Ricoh SP 230DNw Service Manual
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Ricoh SP 230DNw Service Manual

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MODEL
SP 230DNw
Read this manual thoroughly before maintenance work.
Keep this manual in a convenient place for quick and easy reference at all times.
August 2017
SM-PRN117
84UH*
Ver.1

SERVICE MANUAL

Confidential

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Summary of Contents for Ricoh SP 230DNw

  • Page 1: Service Manual

    SERVICE MANUAL MODEL SP 230DNw Read this manual thoroughly before maintenance work. Keep this manual in a convenient place for quick and easy reference at all times. August 2017 SM-PRN117 84UH* Ver.1 Confidential...
  • Page 2 Trademarks Microsoft and Windows are registered trademarks of Microsoft Corporation in the United States and/or other countries. Apple and Mac are trademarks of Apple Inc., registered in the U.S. and other countries. AirPrint and the AirPrint logo are trademarks of Apple Inc. App Store is a service mark of Apple Inc.

  • Page 3: Copyright And License

    Copyright and License This product includes software developed by the following vendors: ©1983-1998 PACIFIC SOFTWORKS, INC. ALL RIGHTS RESERVED. ©2008 Devicescape Software, Inc. All rights reserved. This product includes the “KASAGO TCP/IP” software developed by ZUKEN ELMIC, Inc. Copyright 1989-2014 Datalight, Inc., All Rights Reserved. ®...

  • Page 4: Table Of Contents

    CONTENTS SAFETY INFORMATION ...................vi CHAPTER 1 SUPPLEMENTAL SPECIFICATIONS 1. GENERAL ........................... 1-1 2. NETWORK CONNECTIVITY ....................... 1-2 3. SERVICE INFORMATION ......................1-2 CHAPTER 2 ERROR INDICATIONS AND TROUBLESHOOTING 1. INTRODUCTION ......................... 2-1 Precautions ......................... 2-1 Checks before Commencing Troubleshooting ..............2-3 2.
  • Page 5 4.5.2 Cannot connect to access point ................2-62 Troubleshooting for Control Panel Problems ..............2-63 4.6.1 Nothing is displayed on the LCD ................2-63 4.6.2 Unable to perform panel operation ............... 2-63 Troubleshooting for Toner Cartridge and Drum Unit Problems ........2-63 4.7.1 New toner not detected ..................
  • Page 6 Top cover ASSY ....................... 3-22 8.10 Fuser unit .......................... 3-25 8.11 Low-voltage power supply PCB ASSY ................3-27 8.12 New toner sensor PCB ASSY ................... 3-29 8.13 HVPS flat cable / High-voltage power supply PCB ASSY ..........3-30 8.14 Fan ........................... 3-32 8.15 Laser unit flat cable / Laser unit ..................
  • Page 7 1.3.3 Monochrome print quality test pattern (Function code 09) ........5-7 1.3.4 Check LCD operation (Function code 12) .............. 5-8 1.3.5 Check control panel key operation (Function code 13) .......... 5-9 1.3.6 Display software version (Function code 25) ............5-10 1.3.7 Check sensor operation (Function code 32) ............

  • Page 8: Safety Information

    SAFETY INFORMATION  Definitions of Warnings, Cautions, Notes and Memos The following conventions are used in this manual: WARNING WARNING indicates a potentially hazardous situation which, if not avoided, could result in death or serious injuries. CAUTION CAUTION indicates a potentially hazardous situation which, if not avoided, may result in minor or moderate injuries.
  • Page 9  To use the Machine Safely Please keep these instructions for later reference and read them before attempting any maintenance. If you do not follow these safety instructions, there is a possibility of a fire, electrical shock, burn or suffocation. WARNING ELECTRICAL HAZARDS Failure to follow the warnings in this section may create the risk of an electrical shock.
  • Page 10 • DO NOT use the product if the power cord is frayed or damaged. Doing so may cause an electrical shock or fire. • Ricoh strongly recommends that you DO NOT use any type of extension cord. • DO NOT drop any metallic hardware or any type of liquid on the power plug of the product.
  • Page 11 HOT SURFACE Immediately after using the product, some internal parts of the product will be extremely hot. Wait at least 10 minutes for the product to cool down before you touch the internal parts of the product.  Caution for Laser Product (WARNHINWEIS für Laserdrucker) CAUTION: In case of any trouble with the laser unit, replace the laser unit itself.

  • Page 12: Additional Information

     Additional Information When servicing the optical system of the machine, be careful not to place a screwdriver or other reflective object in the path of the laser beam. Be sure to take off any personal accessories such as watches and rings before working on the machine. A reflected beam, though invisible, can permanently damage the eyes.

  • Page 13: Chapter 1 Supplemental Specifications

    CHAPTER 1 SUPPLEMENTAL SPECIFICATIONS 1. GENERAL The function comparative table for models as described in this Service Manual are shown below. Wired/Wireless LAN Wireless  Duplex Printing 16 characters LCD Type 1 line USB Host (front) USB Host (rear) PCL/PS Paper Input/Standard Tray 250 sheets Warm-up time...

  • Page 14: Network Connectivity

    2. NETWORK CONNECTIVITY Wired Network network node type Wireless Network NC-8800w network node type 3. SERVICE INFORMATION Model All models Machine life 50,000 pages (A4 / LTR) or 5 years Specifications are subject to change without notice. Confidential...

  • Page 15: Chapter 2 Error Indications And Troubleshooting

    CHAPTER 2 ERROR INDICATIONS AND TROUBLESHOOTING 1. INTRODUCTION Troubleshooting is the countermeasure procedures that the service personnel should follow if an error or malfunction occurs with the machine. It is impossible to anticipate all of the possible troubles which may occur in future and determine the troubleshooting procedures, so this chapter covers some sample troubles.
  • Page 16 Warning DO NOT use any flammable spray or flammable solvent such as alcohol, benzine, or thinner in or around the machine. Otherwise a fire or electric shock may result. (5) Check again that the portions and parts repaired or removed during the repair work function properly when the repair is completed.

  • Page 17: Checks Before Commencing Troubleshooting

    1.2 Checks before Commencing Troubleshooting Check the following items before attempting to repair the machine.  Operating environment (1) The machine is placed on a flat, stable surface. (2) The machine is used in a clean environment where the temperature is between 10 °C (50 °F) and 32 °C (89.6 °F) and the relative humidity is maintained between 20 % and 80 %.
  • Page 18  Cleaning Use a soft dry lint-free cloth. Warning DO NOT use any flammable spray or flammable solvent such as alcohol, benzine, or thinner to clean the machine. DO NOT use these articles near the machine. Confidential...

  • Page 19: Overview

    2. OVERVIEW 2.1 Cross-section Drawing Eject roller 2 Exposure drum Laser unit Registration rear actuator Registration roller Registration front actuator <Back side> <Front side> Manual feed slot Back cover Eject roller 1 Paper dust cleaning roller Eject/Fuser cover actuator Paper feed actuator Heat roller Separation...

  • Page 20: Paper Feeding

    2.2 Paper Feeding Eject to output tray Feed from manual feed slot Eject to back side <Back side> <Front side> Duplex path Fig. 2-2 Confidential...

  • Page 21: Operation Of Each Part And Location Of Parts

    2.3 Operation of Each Part and Location of Parts Part name Operation Paper pick up roller Feeds the paper to the separation roller from the paper tray. Separation roller, Separates paper fed from the paper tray into single sheets. Separation pad Paper feed actuator Detects paper trays (open / closed).
  • Page 22  Location of sensors and clutches New toner sensor PCB ASSY Eject sensor PCB ASSY Registration front sensor Back cover/duplex tray sensor Registration rear sensor Front cover sensor Paper feed sensor PCB ASSY Registration clutch T1 clutch Fig. 2-3 Confidential...

  • Page 23: Block Diagram

    2.4 Block Diagram Wireless LAN PCB T1 paper feed sensor PCB T1 paper feed sensor Panel PCB Back cover/duplex tray Eject sensor sensor PCB Fuser unit High-voltage Center thermistor power supply Eject sensor Side thermistor New toner sensor PCB Registration front/rear Low-voltage sensor PCB Main PCB...

  • Page 24: Main Components

    2.5 Main Components Top cover ASSY Back cover Inner chute ASSY Outer chute ASSY Side cover R Laser unit Fuser cover New toner sensor PCB ASSY Fuser unit Eject sensor PCB ASSY Main shield plate Low-voltage power supply PCB ASSY High-voltage power supply PCB ASSY Fuser gear...

  • Page 25: Error Indications

    3. ERROR INDICATIONS This machine includes a self-diagnosis function. If the machine does not work normally it judges that an error has occurred, and indicates the corresponding error message on the LCD, which in turn helps the service personnel to quickly find out the problem. 3.1 Error Codes Error Refer...

  • Page 26: Error Codes

    Error Refer Error Refer Description Description Codes Codes 0D04 --- 2500 --- 0E00 --- 2501 --- 1003 --- 2502 --- 1004 --- 2503 --- 1100 --- 2601 --- 1200 --- 2602 --- 1300 --- 2603 --- 1400 --- 2604 --- 1500 --- 2605 --- 1701 ---...
  • Page 27 Error Refer Error Refer Description Description Codes Codes 3102 --- 4900 --- 3202 --- 4A00 --- Dot counter of the toner cartridge or 3301 --- 4B01 develop roller counter reaches the 2-29 upper limit soon. 3302 --- 4B02 --- 3401 --- 4B03 --- 3402 --- 4B04 ---...
  • Page 28 Error Refer Error Refer Description Description Codes Codes 5406 --- 6300 --- 5502 --- 6400 --- 5602 --- 6602 --- 5702 --- 6701 --- The side thermistor detected a 5801 --- 6801 temperature higher than the specified 2-32 value. 5802 --- 6802 --- Some fuser unit errors occurred at 5902 ---...
  • Page 29 Error Refer Error Refer Description Description Codes Codes 7104 --- 8100 --- 7105 --- 8401 --- 7106 --- 8402 --- 7200 --- 8403 --- 7300 --- 8501 --- 7301 --- 8502 --- When printing from the paper tray, the registration front sensor does not 7302 detect paper pass within the specified 2-34...
  • Page 30 Error Refer Error Refer Description Description Codes Codes The registration rear sensor detected that the paper fed was smaller or larger 8A01 2-36 9203 --- than the specified size in duplex printing mode. 8A02 --- 9204 --- 8B01 --- 9205 --- There is no paper set in the manual 8C00 feed slot on the manual feed slot...
  • Page 31 Error Refer Error Refer Description Description Codes Codes 9706 AE00 --- 9801 AF00 --- 9802 B000 --- 9803 B700 --- 9804 B800 --- 9901 B900 --- 9902 BB00 --- 9903 BC00 --- 9A01 BD00 --- 9A02 BF00 --- 9A03 C001 --- 9B01 --- C002 --- 9B02 ---...
  • Page 32 Error Refer Error Refer Description Description Codes Codes FA01 --- FB0A --- FA02 --- FB0B --- FA03 --- FB0C --- FB01 --- FB0D --- FB02 --- FB0E --- FB03 --- FB0F --- FB04 --- FC01 --- FB05 --- FC02 --- FB06 --- FC03 FB07 ---...

  • Page 33: Error Message

    3.2 Error Message The error messages displayed on the LCD of the machine and their description are shown in the table below. Error message Error Refer Description codes Initial display Scroll Cartridge Put the Toner The new toner sensor of the Error Cartridge back in.
  • Page 34 Error message Error Refer Description codes Initial display Scroll Jam Tray 1 Remove the When printing from the paper jammed paper from tray, the registration front sensor Tray 1. does not detect paper pass 7302 2-34 within the specified time after the T1 paper feed sensor detected paper pass.
  • Page 35 Error message Error Refer Description codes Initial display Scroll Print Unable Turn the power off Cannot detect the synchronized and then back on signal of the paper feed motor. again. The speed of the paper feed 0201 2-24 motor does not stabilize within the specified time.
  • Page 36 Error message Error Refer Description codes Initial display Scroll Print Unable Turn the power off An error occurred during access and then back on to the DRAM in the main PCB E500 2-39 again. ASSY. Print Unable Turn the power off Write error in the EEPROM of and then back on the main PCB ASSY...
  • Page 37 Error message Error Refer Description codes Initial display Scroll Size Error DX Press Go for 2 For 2-sided printing, paper size seconds. Specify setting of the printer driver that the correct paper was not supported by 2-sided printing was selected. and load the same 9701 2-38...

  • Page 38: Troubleshooting

    4. TROUBLESHOOTING 4.1 Error Cause and Remedy  Error code 0102 ASIC error or motor driver error occurred. Step Cause Remedy Main PCB failure Replace the main PCB ASSY.  Error code 0201 Cannot detect the synchronized signal of the paper feed motor. The speed of the paper feed motor does not stabilize within the specified time.
  • Page 39  Error code 0401 BD sensor failure (second time) Error code 0405 BD sensor failure (first time) <User Check> • There is a possibility of condensation. Leave the front and back cover open for at least 30 minutes when the power is ON. Close those covers and turn the power switch OFF and then back ON again.
  • Page 40  Error code 0501 The center thermistor of the fuser unit has not reached the specified temperature within the specified time. Error code 0502 The center thermistor of the fuser unit has not reached the specified temperature within the specified time after it was heated normally to the certain level. Error code 0503 The center thermistor of the fuser unit detected a temperature higher than the specified value.
  • Page 41  Error code 0900 Detected irregular power supply for more than 100 times. Step Cause Remedy Low-voltage power supply PCB Replace the low-voltage power supply failure PCB ASSY. Refer to “1.3.19 Reset irregular power supply detection counter of low-voltage power supply PCB (Function code 88)”...
  • Page 42  Error code 0B01 An error occurred in the high-voltage power supply PCB ASSY while operating. Error code 0B02 An error occurred in the high-voltage power supply PCB ASSY when the machine was in the ready state. <User Check> • Slide the green tab of the drum unit to left and right for two to three times to clean the corona wire. •...
  • Page 43  Error code 4B01 Dot counter of the toner cartridge or develop roller counter reaches the upper limit soon. <User Check> • Prepare a new toner cartridge. Step Cause Remedy Main PCB failure Replace the main PCB ASSY.  Error code 4C01 Dot count or develop roller counter of the toner cartridge has reached the upper limit in the toner stop mode.
  • Page 44  Error code 6001 The front cover sensor detected that the front cover was open. <User Check> • Close the front cover. Step Cause Remedy Connection failure of the front Reconnect the front cover sensor cover sensor harness harness. Front cover failure Replace the front cover.
  • Page 45  Error code 6200 Detected that the drum unit was not set by detecting the grid terminal current. <User Check> • Set the drum unit correctly. Step Cause Remedy Dirt on the charge (grid terminal) Clean the charge (grid terminal) terminal terminal of the drum unit and of the drum unit and those of the machine.
  • Page 46  Error code 6801 The side thermistor detected a temperature higher than the specified value. <User Check> • Lower the room temperature. • Keep the machine away from heating appliances. • Check that the fan is not clogged. Step Cause Remedy Connection failure of the side Reconnect the side thermistor harness.
  • Page 47  Error code 6A00 Electric discharge that may be caused by dirt on the corona wire of the drum unit was detected. <User Check> • Slide the green tab of the drum unit to left and right for two to three times to clean the corona wire. •...
  • Page 48  Error code 7100 After the registration rear sensor detects the end of paper pass and the specified period of time has passed, the eject sensor continues to detect paper pass. <User Check> • Remove the jammed paper. • Check if the back cover is open during duplex printing. Step Cause Remedy...
  • Page 49  Error code 7800 After the first side is printed in 2-sided printing mode, the registration front sensor does not detect paper pass after a set period of time. <User Check> • Remove the jammed paper. • Close the back cover correctly. Step Cause Remedy...
  • Page 50  Error code 8A01 The registration rear sensor detected that the paper fed was smaller or larger than the specified size in duplex printing mode. <User Check> • Use appropriate paper (Letter to Legal). Step Cause Remedy Registration rear actuator caught Reattach the registration rear actuator.
  • Page 51  Error code 9202 When printing from the paper tray, paper type setting in the machine does not match the setting in the driver. <User Check> • Use the same paper type setting for the machine and driver. Step Cause Remedy Malfunction of the main PCB Install the latest main firmware.
  • Page 52  Error code 9309 Detected that there was no paper set in all trays when TrayAuto was selected for printing. <User Check> • Set paper in the paper tray. Step Cause Remedy Connection failure of the T1 Reconnect the T1 paper feed sensor paper feed sensor harness harness.
  • Page 53  Error code C700 The memory is insufficient to expand the data of PC-Print. Error code C800 The memory used to store secure print data exceeded the memory size for secure print data. <User Check> • Print the print data stored in the memory. •...

  • Page 54: Troubleshooting For Paper Feeding Problems

    4.2 Troubleshooting for Paper Feeding Problems Problems related to paper feeding are end user recoverable if following the User Check items. If the same problem occurs again, follow each procedure in the order of the number described in the Step column in the tables below. 4.2.1 No paper feeding from paper tray <User Check>...

  • Page 55: No Paper Feeding From Manual Feed Slot

    4.2.2 No paper feeding from manual feed slot <User Check> • Check that the paper is set into the deepest part of the manual feed slot. • Check that multiple sheets of paper are not set in the manual feed slot. •...

  • Page 56: Paper Becomes Wrinkled

    4.2.4 Paper becomes wrinkled <User Check> • Check that the paper is set in each paper tray correctly. • Flip over the paper in each paper tray or rotate the paper 180°. • Adjust each paper guide according to each paper size. •...

  • Page 57: Paper Curls

    4.2.6 Paper curls <User Check> • Change the driver setting to be matched with the size of the paper set in the paper tray. • Select “Reduce Paper Curl” in the driver. • Check that the paper is set in each paper tray correctly. •...

  • Page 58: Paper Jam

    4.2.8 Paper jam  Paper jam at the paper tray <User Check> • Check that the paper is set in the paper tray correctly. • Flip over the paper in the paper tray or rotate the paper 180°. • Adjust each paper guide according to the paper size. •...
  • Page 59  Paper jam at the manual feed slot <User Check> • Check that the paper is set in the manual feed slot correctly. • Flip over the paper in the manual feed slot or rotate the paper 180°. • Adjust the paper guide according to the paper size. •...
  • Page 60  Paper jam at the paper feeding section at the center of the machine <User Check> • Check that the paper is set in each paper tray correctly. • Flip over the paper in each paper tray or rotate the paper 180°. •...
  • Page 61  Paper jam at the eject section <User Check> • Check that the paper is set in each paper tray correctly. • Flip over the paper in each paper tray or rotate the paper 180°. • Adjust each paper guide according to the paper size. •...

  • Page 62: Troubleshooting For Image Defects

    4.3 Troubleshooting for Image Defects 4.3.1 Image defect examples Light Faulty registration Dark Poor fixing Completely blank (2-49) (2-49) (2-50) (2-50) (2-51) Image distortion All black Dirt on back side of paper Vertical streaks (2-51) (2-52) (2-52) (2-53) Horizontal stripes White vertical White horizontal Faint print...

  • Page 63: Troubleshooting Image Defect

    4.3.2 Troubleshooting image defect Image defect related problems are end user recoverable if following the User Check items. If the same problem occurs again, follow each procedure in the order of the number described in the Step column in the tables below. ...

  • Page 64: Poor Fixing

     Dark <User Check> • Check the usage environment of the machine. Using the machine in hot-humid or cold-dry conditions can cause this problem. • If a new toner cartridge has been detected, check that it was not replaced with another toner cartridge. •...

  • Page 65: Image Distortion

     Completely blank <User Check> • Replace the drum unit with a new one. • Replace the toner cartridge with a new one. • Install the latest main firmware. Step Cause Remedy Dirt on the electrodes of the Clean the electrodes of the drum unit, toner drum unit, toner cartridge and cartridge and those of the machine.
  • Page 66  All black <User Check> • Clean the corona wire of the drum unit. • Replace the drum unit with a new one. Step Cause Remedy Dirt on the electrodes of the Clean the electrodes of the drum unit, toner drum unit, toner cartridge and cartridge and those of the machine.

  • Page 67: Vertical Streaks

     Vertical streaks <User Check> • Clean the corona wire of the drum unit. • Return the corona wire cleaning tab to the “▲” position. • This problem may disappear after printing multiple sheets of paper. • Refer to <How to clean the drum unit> to remove the dirt from the exposure drum using a cotton applicator.

  • Page 68: Horizontal Stripes

     Horizontal stripes <User Check> • This problem may disappear after printing multiple sheets of paper. • Refer to <How to clean the drum unit> to remove the dirt from the exposure drum using a cotton applicator. • Replace the drum unit with a new one. •...

  • Page 69: Faint Print

     White horizontal stripes on image <User Check> • This problem may disappear after printing multiple sheets of paper. • Replace the drum unit with a new one. • Replace the toner cartridge with a new one. Step Cause Remedy Dirty charge electrodes Clean the electrodes of the drum unit and those of the machine.
  • Page 70  White spots on image <User Check> • Check that the fan is not clogged. • Refer to <How to clean the drum unit> to remove the dirt from the exposure drum using a cotton applicator. • Replace the drum unit with a new one. •...
  • Page 71  Spots or dirt <User Check> • Check if damp paper is used. • Refer to <How to clean the drum unit> to remove the dirt from the exposure drum using a cotton applicator. • Replace the drum unit with a new one. •...
  • Page 72  Band <User Check> • Clean the corona wire of the drum unit. • Clean the corona wire by sliding the green tab of the drum unit to the left end. • This problem may disappear after printing multiple sheets of paper. •...
  • Page 73 (2) Use the numbered markers next to the drum roller to find the mark on the drum. For example, a dot in column 2 on the check sheet means that there is a mark in drum region “2”. Fig. 2-13 (3) Turn the edge of the drum unit towards you while looking at the drum surface to find the mark.

  • Page 74: Horizontal Lines

     Downward fogging of solid color <User Check> • Replace the toner cartridge with a new one. Step Cause Remedy High-voltage power supply Replace the high-voltage power supply PCB PCB failure ASSY. Main PCB failure Replace the main PCB ASSY. ...
  • Page 75  Ghost <User Check> • Check the usage environment of the machine. Using the machine in hot-humid or cold-dry conditions can cause this problem. • Check whether appropriate paper type is selected on the driver. • Select “Improve Toner Fixing” in the driver. •...

  • Page 76: Troubleshooting For Software Problems

    4.4 Troubleshooting for Software Problems The end user can solve problems pertaining to software, for instance, print cannot be made from a computer although test print and printer setting print can be made from the machine, by following the User Check items. If the same problem occurs again, follow each procedure in the order of the number described in the Step column in the tables below.

  • Page 77: Troubleshooting For Control Panel Problems

    4.6 Troubleshooting for Control Panel Problems 4.6.1 Nothing is displayed on the LCD <User Check> • Turn the power switch OFF and then back ON again. • Unplug the AC cord and then plug it again. Step Cause Remedy Connection failure of the Reconnect the panel relay flat cable.

  • Page 78: Toner Cartridge Not Detected

    • Check that the genuine toner cartridge is set. Step Cause Remedy New toner actuator coming off Reattach the new toner actuator. Connection failure of the new Reconnect the new toner sensor PCB toner sensor PCB harness harness. New toner sensor PCB failure Replace the new toner sensor PCB ASSY.

  • Page 79: Drum Error

    4.7.4 Drum error <User Check> • Clean the corona wire of the drum unit. • Replace the drum unit with a new one. Step Cause Remedy Dirt on the electrodes of the Clean the electrodes of the drum unit and drum unit and those of the those of the machine.

  • Page 80: Troubleshooting For Fuser Unit Problems

    4.8 Troubleshooting for Fuser Unit Problems 4.8.1 Fuser unit failure Step Cause Remedy Connection failure of the Reconnect the center thermistor harness. center thermistor harness Connection failure of the side Reconnect the side thermistor harness. thermistor harness Connection failure of the Reconnect the heater harness.

  • Page 81: Troubleshooting For Pcb Problems

    4.10 Troubleshooting for PCB Problems 4.10.1Main PCB failure <User Check> • Turn the power switch OFF and then back ON again. • Install the latest main firmware. • Check the print limit ID. • Check that the print data is not damaged. Step Cause Remedy...

  • Page 82: Troubleshooting For Other Problems

    4.11 Troubleshooting for Other Problems 4.11.1 Cannot make print <User Check> • Turn the power switch OFF and then back ON again. • Check that the USB cable is connected to the host correctly. • Check that the LAN cable is connected to the host correctly. •...

  • Page 83: Cannot Update Firmware

    4.11.2 Cannot update firmware <User Check> • Make sure that there is no other function running. • Turn the power switch OFF and then back ON again. Step Cause Remedy Firmware version does not Reinstall the latest firmware. match In case of update failure by Update the firmware again by the following interruption, the firmware procedure.*...

  • Page 84: Message Indicating That The Report Is Full Does Not Disappear

    4.11.4 Message indicating that the report is full does not disappear <User Check> • Output each report. Step Cause Remedy Main PCB failure Replace the main PCB ASSY. 4.11.5 Paper tray cannot be recognized <User Check> • Close the paper tray properly. Step Cause Remedy...

  • Page 85: Chapter 3 Disassembly/Reassembly

    CHAPTER 3 DISASSEMBLY/REASSEMBLY 1. SAFETY PRECAUTIONS To avoid creating secondary problems by mishandling, follow the warnings and precautions below during maintenance work. WARNING Some parts inside the machine are extremely hot immediately after the machine is used. When opening the front cover ASSY or back cover to access any parts inside the machine, never touch the shaded parts shown in the following figures.

  • Page 86: Packing

    2. PACKING Option carton Process pad Process pad AC cord carton Spacer carton Polystyrene pad ASSY Polystyrene pad ASSY Carton Carton Fig. 3-1 Confidential...

  • Page 87: Screw Catalogue

    3. SCREW CATALOGUE Taptite bind B Screw cup Screw cup Taptite bind B M3x8 M3x10 Taptite bind B Taptite cup S M4x12 Taptite cup S Taptite pan B M3x6 SR Taptite pan B Taptite cup S M4x14 M3x8 SR Screw pan Screw pan (S/P washer) Screw pan Screw pan (S/P washer)

  • Page 88: Screw Torque List

    4. SCREW TORQUE LIST Tightening torque Location of screw Screw type Q’ty N·m (kgf·cm) Inner chute ASSY Taptite bind B M4x12 0.8±0.1 (8±1) Top cover ASSY Taptite bind B M4x12 0.8±0.1 (8±1) Fuser unit Taptite pan B M4x14 0.8±0.1 (8±1) LVPS shield plate cover Screw cup M3x8 (black) 0.45±0.05 (4.5±0.5)

  • Page 89: Overview Of Gears

    5. OVERVIEW OF GEARS <Layout view> 8,9,10 4,5,6 Fig. 3-3 <Development view> Fig. 3-4 Note: • When handling gears, make sure that frame L faces up. Otherwise all gears come off. <Name of gears> Ejector gear 16/15 Gear 70R DEV Ejector gear 33 Clutch DEV Ejector gear 40...
  • Page 90 <Layout view> 15,16,17 Fig. 3-5 <Development view> Fig. 3-6 Note: • When handling gears, make sure that frame L faces up. Otherwise all gears come off. <Name of gears> Gear 68R drum idle Gear 38L PF Gear 50L PF Gear 28R/18 PF Clutch PF Gear 34L PF Gear 23R PF...

  • Page 91: Harness Routing

    6. HARNESS ROUTING Top cover ASSY <LCD models> LCD flat cable Panel flat cable Harness colors are subject to change for some reason. Confidential...
  • Page 92 Rear side of the machine Laser unit flat cable HVPS flat cable Polygon motor harness (WH) Eject sensor PCB ASSY High-voltage power supply PCB ASSY New toner sensor flat cable Registration front/rear sensor harness (GR, WH, BL, RD) Fan harness (RD, BK, WH) Fuser unit heater harness (WH) Side thermistor harness ASSY...
  • Page 93 Top side of the machine HVPS flat cable Main PCB ASSY Polygon motor harness (WH) Harness colors are subject to change for some reason. Confidential...
  • Page 94 Frame L unit Panel flat cable Main PCB ASSY Laser unit flat cable HVPS flat cable Back cover/duplex tray sensor harness (RD, BL) Front cover sensor harness (YW) Eject sensor flat cable T1 clutch harness (BL) Paper feed sensor harness Polygon motor harness (WH) Paper feed T1 clutch...
  • Page 95 Top side of the registration chute Top side LVPS harness (WH, BK) Frame R unit Registration front/rear sensor harness (GR, WH, BL, RD) Paper feed sensor harness (RD, BL, WH) Paper feed sensor harness (RD, BL, WH) Harness colors are subject to change for some reason. 3-11 Confidential...
  • Page 96 Frame R unit Registration front/rear sensor harness (GR, WH, BL, RD) LVPS harness (WH, BK) Harness colors are subject to change for some reason. 3-12 Confidential...

  • Page 97: Disassembly Flow Chart

    7. DISASSEMBLY FLOW CHART Disassembly / Reassembly (second) 8.18 Roller holder ASSY 8.5 Side cover R 10/10 8.8 Side cover L 10/10 8.13 HVPS flat cable / High-voltage power 8.20 T1 clutch / 8.2 Back cover 8.17 Wireless LAN PCB supply PCB ASSY Registration clutch 10/25...

  • Page 98: Disassembly Procedure

    8. DISASSEMBLY PROCEDURE 8.1 Preparation  Disconnecting Cables and Removing Accessories Prior to proceeding with the disassembly procedure, (1) Disconnect the following: • USB cable (if connected) • LAN cable (if connected) (2) Remove the following: • Paper tray • Toner cartridge & Drum unit •...

  • Page 99: Back Cover

    8.2 Back cover (1) Open the Back cover. (2) Push both Ribs on the Back cover outward, and remove the Pin on the Outer chute ASSY. (3) Pull out the right side of the Back cover in the direction of the arrow A to remove it from the Boss, and remove the Back cover in the direction of the arrow B.

  • Page 100: Outer Chute Assy

    8.3 Outer chute ASSY (1) Pull out the right side of the Outer chute ASSY in the direction of the arrow A to remove the Boss of the Outer chute ASSY, and remove the Outer chute ASSY in the direction of the arrow B.

  • Page 101: Front Cover Assy / Support Flap

    8.4 Front cover ASSY / Support flap (1) Open the Front cover ASSY. (2) Remove the Collar 4 to remove the Develop joint link from the Front cover ASSY. (3) Lift the Rib on the Front chute ASSY, and slide the Front cover ASSY in the direction of the arrow A to remove it.

  • Page 102: Side Cover R

    8.5 Side cover R (1) Release the Hooks A, B, and the Hook C on the Side cover R in order of the arrow A to C, and remove the Side cover R. Side cover R Hooks A Hook C Hooks B Fig.

  • Page 103: Fuser Cover

    8.6 Fuser cover (1) Hold the Knobs on the Fuser cover, and pull the Fuser cover down. (2) Pull the Fuser cover in the direction of the arrow to remove it from the Bosses, and remove the Fuser cover. Boss Fuser cover Boss Boss...

  • Page 104: Inner Chute Assy

    8.7 Inner chute ASSY (1) Pull down the Green envelope levers on both sides of the Fuser unit. (2) Remove the two Taptite bind B M4x12 screws, and remove the Inner chute ASSY. Top cover ASSY Fuser unit Positioning holes Green envelope lever Hooks...

  • Page 105: Side Cover L

    8.8 Side cover L (1) Release the Hooks A, B, and the Hook C on the Side cover L in order of the arrow A to C, and remove the Side cover L. Side cover L Hook C Hooks A Hooks B Fig.

  • Page 106: Top Cover Assy

    8.9 Top cover ASSY (1) Disconnect the Panel flat cable from the Main PCB ASSY. Note: • After disconnecting flat cables, check that each cable is not damaged at its end or short-circuited. • When connecting flat cables, do not insert them at an angle. After insertion, check that the cables are not at an angle.
  • Page 107  Top cover ASSY <LCD models> (5) Disconnect the LCD flat cable from the LCD PCB ASSY. Note: • After disconnecting flat cables, check that each cable is not damaged at its end or short-circuited. • When connecting flat cables, do not insert them at an angle. After insertion, check that the cables are not at an angle.
  • Page 108 (7) Remove the Rubber key from the Top cover ASSY. (8) Release each Hook A to remove the LCD cover from the Top cover ASSY. (9) Release the Hook B to remove the LCD ASSY from the LCD cover. Rubber key LCD flat cable LCD ASSY LCD cover...

  • Page 109: Fuser Unit

    8.10 Fuser unit (1) Release the Fuser unit heater harness from the securing fixtures, and disconnect it from the LVPS-heater harness. <Back side> Fuser unit heater harness LVPS-heater harness Fig. 3-18 Harness routing: Refer to “2. Rear side of the machine”.
  • Page 110 (4) Remove the two Taptite pan B M4x14 screws, and remove the Fuser unit. <Back side> Taptite pan B M4x14 Fuser unit Fig. 3-20 Note: • DO NOT apply a physical impact or vibration to the Fuser unit. • DO NOT touch the roller and the electrodes to prevent breakage of the Fuser unit. Fig.

  • Page 111: Low-Voltage Power Supply Pcb Assy

    8.11 Low-voltage power supply PCB ASSY When removing the Low-voltage power supply, DO NOT touch it within 3 minutes after disconnecting the AC cord as it may cause WARNING an electric shock due to the electric charge accumulated in the capacitor.
  • Page 112 (2) Remove the Screw pan M4x8 screw, the Washer spring 2-4, and the Washer 5, and remove the Ground harness from the LVPS shield plate. (3) Release the Ground harness from the securing fixtures. (4) Remove the Power cord from the Mounting position and release it from the securing fixtures.

  • Page 113: New Toner Sensor Pcb Assy

    8.12 New toner sensor PCB ASSY (1) Disconnect the New toner sensor flat cable from the High-voltage power supply PCB ASSY, and release the Hook to remove the New toner sensor PCB ASSY. Disconnect the Registration front/rear sensor harness from the New toner sensor PCB ASSY. Registration front/rear sensor harness New toner sensor PCB ASSY New toner sensor flat cable...

  • Page 114: Hvps Flat Cable / High-Voltage Power Supply Pcb Assy

    8.13 HVPS flat cable / High-voltage power supply PCB ASSY (1) Disconnect the HVPS flat cable from the High-voltage power supply PCB ASSY. Disconnect the HVPS flat cable from the Main PCB ASSY, and release it from the securing fixtures. Note: •...
  • Page 115 Assembling Note: • Fold the HVPS flat cable at the positions described below. <High-voltage power supply PCB side> Electrode 45° 45° 20° 20° 45° Mountain fold Reinforcing tape Valley fold <Main PCB side> Fig. 3-26 3-31 Confidential...

  • Page 116: Fan

    8.14 Fan (1) Release the Fan harness from the securing fixtures. (2) Release each Hook to remove the Fan, and pull out the Fan harness from the Hole. Hook <Back side> Hole Fan harness Label Hook Fig. 3-27 Harness routing: Refer to “2.

  • Page 117: Laser Unit Flat Cable / Laser Unit

    8.15 Laser unit flat cable / Laser unit (1) Disconnect the Laser unit flat cable from the Main PCB ASSY and the Laser unit, and release it from the securing fixtures. Note: • After disconnecting flat cables, check that each cable is not damaged at its end or short-circuited.
  • Page 118 Assembling Note: • Fold the Laser unit flat cable at the positions described below. Mountain fold Valley fold 234±5 71±1 108±1 <Main <Laser PCB side> unit side> 45° Electrode Electrode Fig. 3-29 Assembling Note: • After the replacement, refer to “3.

  • Page 119: Filter

    8.16 Filter (1) Release the Hook to remove the Filter from the Air duct. Filter Hook Air duct Fig. 3-31 3-35 Confidential...

  • Page 120: Wireless Lan Pcb

    8.17 Wireless LAN PCB (1) Remove the Tape on the Wireless LAN PCB, and disconnect the Wireless LAN PCB from the Main PCB ASSY. Tape Wireless LAN PCB Hole Main PCB ASSY <Back side> Tape Wireless LAN PCB Fig. 3-32 Assembling Note: •...

  • Page 121: Roller Holder Assy

    8.18 Roller holder ASSY (1) Push the Link arm in the direction of the arrow A. Rotate the Roller holder ASSY, and release the Boss. (2) Slide the Roller holder ASSY in the direction of the arrow B, and remove it from the Shaft. Remove the Roller holder ASSY.

  • Page 122: Main Pcb Assy

    8.19 Main PCB ASSY (1) Disconnect all harnesses and flat cables from the Main PCB ASSY. Main PCB ASSY Front cover sensor harness Registration clutch harness Paper feed motor flat cable Paper feed sensor harness T1 clutch harness LVPS harness Eject sensor flat cable Fig.

  • Page 123: T1 Clutch / Registration Clutch

    8.20 T1 clutch / Registration clutch (1) Release the T1 clutch harness and the Registration clutch harness from the securing fixtures. (2) Release the Hook, and remove the T1 clutch. (3) Release the Hook, and remove the Registration clutch. Registration clutch Registration Hook clutch harness...

  • Page 124: Frame L Unit

    8.21 Frame L unit (1) Remove the two Taptite bind B M4x12 screws and the Screw pan (S/P washer) M3x12DB screw, and remove the Front chute ASSY. (2) Release the LVPS harness and the Paper feed sensor harness from the securing fixtures. (3) Remove the Regist FG spring from the Motor drive sub ASSY and the Conductive bushing (4) Use a flat-blade screwdriver or similar tool to release the Hook from the Hole, and remove the Conductive bushing 5.
  • Page 125 (6) Remove the Taptite bind B M4x12 (6a) screw (for securing the Under bar), the Taptite cup S M3x6 SR (6b) screw (for securing the Chute ground plate), the Taptite bind B M4x12 (6c) screw (for securing the Registration chute), and the Taptite cup S M3x8 SR (6d) screw (for securing the Laser L FG plate).

  • Page 126: Paper Feed Motor / Paper Feed Motor Flat Cable

    8.22 Paper feed motor / Paper feed motor flat cable (1) Release the Paper feed motor flat cable and the Front cover sensor harness from the securing fixtures. (2) Remove the Taptite bind B M4x12 screw. Release the Hook, and slide the Flat cable guide in the direction of the arrow to remove it from the Motor drive sub ASSY.
  • Page 127 Assembling Note: • If you removed the Motor drive sub ASSY while the Fuser unit was attached on the machine, remove the Fuser unit once (refer to “8.10 Fuser unit”) and reattach it after attaching the Motor drive sub ASSY. The Conductive leaf spring of the Fuser unit may be deformed by the Calking shaft.

  • Page 128: Front Cover Sensor

    8.23 Front cover sensor (1) Remove the two Taptite bind B M4x12 screws, and remove the Lift cam guide from the Frame L unit. (2) Release each Hook to remove the Front cover sensor from the Frame L unit. Taptite bind B M4x12 Lift cam guide Front cover sensor...

  • Page 129: Eject Sensor Pcb Assy

    8.24 Eject sensor PCB ASSY (1) Remove the Taptite cup S M3x8 SR screw and the Screw pan (S/P washer) M3x12DB screw. Lift the upper side of the Main shield plate up to remove it from the Pin, and pull out the Main shield plate in the direction of the arrow to remove it from the Rib of the Frame L unit.
  • Page 130 (2) Release the Hook A, and remove the Eject sensor PCB ASSY from the Pin of the Frame L unit. (3) Release the Back cover/duplex tray sensor harness from the securing fixtures. (4) Release the Hook B, and remove the DX sensor stopper 2 from the Frame L unit. (5) Release each Hook C, and remove the Back cover/duplex tray sensor from the Frame L unit.

  • Page 131: Registration Front/Rear Actuator Holder Assy

    8.25 Registration front/rear actuator holder ASSY Note: • As the Under bar is easy to bend, be careful to handle it. (1) Release the Hook part of the Under R FG wire from the LVPS shield plate. (2) Raise the Laser R FG plate slightly to remove it from the Pin. (3) Remove the Taptite cup S M3x8 SR screw and the Taptite bind B M4x12 screw, pull out the right side of the LVPS shield plate in the direction of the arrow A to remove it from the Pin.
  • Page 132 (4) Release the Registration front/rear sensor harness and the LVPS harness from the securing fixtures. (5) Remove the Taptite cup S M3x6 SR screw and the two Taptite bind B M4x12 screws to remove the Frame R unit. Pull out the Registration front/rear sensor harness from the Hole. Registration front/rear sensor harness Frame R unit Taptite bind B M4x12...
  • Page 133 (6) Remove the Taptite bind B M3x10 screw. Release each Hook, and remove the Registration front/rear actuator holder ASSY from the Registration chute. Pull out the Registration front/ rear sensor harness from the Hole. Hook Taptite bind B M3x10 Registration front/rear actuator holder ASSY Hook Hooks...

  • Page 134: Paper Feed Sensor Pcb Assy

    8.26 Paper feed sensor PCB ASSY (1) Release each Hook of the Paper feed sensor cover to remove the Paper feed sensor cover. (2) Remove the Paper feed actuator spring from the Hook of the Paper feed actuator and the Hook of the Paper feed frame ASSY.

  • Page 135: Chapter 4 Adjusting And Updating Settings As Required After Parts Replacement

    CHAPTER 4 ADJUSTING AND UPDATING SETTINGS AS REQUIRED AFTER PARTS REPLACEMENT 1. IF YOU REPLACE THE MAIN PCB ASSY  What to do after replacement • Setting by Spec, Setting Serial Number and Entering Adjusted Value of Laser Unit • Installing Firmware •...

  • Page 136: Setting By Spec, Setting Serial Number And Entering Adjusted Value Of Laser Unit

    1.1 Setting by Spec, Setting Serial Number and Entering Adjusted Value of Laser Unit <Operating Procedure> (1) Enter the maintenance mode. (2) Connect the machine to your computer using the USB cable. When you use the main PCB ASSY that has been used even once in the market (the machine is at factory shipping state (Shipping state=ON).), perform the following steps (3) and (4).
  • Page 137 (8) Click the [Input information] shown as (E). The Input Information screen shown on the right appears. (9) Click the [Setting by Spec] in the box (F). Set Spec Code screen appears. Enter the 4-digit country code in the box (G), and click the [Set] shown as (H).
  • Page 138 • Perform settings for a country as described in “1.3.14 Setting by spec (Function code 74)” in Chapter Please contact Ricoh distributors for the latest information. • For LCD models, serial number can be set by referring to “1.3.17 Display machine log information (Function code 80)”...

  • Page 139: Installing Firmware

    1.2 Installing Firmware 1.2.1 Checking firmware version Check whether the firmware installed on the machine is the latest version. If it is the latest version, there is no need to install the firmware. If it is not, be sure to install the firmware to the machine as described in “1.2.2 Installing firmware”.

  • Page 140: Installing Firmware

    1.2.2 Installing firmware Note: • DO NOT disconnect the AC cord or USB cable from the machine or computer during installing. • If the install is failed, turn OFF the machine and turn it back on. Continue to the operating procedure below. <Operating Procedure>...

  • Page 141: Resetting To Factory Shipping State

    1.3 Resetting to Factory Shipping State The following operating procedure needs only for when using the new main PCB ASSY. If you use the main PCB ASSY that has been used even once in the market, there is no need to follow this procedure.

  • Page 142: If You Replace The Low-Voltage Power Supply Pcb Assy

    2. IF YOU REPLACE THE LOW-VOLTAGE POWER SUPPLY PCB ASSY  What to do after replacement • Reset Irregular Power Supply Detection Counter of the Low-voltage Power Supply PCB  What you need to prepare None 2.1 Reset Irregular Power Supply Detection Counter of the Low-voltage Power Supply PCB Refer to “1.3.19 Reset irregular power supply detection counter of low-voltage power supply...

  • Page 143: If You Replace The Laser Unit

    3. IF YOU REPLACE THE LASER UNIT  What to do after replacement • Entering Adjusted Value of Laser Unit  What you need to prepare (1) One USB cable ® (2) Create a temporary folder on the C drive of the computer (Windows XP or later).

  • Page 144: Entering Adjusted Value Of Laser Unit

    3.1 Entering Adjusted Value of Laser Unit <Operating Procedure> (1) Enter the maintenance mode. (2) Connect the machine to your computer using the USB cable. (3) Open the temporary folder and double-click “SvSettingTool.exe”. The screen shown on the right appears. (4) Check that the USB port connected with the machine is displayed in the box (A).
  • Page 145 (10) Click the [OK] shown as (J). The Execute Setting screen shown on the right appears and the laser adjusted value is written to the machine. (11) Click the [OK] shown as (L) and close the Execute Setting screen. (12) Click the [Cancel] shown as (K) and close the Input Information screen.

  • Page 146: Chapter 5 Service Functions

    CHAPTER 5 SERVICE FUNCTIONS 1. MAINTENANCE MODE Maintenance mode is exclusively designed for checking, setting and adjusting the machine using the keys on the control panel. For LCD models, you can conduct operational checks of sensors or test printing, display the log information or error codes by using maintenance mode functions.

  • Page 147: Method Of Entering End-User Accessible Maintenance Mode

    1.1.2 Method of entering end-user accessible maintenance mode The maintenance mode functions should only be accessed by service personnel. However, end users are allowed to use some of these functions under the guidance of service personnel over the phone. End users can only use the functions shaded in the table “1.2 List of Maintenance Mode Functions”...

  • Page 148: List Of Maintenance Mode Functions

    1.2 List of Maintenance Mode Functions Function Function Refer to: code Initialize EEPROM parameters 1.3.1 Transition to shipping state 1.3.2 Monochrome print quality test pattern 1.3.3 Check LCD operation 1.3.4 Check control panel key operation 1.3.5 Display software version 1.3.6 Check sensor operation 1.3.7 Display LAN connection status...

  • Page 149: Details Of Maintenance Mode Functions

    1.3 Details of Maintenance Mode Functions 1.3.1 Initialize EEPROM parameters (Function code 01, 91) <Function> This function is used to initialize the setting values for operation parameters registered in the EEPROM. Entering function code 01 initializes most EEPROM areas. Entering function code 91 initializes only the specified areas as shown in the table below.

  • Page 150: Transition To Shipping State (Function Code 03)

    1.3.2 Transition to shipping state (Function code 03) The function code 03 includes following functions: Check sum information display for soft switch, Default special operation setting, and Resetting to factory shipping state. Check sum information display for soft switch is used by sales and production, not by servicemen. Servicemen only use other one function: Resetting to factory shipping state.
  • Page 151  Transfer to the shipping state <Function> This function is to transfer the machine to the shipping state when used new spare main PCB for repair, etc. When not perform this function to the new spare main PCB and leave, some software will be unavailable such as MPS applications or BrAdmin tool.

  • Page 152: Monochrome Print Quality Test Pattern (Function Code 09)

    1.3.3 Monochrome print quality test pattern (Function code 09) <Function> This function is used to print test patterns to check any missing image and print quality. <Operating Procedure> (1) Press the [▲] or [▼] in the initial state of maintenance mode to display “MAINTENANCE 09”...

  • Page 153: Check Lcd Operation (Function Code 12)

    1.3.4 Check LCD operation (Function code 12) <Function> This function is used to check that the LCD on the control panel is operating normally. <Operating Procedure> (1) Press the [▲] or [▼] in the initial state of maintenance mode to display “MAINTENANCE 12”...

  • Page 154: Check Control Panel Key Operation (Function Code 13)

    1.3.5 Check control panel key operation (Function code 13) <Function> This function is used to check that keys on the control panel are operating normally. <Operating Procedure> (1) Press the [▲] or [▼] in the initial state of maintenance mode to display “MAINTENANCE 13”...

  • Page 155: Display Software Version (Function Code 25)

    1.3.6 Display software version (Function code 25) <Function> This function is used to check the version information of the firmwares and programs, or check sum information. <Operating Procedure> (1) Press the [▲] or [▼] in the initial state of maintenance mode to display "MAINTENANCE 25"...

  • Page 156: Check Sensor Operation (Function Code 32)

    1.3.7 Check sensor operation (Function code 32) <Function> This function is used to check that sensors are operating normally. <Operating Procedure> (1) Press the [▲] or [▼] in the initial state of maintenance mode to display “MAINTENANCE 32” on the LCD, and press the [OK]. “CVRCPONT********” is displayed on the LCD. The table below summarizes the displays on the LCD, sensor names and detection status.

  • Page 157: Display Lan Connection Status (Function Code 33)

     Location of sensors New toner sensor PCB ASSY Eject sensor PCB ASSY Registration front sensor Back cover/duplex tray sensor Registration rear sensor Front cover sensor Paper feed sensor PCB ASSY Registration clutch T1 clutch Fig. 5-4 1.3.8 Display LAN connection status (Function code 33) <Function>...

  • Page 158: Change Usb No. Return Value / Adjust Left-End Print Position / Adjust Upper-End Print

    1.3.9 Change USB No. return value / Adjust left-end print position / Adjust upper-end print position / Change ON/OFF setting for lower case compensation / Change ON/OFF setting for fixation strength improvement (Function code 45)  Change USB No. return value <Function>...
  • Page 159  Adjust left-end print position <Function> In the event that the left-end print start position deviates, use this function to adjust the position left and right. The adjustable range is -100 to 750 (1 unit = 0.084 mm = 300 dpi). (Shifted to left when the value is negative) <Operating Procedure>...
  • Page 160  Adjust upper-end print position <Function> In the event that the upper-end print start position deviates, use this function to adjust the position up and down. Adjustable range is -50 to 50 (1 unit = 0.084 mm = 300 dpi). (Shifted down when the value is negative) <Operating Procedure>...
  • Page 161  Change ON/OFF setting for lower case compensation <Function> This function is used to expand and compensate the white lower case which is easily collapsed by the pattern matching. <Operating Procedure> (1) Press the [▲] or [▼] in the initial state of maintenance mode to display “MAINTENANCE 45”...

  • Page 162: Continuous Print Test (Function Code 67)

    1.3.10 Continuous print test (Function code 67) <Function> This function is used to conduct paper feed and eject tests while printing patterns. <Operating Procedure> (1) Press the [▲] or [▼] in the initial state of maintenance mode to display “MAINTENANCE 67”...
  • Page 163 <Paper size> Description SELECT:A4 SELECT:LETTER Letter SELECT:ISOB5 ISO B5 SELECT:JISB5 JIS B5 SELECT:A5 SELECT:A5L SELECT:JISB6 JIS B6 SELECT:A6 SELECT:EXECUTE Executive size SELECT:LEGAL Legal size SELECT:FOLIO Folio size SELECT:HAGAKI Postcard size <Print specification> Description SELECT:PLAIN Plain paper SELECT:THIN Plain paper (thin) SELECT:THICK Plain paper (thick) SELECT:THICKER...
  • Page 164 <Print page> Description SELECT:1PAGE 1-page printing SELECT:CONTINUE Continuous printing SELECT:JOB Job Intermittent printing per job Selectable only when the printing pattern is set to “K1%” or “K5%”, and the print type is not set to the manual feed slot. <Number of pages per job> (Only for intermittent pattern printing) Description SELECT:1P/JOB Prints 1 page per job...
  • Page 165 K 100% K 1% W 100% K 5% Lattice Total Fig. 5-5 5-20 Confidential...

  • Page 166: Print Frame Pattern (Single-Side Printing) (Function Code 69)

    1.3.11 Print frame pattern (single-side printing) (Function code 69) <Function> This function is used to print the frame pattern on a single side of the paper to check for printing flaws and omission. <Operating Procedure> (1) Set the paper specified in the default paper settings (A4 or Letter) to the paper tray. (2) Press the [▲] or [▼] in the initial state of maintenance mode to display “MAINTENANCE 69”...

  • Page 167: Print Frame Pattern (Duplex Printing) (Function Code 70)

    1.3.12 Print frame pattern (duplex printing) (Function code 70) <Function> This function is used to print the frame pattern on both sides of the paper to check for printing flaws and omission. <Operating Procedure> (1) Set the paper specified in the default paper settings (A4 or Letter) to the paper tray. (2) Press the [▲] or [▼] in the initial state of maintenance mode to display “MAINTENANCE 70”...

  • Page 168: Print Test Pattern (Function Code 71)

    1.3.13 Print test pattern (Function code 71) <Function> This function is used to print the test pattern to check whether the develop roller or exposure drum is dirty or damaged. <Operating Procedure> (1) Press the [▲] or [▼] in the initial state of maintenance mode to display “MAINTENANCE 71”...
  • Page 169 <Print specification> Description SELECT:PLAIN Plain paper SELECT:THICK Plain paper (thick) SELECT:THIN Plain paper (thin) SELECT:THICKER Plain paper (thicker) SELECT:RECYCLED Recycled paper SELECT:BOND Bond paper SELECT:LABEL Label SELECT:ENVELOPE Envelope SELECT:ENVTHIN Envelope (thin) SELECT:ENVTHICK Envelope (thick) SELECT:GLOSSY Glossy paper SELECT:HAGAKI Postcard <Print type> Description SELECT:SX Single-side printing from paper tray...
  • Page 170  Test pattern Fig. 5-8 5-25 Confidential...

  • Page 171: Setting By Spec (Function Code 74)

    Setting by spec code list SP 230D EUR : 0003 SP 230DNw EUR : 0003 Note: • If there is no entry for one minute or longer, the machine returns to the initial state of maintenance mode automatically, regardless of the display status.

  • Page 172: Print Maintenance Information (Function Code 77)

    1.3.15 Print maintenance information (Function code 77) <Function> This function is used to print the maintenance information, such as remaining amount of consumables, the number of replacements, and counter information. <Operating Procedure> (1) Press the [▲] or [▼] in the initial state of maintenance mode to display “MAINTENANCE 77”...
  • Page 173 Model name 19 Accumulated average coverage Serial number 20 Average coverage by the current toner cartridge Model code 21 Average coverage by the previous toner cartridge Spec code 22 Latest job average coverage Switch check sum (factory use) 23 Drum page count / Rotations of the drum Main firmware version 24 Total rotations of the develop roller (currently use / previously used toner...

  • Page 174: Check Fan Operation (Function Code 78)

    1.3.16 Check fan operation (Function code 78) <Function> This function is used to check that the fan is operating normally. Switch the setting among rotation speed 100%, 50%, and OFF. Name Description Emits the heat in the fuser unit. <Operating Procedure> (1) Press the [▲] or [▼] in the initial state of maintenance mode to display “MAINTENANCE 78”...

  • Page 175: Display Machine Log Information (Function Code 80)

    1.3.17 Display machine log information (Function code 80) <Function> This function is used to display the log information on the LCD. <Operating Procedure> (1) Press the [▲] or [▼] in the initial state of maintenance mode to display “MAINTENANCE 80” on the LCD, and press the [OK]. “MACERR_01:****” is displayed on the LCD. (2) Pressing the [Go] displays the next item.
  • Page 176 Description HAGAKI:00000000 Printed postcards TTL_JAM:00000000 Total paper jams that have occurred TR1_JAM:00000000 Paper jams that have occurred in paper tray IN_JAM:00000000 Paper jams that have occurred in the machine RE_JAM:00000000 Paper jams that have occurred at the ejecting section or back cover DX_JAM:00000000 Paper jams that have occurred in the duplex tray...

  • Page 177: Display Machine Error Code (Function Code 82)

    1.3.18 Display machine error code (Function code 82) <Function> This function is used to display the latest error code on the LCD. <Operating Procedure> (1) Press the [▲] or [▼] in the initial state of maintenance mode to display “MAINTENANCE 82”...

  • Page 178: Other Service Functions

    2. OTHER SERVICE FUNCTIONS 2.1 Print Printer Settings <Function> Printer Settings can be printed. The title, model name and serial number are printed on all pages. For LCD models, Network Configuration, Wireless LAN report, Test print, Demo Print, and Font List can be printed besides Print settings. Also, serial number, firmware version, total printed pages, and usage of toner can be displayed.

  • Page 179: Resetting Drum Counter

    2.2 Resetting Drum Counter <Function> This function resets the drum counter when replacing it. <Operating Procedure> (1) Press the [OK] and [ ] simultaneously while the machine is in the ready state. (2) “Drum” is displayed on the LCD. Press the [OK]. (3) “Reset Drum? ▼Reset ▲Exit”...

  • Page 180: Chapter 6 Periodical Maintenance

    CHAPTER 6 PERIODICAL MAINTENANCE 1. PERIODICAL REPLACEMENT PARTS There are no parts to be replaced periodically. Confidential...

  • Page 181: Appendix 1 Deleting User Setting Information

    APPENDIX 1 DELETING USER SETTING INFORMATION The user setting information for the machine is stored in the main PCB. You can return this to the default settings by following the procedure below. <Operating Procedure> (1) Press the [▲] or [▼] to display “Initial Setup” on the LCD, and press the [OK]. (2) Press the [▲] and [Back] simultaneously.

  • Page 182: Appendix 2 Installing The Maintenance Printer Driver

    APPENDIX 2 INSTALLING THE MAINTENANCE PRINTER DRIVER To identify machines connected via USB direct interface, the computer requires the corresponding driver for the virtual USB device. If you connect any number of machines to your computer, the same number of virtual USB devices will be automatically configured on your computer.
  • Page 183 The following screen is displayed during installation. (4) Wait for the following screen to appear and click [Finish]. (5) Plug the AC cord of the machine into an electrical outlet. (6) Enter the maintenance mode. (Refer to “1.1 How to Enter Maintenance Mode” in Chapter (7) Connect the machine to your computer using a USB cable and the installation will be performed automatically.

  • Page 184: Appendix 3 How To Update The Firmware

    APPENDIX 3 HOW TO UPDATE THE FIRM- WARE ■ How to update the firmware (1) Install the printer driver on the computer and set as the default printer. (2) Check that the machine is on and execute the .exe file (“Firmware Update”) on the computer.

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