Ricoh SP 230DNw

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3-8

Confidential

2 Rear side of the machine

Harness colors are subject to change for some reason.

Side thermistor

harness ASSY

(WH)

Center thermistor

harness ASSY

(WH)

LVPS-heater harness

(BK, WH)

Fuser unit heater harness (WH)

Fan harness (RD, BK, WH)

New toner sensor flat cable

HVPS flat cable

Polygon motor harness (WH)

High-voltage power supply PCB ASSY

Eject sensor PCB ASSY

Ground harness (GR/YW)

Laser unit flat cable

Registration front/rear

sensor harness

(GR, WH, BL, RD)

Main Page

Default Chapter1
- Service Manual1
- Copyright and License3
- Table of Contents4
Safety Information8
- Additional Information12
Chapter 1 Supplemental Specifications13
General13
Network Connectivity14
Service Information14
Chapter 2 Error Indications and Troubleshooting15
Introduction15
- Precautions15
- Checks before Commencing Troubleshooting17
Overview19
- Cross-Section Drawing19
- Paper Feeding20
- Operation of each Part and Location of Parts21
- Block Diagram23
- Main Components24
Error Indications25
- Error Codes26
- Error Message33
Troubleshooting38
- Error Cause and Remedy38
- Troubleshooting for Paper Feeding Problems54
- Troubleshooting for Image Defects62
  - Image Defect Examples62
  - Troubleshooting Image Defect63
- Troubleshooting for Software Problems76
  - Unable to Receive Data76
- Troubleshooting for Network Problems76
  - Cannot Make a Print through Network Connection76
  - Cannot Connect to Access Point76
- Troubleshooting for Control Panel Problems77
  - Nothing Is Displayed on the LCD77
  - Unable to Perform Panel Operation77
- Troubleshooting for Toner Cartridge and Drum Unit Problems77
- Troubleshooting for Fuser Unit Problems80
  - Fuser Unit Failure80
- Troubleshooting for Laser Unit Problems80
  - Laser Unit Failure80
- Troubleshooting for PCB Problems81
  - Main PCB Failure81
  - Full Memory81
- Troubleshooting for Other Problems82
Chapter 3 Disassembly/Reassembly85
Safety Precautions85
Packing86
Screw Catalogue87
Screw Torque List88
Overview of Gears89
Harness Routing91
Disassembly Flow Chart97
Disassembly Procedure98
- Preparation98
- Back Cover99
- Outer Chute ASSY100
- Front Cover ASSY / Support Flap101
- Side Cover R102
- Fuser Cover103
- Inner Chute ASSY104
- Side Cover L105
- Top Cover ASSY106
- Fuser Unit109
- Low-Voltage Power Supply PCB ASSY111
- New Toner Sensor PCB ASSY113
- HVPS Flat Cable / High-Voltage Power Supply PCB ASSY114
- Fan116
- Laser Unit Flat Cable / Laser Unit117
- Filter119
- Wireless LAN PCB120
- Roller Holder ASSY121
- Main PCB ASSY122
- T1 Clutch / Registration Clutch123
- Frame L Unit124
- Paper Feed Motor / Paper Feed Motor Flat Cable126
- Front Cover Sensor128
- Eject Sensor PCB ASSY129
- Registration Front/Rear Actuator Holder ASSY131
- Paper Feed Sensor PCB ASSY134
Chapter 4 Adjusting and Updating Settings as Required after Parts Replacement135
If You Replace the Main Pcb Assy135
- Setting by Spec, Setting Serial Number and Entering Adjusted Value of Laser Unit136
- Installing Firmware139
  - Checking Firmware Version139
  - Installing Firmware140
- Resetting to Factory Shipping State141
If You Replace the Low-Voltage Power Supply Pcb Assy142
- Reset Irregular Power Supply Detection Counter of the Low-Voltage Power Supply PCB142
If You Replace the Laser Unit143
- Entering Adjusted Value of Laser Unit144
Chapter 5 Service Functions146
Maintenance Mode146
- How to Enter Maintenance Mode146
  - Method of Entering Maintenance Mode for Service Personnel146
  - Method of Entering End-User Accessible Maintenance Mode147
- List of Maintenance Mode Functions148
- Details of Maintenance Mode Functions149
Other Service Functions178
- Print Printer Settings178
- Resetting Drum Counter179
Chapter 6 Periodical Maintenance180
Periodical Replacement Parts180
Appendix 1 Deleting User Setting Information181
Appendix 2 Installing the Maintenance Printer Driver182
Appendix 3 How to Update the Firmware184

Ricoh SP 230DNw - Page 92

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