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Technical Bulletin PAGE: 1/4

Model: Model CH-C1 (Office/Pro)

Date: 14-Mar-14

No.: RD135085

Subject: Troubleshooting for Curls

Prepared by: Ryuuta Chino

From: 1st Tech Service Sect. PP Tech Service Dept.

Classification:

Troubleshooting

Mechanical

Paper path

Product Safety

Part information

Electrical

Transmit/receive

Other ( )

Action required

Service manual revision

Retrofit information

Tier 2

Symptom

Thin paper curls inside the machine if the Decurl unit is not installed.

Cause

Thin paper types tend to “shrink” during the fusing process.

RTB 4c: Firmware Release Note: Web Uapl1
RTB 7c: Firmware Release Note: GWFCU3.8-1(WW)2
RTB 11b: Firmware Release Note: PowerSaving Sys3
RTB 13: Firmware Release Note: PS34
RTB 14b: Firmware Release Note: RPCS5
RTB 15c: Firmware Release Note: TDCU6
RTB 17d: Firmware Release Note: NetworkDocBox10
RTB 19: Firmware Release Note: aics11
RTB 20d: Firmware Release Note: MailBOX_ONTARIO-D12
RTB 21e: Firmware Release Note: Extended JS13
RTB 22: Firmware Release Note: Option Netware14
RTB 23g: Firmware Release Note: browser15
RTB 24: Replace the description for SP5507-00617
RTB 25: Firmware Release Note: PCL Font18
RTB 26: Streaks made by Paper Edges19
RTB 27: Copy speed decreases when applying the Finisher SR4090/SR4100 punch option.25
RTB 28b: Replace the procedure for “Attaching the ITB Separation Lever”26
RTB 29b: Log-Storing Function40
RTB 30e: Copy Tray Type M2 Installation48
RTB 31a: Important Notice for Scanner Heater Installation67
RTB 32: NVRAM Replacement Procedure69
RTB 33: Lubrication after replacement74
RTB 34: Manual Correction: BCU replacement procedure76
RTB 35: Paper Curl79
RTB 36: SR4090/SR4100: SP Settings81
RTB 37: Installation Procedure for Finisher SR4090/Booklet Finisher SR410083
RTB 38: Installation Procedure for the Finisher SR4110 (D707)94
RTB 39: Manual Correction: Toner Shield Glass Cleaning105
RTB 40: LCIT RT4030 Installation107
RTB 41: Damage on the fusing belt109
RTB 42: Tandem Tray Lift-Up Issue110
RTB 43: SC552-02112
RTB 44b: Paper Jam 30/75 / Paper folding113
RTB 45: SC525-02124
RTB 46: JAM 97 / SC516-02128
RTB 47: SC548-00 / Noise131
RTB 48b: SC460132
RTB 49b: SC569-00 / SC555-00138
RTB 50: Troubleshooting for image quality140
RTB 51: Manual Correction: SC819148
RTB 52: SC502-SC504 and Misdetection of paper end149
RTB 53: Manual Correction: The table of SC187153
RTB 54: SC626-01 / SC515-02154
RTB 55: Installing the CH-C1 models as a CC-CERTIFIED Machine156
RTB 56: Vertical streaks164
RTB 57: Controller Board Replacement Alert & SC842-02167
RTB 58: SC515-01168
RTB 59: SC515-02171
RTB 60: Remote Fax installation174
RTB 61: Firmware Release Note: Option IPDS178
RTB 62a: Fusing Pressure Lever Breakage179
RTB 63: SP5803-001 to 081185
RTB 65d: Update Procedure for Package Firmware204
RTB 66: Incorrect message when set the tandem tray216
RTB 67: Toner Blocking218
RTB 68: Parts Information for tandem tray end fence221
RTB 69: Detailed Self-Diagnostic Mode224
RTB 70: Brush when applying lubricant powder or yellow toner225
RTB 71: Troubleshooting for Margin adjustment229
RTB 72: White spots231
RTB 73: Image problem in size reduction mode233
RTB 74: Parts Information: Fusing unit235
RTB 75b: Original size misdetection236
RTB 76a: SC501-13239
RTB 77: Banding at 2~3mm intervals245
RTB 78: Adjustments Required for Improved Glossiness247
RTB 79: Colored spots appear at 40mm or 189mm intervals248
RTB 80: White spots with toner cores249
RTB 81: White, fish-shape stains250
RTB 82: Vertical bands of uneven image density252
RTB 83: Uneven density254
RTB 84: Banding255
RTB 85: Thin paper curls256
RTB 86: Envelopes Are Wrinkled260
RTB 87: Envelope feed problems261
RTB 88: Accordion Jams262
RTB 89: Problems pulling out the drawer unit265
RTB 90: SC516 after repeated J097267
RTB 91: Uneven glossiness269
RTB 92: Horizontal streaks271
RTB 93: Stains on the side edges of paper273
RTB 94: JAM33274
RTB 95: Duplex Invert Solenoid maintenance282
RTB 96: Installation Procedure for D135/D136283
RTB 98a: Jam 66 or Original damage317
RTB 99: Proof tray detected to be full too soon331
RTB 100: Envelopes are not fed332
RTB 101: Toner rubs off onto the fold line of stapled Booklets333
RTB 102: Roller marks334
RTB 103: D1 lever breakage339
RTB 104: Manual Correction: Punch Unit PU5000 installation343
RTB 105: Installation Procedure for the A3/11"x17" Tray Unit Type M2350
RTB 106: Installation Procedure for the Multi-Folding Unit FD4000358
RTB 107: SC202-286372
RTB 108: Manual Correction: SP5805/5806380
RTB 109: Manual Correction: SP1304418
RTB 110: Manual Correction: Paper feed unit for tray 1 replacement419
RTB 111: Manual Correction: SP5803-006423
RTB 112: Manual Correction: Jam Detection(Sensor locations)424
RTB 113: Manual Correction: Sub Hopper Unit replacement425
RTB 114: Manual Correction: Drum motor (KCMY) / Drum encoder sensor (KCMY) replacement428
RTB 115: FSM Correction: SP5801 (Clear Memory)429
RTB 116: FSM Correction: SC460432
RTB 117: Manual Correction: Notes on roller HP sensor 2 /Sensor shift HP switch replacement433
RTB 118: Manual Correction: SP5985434
RTB 119: FSM Correction: SC381/382435
RTB 120: SR4090/SR4100: Stapler unit replacement437
RTB 121: Replacement procedure for the left/right tandem trays447
RTB 122: FSM Correction: SC401449
RTB 123: Manual Correction: All PM Parts list: Main Menu450
RTB 124: FSM Correction: SP5895451
RTB 125: Manual Correction: E-22B: Startup and initial setup452
RTB 126: New brackets to prevent JAM18455
RTB 127: Engine F/W to improve waste toner bottle yield458
RTB 128: Tandem Tray does not lift-up459
RTB 129: Manual Correction: LCIT RT4030 Installation463
RTB 130: Manual Correction: Cover Interposer Tray CI4010(D711) Installation465
RTB 131a: Manual correction: PM parts settings470
RTB 132 :Manual Correction: Developer removal procedure474
RTB 133a: Wrinkles480
RTB 134: Modification of the paper exit unit and its components484
RTB 135: SC486501
RTB 136a: Drawer unit Slide Rail replacement procedure503
RTB 137: SC559-00520
RTB 139a: Jam003 (Tray 1 no-feed)522
RTB 140: New parts - Fuses on the AC drive board534
RTB 141: Manual Correction: Remote Fax installation535
RTB 142b: Dirty prints539
RTB 143: Manual Correction: Fusing IH Coil Unit545
RTB 144: Design modification of the paper exit upper guide plate components546
RTB 145: Firmware Release Note: animation548
RTB 146: Cooling Fan Unit Type M2 Installation procedure549
RTB 147: The Paper Feed Unit and Paper Transport Unit were modified584
RTB 148: Part change:Purge unit upper guide plate588
RTB 149: New optional harness for tray heater590
RTB 150a: Machine power does not turn on593
RTB 151: Manual correction Caution note on PSU replacement598
RTB 152: FSM Correction: SP1307604
RTB 153: Torn fusing belt605
RTB 154: The heating roller generates a ticking noise609
RTB 155a: Procedure for attaching the protection sheet on the tandem tray611
RTB 156a: Paper exit unit616
RTB 157: SC286-02617
RTB 158: Jam 58618
RTB 159: Manual correction: SR4110 installation procedure627
RTB 160: Manual correction: P to P correction628
RTB 161: Manual correction: the table of SP1907/SP5803629
RTB 162b: Slow printing speed/SC865630
RTB 163a: RGB streaks on ADF scans633
RTB 164: FSM Correction: SC681 table638
RTB 165: Troubleshooting drum lubricant bar early PM alert641
RTB 166: Part Change Information - Heat Roller644
RTB 167: Wrong service part label for Heat Roller647
RTB 168: SC442648
RTB 169: FSM correction – Detail of Jam Codes 19 and 96651
RTB 171: FSM correction – Addition of AC controller board fuse653
RTB 172: FSM correction655
RTB 173: Manual correction656
RTB 174: Saddle-stitch stapling for Customer Paper Size658
RTB 175: LEF/SEF ---> SEF/LEF660
RTB 176: High-pitched sound673
RTB 177: Paper Feed Sub-Unit Drum Stay674
RTB 178: Paper jam (tandem tray bent)676
RTB 179: Parts Catalog Correction: Encode on ITB677
RTB 180:SC525-01 Lock bracket is broken678
RTB 181: FSM correction: SP5061-002 Toner Near End alert message681
D149 RTBs600
- RTB 14b: Firmware Release Note: Font EXP601
- RTB 25b: Firmware Release Note: PCL Font602
- RTB 26b: Firmware Release Note: PS3 Font603
D129 RTBs16
- RTB 22c: Firmware Release Note: SG3-ND643
D255 RTBs651
- RTB 20b: Firmware Release Note: OptionSD FONT652

Brand	Ricoh
Model	CH-C1
Category	Printer Accessories
Language	English

Ricoh CH-C1 User Manual

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Ricoh CH-C1 Specifications

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