Ricoh A284 Manuals

Manuals and User Guides for Ricoh A284. We have 2 Ricoh A284 manuals available for free PDF download: Service Manual, Supplemental Service Manual

Ricoh A284 Service Manual

Ricoh A284 Service Manual (435 pages)

All in One Printer

Brand: Ricoh | Category: All in One Printer | Size: 5.59 MB

Table of Contents

Service Manual
5
Table of Contents
13
Important Safety Notices
21
Laser Safety
22
Overall Information

25
Overall Machine Information

27
- Specifications
  27
  - Paper Exit Tray Selection
    30
  - Machine Configuration
    31
    
    System Components
    31
    
    Installable Option Table
    33
  - Mechanical Component Layout
    34
  - Paper Path
    35
  - Drive Layout
    35
  - Electrical Component Descriptions
    36
  - Board Structure
    40
    
    Block Diagram
    40
    
    Descriptions
    41
Detailed Descriptions

43
- Scanning
  45
  - Overview
    45
- Image Processing
  46
  - Overview
    46
  - Sbu
    47
  - Image Processing
    48
Installation

55
Installation Procedure

57
- Installation Requirements
  57
  - Environment
    57
  - Machine Level
    57
  - Minimum Space Requirements
    58
  - Power Requirements
    59
- Installation Flow Chart
  60
- Copier Installation
  61
  - Accessory Check
    61
  - Installation Procedure
    62
- Paper Tray Unit Installation
  67
  - Accessory Check
    67
  - Installation Procedure
    68
- 1-Bin Tray Unit Installation
  72
  - Accessory Check
    72
  - Installation Procedure
    73
- Bridge Unit Installation
  78
  - Accessory Check
    78
  - Installation Procedure
    79
- Auto Reverse Document Feeder Installation
  81
  - Accessory Check
    81
  - Installation Procedure
    82
- Lct Installation
  84
  - Accessory Check
    84
  - Installation Procedure
    85
- 1,000-Sheet Finisher Installation
  87
  - Accessory Check
    87
  - Installation Procedure
    88
- 3,000-Sheet Finisher Installation
  91
  - Accessory Check
    91
  - Installation Procedure
    92
- Punch Unit Installation
  95
  - Accessory Check
    95
  - Installation Procedure
    96
- Platen Cover Installation
  99
- Key Counter Installation
  100
- Anti-Condensation Heater
  102
- Tray Heater
  104
- Tray Heater (Optional Paper Tray Unit)
  104
- Tray Heater (Optional Paper Tray Unit)
  105
Service Tables

107
- Service Program Mode Tables
  109
Service Tables

109
- Test Pattern Printing (Sp2-902)
  150
- Input Check
  151
- Output Check
  155
- System Parameter and Data Lists (Smc Lists)
  156
- Nip Band Width Adjustment (Sp1-109)
  157
- Memory All Clear (Sp5-801)
  158
- Software Reset
  159
- System Setting and Copy Setting (up Mode) Reset
  159
- Nvram Data Download
  160
- Program Download
  162
- User Program Mode
  166
  - How to Enter and Exit up Mode
    166
  - Up Mode Table
    166
- Test Points/Dip Switches/Leds
  168
  - Dip Switches
    168
  - Test Points
    168
  - Leds
    169
- Special Tools and Lubricants
  169
  - Special Tools
    169
  - Lubricants
    169
  - User Codes
    169
  - Preventive Maintenance
    171
Preventive Maintenance Schedule

173
- Pm Table
  173
Replacement and Adjustment

177
- Scanner Unit
  179
  - Exposure Glass
    179
  - Scanner Exterior/Operation Panel
    180
  - Lens Block/Sbu Assembly
    181
  - Scanner Motor
    182
  - Sib/Lamp Stabilizer
    183
- Laser Unit
  184
  - Caution Decal Locations
    184
  - Laser Unit
    185
  - Laser Beam Pitch Adjustment
    186
- Copy Adjustments: Printing/Scanning
  187
  - Printing
    187
  - Scanning
    190
  - Adf Image Adjustment
    192
Troubleshooting

193
Troubleshooting

195
- Service Call Conditions
  195
  - Sc Code Descriptions
    196
- Electrical Component Defects
  218
  - Sensors
    218
  - Switches
    219
- Blown Fuse Conditions
  220
Scanner Kit B359

221
Overall Machine Information

223
- Specifications
  223
  - Scanner Control Board
    223
  - Dram Simm
    224
- Software
  225
  - Scanner Drivers
    225
  - Scanner Utilities
    225
  - Scanner Utility (Option)
    225
Detailed Section Descriptions

226
- Hardware Overview
  226
- Scanner Functions
  228
  - Self Diagnostics
    228
  - Image Processing in the Scanner Controller
    228
Installation Procedure

229
Service Table

233
- Service Program Mode
  233
  - Service Program Access Procedure
    233
  - Service Program Mode Tables
    233
- Downloading New Software
  235
  - Software Download Procedure
    235
  - Error Messages During the Software Download
    236
Replacement and Adjustment

237
- Precaution
  237
- Note for Replacing the Scanner Controller Board
  237
Troubleshooting

238
- Service Call Condition
  238
  - Sc Code Descriptions
    238
  - Fax Unit
    241
3 Installation

241
- Specifications
  247
  - Features List
    248
  - Capabilities of Programmable Items
    251
1 Overall Machine Information

248
- Overall Machine Control
  252
  - System Control
    252
  - Power Distribution and Control
    253
  - Memory Back-Up
    253
- Video Data Path
  254
  - Pc Fax Communication
    257
  - Scanning and Printing
    259
2 Detailed Section Descriptions

263
- Automatic Service Calls
  263
  - Periodic Service Call
    265
  - Pm Call
    265
  - Effective Term of Service Calls
    265
- Scanning Features
  266
  - Create Margin Transmission
    266
- Printing Features
  267
- Line Type Change
  270
  - Ncu (Us)
    274
  - Exfunc Board
    275
  - Isdn Unit
    284
  - Fax Function
    286
  - Pc-Fax Expander Type 450E
    288
  - Stamp Unit
    291
4 Service Tables

297
- Service Level Functions
  297
  - System Parameter Lists (Function)
    298
  - Pc Protocol Dumplist (Function)
    302
  - Ram Display and Rewrite (Function)
    302
  - Ncu Parameters (Function)
    303
  - Ram Dump (Function)
    303
  - Fcu Reboot
    304
    
    Ram Clear (Function)
    304
    
    Service Station Fax Number (Function)
    304
    
    Modem Test (Function)
    305
    
    Serial Number (Function)
    305
    
    Dtmf Test (Function)
    306
    
    V.34 Modem Test (Function)
    306
    
    Memory Test (Function)
    307
    
    Ringer Test (Function)
    307
    
    Diu Test (Function)
    308
    
    File Printout (Function)
    308
    
    Data Transfer (Function)
    309
    
    Journal Printout (Function)
    309
    
    Usage Log Printout (Function)
    309
- Bit Switches
  310
  - System Switches
    310
  - Scanner Switches
    324
  - Printer Switches
    329
  - Communication Switches
    335
  - G3 Switches
    345
  - Ncu Parameters
    353
- Dedicated Transmission Parameters
  364
  - Programming Procedure
    364
- Service Ram Addresses
  369
Preventive Maintenance

389
6 Replacement and Adjustment

393
- Ncu and Speaker
  393
  - Sram Data Restore from Fcu
    394
  - Sram Data Restore from Flash Card Backup
    396
- Rom Update
  399
  - Fcu Rom Download
    399
  - Fcu Rom Upload
    401
  - Sram Backup to a Flash Memory Card
    403
- Data Address Ranges on the Card
  405
  - Fcu and Bicu Rom Data
    405
  - Modem Rom and Sram Data
    405
7 Troubleshooting

409
- Error Codes
  409
- Fax Sc Codes
  418
  - Fax Sc Code Table
    419
  - Firmware History
    420
  - A283/A284 Bicu Firmware Modification History
    434

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Ricoh A284 Supplemental Service Manual

Ricoh A284 Supplemental Service Manual (20 pages)

Brand: Ricoh | Category: All in One Printer | Size: 0.26 MB

Table of Contents

Preventive Maintenance

4
- Service Tables
  3
- Replacement and Adjustment
  8
  - Detailed Descriptions
    9
  - Overall Machine Information
    10
    
    Fax Unit
    11
    
    Parts Catalog
    13
  - Special Tools
    14
  - Scanner Unit
    15
  - Laser Unit
    18
Table of Contents

20

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