Ricoh A229 - Paper Skew Prevention Mechanism

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PAPER FEED

2-94

A229 SM

Paper Skew Prevention Mechanism

The paper press arms [A] on each side press down both sides of the paper,

especially if the paper is curled. This helps to prevent paper skew or jams.

A229D603.WMF

[A]

Main Page

Default Chapter11
- Table of Contents11
- Laser Safety26
- Service Tables27
Overall Information29
Overall Machine Information31
- Specifications31
Detailed Descriptions53
- Document Feeder55
- Scanning70
- Overview70
  - Scanner Drive71
  - Original Size Detection in Book Mode72
- Image Processing74
- Laser Exposure97
- Drum Unit103
- Development and Toner Supply121
- Image Transfer and Paper Separation133
- Paper Feed140
- Image Fusing164
- Paper Exit/Duplex168
- Energy Saver Modes180
Installation186
Installation Procedure188
- Installation Requirements188
- Copier (A229)190
  - Accessory Check190
  - Installation Procedure191
- Paper Size Change200
- 3,000-Sheet Finisher (A697)214
  - Accessory Check214
  - Installation Procedure215
- Punch Unit Installation (A812)218
  - Accessory Check218
  - Punch Unit Installation219
- Output Tray (A814)222
  - Acessory Check222
  - Output Tray Installation Procedure223
- Key Counter Installation224
Service Tables226
- General Cautions228
- Drum228
- Service Program Mode232
- Program Download290
  - Downloading to the SBICU290
  - Download from SBICU to Flash Memory Card292
- User Program Mode293
- Test Points/Dip Switches/Leds302
- Dip Switches302
- Test Points302
- Special Tools and Lubricants304
Replacement and Adjustment310
- Exterior312
- Document Feeder316
- Scanner Unit325
- Laser Unit340
- Fusing Unit394
- Paper Exit/Duplex Unit405
- Boards and Other Items410
- Copy Image Adjustments: Printing/Scanning414
- Touch Screen Calibration421
Troubleshooting422
- Service Call Conditions424
  - Troubleshooting424
  - Sc Code Descriptions425
- Electrical Component Defects452
  - Sensors452
  - Switches456
- Blown Fuse Conditions457
Finisher A697458
Overall Machine Information460
- Specifications460
- Mechanical Component Layout462
- Electrical Component Layout463
- Electrical Component Description464
- Drive Layout466
Detailed Descriptions467
- Tray and Stapler Junction Gate Mechanism467
- Jogger Unit Paper Positioning Mechanism468
  - Horizontal Paper Alignment468
- Stapler Unit Movement Mechanism469
  - Side-To-Side469
  - Rotation469
- Stapler470
- Feed-Out Mechanism471
- Shift Tray Up/Down Mechanism472
- Shift Tray Side-To-Side Mechanism473
- Punch Unit Drive Mechanism474
- Punch Waste Collection Mechnism475
- Jam Conditions476
- Timing Charts477
Service Tables480
- Dip Switches480
- Test Points480
- Led480
- Variable Resistors480
- Fuses480
Replacement and Adjustment481
- Cover Replacement481
- Positioning Roller Replacement483
- Alignment Brush Roller Replacement484
- Sensor Replacemnt485
- Stapler Removal490
- Punch Position Adjustment491
  - Right to Left491
  - Front to Rear491
- Stack Feed-Out Motor Speed Adjustment492
Large Capacity Tray A698494
Overall Machine Information496
- Specifications496
- Mechanical Component Layout497
- Electrical Component Layout498
- Electrical Component Descriptions499
- Drive Layout500
Detailed Descriptions501
- Tray Lift Mechanism502
- Paper Stack Height Detection504
3 Installation Procedure505
Service Tables505
- Replacement and Adjustment506
- Lower Rear Cover507
- Roller Replacement508
- Paper End Sensor Replacement509
- Paper Feed Sensor Replacement510
- Paper Position Sensor Replacement511
- Pick-Up Solenoid Replacement512
- Lift Motor Replacement513
- Side Fence Position Change514
  - Overview518
1 Overview519
- Function List519
- Specifications522
Detailed Descriptions523
2 Detailed Descriptions524
- Sort, Staple Mode524
- Installation Procedure526
Service Tables529
- User Program Mode530
- Copy Features Table532
Troubleshooting534
- Overall Machine Information538
- Component Layout539
- Proof Tray Sensors544
- Tray Sensors545
- Timing Chart and Misfeed Detection546
  - Installation Procedure548
  - Installation Procedure549
- Bridge Unit for Mailbox (G912)552
  - Installation Procedure553
  - Replacement and Adjustment558
- Tray Unit559
- Paper Sensor, Paper Overflow Sensor and Tray Exit Sensor560
1 Overall Machine Information539
- Main Control Board561
- Tray Exit Sensor Adjustment562

Ricoh A229 - Paper Skew Prevention Mechanism

Table of Contents

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