Ricoh MP CW2201

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6. Remove the DRESS sensor. ( x1, x1, x1)

DRESS Sensor

Cleaning

Remove the paper dust on the sensor with a blower brush. If the ink-mist is attached, remove it with non-

woven fabric or a cotton swab.

4. Replacement and Adjustment

410

Main Page

Symbols and Trademarks7
Symbols7
Trademarks8
Table of Contents9
Product Information31
Specifications31
Main Machine, Peripherals, Options32
Model Numbers and Names32
Configuration33
Guidance for those Who Are Familiar with Predecessor Products35
Comparison to MP CW220135
Overview36
New Features36
Auto Nozzle Check36
Carriage Unit37
Ink Supply Motors38
Carriage LED Lamp39
New Bypass Feed39
Manual Cut39
Configuration40
Locations of Major Electrical Components41
Smart Operation Panel42
Roll Paper Setting44
Acronyms and Important Terms45
Around the Machine46
Main Sections56
Main Components58
Drive Layout60
Original Path, Paper Paths62
Installation65
Preparation65
Environment65
Minimum Space Requirements66
Configuration67
Machine Level67
Power Source67
Installation Overview68
Installation Flow68
Main Machine Installation70
Before You Begin70
Accessory Boxes70
What You Need71
Accessory List in Box [3]71
Accessory List in Box [5]73
Main Unit Stand73
Accessories: Main Unit Stand73
Installing the Main Unit Stand74
Mounting the Main Unit76
Assembling the Scanner Stand81
Accessories: Scanner Stand81
Installing the Scanner Stand82
Mounting the Scanner Unit84
Roll Unit 1 (Standard)87
Accessories: Roll Unit 187
Installing Roll Unit 188
Wiring Roll Unit 194
Roll Unit 2 (Option)97
Accessories98
Installing Roll Unit 299
Wiring Roll Unit 2102
Controller Options109
Connecting the Scanner and Main Unit109
Parts to be Used109
Connecting the Harnesses110
Wiring the Scanner Cable112
Clamping the Power Cord117
Removing Tapes and Shipping Materials119
Original Stacker, Guides121
Installing the Original Stacker, Guides121
Ink Collector Tank Storage Shelf123
Installing the Ink Collector Tank Storage Shelf123
Exit Stacker125
Accessories: Exit Stacker125
Installing the Exit Stacker125
Changing the Mode of the Paper Exit Stacker131
Ink Filling132
Draining and Filling Procedure132
If Draining Fails to Start135
Setting Roll Paper136
Setting the Paper Spool to Roll Paper136
Setting the Paper Roll to the Machine138
Connecting to the Gigabit Ethernet Interface141
Check Printing143
Nozzle Check Pattern143
When an Unbroken Nozzle Check Pattern Cannot be Produced145
Halftone Check145
Final Adjustments146
Caster Lock146
Level Adjustment147
Manual Adjust Head Position148
Adjust Paper Feed150
Adjust Print Position151
Final Settings152
After Installation153
Moving the Machine153
Controller Options154
Overview154
Slots154
Standard Controller Features155
SD Card Appli Move155
Overview155
Move Exec155
Undo Exec156
IEEE 802.11 A/G/N Interface Unit Type M19157
Included Parts158
Installation158
Attaching Antennas159
Checking the Wireless LAN Interface Connection164
OCR Unit Type M13165
Recovery Procedure168
File Format Converter Type M23 (MLB)169
Included Parts169
Installation of MLB169
Data Overwrite Security Unit Type M19171
Overview171
Before You Begin the Procedure171
Seal Check and Removal172
Installation Procedure172
R/W NFC Personal Authentication IC Card174
Included Parts174
Installation Guide175
Check All Connections181
Security Setting182
Security Function Installation182
Data Overwrite Security183
Before You Begin the Procedure183
Using Auto Erase Memory183
HDD Encryption185
Before You Begin the Procedure185
Enable Encryption Setting185
Backing up the Encryption Key188
Encryption Key Restoration188
Remote Setting191
Settings Relevant to the Service Contract191
Settings for @Remote Service191
Preventive Maintenance197
Preventive Maintenance Tables197
PM Cleaning Points198
PM Table198
Scanner Unit198
Horizontal Unit201
Waste Ink Collection205
Other Items for Cleaning209
External Covers209
Scanner Unit210
Horizontal Unit212
Paper Feed212
Roll Units214
Replacement and Adjustment219
Notes on the Main Power Switch219
Push Switch219
Characteristics of the Push Switch (DC Switch)219
Shutdown Method220
Forced Shutdown222
General Precautions223
External Covers223
Original Transport223
Paper225
Copy Quality225
Cis226
Electrical Components226
Adjustments at Machine Installation226
Other Precautions226
Service Precautions227
Scanner Unit Rollers227
Main Frame Screws228
Right Plate Screws228
Maintenance Unit Base Screws229
Solenoid Bracket Screw230
Main Carriage Screws231
Temperature/Humidity Sensor Bracket231
Notes on Operation of the Paper Holding Lever232
Common Procedures234
Before You Begin234
Before Servicing the Machine235
Rear Output Guides235
Original Guides236
Original Stacker236
Ink Collector Tank238
Paper Rolls238
Main Covers239
Left Cover240
Right Cover245
Right Upper Cover247
Ink Cartridge Cover249
Top Cover251
Right Rear Cover253
Left Rear Cover254
Front Cover255
Paper Exit Guide257
Scanner Unit260
Raise the Scanner Unit Fully260
Scanner Upper Cover261
Scanner Rear Cover266
Scanner Left Cover, Scanner Right Cover266
Original Table267
Raise the Left Side of the Scanner Unit268
Raise the Right Side of the Scanner Unit270
Moving the Carriage Unit273
Before You Begin273
Move the Carriage Unit with SP2-102-4273
Uncapping the Print Heads and Moving the Carriage Unit Manually275
Capping the Print Heads Manually279
Disconnecting the Main Unit from the Scanner Unit280
Disconnecting the Scanner Cable281
Separating the Main Unit from the Scanner Unit284
Operation Panel285
Remove285
Precaution287
Scanner290
Before You Begin290
Safety Switch Diagram290
Original Width Sensors, Original Set Sensor291
Safety Switch294
Original Registration Sensor295
Scanner Motor296
SIB (Scanner I/F Board)298
Remove298
Precaution299
Original Feed Roller300
Remove300
Adjustment304
Exposure Glass305
Remove305
Precaution306
CIS Unit307
Remove307
Precaution309
Adjustment311
Original Exit Sensor311
Original Exit Roller312
Remove312
Adjustment316
White Plate Bracket316
Original Stop Switch317
Roll Units320
Roll Unit 1320
Remove320
Precaution326
Roll Unit 2 (Option)328
Remove328
Precaution333
Rewind Switch335
Remove335
Precaution336
Left Outer Cover, Left Inner Cover336
Remove336
Precaution337
Encoder Sensors338
Remove338
Cleaning339
Roll Paper Feed Motor340
Roll Paper Feed Clutch342
Remove342
Precaution346
Paper Release Sensor348
Remove348
Cleaning349
Precaution350
Feed Roller Housing350
Separate the Feed Roller Housing (Roller Unit 1)351
Separate the Feed Roller Housing (Roller Unit 2)354
Paper Entrance Sensors, Exit Sensor358
Remove358
Cleaning361
Feed Roller361
Remove361
Precaution364
Roll End Sensor364
Paper Transport367
Bypass Sensor367
Pre-Registration Sensor368
Registration End Sensor369
Paper Transport Fan Motor370
Paper Exit372
Cutter372
Exit Guide373
Remove373
Precaution374
Cutter Unit375
Cutter Switch (Right)378
Cutter Switch (Left)379
Cutter Motor380
Motor Timing Belt, Cutter Belt381
Remove381
Precaution384
Paper Exit Sensor385
Guide Plate Safety Sensor386
Main Scan388
Horizontal Encoder Sensor388
Remove388
Precaution390
Horizontal Encoder Sheet391
Remove391
Cleaning394
Precaution394
Horizontal Motor395
Horizontal Timing Belt397
Sub Scan399
Vertical Encoder Sensor399
Precaution400
Vertical Encoder Wheel, Timing Belt400
Vertical Encoder HP Sensor403
Vertical Motor405
Bypass Stopper Clutch Sensor406
Bypass Stopper Clutch408
Carriage Unit412
Before You Begin412
DRESS Sensor413
Remove414
Cleaning416
Adjustment417
Led420
Remove420
HRB (Head Relay Board)422
Remove422
Precaution429
Head Lift Motor429
Print Head Unit431
Black Print Head Unit Accessories432
Color Print Head Unit Accessories433
Carriage Unit Cover Removal433
Black Print Head Unit Removal435
New Black Print Head Unit Installation443
Color Print Head Unit Removal452
New Color Print Head Unit Installation460
After the Print Head Unit Replacement468
Carriage Unit471
Remove Ink Supply Unit472
Free the Harness on the Right Side of the Main Unit475
Main Ink Level Sensor Bracket Removal480
Ink Tube Rail Removal482
Horizontal Encoder Sheet Removal483
Tension Bracket Removal485
Right Plate Removal487
Carriage Unit Removal492
Precaution504
Ink Supply510
Ink Supply Unit510
Ink Supply Unit Accessories510
Before You Begin511
Ink Supply Unit Replacement511
Carriage Disconnection512
Ink Supply Unit Removal520
New Ink Supply Unit Installation520
Ink Tube Attachment to the Print Head Unit522
Air Release Solenoid527
Ink Level Sensor and Temperature/Humidity Sensor531
Maintenance Unit, Waste Ink Collection536
Left Ink Sump536
Ink Collector Unit537
Ink Collector Unit Contact Switch538
Right Ink Sump539
Maintenance Unit540
Auto-Nozzle Check544
Auto-Nozzle Check Upper Unit544
Auto-Nozzle Check Unit546
After Replacement548
Electrical Components550
Rear Cover550
PCB Box551
Controller Board559
Remove559
Replacing the NVRAM and Memory561
RFDB (Roll Feeder Drive Board)562
Remove562
IOB (Input/Output Board)564
Remove564
Hdd566
Remove566
Settings567
Bicu (Base Image Control Unit)568
Remove569
EEPROM Replacement570
Nvram572
NVRAM on the Controller Board572
NVRAM (EEPROM) on the Bicu574
PSU (Power Supply Unit)576
Remove577
Precaution578
Sensors, Switches579
Ink Collector Tank Cover Switch579
Ink-Cartridge Cover Switch579
Front Cover Safety Switches580
Front Cover Switch581
Remove581
Precaution583
Special Adjustments584
Image Adjustment with SP Modes584
Step 1: Magnification for Paper Type: Plain584
Step 2: Copy/Main Scan Magnification585
Step 3: Copy/Print Sub Scan Magnification585
Step 4: Scanner Mask Setting586
Step 5: Erase Margins587
Step 6: Printer: Leading Edge, Side-To-Side Registration587
Step 7: Scanner Mask Setting588
Step 8: Erase Margins589
Step 9: Scanner Registration589
Step 10: Printer: Cut Length590
Step 11: Synchro Cut (Trailing Edge Registration)591
CIS Adjustment with SP Modes592
To Print the CIS Adjustment Pattern592
To Adjust the Image at the CIS Joints593
To Adjust the Scan Speed Switching594
System Maintenance Reference597
Service Program Mode597
Firmware Update598
Overview598
Firmware Type598
Procedure600
Update Procedure600
Error Screens During Updating605
RFU Updating the Firmware612
RFU Performable Condition612
Package Firmware Update613
Overview613
Immediate Update614
Update at the Next Visit (Reserve)617
How to Set the Machine to Download Firmware Later (RESERVE)617
How to Check if the Firmware Downloaded with RESERVE619
How to Install Firmware Downloaded with RESERVE621
Update Via SD Card624
Updating Javavm627
Creating an SD Card for Updating627
Updating Procedure627
List of Error Messages628
Capturing the Debug Logs630
Overview630
Security of the Operation Log632
Retrieving the Debug Logs632
Procedure for Retrieving the Debug Log with SD Card632
Reboot/System Setting Reset634
System Settings and Copy Setting Reset634
System Setting Reset634
Copier Setting Reset634
NVRAM Data Upload/Download636
Uploading Content of NVRAM to an SD Card636
Downloading an SD Card to NVRAM637
Address Book Upload/Download639
Information List639
Download639
Upload641
SMC List Card Save Function642
Overview642
SMC List Card Save642
Procedure642
File Names of the Saved SMC Lists644
Error Messages645
UP/SP Data Import/Export646
Overview646
Import/Export Conditions646
UP Data Import/Export646
Data that Can be Imported and Exported646
Data that Cannot be Imported or Exported646
Exporting Device Information647
Importing Device Information649
SP Data Import/Export650
Data that Can be Imported and Exported650
Exporting Device Information650
Importing Device Information651
Possible Solutions for Import/Export Problems652
Test Pattern Printing655
Card Save Function656
Overview656
Card Save656
Procedure656
Error Messages659
Troubleshooting661
Service Call Conditions661
SC100: Scanning662
SC200: Image Writing667
SC300: Not Used685
SC400: Not Used686
SC500: Paper Feed, Transport687
SC600: Communication696
SC700: Not Used712
SC800: Firmware713
SC900: Software724
Printing Problems728
Before You Begin728
White Lines, Horizontal Banding728
Print Heads Clogged728
Other Measures729
Horizontal Lines in Margins729
White, Color Vertical Banding730
Print Head out of Position, Horizontal Encoder Strip Problem730
Overall Poor Image Quality730
Gap Adjustment731
Print Heads Clogged731
Paper Feed Faulty731
Horizontal Encoder Strip731
Text Shifted out of Position732
Obstructed, Faulty Paper Feed732
Ink Scatter733
Gap Adjustment733
Print Heads Clogged733
Faulty Maintenance Unit, Carriage Unit734
Mixed Colors734
Print Heads Clogged734
Faulty Maintenance Unit735
Image Abraded, Paper Torn, Ink Running735
Gap Adjustment735
Paper Feed Obstruction735
Faulty Carriage Unit736
Color Density too Light736
Printer Driver Settings736
Part of Image Missing, Text Misaligned736
Printer Driver Settings737
Faulty Controller737
Image Skewed on Paper737
Obstructed Paper Feed737
Bolded Text Does Not Appear Bold in Printout737
Printer Driver Settings738
Scanning Problems739
Flow Chart739
Scanning Troubleshooting739
Jam Code Tables744
Overview744
Scanner Original Jams745
Printer Paper Jams746
Electrical Components750
Scanner Unit750
Main Unit Sensors, Motors751
Roll Units754
Ink Supply756
Carriage Unit757
Around the Carriage Unit760
Maintenance Unit761
Boards763
Fuses765
Scanner Unit765
Operation Panel765
SIB (Scanner I/F Board)765
Main Boards (PCB Box)766
Controller Board766
IOB (Input/Output Board)768
Bicu (Base Image Control Unit)770
PSU (Power Supply Unit)773
Carriage Unit774
Hrb774
Detailed Description777
Overview777
General Operation Sequence777
Power on777
Paper Exit and Job End778
Scanner Unit779
Scanner Layout779
Side View779
Front View780
Original Width Detection781
Scanning783
Original Feed, Exit Sequence783
Auto Image Density Correction784
Scanning Area785
Scan Magnification Correction785
Original Drive Mechanism786
Scanning Motor, Rollers786
Original Feed Speed787
Scanning Mechanism788
CIS Structure788
Printed Image789
Long Original or Special Original with Carrier Sheet789
Related Sps790
Image Processing791
Features for Printing791
Image Flow792
Copy Job Image Data Flow792
Scan Job Image Data Flow793
Print Job Image Data Flow794
Copy Mode Image Processing794
Print Mode Image Processing795
Copy Resolution: Copy Jobs and Print Jobs795
Copy Jobs796
Print Jobs797
Image Troubleshooting800
Paper Feed and Exit803
Overview803
Roll Unit Operation804
General Operation of Roll Unit804
Roll Feed Mechanism805
Initializing the First Paper Roll806
Initializing the Second Paper Roll810
Roll Rewinding for Removal810
Roll End813
Main Unit Paper Feed814
Registration Roller814
Vertical Feed Mechanism815
Remaining Paper Detection817
Paper Transport Fan820
General Operation820
Transport Fan Duty Adjustment821
Normal Paper, Recycled Paper822
Translucent Paper823
Front Cover Switches824
Detailed Description of Paper Feed Sequence825
Paper Feed Layout825
Operation Sequence When the First Roll Is Set826
Operation Sequence When the Second Roll Is Set828
Cutting828
Manual Cut829
Bypass Feed830
Related Sps832
Ink Supply833
Overview833
Ink Cartridge835
Ink Supply Mechanism837
Controlling Ink Supply to the Sub Tanks839
The OCFS System839
Controlling Ink Supply During Printing841
Air Detection and Air Purging841
Air Purge Mechanism842
After Air Purging843
Emergency Print843
Printable Conditions844
Printing844
Conditions for Function End844
Number of Printable Sheets844
Operation of Emergency Print845
Printing846
Printing Drive Mechanism846
Carriage Unit847
Print Head Unit851
Print Head852
DRESS Sensor853
Temperature Monitoring856
Print Head Height Adjustment857
Height Adjustment Mechanism858
Raising and Lowering the Print Heads859
Maintenance Unit860
Overview860
Capping/Uncapping861
Print Head Cleaning Cycle863
Manual Print Head Cleaning and Flushing867
Automatic Downtime Cleaning868
Automatic Mist Cleaning869
Auto-Nozzle Check Module870
Overview870
Timing for Detection871
Detection871
Wiping an Electrode Plate872
When Ink Deficiency Is Detected874
Operating Life876
Waste Ink Collection876
Ink Collector Tank877
Right Ink Sump878
Left Ink Sump879
Related Sps880
Print Head Cleaning and Adjustment882
Nozzle Check Pattern Print882
Clean Print Heads883
Flush Print Heads884
Adjust Head Position885
Automatic Adjust Head Position885
Manual Adjust Head Position886
Adjust Paper Feed887
Adjust Print Position889
Prevent Paper Abrasion891
Electrical Components893
Boards893
Block Diagram893
Parts Layout894
SIB (Scanner I/F Board)894
Controller Board895
IOB (Input/Output Board)897
Hdd897
Bicu (Base Image Control Unit)898
PSU (Power Supply Unit)899
File Format Converter Type M23 (MLB)900
Energy Save902
Energy Save Mode902
Specification903
SP2-XXX Scanning Image Quality1170
Input and Output Check1172
Input Check Table (SP5-803)1172
Output Check Table (SP5-804)1175

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