive Layout
    194
  - Electrical Component Descriptions
    195
  - Mechanical Operation
    197
    
    Basic Operation
    197
    
    Cutter Unit Opening and Closing Mechanism
    199
    
    Cutter Operation
    200
  - Service Tables
    201
    
    Blown Fuse Condition
    201
    
    Test Points
    201
    
    Exterior Cover Removal
    209
    
    Front Cover Removal
    209
    
    Left and Right Cover
    209
    
    Replacement and Adjustment
    209
    
    Cutter Unit Removal
    210
    
    Paper Feed Roller Replacement
    211
    
    Paper Feed Motor Timing Belt Tension Adjustment
    212
    
    5 MM (for 420 to 1189 MM
    213
    
    Cut Length Adjustment
    213
    
    Roll Feed Paper Skew Adjustment
    214
Table of Contents

217
- 1 Overall Machine Information
  
  227
  - Specifications
    227
  - Paper Path
    229
  - Mechanical Component
    230
  - Drive Layout
    232
  - Electrical Component Descriptions
    233
- 2 Detailed Section Descriptions
  
  237
  - Drum
    237
    
    Drum Drive
    237
  - Exposure
    238
    
    Paper and Original Feed (A252 Only)
    238
  - Development
    240
    
    Toner Density Control
    240
  - Fusing and Paper Exit
    241
    
    Overview (A252 Copier)
    241
- 3 Installation
  
  243
  - Installation Requirements
    245
    
    Environment
    245
    
    Machine Level
    246
    
    Minimum Space Requirements
    246
    
    Power Source
    247
    
    Copier
    248
  - Installation Procedure
    249
    
    Table (A)
    256
    
    Copy Tray (A836-10)
    258
- 4 Service Tables
  
  269
  - Service Tools
    271
    
    Service Program Mode
    271
    
    Input/Output Check Mode
    279
  - Jam Code List
    281
    
    Jam Code Table
    281
  - Service Remarks
    285
    
    Ac Drive Board
    285
- 5 Replacement and Adjustment
  
  287
  - Optics
    289
    
    Original Feed Unit Removal (A252 Only)
    289
    
    Exposure Glass Removal (A252 Only)
    290
    
    Fiber Optics Array Removal (A252 Only)
    290
    
    Exposure Lamp Removal
    291
    
    Light Sensor Replacement (A252 Only)
    292
    
    Synchro-Cut Length Adjustment (A252 Only)
    293
  - Drum Unit
    294
    
    Drum Unit Removal
    294
  - Fusing
    295
    
    Fusing Unit Removal
    295
  - T & S Corona Unit
    297
    
    Transfer and Separation Corona Wire Replacement
    297
  - Copy Quality Adjustment
    299
    
    Registration Adjustment
    299
- 6 Troubleshooting
  
  301
  - Service Call Conditiion
    303
    
    Sc Code E-14: Zero Cross Signal Detection Abnormal
    303
    
    Sc Code E-15: Main Switch Abnormal (U.s.a. Version Only)
    303
  - Blown Fuse Table
    304
    
    Power Supply Unit
    304
Detailed Section Descriptions/Detailed Section Descriptions

309
- Specifications
  324
- Paper Path
  325
- Mechanical Components
  326
- Electrical Components
  328
- Detailed Section Descriptions
  
  331
- Detailed Section Descriptions
  
  333
  - Exposure
    333
    
    Original Positioning
    333
    
    Paper and Original Feed (B048 Only)
    333
    
    Scanning
    334
    
    Start Key Enable
    335
    
    Toner Density Control
    336
    
    Recovery from Toner End Condition
    337
    
    Used Toner Collection
    338
  - Fusing and Paper Exit
    339
    
    Overview
    339
    
    Hot Roller Temperature Control
    340
    
    Temperature Control
    340
  - Energy Star Compliant Machines (All the Destination)
    341
- Installation
  
  343
  - Installation Requirements
    345
    
    Environment
    345
    
    Machine Level
    346
    
    Minimum Space Requirements
    346
    
    Power Source
    347
  - Installation Procedure
    349
    
    B047 Copier Only (Step 22 and 23)
    356
    
    B048 Copier Only (Step 21)
    356
    
    Table (B)
    357
    
    Copy Tray (B)
    359
    
    Roll Feeder1 and 2 (B435/B)
    363
    
    Roll Cutting Rail (B)
    372
  - Service Call Conditions
    413
    
    Sc Code Descriptions
    413
    
    SC Code E-1: Exposure Lamp Abnormal
    413
    
    SC Code E-2: Fusing Thermofuse Open
    413
    
    SC Code E-3: Hot Roller Thermistor Open
    413
    
    SC Code E-4: Hot Roller Thermistor Short
    414
    
    SC Code E-5: Pressure Roller Thermistor Open
    414
    
    SC Code E-6: Pressure Roller Thermistor Short
    414
    
    SC Code E-7: Fusing Overheat
    414
    
    SC Code E-10: Main Motor Abnormal
    415
    
    SC Code E-11: Toner Density Sensor Adjustment Error
    415
    
    SC Code E-8: Fusing Warm-Up Error
    415
    
    SC Code E-9: Toner Density Sensor Abnormal
    415
    
    SC Code E-13: Total Counter Abnormal
    416
    
    SC Code E-14: Zero Cross Signal Detection Abnormal
    416
    
    SC Code E-15: Main Switch Abnormal
    416
    
    SC Code E-17: Unstable Fusing Temperature
    416
    
    SC Code E-18: Fusing Lamp Continuous Light
    416
  - Blown Fuse Table
    417
    
    AC Drive Board
    417
    
    Europe Version
    417
    
    Power Supply Unit
    417
- Roll Feeder Unit
  
  419
- Overall Machine Information
  
  421
  - Specifications
    421
- Detailed Section Descriptions
  
  423
  - Mechanical Operation
    423
    
    Basic Operation
    423
    
    Drive Mechanism
    425
    
    Roll Edition Detection
    425
    
    Cutter Operation
    426
- Replacement and Adjustment
  
  427
  - Cutter Unit Replacement
    427
  - Roll Feed Leading Edge Sensor Replacement
    428
  - Roll Feed Unit Removal
    429
  - Roll Feed Clutch Replacement
    430
  - Roll Feed Motor Replacement
    431
  - Roll End Sensor Replacement
    432
  - Cut Length Adjustment
    433
    
    Preset Cut : Adjustment Standards: 3 MM
    433
  - Side Registration Adjustment
    434
  - Receiving Tray Cover Assembly
    480

Ricoh FW780 Operating Instructions Manual (97 pages)

Ricoh FW780: User Guide

Brand: Ricoh | Category: Printer | Size: 2.71 MB

Operating Instructions
1
Safety Information
5
Energy Star Program
8
Recycled Paper
8
How to Read this Manual
9
Table of Contents
10
Guide to Components

13
- Copier Exterior
  13
- Operation Panel
  15
1 Basics

17
Turning on the Power

17
- Turn on the Main Power
  17
- Turn off the Main Power
  17
Recommended Originals

18
- Non-Recommended Originals
  19
- Note for Leading and Side Edges of the Originals
  19
Recommended Paper

20
- Anti-Humidity Heater
  21
Toner

22
- Handling Toner
  22
- Toner Storage
  22
- Used Toner
  22
2 Copying

23
Basic Copying (Copying to Sheets)

23
- Manual Feed Mode
  28
- Using the Rear Table
  31
Copying Onto Roll Paper

33
- Synchro Cutting
  33
- Preset Cutting
  36
- Variable Cutting
  37
3 Copy Settings

39
Copying Onto Other Media

39
- Adjusting the Fusing Temperature Manually
  40
Adjusting Copy Image Density

42
Setting the Number of Copies (Repeated Copying)

43
Setting a Leading/Trailing Edge Margin

44
Partial Copying

46
Programming Settings You Often Use

49
- A) Program Key
  49
- B) Changing the Default Setting
  50
User Tools

52
Settings You Can Change with User Tools

54
4 Maintaining Your Copier

59
Changing the Used Toner Bottle

59
Adding Toner

62
Changing the Roll Paper Size

66
- Removing the Roll Paper Holder
  66
- Setting the Roll Paper Holder
  66
Loading a Roll of Paper

68
5 Troubleshooting

73
If Something Goes Wrong

73
- If Indicator Lights up
  73
If Jams Occur

75
Others

83
- Absolutely Nothing Happens
  83
- Something Happens, but Set Paper or Paper Select Never Appear
  83
- If Jams Occur Frequently
  83
- If Copies Look Wrong
  83
- White Spots Appear
  83
- Creases
  84
- Copies Come out Dog Eared
  84
- Black Streaks Appear on Copies
  84
Daily Maintenance

85
- Clean the Exposure Glass & the Platen Plate
  85
Do's & Don'ts

86
Where to Put Your Copier

87
- Machine Environment
  87
- Power Connection
  88
- Access to Machine
  89
6 Specifications

91
Copier

91
- Roll Feeder
  93
Options

95
Index

96

Ricoh FW780 Product Manual (6 pages)

Wide-format copier

Brand: Ricoh | Category: Copier | Size: 0.53 MB

Ricoh FW780 Brochure & Specs (4 pages)

Wide Format Copiers

Brand: Ricoh | Category: Copier | Size: 0.46 MB

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Ricoh FW780 Service Manual (481 pages)

Table of Contents

Table of Contents

Overall Machine Information

Detailed Section Descriptions

Installation

Service Tables

Troubleshooting

Roll Feeder

Table of Contents

1 Overall Machine Information

2 Detailed Section Descriptions

3 Installation

4 Service Tables

5 Replacement and Adjustment

6 Troubleshooting

Detailed Section Descriptions/Detailed Section Descriptions

Detailed Section Descriptions

Detailed Section Descriptions

Installation

Roll Feeder Unit

Overall Machine Information

Detailed Section Descriptions

Replacement and Adjustment

Ricoh FW780 Operating Instructions Manual (97 pages)

Table of Contents

Guide to Components

1 Basics

Turning on the Power

Recommended Originals

Recommended Paper

Toner

2 Copying

Basic Copying (Copying to Sheets)

Copying Onto Roll Paper

3 Copy Settings

Copying Onto Other Media

Adjusting Copy Image Density

Setting the Number of Copies (Repeated Copying)

Setting a Leading/Trailing Edge Margin

Partial Copying

Programming Settings You Often Use

User Tools

Settings You Can Change with User Tools

4 Maintaining Your Copier

Changing the Used Toner Bottle

Adding Toner

Changing the Roll Paper Size

Loading a Roll of Paper

5 Troubleshooting

If Something Goes Wrong

If Jams Occur

Others

Daily Maintenance

Do's & Don'ts

Where to Put Your Copier

6 Specifications

Copier

Options

Index

Ricoh FW780 Product Manual (6 pages)

Ricoh FW780 Brochure & Specs (4 pages)

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