Ricoh FT2260 Manuals

Manuals and User Guides for Ricoh FT2260. We have 1 Ricoh FT2260 manual available for free PDF download: Service Manual

Ricoh FT2260 Service Manual

Ricoh FT2260 Service Manual (418 pages)

Brand: Ricoh | Category: All in One Printer | Size: 12.21 MB

Table of Contents

Table of Contents
2
Overall Machine Information
13
Specifications
14
Operation Panel
17
- Keys and Labels
  17
- Indicator Screen
  19
Copy Process
21
Copy Cycle
24
Mechanical Component Layout
28
Drive Layout
29
Electrical Component Layout
30
- Upper Unit
  30
- Lower Unit
  31
Electrical Component Descriptions
32
Overall Machine Control
35
Ac Power Distribution
36
DC Power Distribution
37
Detailed Section Descriptions
38
- Master Unit
  39
- Overview
  39
- Master Sensor
  40
- Master Sensor Circuit
  41
- Master Solenoid Circuit
  43
- Charge
  44
- Overview
  44
- CHARGE CORONA Clrcult
  45
Exposure
46
- Overview
  46
- EXPOSURE LAMP CONTROL Clrcult
  47
- Scanner Drive Mechanism
  49
- Scanner Drive Circuit
  50
- Lens Drive Mechanism
  51
- Light Shading Mechanism
  52
- Mirror Drive Mechanism
  53
- Stepper Motor Control
  54
- Automatic Image Density Control
  55
- Auto ID Exposure Correction
  56
- Reduction/Enlargement Exposure Correction
  57
Erase
60
- Overview
  60
- Leading and Trailing Edge Erase
  61
  - Side Erase
    62
  - Erase Lamp Circuit
    64
Development
65
- Black Development
  65
  - Biack Ferritetoner
    65
  - Development Roller
    66
  - 4Toner Metering Blade
    66
    
    Color Development
    67
    
    Colortoner
    67
    
    Color Development Roller
    68
    
    Bias
    69
    
    Black Development
    69
    
    Color Development
    69
    
    Drive Mechanism
    70
    
    Toner End Mechanism
    71
    
    Development Cover Mechanism
    72
- BIAS Clrcuit
  73
- TONER END SENSOR Clrcult
  74
Transfer and Image Separation
75
- Overvlew
  75
- Transfer Corona Circuit
  76
Cleaning
77
- Overvlew
  77
- Toner Overflow Detection
  78
- Toner Overflow Detection Circuit
  79
Quenching
80
- Overview
  80
- Quenching LAMP Clrcult
  81
Paper Feed and Registration
82
- Overview
  82
- Cassette Feed
  83
  - Paper Feed System
    83
  - Cassette Feed Drive Mechanism
    84
  - Cassette Tray Mechanism
    85
- Paper Tray Feed
  86
  - Paper Tray Mechanism
    86
  - Paper Tray Feed Rollers
    88
  - Tray Feed Drive Mechanism
    89
  - Pick-Up Clutch Mechanism
    90
  - RELAY FEED and Reglstration
    92
- Paper Size Detection
  93
  - Cassette Tray
    93
  - Cassette Paper Size Detection Circuit
    94
  - Paper Tray
    95
  - Tray Paper Size Detection Circuit
    96
  - PAPER FEED CONTROL Circult
    97
  - Image Fusing
    98
  - Overview
    98
  - Drive Mechanism
    99
  - Fusing Control
    100
- Fusing Lamp Circuit
  102
- Exit Sensor Circuit
  104
- Service Call Conditions
  105
Other Components
106
- Safety Switch
  106
- Jam Sensing
  107
- OPERATION PANEL Clrcult
  108
- Pulse Generator
  109
- Service Call Condition
  109
- Data Back-Up
  110
- COUNTER Clrcuits
  111
Environment
113
Minimum Space Requirements
114
Power Source
115
Accessory Check
116
Installation Procedure
117
Key Counter Holder Installation
124
Cassette Modification
125
Transformer Conversion (220-240V)
126
Preparation for Transportation
127
- Short Haul Transportation
  127
- Long Haul Transportation by Vehicle
  128
Service Tables
129
Maintenance Table
131
Lubrication Table
133
Expected Life of Parts
134
General Service Tables
135
- Test Points
  135
  - Main PCB
    135
  - AC Drive PCB
    135
  - DF Main PCB
    135
- Variable Resistors
  136
  - Main PCB
    136
  - Power Pack
    136
  - Master Sensor(Erase Lampunit)
    136
  - DF Main PUB
    136
- Dip Switches
  137
  - Main PCB
    137
  - Optics PCB
    137
  - Df Pcb
    138
Test Mode
139
Service Remarks
140
- Master Unit
  140
- Charge
  140
- Optics
  140
- Development
  141
- Transfer
  141
- Paper Feed
  141
- Fusing
  141
Specialtools and Lubricants
142
Replacement and Adjustment
143
Exterior
144
- Upper Clamshell Cover Removal
  144
  - Platen Cover
    144
  - Upper Cover
    144
  - 3Upper Right Cover
    144
  - Upper Left Cover
    144
  - Innercover
    145
  - Operation Panel
    145
  - 7Upper Rear Cover
    145
  - Copy Tray
    145
- Lower Clamshell Cover Removal
  146
  - Front Cover
    146
  - Cassettetray Cover
    146
  - Paper Tray
    146
  - 4Lower Right Cover
    146
  - 5Lower Rear Cover
    147
  - 6Lower Left Cover
    147
  - Exit Cover
    147
Optics
148
- Exposure Glass Removal
  148
- Erase Lamp Unit Replacement
  149
- Exposure Lamp Replacement
  150
- EXPOSURE LAMP Posltion ADJUSTMENT
  152
  - Horizontal Adjustment
    152
  - Vertical Adjustment
    153
- Scanner Drive Wire Replacement
  154
- Lens Drive Wire Replacement
  156
- Lens Drive Motor Replacement
  158
- Mirror Drive Wire Replacement
  159
- Mirror Drive Motor Replacement
  160
- 5Th Mirror Replacement
  161
- DEVELOPMENT and QUENCHING
  162
- Toner Metering Blade Replacement
  162
- Quenching Lamp Replacement
  163
- Paper Feed
  164
- Cassette Feed Roller Replacement
  164
- Cassette Friction Pad Replacement
  165
- Plck-UP ROLLER REPLACEMENT
  166
- Tray Feed Roller Replacement
  167
- CASSETTE FEED CLUTCH Lubrlcation
  169
- Plck-UP and TRAY FEED CLUTCH LUBRICATION
  170
- Paper Size Switch Replacement
  172
- Paper End Sensor Replacement
  173
- Paper Width Sensor Replacement
  174
- Paper Length Sensor Replacement
  175
Fusing Unit
176
- Hot Roller Replacement
  176
- Thermistor Replacement
  181
- Thermofuse Replacement
  182
- Hot Roller Strippers Replacement
  183
- Fusing Pressure Adjustment
  185
Coronas
186
- Transfer Corona Wire Replacement
  187
Copy Image
188
- Light Intensity Adjustment
  188
- Auto ID Sensor Adjustment
  189
- Leading Edge Registration Adjustment
  192
- Leading Edge Erase Adjustment
  193
- UNEVEN IMAGE DENSITY ADJUSTMENT (Uneven Exposure)
  194
- Horizontal Magnification Adjustment
  195
  - Resolution Adjustment
    195
- Vertical Magnification Adjustment
  196
Others
197
- 50Hz/60 Hz CONVERSION
  197
- Master Clutch Lubrication
  198
- Master Drive Assembly Replacement
  200
Troubleshooting
202
Copy Quality
203
- Uneven Image Density
  203
- White Lines or Streaks
  203
- Fuzzy Copy
  203
- Dirty Backside or Leading Edge
  204
- Blank Areas
  204
- Faint Copy at Leading or Trailing Edge
  205
- Wrinkled Copy
  205
- Black Lines
  206
- Jltter
  206
- E1 Exposure
  207
- E2 Optlcs
  209
- E5 Fuslng
  214
- E6 FUNCTIONAL Drlve
  218
- E7 Master Unit
  219
- E9 Optlcs BOARD
  220
- Ea Sorter
  220
Defectlve Sensor/Swltch TABLE
222
- Copier
  222
- Document Feeder
  224
- Sorter
  225
Copier Timing Chart
228
Specifications
232
Component Layout
233
Electrical Component Descriptions
234
Overall Machine Control
236
Basic Operation
238
Power Distribution
240
Interface Circuit
241
Original Feed
242
- Original Pick-Up
  242
- Original Separation
  243
- ORIGINAL FEED-Ln Mechanlsm
  244
- Original Size Detection
  246
- ORIGINAL Lnversion Mechanlsm
  247
- Original Feed-Out Mechanism
  249
- BELT Drlve MOTOR Clrcult
  250
- Feed-Out Motor Circuit
  251
- INPUT and OUTPUT Clrcults
  252
Lift Mechanism
253
Original Misfeed Sensing
254
Installation Procedure
258
Reparation for Ransportation
263
Replacement and Adjustment
264
- Feed-In Unit
  264
  - Transport Belt Replacement
    264
  - Feed-In Unit Removal
    265
  - Pick-Up Roller Replacement
    266
  - Feed-In Clutch Lubrication
    267
  - Pick-Up Solenoid Adjustment
    268
  - Feed Roller Replacement
    270
  - Feed-In Solenoid Adjustment
    271
  - Friction Belt Replacement
    272
- Feed-Out Unit
  273
  - Feed-Out Unit Removal
    273
  - Inverter Solenoid Adjustment
    274
  - DF Leading Edge Registration Adjustment
    275
Df Timing Chart
278
Specifications
281
Operation Panel
282
Component Layout
283
Electrical Component Descriptions
284
Overall Machine Control
285
Basic Operation
286
Exit Roller Drive
287
- Roller Drive Mechanism
  287
- Roller Drive Circuit
  288
Bin Drive
289
- Bin Drive Mechanism
  289
- Bin Drive Circuit
  291
- OPERATION PANEL Circult
  292
- Jam Sensing
  293
- Accessory Check
  294
- Preparation for Transportation
  304
- Roller Drive Belt Replacement
  305
- Bin Guide Lubrication
  306
- Exterior & Transport Section (A465)
  375
- Feed-In Section (A465)
  377
- Invert& Exit Section (A465)
  379
- Main Board (A465)
  381
- Indication Board (A465)
  383
- Main Harness (A465)
  385
- Interface Harness (A465)
  387
- Parts Index
  389
- Sorter (A467)
  398
- Sorter Main Board (A467)
  400
- Main Harness (A467)
  403
- Parts Index
  404
- Accessories (A947)
  410
- Interface Board (A947)
  413
- Interface Harness (A947)
  414
- Parts Index
  416

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