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Ricoh G190 Service Manual

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G190

SERVICE MANUAL

003603MIU

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Summary of Contents for Ricoh G190

  • Page 1: Service Manual

    G190 SERVICE MANUAL 003603MIU...
  • Page 5 G190 SERVICE MANUAL 003603MIU...
  • Page 7 It is the reader's responsibility when discussing the information contained within this document to maintain a level of confidentiality that is in the best interest of Ricoh Americas Corporation and its member companies. NO PART OF THIS DOCUMENT MAY BE REPRODUCED IN ANY FASHION AND DISTRIBUTED WITHOUT THE PRIOR PERMISSION OF RICOH AMERICAS CORPORATION.
  • Page 9 Ricoh Technical Training Program. Untrained uncertified users utilizing information contained in this service manual to repair or modify Ricoh equipment risk personal injury, damage to property or loss of warranty protection. Ricoh Americas Corporation...
  • Page 11 LEGEND PRODUCT COMPANY CODE GESTETNER LANIER RICOH SAVIN G190 SP C420DN LP331cn SP C420DN CLP131DN DOCUMENTATION HISTORY REV. NO. DATE COMMENTS 04/2008 Original Printing...

  • Page 13: Table Of Contents

    G190 TABLE OF CONTENTS INSTALLATION 1. INSTALLATION PROCEDURE ..........1-1 1.1 INSTALLATION REQUIREMENTS............1-1 1.1.1 ENVIRONMENT ................1-1 1.1.2 MACHINE LEVEL ................1-1 1.1.3 MACHINE SPACE REQUIREMENTS .........1-2 1.1.4 POWER REQUIREMENTS............1-2 1.2 OPTIONAL UNIT COMBINATIONS ............1-3 1.2.1 MACHINE OPTIONS ..............1-3 1.2.2 CONTROLLER OPTIONS ............1-3 PRINTER INSTALLATION................1-4...
  • Page 14 3.3.6 HIGH VOLTAGE POWER SUPPLY BOARD 1......3-9 3.3.7 EGB (ENGINE BOARD) AND HIGH VOLTAGE POWER SUPPLY BOARD 2 ....................3-10 3.3.8 LCD PANEL ................3-11 3.3.9 NVRAM REPLACEMENT PROCEDURE ........3-11 NVRAM on the EGB (Engine Board)..........3-11 NVRAM on the Controller ..............3-12 NVRAMs on the EGB and Controller..........3-13 G190...
  • Page 15 3.6.2 DEVELOPMENT CLUTCH ............3-32 3.6.3 TRANSFER BELT CONTACT MOTOR ........3-32 3.6.4 TONER SUPPLY MOTOR ............3-33 3.6.5 TRANSFER ROLLER CONTACT MOTOR........3-33 3.6.6 ID SENSORS................3-35 3.7 DRIVE ....................3-36 3.7.1 DRIVE UNIT................3-36 3.8 DUPLEX....................3-38 3.8.1 DUPLEX JAM SENSOR ............3-38 3.8.2 INVERTER SENSOR..............3-39 G190...
  • Page 16 4.3.6 DARK VERTICAL LINE ON PRINTS .........4-47 4.3.7 WHITE HORIZONTAL LINES OR BANDS ........4-48 4.3.8 MISSING PARTS OF IMAGES ..........4-49 4.3.9 DIRTY BACKGROUND..............4-49 4.3.10 PARTIAL CMY COLOR DOTS..........4-49 4.3.11 DARK IRREGULAR STREAKS ON PRINTS .......4-50 4.3.12 CMY COLOR IRREGULAR STREAKS ........4-50 4.3.13 GHOSTING ................4-50 G190...
  • Page 17 5.2.1 CONTROLLER SERVICE MODE ..........5-7 5.2.2 ENGINE SERVICE MODE............5-14 SP1-XXX (Feed)................5-14 SP2-XXX (Drum) ................5-38 SP3-XXX (Process)..............5-111 SP5-XXX (Mode).................5-136 SP7-XXX (Data Log) ..............5-179 SP8-XXX (Data Log 2) ..............5-207 SP9-XXX ..................5-224 5.2.3 INPUT CHECK TABLE ............5-231 5.2.4 OUTPUT CHECK TABLE ............5-237 G190...
  • Page 18 SP5857-017 Create a File on SD Card to Store a Log....5-257 5.6 DIP SWITCHES ................5-258 5.6.1 CONTROLLER BOARD............5-258 DETAILED DESCRIPTIONS 6. DETAILED DESCRIPTIONS............6-1 6.1 OVERVIEW...................6-1 6.1.1 COMPONENT LAYOUT ..............6-1 6.1.2 PAPER PATH ................6-2 6.1.3 DRIVE LAYOUT................6-3 6.1.4 BOARD STRUCTURE ..............6-4 G190...
  • Page 19 6.3.4 BY-PASS TRAY FEED AND SIZE DETECTION .......6-21 Paper Feed Mechanism ..............6-21 Paper Size Detection Mechanism ..........6-21 6.3.5 DUPLEX..................6-22 Drive....................6-23 Interleaving..................6-24 6.4 LASER EXPOSURE ................6-26 6.4.1 OVERVIEW................6-26 6.4.2 OPTICAL PATH .................6-27 6.4.3 LASER SYNCHRONIZING DETECTOR........6-28 Overview ..................6-28 Main Scan Start Detection.............6-28 6.4.4 LD SAFETY SWITCH ..............6-29 G190...
  • Page 20 6.7 IMAGE TRANSFER ................6-47 6.7.1 OVERVIEW................6-47 6.7.2 TRANSFER UNIT DETECTION AND NEW UNIT DETECTION6-48 6.7.3 DRIVE AND TRANSFER BELT ROLLER VOLTAGE ....6-49 Transfer belt contact..............6-50 Transfer Belt Cleaning..............6-51 6.7.4 TRANSFER ROLLER UNIT ............6-52 Discharge ..................6-53 Transfer Roller Contact ..............6-54 viii G190...
  • Page 21 Corrections for Small Paper Sizes (less than A5)......6-58 Overheat Protection ..............6-58 6.8.3 DRIVE ..................6-59 6.9 CONTROLLER..................6-60 SPECIFICATIONS 7. SPECIFICATIONS..............7-1 7.1 SPECIFICATIONS ................7-1 7.1.1 GENERAL SPECIFICATIONS .............7-1 7.1.2 SUPPORTED PAPER SIZES ............7-5 7.1.3 SOFTWARE ACCESSORIES............7-7 Printer Drivers .................7-7 Utility Software ................7-8 7.1.4 MACHINE CONFIGURATION .............7-9 G190...
  • Page 23 INSTALLATION PREVENTIVE MAINTENANCE REPLACEMENT AND ADJUSTMENT TROUBLESHOOTING SERVICE TABLES DETAILED DESCRIPTIONS SPECIFICATIONS APPENDIX...

  • Page 25: Read This First

    Read This First Safety Notices Important Safety Notices Prevention of Physical Injury Before disassembling or assembling parts of the printer and peripherals, make sure that the printer power cord is unplugged. The wall outlet should be near the printer and easily accessible. If any adjustment or operation check has to be made with exterior covers off or open while the main switch is turned on, keep hands away from electrified or mechanically driven components.

  • Page 26: Laser Safety

    Safety and Ecological Notes for Disposal Do not incinerate toner bottles or used toner. Toner dust may ignite suddenly when exposed to an open flame. Dispose of used toner, the maintenance unit which includes developer or the organic photoconductor in accordance with local regulations. (These are non-toxic supplies.) Dispose of replaced parts in accordance with local regulations.

  • Page 27: Symbols And Abbreviations

    Symbols, Abbreviations, and Trademarks Symbols and Abbreviations This manual uses the symbols and abbreviations shown below. Symbol Meaning Refer to section number Clip ring Screw Connector Clamp E-ling Short Edge Feed Long Edge Feed Trademarks Microsoft®, Windows®, and MS-DOS® are registered trademarks of Microsoft Corporation in the United States and /or other countries.

  • Page 28: Installation

    INSTALLATION...

  • Page 29: Installation Procedure

    Install the machine on a strong, level base. (Inclination on any side must be no more than 5 mm.) Do not install the machine in areas that get strong vibrations. 1.1.2 MACHINE LEVEL Front to back: Within 5 mm (0.2") Right to left: Within 5 mm (0.2") G190...

  • Page 30: Machine Space Requirements

    Ground the machine. Input voltage level: 120 V, 60 Hz: More than 11 A 220 V to 240 V, 50 Hz/60 Hz: More than 6 A Permissible voltage fluctuation: ±10 % Do not put things on the power cord. G190...

  • Page 31: Optional Unit Combinations

    Bluetooth Interface Unit (B826) Camera Direct Print Card Type E (M344) SD slot 1 Data Overwrite Security Unit (M344) Data Storage Card Type A (G874) HDD Encryption Unit Type C (M344) SD slot 2 VM Card Type H (G344) G190...

  • Page 32: Printer Installation

    Lift the machine with two people by using the inset grips on both sides of the machine. Do not remove the tapes before placing the machine. Lower the machine slowly and carefully, so as not to pinch your hands. Remove the tape from the printer. G190...
  • Page 33 Printer Installation Open the left cover [A] of the printer. Turn the two green levers counterclockwise , and then slowly open the inner cover G190...
  • Page 34 Remove the end of the tape from the printer. Remove the four pieces of tape from the PCU in a horizontal direction. Remove the securing pin, as shown, from the transfer unit. Turn the green lever of the transfer unit counterclockwise to unlock the unit. G190...
  • Page 35 Printer Installation 10. Remove the protective sheet. 11. Turn the green lever clockwise to lock the unit. G190...
  • Page 36 12. Close the inner cover. 13. Push the two green levers to lock the inner cover, and then turn them clockwise 14. Close the left cover. 15. Open the top cover [A] by grasping the handles on the left and right sides. G190...
  • Page 37 Printer Installation Be sure to remove the caution sheet, which is attached to the toner compartment. 16. Remove the tapes and cover. 17. Remove the clips protecting the mouths of all four toner compartments. 18. Close the top cover. G190...
  • Page 38 19. Put labels “1” on the front of the paper tray. Be sure to read the label which is attached to the front surface of the printer. This warns you that ink-jet paper cannot be used with this printer. 1-10 G190...

  • Page 39: Installing The Toner

    Printer Installation Installing the toner Open the top cover [A]. Shake the toner bottles up and down seven or eight times before installing. Remove the tape from the toner bottle. G190 1-11...
  • Page 40 Do not repeatedly insert and remove toner bottles. This causes toner leakage. Do the same procedure to install the other three bottles: cyan (C), magenta (M), and black (B). Close the top cover. 1-12 G190...

  • Page 41: Loading Paper

    Loading Paper Pull out tray 1 [A] of the printer until it stops. Lift it slightly, and then pull it out. Adjust the green clips of the side guide and the end guide to the paper size you want. G190 1-13...
  • Page 42 Arrange and load a stack of new paper into the tray with the print side up. Make sure that there is no gap between the paper and the paper guides. Adjust the paper guides to close gaps if necessary. 1-14 G190...

  • Page 43: Turning Power On

    Make sure that the power switch is set to " " (Off). Plug in the machine. Turn on the power switch. Do not turn off the power switch until initialization is completed (‘Ready’ appears on the display when initialization is completed). Otherwise, the machine may malfunction. G190 1-15...

  • Page 44: Selecting The Panel Display Language

    The test printing starts shortly after. Press the “Menu” key to return to the initial screen. 10. Turn off the power switch of the printer. Settings Relevant to the Service Contract Change the necessary settings depending on the each customer's service contract. For 1-16 G190...

  • Page 45: Meter Click Charge

    SMC report (SP 5-990). You must select one of the counter methods (developments/prints) in accordance with the contract ( SP5-045-001). Item SP No. Function Default Meter Click SP5-930-001 Enables or disables Meter Click "0": OFF G190 1-17...
  • Page 46 Specifies if the counting method Counter SP5-045-001 used in meter charge mode is “1”: Prints method based on developments or prints. Service Tel: SP5-812-001 -001: shows or sets the telephone 1-18 G190...

  • Page 47: Moving The Machine

    Remove all trays from the optional paper feed unit. 1.2.6 TRANSPORTING THE MACHINE Make sure there is no paper left in the paper trays. Do one of the following: Attach shipping tape to the covers and doors. Shrink-wrap the machine tightly. G190 1-19...

  • Page 48: Options Installation

    Before installing, make sure that the power source rating of the tray heater is same as the machine. Electrical board unit [A] ( : Electrical board unit) Rear cover [B] Rear cover piece [C] for the power supply connector Decal [D] Decal [E] 1-20 G190...
  • Page 49 When the Main Power When the printer is in SP5953-001 switch turns on energy saver mode No power supply Power supply 0: Off No power supply No power supply Power supply Power supply 1: On No power supply No power supply G190 1-21...

  • Page 50: Controller Options

    The service program “SD Card Appli Move” (SP5-873) lets you copy application programs from one SD card to another SD card. Do not try to copy the VM card or the HDD encryption unit to another SD card. 1-22 G190...

  • Page 51: Move Exec

    SD card. Insert the SD card with the application program in SD Card Slot 2. The application program is copied from this SD card. Turn the main switch on. Start the SP mode. Select SP5-873-001 “Move Exec.” G190 1-23...

  • Page 52: Undo Exec

    Remove the SD card from SD Card Slot 2. This step assumes that the application programs in the SD card are used by the machine. 10. Turn the main switch on. 11. Check that the application programs run normally. 1-24 G190...

  • Page 53: Storing The Sd Card

    Controller Options Storing the SD Card After moving an application, the original SD card must be kept. Keep the SD card in the location [A] shown in the drawing and fasten it with tape. G190 1-25...

  • Page 54: Preventive Maintenance

    Controller Options PREVENTIVE MAINTENANCE G190...

  • Page 55: User Replaceable Items

    An error message appears when a maintenance counter gets to the value in the PM table, when the machine’s default settings are used. It is not necessary to reset counters for each part if the technician does the PM. The machine detects new components automatically and resets the necessary counters. G190...

  • Page 56: Service Maintenance

    Clean all printer rollers with dry cloth only. Do not clean the transfer roller. Use a blower brush to clean the laser unit windows. 10. Vacuum the interior of the printer. 11. Carefully clean the area around the transfer roller. G190...

  • Page 57: Replacement And Adjustment

    REPLACEMENT AND ADJUSTMENT...

  • Page 59: Before You Start

    Turn off the main power switch and unplug the machine before you do the procedures in this section. Remove these before you do the procedures in this section: 4 toner bottles (cyan, magenta, yellow, and black) Waste toner bottle Standard paper tray G190...

  • Page 60: Special Tools And Lubricants

    SD Card B6456705 PCMCIA Card Adapter B6456820 USB Reader/ Writer VSSM9000 Digital Multimeter - FLUKE87 G0219350 Loop Back Connector - Parallel C4019503 20X Magnification Scope A2579300 Grease Barrierta – S552R 52039502 Silicon Grease G-501 B6795100 Plug - IEEE1284 Type C G190...

  • Page 61: Electrical Components

    If the NVRAM on the old board is defective, replace the NVRAM ( NVRAM Replacement procedure). 3.3.1 ELECTRICAL BOARD UNIT Front door Top cover Right cover [A] ( x 1) G190...
  • Page 62 Electrical Components Color development motor unit [B] ( x 3, x 1) Side bar [C] ( x 4) IOB (Input/Output Board) [D] ( x 2, x 3) [E] x 1 G190...
  • Page 63 Electrical Components Left cover [F] Drum positioning plate [G] 10. Drum positioning plate belt [H] ( x 1) [I] x 3, [J] x 1 12. Electrical board unit [K] ( x 4, x 2) G190...

  • Page 64: Iob (Input/Output Board)

    Electrical Components 3.3.2 IOB (INPUT/OUTPUT BOARD) Front door Top cover Right cover ( Electrical board unit) Side bar ( Electrical board unit) IOB [A] ( x 2, x all) 3.3.3 CONTROLLER BOARD Controller unit [A] ( x 3) G190...
  • Page 65 Removed NVRAMs musrt be installed on the new board. Keep NVRAMs away from objects that can cause static electricity. The data in NVRAMs can be corrupted by static electricity. Make sure the NVRAM is correctly installed on the board. A half-disk is G190...

  • Page 66: Installing The New Nvram

    If the date and time setting is not done, WebImage Monitor cannot be used. 3.3.5 PSU (POWER SUPPLY UNIT) BOARD Electrical boards unit ( Electrical board unit) PSU board [A] ( x 6, x 5) G190...

  • Page 67: High Voltage Power Supply Board 1

    High voltage terminal plate [B] ( x 1) High voltage power supply board 1 [C] ( x 4, x 4, stand offs x 2). Make sure that each high voltage terminal is connected securely after you replace this board. G190...

  • Page 68: Egb (Engine Board) And High Voltage Power Supply Board 2

    Make sure the NVRAM is correctly installed on the board. A half-disk is engraved on one side of the NVRAM, and a guide mark is on one side of the NVRAM slot. When you install the NVRAM, the half-disk and the guide mark must be on the same side. G190 3-10...

  • Page 69: Lcd Panel

    Start the SP mode. Contact your supervisor to enter the machine’s device number. SC542 may be displayed until the machine’s device number and destination code are programmed properly. Turn the main power switch off and on. 10. Start the SP mode. 3-11 G190...

  • Page 70: Nvram On The Controller

    12. Make these contract-related settings: Counter Method (SP5-045) Telephone Number Setting > Fax Telephone Number (SP5-812-002) if the meter charge mode (SP5-930-001) is “ON” (enabled) 13. Enter the SP mode changes previously made at the factory and the field. G190 3-12...

  • Page 71: Nvrams On The Egb And Controller

    17. Make these contract-related settings: Counter Method (SP5-045) Telephone Number Setting > Fax Telephone Number (SP5-812-002) 18. Enter the SP mode changes previously made at the factory and the field. 19. Replace all maintenance kits with new ones. 3-13 G190...

  • Page 72: Laser Optics

    3B laser beam with a wavelength of 648 to 663 nm and an output of 9 mW. The laser can cause serious eye injury. 3.4.2 LD UNIT Replacement Print the SMC report with SP 5990 2 before you replace the LDU. G190 3-14...

  • Page 73: Color Registration Adjustment

    1.) SP 2181 1 for black skew SP 2181 11 for magenta SP 2181 21 for cyan SP 2181 31 for yellow Open the left cover 3-15 G190...
  • Page 74 CW: Clockwise, CCW: Counter-clockwise The diagram shows the effect on line skew [B] when you turn the cam in a counter clockwise direction. Close the left cover. Then measure the skew values again with SP 2111 3. (To do this, G190 3-16...
  • Page 75 If not, do SP 2111 3 again until you get a good result. Do SP 2111 1 to finely adjust the line position for each color. Try SP 2111 2 if “Result = OK” does not show. When you get “Result = OK”, this adjustment is completed. 3-17 G190...

  • Page 76: Ldb

    Make sure that the spring plate [B] holds the LDB unit. 3.4.4 POLYGON MIRROR MOTOR LDU ( LD unit) Top cover [A] ( x 5, tabs x 4) Do not touch the mirrors. Clean with an optics cloth if you touch the mirrors. G190 3-18...

  • Page 77: Laser Synchronizing Detector Boards

    LDU ( LD unit) Top cover Synchronizing detector board unit [A] ( x 1) Synchronizing detector board [B] ( x 1, x 1) Do not touch the mirrors. Clean with an optics cloth if you touch the mirrors. 3-19 G190...

  • Page 78: Ldu Shutter Motor Unit And Sensor

    Slide up the gear [B] ( x1). LDU shutter sensor [C] LDU shutter motor [D] ( x 2, x 1) To do this, place the projection [E] of the gear as shown in the diagram below. The worm gear [F] must turn. G190 3-20...

  • Page 79: Paper Feed

    Paper Feed 3.5 PAPER FEED 3.5.1 PAPER FEED ROLLER Standard tray [A] Slide the side roller holder [B] Paper feed roller [C] 3-21 G190...

  • Page 80: Paper Friction Pad

    Paper friction pad [A] Make sure that the paper friction pad stick is put through the spring when you reassemble it. 3.5.3 BY-PASS PAPER SIZE SENSOR By-pass tray cover [A] By-pass paper size sensor [B] ( x 1) G190 3-22...

  • Page 81: By-Pass Feed Roller, Friction Pad

    3.5.4 BY-PASS FEED ROLLER, FRICTION PAD By-pass tray cover [A] By-pass tray [B] ( x 2, x 1) and the harness cover [C] By-pass feed shaft cover [D] Move the holding roller left [E] By-pass feed roller [F] 3-23 G190...

  • Page 82: Reassembling The By-Pass Friction Pad

    Hold down the by-pass friction pad after you put the spring on the projection of pad’s reverse side ( ). Release the by-pass tray friction pad when it passes through the bushing [J]. Pull up the shaft of the by-pass friction pad to the busing until it is clicked. G190 3-24...

  • Page 83: Registration Sensor

    3.5.6 PAPER VOLUME SENSOR, END SENSOR AND PAPER WIDTH SENSOR Standard tray ( Paper feed roller) Front door Fusing unit ( Fusing unit) Harness cover [A] ( x 1) Front door cover [B] ( x 1, x 2) 3-25 G190...
  • Page 84 Paper Feed Registration guide ( Registration sensor) Paper dust case holder [C] Tray paper sensor box [D] ( x 2) G190 3-26...
  • Page 85 1) 12. Paper end sensor [H] ( x 1) 13. Paper width sensor [I] ( x 1) Each sensor and each cable have a number written on them. Make sure to connect the correct cables to each sensor. 3-27 G190...

  • Page 86: Paper Size Sensor And Temperature/ Humidity Sensor

    1) 3.5.8 PAPER FEED MOTOR Front door cover ( Paper volume sensor, end sensor and paper width sensor) Right cover ( x 1) Side bar ( Electrical board unit) Harness guide [A] ( x 1, x 3) G190 3-28...

  • Page 87: Paper Registration Clutch, Paper Feed Clutch And By-Pass Clutch

    Front door Front door cover ( Electrical board unit) Right cover ( Electrical board unit) Side bar ( Electrical board unit) Harness cover ( Duplex motor and inverter motor) Paper registration clutch [A] ( x 1, h x1) 3-29 G190...
  • Page 88 Paper Feed By-pass clutch [B] ( x 1, x 1) Front support unit ( Transfer roller contact motor) Paper feed clutch support [C] ( x 1) 10. Paper feed clutch [D] ( x 1) G190 3-30...

  • Page 89: Development

    AND BLACK OPC/DEVELOPMENT MOTOR Front door Right cover ( Electrical board unit) Color development motor [A] ( x 4, x 1) Color OPC motor [B] ( x 4, x 1) Black OPC/development motor [C] ( x 4, x 1) 3-31 G190...

  • Page 90: Development Clutch

    3.6.2 DEVELOPMENT CLUTCH Front door Top cover Right cover ( Electrical board unit) Development clutch plate [A] ( x 2) Development clutch [B] (metal pin x 1, x 1) 3.6.3 TRANSFER BELT CONTACT MOTOR Front door Top cover G190 3-32...

  • Page 91: Toner Supply Motor

    Electrical board unit) Toner supply motor unit [A] ( x 2, x 1) Toner supply motor [B] ( x 2) 3.6.5 TRANSFER ROLLER CONTACT MOTOR Front door Left cover Front door support unit [A] ( x 2, x 1) 3-33 G190...
  • Page 92 Development Inner cover [B] ( x 2) Transfer roller contact motor unit [C] ( x 2, x 1) Transfer roller contact motor [D] ( x 2) G190 3-34...

  • Page 93: Id Sensors

    ID sensor bracket [B] ( x 3, x 1) Do SP 2111 4 to adjust the ID sensors after you replace the ID sensor. Do SP 3148 1 to input the bar code number of the ID sensor board. 3-35 G190...

  • Page 94: Drive

    Clean the toner hopper and toner transport path before you remove the toner supply motor unit. If not, toner scattering can occur. Right cover ( Electrical board unit) Top frame [A] ( x 5) 10. Fusing unit fan [B] ( x 1) G190 3-36...
  • Page 95 Drive 11. Harness guide [C] ( x 2) 12. Drive unit [D] ( x 6, x 16) 3-37 G190...

  • Page 96: Duplex

    Duplex 3.8 DUPLEX 3.8.1 DUPLEX JAM SENSOR Front door cover ( Paper volume sensor, end sensor and paper width sensor) Duplex jam sensor 1 [A] ( x 1) Duplex jam sensor 2 [B] ( x 1) G190 3-38...

  • Page 97: Inverter Sensor

    Duplex 3.8.2 INVERTER SENSOR Front door Duplex paper guide plate [A] ( x 6) Inverter sensor board [B] Inverter sensor [C] ( x 1) 3-39 G190...

  • Page 98: Duplex Motor And Inverter Motor

    Duplex paper guide plate [A] ( x 6) Harness cover [B] ( x 2) Inverter motor [C] ( x 2, x 1) Harness [D] Harness cover [E] Duplex roller unit [F] ( x 4) Duplex motor [G] ( x 2, x 1) G190 3-40...

  • Page 99: Fusing

    Make sure to restore the insulators, shields, etc after you service the fusing unit. 3.9.1 FUSING UNIT Front door Fusing unit [A] 3.9.2 THERMISTOR AND THERMOSTAT Front door Fusing unit (see above) Fusing unit guide plate [A] ( x 4) 3-41 G190...
  • Page 100 1) Do not remove the thermistor from the bracket when removing it. The pressure of the thermistor plate to the fusing belt is adjusted properly in the factory. If you remove it, some image problem may occur. G190 3-42...
  • Page 101 Fusing Fusing upper cover [E] ( x 4) Thermostat [F] x 2 ( x 3) Do not recycle a thermostat that is already opened. Safety is not guaranteed if you do this. 3-43 G190...

  • Page 102: Fusing Lamp

    Fusing lamp [C] ( x 2) 3.9.4 FUSING EXIT SENSOR AND PAPER EXIT SENSOR Front door Paper exit unit ( x 3) Sensor board [A] ( x 1, x 2) Fusing exit senor [B] Paper exit sensor [C] G190 3-44...

  • Page 103: Fusing Registration Sensor

    Fusing registration sensor [B] 3.9.6 FAN DIRECTION You must reinstall the cooling fans in the original orientations. Do not reinstall the cooling fans opposite to the original orientations, or the air will be blown in the wrong directions. 3-45 G190...

  • Page 104: Adjustments

    Adjust the CMY gradation scale at the top of the chart by balancing the density of the C, M, and Y gradation scales - the CMY gray scale should change smoothly from minimum to maximum. There should be no coloration. Examine this color adjustment sheet: G190 3-46...
  • Page 105 Select the density for each of the 15 adjustable points, excluding points 0 and 255, from the ‘Default’ gradation scale. The NVRAM holds three sets of controller gamma settings: Those saved this time: Controller SP 1101 ToneCtlSet - Tone (Current) 3-47 G190...

  • Page 106: Adjustment Procedure

    Use the down arrow key to select Controller SP 1104 “ToneCtlValue”. Then press the enter key. Use the up/down arrow key to select the setting you want to adjust. Then press the enter key. The three digits in the display (example ‘016’) indicate a position on the color calibration test sheet. G190 3-48...
  • Page 107 Set Black 15 Default Value 240 Set Cyan 1 to 15 See Set Black 1 to 15 Set Magenta 1 to 15 See Set Black 1 to 15 Set Yellow 1 to 15 See Set Black 1 to 15 3-49 G190...
  • Page 108 Use Controller SP 1105 “ToneCtlSave” in the controller service menu, to store the new settings in the controller. Reset the controller (press the [Reset] key when the machine is off line”) to use the new settings. You must reset the controller to keep the new settings in the controller NVRAM. G190 3-50...

  • Page 109: Troubleshooting

    Adjustments TROUBLESHOOTING G190...

  • Page 111: Process Control Results

    Gamma < 0.5 (see the note Low development gamma below the table) Vk >150V (see the note Development bias adjustment error below the table) Vk < -150V (see the note Development bias adjustment error below the table) G190...
  • Page 112 There are two numbers for each color. The numbers are shown from left to right on the display as follows: Black, Magenta, Cyan, Yellow. For example, if process control for each color is successful: 10 (Black), 10 (Magenta), 10 (Cyan), 10 (Yellow) G190...

  • Page 113: Service Call Conditions

    Only the SC history is be operated as usual. updated. Turning the main switch off then on resets Turn the operation switch off SCs displayed on the operation panel. These and on. are redisplayed if the error occurs again. G190...

  • Page 114: Sc Code Descriptions

    Polygon motor error: Time out with the polygon motor inactivated After the polygon motor turns off or changes the Disconnected cable from the polygon motor speed, SCRDY_N is not drive board or defective connection inactive within 10 Defective polygon motor or drive board seconds. G190...
  • Page 115 [K] of the trailing edge is Defective laser synchronizing detector not detected for one Defective LDB second after the LDB unit Defective EGB turned on when detecting Check the connectors. the main scan Replace the laser-synchronizing detector. magnification. Replace the LDB. Replace the EGB. G190...
  • Page 116 Trailing edge laser detection error: [C] The laser synchronizing detection signal for LDB [C] of the trailing edge is not detected for one Same as SC 210 second after the LDB unit turned on when detecting the main scan magnification. G190...
  • Page 117 Leading edge laser detection error: [M] The laser synchronizing detection signal for LDB [M] of the leading edge is not output for two Same as SC 220 seconds after LDB unit turns on while the polygon motor is rotating normally. G190...
  • Page 118 EGB in normal job or Defective cable between the EGB and LDB MUSIC for [K] ends. Check the connectors. The PFGATE ON Replace the LDB. signal still asserts Replace the EGB. when the next job starts. G190...
  • Page 119 FGATE: On error [M] The PFGATE register of GAVD does not assert within 5 seconds after Same as SC 230 processing the image in normal job or MUSIC for [M] started. G190...
  • Page 120 FGATE: Off error [C] The PFGATE ON signal still asserts within 5 seconds after processing the image in normal job or Same as SC 231 MUSIC for [C] ends. The PFGATE ON signal still asserts when the next job starts. G190 4-10...
  • Page 121 LDB Same as SC240 unit turns on after LDB initialization. LDB error [C] The EGB detects LDB error a few times consecutively when LDB Same as SC240 unit turns on after LDB initialization. 4-11 G190...
  • Page 122 The measured voltage is Disconnected harness not proper when EGB Defective high voltage power 1 measures the charge Check the connectors. output for each color. Replace the PCU for magenta. Replace the drum positioning plate. Replace the high voltage power 1. G190 4-12...
  • Page 123 Defective charge roller Defective connectors Disconnected harness The charge current less Defective high voltage power 1 than 200 µA is detected. Check the connectors. Replace the PCU for black. Replace the drum positioning plate. Replace the high voltage power 1. 4-13 G190...
  • Page 124 Defective charge roller Defective connectors Disconnected harness The charge current less Defective high voltage power 1 than 200 µA is detected. Check the connectors. Replace the PCU for yellow. Replace the drum positioning plate. Replace the high voltage power 1. G190 4-14...
  • Page 125 Same as SC 360 TD sensor: Output maximum error [Y] Same as SC 360 TD sensor: Output minimum error [K] Vt is less than the Defective connector connection minimum value (0.5) for Decreasing toner density three times consecutively. Replace the PCU. 4-15 G190...
  • Page 126 TD sensor: Initial control voltage error [M] Same as SC 368 TD sensor: Initial control voltage error [C] Same as SC 368 TD sensor: Initial control voltage error [Y] Same as SC 368 G190 4-16...
  • Page 127 Drum gear position sensor error When receiving the input signal of drum gear Dirty or defective drum gear position sensor position sensor is not Clean the drum gear position sensor. correctly done, SC380 is Replace the drive unit. logged. 4-17 G190...
  • Page 128 ID sensor: LED adjustment error LED PWM adjustment is Defective ID sensors not [A] for three times Dirty ID sensors or transfer belt consecutively. ID sensor life is over. [A] = 50 < [A] < 400 Replace the ID sensors. G190 4-18...
  • Page 129 The transfer roller contact Defective transfer roller contact motor sensor does not detect Defective IOB the movement of actuator Replace the transfer roller contact sensor. at the sensor while the Replace the transfer roller contact motor. motor rotates. Replace the IOB. 4-19 G190...
  • Page 130 Error signal is detected Power leaking for 10 times Defective connection consecutively. Defective PCU Defective High Voltage Power 2 Replace the High Voltage Power 2. Reset the cables and components. Replace the PCU. G190 4-20...
  • Page 131 Remove the covers, find the Fusing unit fan defective fan and replace it. Polygon motor fan Drive unit fan Exit paper fan Thermistor error The thermistor output is Disconnected thermistor less than 0 °C for six Defective connector connection seconds. 4-21 G190...
  • Page 132 The thermistor detects Defective I/O board 230°C for 0.2 seconds. Defective EGB High temperature detection: Hard Defective thermistor Defective I/O board The thermistor detects Defective EGB 250°C. Defective fusing unit, PSU, or EGB Replace the fusing unit. Replace the PSU. G190 4-22...
  • Page 133 Check the power supply source. front door. Replace the PSU. The detection error occurs twice or more in the ten zero cross signal detections. This error is defined when the detected zero cross signal is less than 17 for 200 4-23 G190...
  • Page 134 SP 1159 1 is set Defective EGB to "1 (ON)". If not, this SP Replace the fusing entrance sensor. does not occur. Replace the EGB. The jam counter is cleared when a sheet of paper is fed normally. G190 4-24...

  • Page 135: Controller Error

    The following table shows the controller error codes. These codes show at these times if an error occurs: Power-on After the power-on self diagnostic test Always try turning the main switch off and on and check if the problem persists. 4-25 G190...
  • Page 136 Watchdog error While the system program Defective system program is running, no other Defective controller board programs can run (due to Reinstall the system program. a bus hold or endless Replace the controller board. loop). Kernel stop G190 4-26...
  • Page 137 Check and/or replace the RAM DIMM. Replace the controller. Cache error [4361] Defective CPU Cache error in the CPU Replace the controller board. The others Defective memory [----] Defective flash memory Error in OS Defective CPU Replace the controller board. 4-27 G190...
  • Page 138 Defective CPU devices though it is executed on Replace the controller board. purpose. [060A-060E]: Detailed error code Cut-in command does not Defective CPU devices operate when it is Defective ASIC devices executed. Replace the controller board. G190 4-28...
  • Page 139 Even you write the data in Defective CPU devices the only cache of memory, Incorrect SPD the data is actually written Boot mode setting error in another area (not Replace the controller board. cache) of memory. Replace the RAM DIMM. 4-29 G190...
  • Page 140 Poor connection between North Bridge and detected. PCI I/F. Replace controller board. SHM register check error Failed to initialize or could [0B10] Defective bus connection not read connection bus. Defective SHM Data in SHM register Replace controller board incorrect. G190 4-30...
  • Page 141 The result of the MAC [6101] address check sum does Defective controller not match the check sum Replace the controller. stored in ROM. PHY IC error [6104] The PHY IC on the controller cannot be Same as SC823-[6101] correctly recognized. 4-31 G190...
  • Page 142 RTC device. No RTC device is recognized. RTC not detected NVRAM without RTC installed [15FF] The RTC device is not Backup battery discharged detected. Replace the NVRAM with another NVRAM with an RTC device. G190 4-32...
  • Page 143 SC code is displayed. ROMFS error All areas of the ROM DIMM are checked. If the [0104] check sum of all Defective ROM DIMM programs stored in the Replace the ROM DIMM. ROM DIMM is incorrect, this SC code is displayed. 4-33 G190...
  • Page 144 Wireless LAN or Bluetooth card not detected at starting communication The wireless LAN or Bluetooth card is not Loose connection detected before Check the connection. communication is Insert the wireless LAN or Bluetooth card to established, though the its board. wireless LAN or Bluetooth board is detected. G190 4-34...
  • Page 145 LAN or Bluetooth Check the connection. board. Replace the wireless LAN or Bluetooth board. USB interface error Defective USB driver The USB interface cannot Loose connection be used due to a driver Check the connection. error. Replace the controller. 4-35 G190...
  • Page 146 The data stored in the Defective controller HDD cannot be read Replace the HDD. correctly. Replace the controller. HDD: CRC error While reading data from the HDD or storing data in Defective HDD the HDD, data Replace the HDD. transmission fails. G190 4-36...
  • Page 147 For a file system error, format the SD card SD card error occurs on your PC. when SD card is For a device error, turn the mains switch off activated. and on. Replace the SD card. Replace the controller. 4-37 G190...
  • Page 148 Not installed Data Overwrite Security Unit the all data of the HDD or (SD card) NVRAM are formatted Defective HDD physically by the Data Install the Data Overwrite Security Unit Overwrite Security Unit (B735). (B735). Replace the HDD. G190 4-38...
  • Page 149 Invalid encryption key log due to defective NVRAM data Initialize the HDD with SP5832-004. Disable the log encryption setting. Log Data Error 4 Unusual encryption function log due to the defective NVRAM data Initialize the HDD with SP5832-004. 4-39 G190...
  • Page 150 Replace the NVRAM. Replace the controller. Printer function error The error that causes the Turn the main switch off/on, or install Printer malfunction in the Application firmware software application is Unexpected hardware structure (insufficient detected. memory or hard disk space.) G190 4-40...
  • Page 151 However, the SC code is logged in the engine of the machine summary sheet (SMC). SC not defined SC that is not controlled in Defective system software the system occurs. 4-41 G190...
  • Page 152 SMC - Logging (SP 5990 4) Printer driver settings used when the problem occurs All data displayed on the screen (SC code, error code, and program address where the problem is logged.) Image file which causes the problem, if possible G190 4-42...

  • Page 153: Troubleshooting Guide

    Incorrect action of transfer Check the guide and the No image is printed. roller transfer roller. Defective high voltage Replace high voltage supply supply board board 1 or 2. Defective engine board Replace the engine board (EGB) (EGB). 4-43 G190...

  • Page 154: All-Black Print

    Defective high voltage Replace high voltage supply supply board board 1 or 2. All the paper is black. Defective LDU Replace the LDU. Defective engine board Replace the engine board (EGB) (EGB). Defective main board Replace the main board. G190 4-44...

  • Page 155: Missing Cmy Color

    Components – Electrical Board Unit’.) C, M, or Y is missing. Transfer belt not contacting Check the belt tension unit. Defective the color OPC Replace the color OPC motor motor. Defective engine board Replace the engine board (EGB) (EGB). 4-45 G190...

  • Page 156: Light Print

    Transfer belt not contacting Printed images are too Check the transfer unit. weak. Defective PCU Replace the PCU. Defective transfer roller Repair the transfer roller. Defective fusing unit Replace the fusing unit. Defective engine board Replace the engine board (EGB) (EGB). G190 4-46...

  • Page 157: Repeated Spots Or Lines On Prints

    At intervals of 94.2 mm Defective OPC drum or Replace the PCU or the (3.71 inches) pressure roller fusing unit At intervals of 141.4 mm Defective fusing belt Replace the fusing unit. (5.57 inches) 4.3.6 DARK VERTICAL LINE ON PRINTS 4-47 G190...

  • Page 158: White Horizontal Lines Or Bands

    4.3.7 WHITE HORIZONTAL LINES OR BANDS Symptom Possible cause Necessary actions Defective PCU Replace the PCU. White lines or bands appear Replace the transfer belt Defective transfer belt unit in images of all toner colors. unit. Defective transfer roller Replace the transfer roller. G190 4-48...

  • Page 159: Missing Parts Of Images

    4.3.10 PARTIAL CMY COLOR DOTS Symptom Possible cause Necessary actions Defective PCU Replace the PCU. Unexpected dots of the Replace the transfer belt same color appear at Defective transfer belt unit unit. irregular intervals. Defective fusing unit Replace the fusing unit. 4-49 G190...

  • Page 160: Dark Irregular Streaks On Prints

    Defective transfer belt unit irregular intervals. unit. 4.3.13 GHOSTING Symptom Possible cause Necessary actions The same or similar image Defective PCU Replace the PCU. appears two or more times. They get weaker and Defective transfer unit Replace the transfer unit. weaker. G190 4-50...

  • Page 161: Unfused Or Partially Fused Prints

    Repair the paper feed unit. Incorrect action of transfer Images are skewed Check the transfer roller. roller Defective engine board Replace the engine board (EGB) (EGB). Unclean separation pad Clean the separation pad. Replace the spring for the Defective spring friction pad. 4-51 G190...

  • Page 162: Background Stain

    Replace the PCU. Defective toner cartridge Replace the toner cartridge. Images are not printed in Replace the transfer belt the areas around the paper Defective transfer belt unit unit. edges. Transfer belt not contacting Check the transfer unit. G190 4-52...

  • Page 163: Image Not Centered When It Should Be

    Incorrect installation of Install the paper correctly. paper Incorrect paper guide Adjust the paper guide Images do not come to the position correctly. center. Incorrect margin setting Adjust the margin setting. Defective engine control Replace the engine control board board. 4-53 G190...

  • Page 164: Electrical Component Defects

    TD Sensor (M) CN225/4 SC369 (M) TD Sensor (C) CN230/4 SC370 (C) Shorted TD Sensor (Y) CN230/20 SC371 (Y) Open Automatic line position adjustment Transfer Belt Rotation CN222/27 error: Transfer belt Shorted unit speed cannot be detected, causing G190 4-54...
  • Page 165 Left cover open Shorted cannot be detected. Open Printed image is wrong, such as rough Temperature/Humidity CN231/1 image, dirty Sensor CN231/3 Shorted background or weak image. CN214/17 Open CN214/15 Paper Size Sensor Paper size error CN214/14 Shorted CN214/13 4-55 G190...
  • Page 166 Paper is not detected Open on the by-pass tray By-pass Paper Paper is detected CN211/22 Detection Sensor even if there is no Shorted paper on the by-pass tray. CN211/17 Open By-pass Paper Size CN211/16 Paper size error Sensor CN211/20 Shorted CN211/19 G190 4-56...
  • Page 167 SC400/418 Shorted Open Fusing Thermistor CN209/1 SC541 Shorted Open “Reset Fusing Unit CN209/3 Fusing Set Sensor correctly” is CN209/4 Shorted displayed. “Close Top Cover” is Open displayed. Top Cover Sensor CN208/2 Top cover open Shorted cannot be detected. 4-57 G190...
  • Page 168 Paper end is detected even if paper is Open placed in the paper tray. Paper End Sensor CN2072 Paper end is not detected even if there Shorted is no paper in the paper tray, causing a paper jam. G190 4-58...

  • Page 169: Blown Fuse Conditions

    No display. 6.3A/250V 6.3A/250V SC270 is displayed. 6.3A/250V 6.3A/250V SC270 is displayed. 4.5.2 IOB Fuse Rating Symptom when turning on the main switch SC270 is displayed. 3.15A Toners are not supplied. 3.15A Optional Paper Tray Unit does not work. 4-59 G190...

  • Page 170: Leds

    LEDs 4.6 LEDS No LEDs are used for this model (except for the Network Interface). G190 4-60...

  • Page 171: Service Tables

    LEDs SERVICE TABLES G190...

  • Page 173: Service Program Mode

    Check first with the user tools to see if there are any jobs stored with these features (Menu key - Sample Print, or Protected Print). Method 1: Turn the machine on while pressing the “On Line” key and “Escape” key together until G190...

  • Page 174: Accessing The Required Program

    “OK” key is not pressed. Exiting Service Mode Select “End” from the service mode main menu, then press the “OK” key. To make the settings effective, turn the main switch off and on after exiting service mode. G190...

  • Page 175: Remarks

    RS: Regular speed xxx HS: High speed xxx As shown in the following table, the process speed (mm/s) depends on the print mode (B&W or Color), resolution, and/or type of paper selected. Some SP mode settings depend on the process speed. G190...
  • Page 176 An asterisk (*) to the right hand side of the mode number column means that this mode is stored in the NVRAM (Engine and Printer Controller). If you do a RAM clear, this SP mode will be reset to the default value. “EGB”, “CTL” and “NV” indicate which NVRAM contains the data. G190...
  • Page 177 If “Alphanumeric” is written to the right of the bracket as shown above, the setting of the SP mode is displayed on the screen using alphanumeric characters instead of only numbers. However, the settings in the bracket in the SP mode table are explained by using only the numbers. G190...

  • Page 178: Bit Switch Programming

    The digit at the left [A] is bit 7 and the digit at the right [B] is bit 0. Push the "Escape" key one or more times until the menu “SP mode (Service)” is shown. Select “End” and push the OK key. G190...

  • Page 179: Service Mode Table

    Bit Switch 3 *CTL machine is changed to “1” 0: Disabled 1: Enabled Bit 3: PCL5e/GL2: pen # of PW 0: Normal 1: Patch Bit 4: Tray selecting 0: The tray is determined by auto tray selection 1: Like HP/SV G190...
  • Page 180 1003 003 Delete Program 1004 [Print Summary] Prints the service summary sheet (a summary 1004 001 Service Summary of all the controller settings). 1005 [Display Version] Displays the version of the controller 1005 001 Printer Version firmware. G190...
  • Page 181 (*) shows which mode is set. 00: *1200x1200Photo 1102 01: 600x600Text 02: 1200x1200Text 03: 1200x600Text 04: 600x600Photo 05: 1200x600Photo 1103 [PrnColorSheet] 1103 001 ToneCtlSheet Prints the test page to check the color balance before and after the gamma adjustment. 1103 002 ColorChart G190...
  • Page 182 *CTL 1104 064 Set Yellow 4 *CTL 1104 005 Set Black 5 *CTL 1104 025 Set Cyan 5 *CTL [0 to 255 / 80 / 1/step] 1104 045 Set Magenta 5 *CTL 1104 065 Set Yellow 5 *CTL G190 5-10...
  • Page 183 [0 to 255 / 160 / 1/step] 1104 050 Set Magenta 10 *CTL 1104 070 Set Yellow 10 *CTL 1104 011 Set Black 11 *CTL [0 to 255 / 176 / 1/step] 1104 031 Set Cyan 11 *CTL 1104 051 Set Magenta 11 *CTL 5-11 G190...
  • Page 184 Saves the print gamma (adjusted with the Gamma Adj.) as the new Current 1105 Setting. Before the machine stores the new “current setting”, it moves the data stored as the “current setting” to the “previous setting” memory-storage location. G190 5-12...
  • Page 185 Mode 1: Text 1108 002 Mode 2: Text 1108 003 Mode 1: Image 1108 004 Mode 2: Image 1108 005 Mode 1: Line 1108 006 Mode 2: Line 1108 007 Mode 1: Paint 1108 008 Mode 2: Paint 5-13 G190...

  • Page 186: Engine Service Mode

    Tray 3: Normal: RS *EGB [-10.0 to 10.0 / -3.0 / 0.1 mm/step] 1001 011 Tray 3: Thick *EGB [-10.0 to 10.0 / 1.5 / 0.1 mm/step] 1001 012 Tray 3: OHP *EGB [-10.0 to 10.0 / 0.0 / 0.1 mm/step] G190 5-14...
  • Page 187 [-10.0 to 10.0 / 1.5 / 0.1 mm/step] 1001 034 Tray 3: Normal 2: LS *EGB [-10.0 to 10.0 / 1.0 / 0.1 mm/step] 1001 035 Tray 3: Normal 2: RS *EGB [-10.0 to 10.0 / 1.0 / 0.1 mm/step] 5-15 G190...
  • Page 188 [-10.0 to 10.0 / 1.5 / 0.1 mm/step] 1001 053 Tray4:Thin:LS *EGB [-10.0 to 10.0 / 0.0 / 0.1 mm/step] 1001 054 Tray4:Thin:RS *EGB [-10.0 to 10.0 / 0.0 / 0.1 mm/step] 1001 055 Tray4:Special *EGB [-10.0 to 10.0 / 1.5 / 0.1 mm/step] G190 5-16...
  • Page 189 1003 006 Tray 2: Normal: RS *EGB 1003 007 Tray 2: Thick *EGB 1003 008 Tray 2: OHP *EGB 1003 009 Tray 3: Normal: LS *EGB 1003 010 Tray 3: Normal: RS *EGB 1003 011 Tray 3: Thick *EGB 5-17 G190...
  • Page 190 Tray 2: Normal 2: RS *EGB 1003 030 Tray 2: Thick 2 *EGB 1003 031 Tray 2: Thin: LS *EGB 1003 032 Tray 2: Thin: RS *EGB 1003 033 Tray 2: Special *EGB 1003 034 Tray 3: Normal 2: LS *EGB G190 5-18...
  • Page 191 *EGB 1003 052 Tray4:Thick2 *EGB 1003 053 Tray4:Thin:LS *EGB 1003 054 Tray4:Thin:RS *EGB 1003 055 Tray4:Special *EGB Sets the rear edge detection width for 1003 100 Detection Width *EGB duplex. [0.0 to 255 / 148 / 1.0 mm/step] 5-19 G190...
  • Page 192 Duplex: LS: Add *EGB Adjusts the duplex motor speed. [-4.00 to 4.00 / 0.0 / 0.01%/step] 1004 014 Duplex: RS: Add *EGB Adjusts the duplex motor speed. 1004 015 Duplex: LS *EGB [-4.00 to 4.00 / 0.41 / 0.01%/step] G190 5-20...
  • Page 193 Duplex: RS: Add: N2 *EGB 1004 035 Duplex: LS: N2 *EGB Adjusts the duplex motor speed. [-4.00 to 4.00 / -0.36 / 0.01%/step] 1004 036 Duplex: RS: N2 *EGB 1004 037 Reverse: LS: CW: N2 *EGB Adjusts the inverter motor speed. 5-21 G190...
  • Page 194 Adjusts the inverter motor speed. 1004 049 Reverse: LS: CW: TC *EGB [-4.00 to 4.00 / 0.6 / 0.01%/step] Adjusts the inverter motor speed. 1004 050 Rever.: LS: CCW: TC *EGB [-4.00 to 4.00 / 0.0 / 0.01%/step] G190 5-22...
  • Page 195 Adjusts the color OPC motor speed. 1004 060 OPC [CMY]: LS: SP *EGB [-4.00 to 4.00 / -1.35 / 0.01%/step] Adjusts the paper exit and fusing motor 1004 061 Fusing: LS: SP *EGB speed. [-4.00 to 4.00 / 0.6 / 0.01%/step] 5-23 G190...
  • Page 196 Adjusts the duplex motor speed. [-4.00 to 4.00 / -0.36 / 0.01%/step] 1004 078 Duplex: RS: Thin *EGB Adjusts the black development and DEV / OPC [K]: LS: 1004 079 *EGB OPC motor speed. [-4.00 to 4.00 / -1.35 / 0.01 %/step] G190 5-24...
  • Page 197 [0 to 255 / 30 / 1 sec/step] Adjusts the maximum waiting time for the target printing temperature of 1104 022 fusing unit. After this interval, printing will start if the temperature did not get to the target. 5-25 G190...
  • Page 198 1104 029 Adjusts the time for decreasing 1°C when the temperature decline to the target printing temperature. PreRot.Thre.Temp. *EGB [0 to 255 / 20 / 1 deg/step] 1104 030 Adjusts the threshold temperature for the added idling rotation. G190 5-26...
  • Page 199 [120 to 180 / 160 / 1 deg /step] 1105 037 N: Simple: [FC]: LS *EGB [120 to 180 / 145 / 1deg /step] 1105 039 N: Simple: [FC]: RS *EGB [120 to 180 / 160 / 1deg /step] 5-27 G190...
  • Page 200 [120 to 180 / 135 / 1deg /step] 1105 064 TN: Duplex: [FC] RS *EGB [120 to 180 / 150 / 1deg /step] 1105 065 SP1: Simple: [K] LS *EGB [120 to 180 / 165 / 1deg /step] G190 5-28...
  • Page 201 [Fusing JAM SC] Fusing JAM SC Setting Turns on or off the fusing jam SC to detect the three consecutive paper jams at fusing unit. 1159 001 Fusing JAM SC *EGB [0 or 1 / 0 / 1 /step] 0: OFF 1: ON 5-29 G190...
  • Page 202 Simple Temp. 3 *EGB reduction of SP1911-022 is done. [0 to 500 / 15 / 1 sheet/step] Adjusts the temperature reduction for 1911 021 Simple Temp. 1 *EGB one-sided printing. [0 to 200 / 2 / 1deg /step]] G190 5-30...
  • Page 203 [0 to 500 / 15 / 1 sheet/step] Keeps the temperature reduction for the time specified with this SP even the 1911 040 Dec.Tmp Keep Time *EGB process control interrupts the multiple printing job. [0 to 500 / 60 / 1 sec/step] 5-31 G190...
  • Page 204 [0 to 10 / 5 / 1 sec/step] Adjusts the time for extra rotation of the fusing unit rollers at the end of a job. 1912 007 If the fusing motor stops before the fusing lamp turns off, the temperature can become very high. G190 5-32...
  • Page 205 [0 or 1 / 1 / 1] LM: RotSpd. Select *EGB 0: OFF, 1: ON 1912 016 Turns on or off the rotation speed switching of the pre-rotation in LM condition. When the "ON" is set, pre-rotation speed is the one-third of normal speed. 5-33 G190...
  • Page 206 0: Not execute, 1: Execute 1916 001 Performs the nip width measurement. Prerotation Time *EGB [0 to 60 / 10 / 1 sec/step] 1916 002 Adjusts the rotation time of the fusing unit rollers before the nip measurement. G190 5-34...
  • Page 207 N1: L: Temp. Inc. *EGB paper 1 at low temperature. [0 to 30 / 10 / 1deg /step] Adjusts the rotation time increase at low 1917 006 L: Rotat. Time Inc. *EGB temperature. [0 to 120 / 0 / 1 sec/step] 5-35 G190...
  • Page 208 1 at low temperature. [0 to 30 / 10 / 1deg /step] Adjusts the temperature decrease for thick 1917 016 TC2: H: Temp. Dec. *EGB paper 2 at high temperature. [-50 to 0 / 0 / 1 sec/step] G190 5-36...
  • Page 209 GL:H:Temp. Inc. *EGB glossary paper at high temperature. [-50 to 0 / 0 / 1deg /step] Adjusts the temperature increase for 1917 025 GL:L:Temp. Inc. *EGB glossary paper at low temperature. [0 to 30 / 7 / 1deg /step] 5-37 G190...

  • Page 210: Sp2-Xxx (Drum)

    [K-C]: S Reg. 600 *EGB 2101 015 [K-Y]: S Reg. 600 *EGB [-128 to 127 / 0 / 1 line/step] 2101 016 [K-M]: S Reg. 1200 *EGB 2101 017 [K-C]: S Reg. 1200 *EGB 2101 018 [K-Y]: S Reg. 1200 *EGB G190 5-38...
  • Page 211 [-127 to 127 / 47 / 1 dot/step] Adds this value to the right edge erase 2103 004 Right Ed. Width *EGB margin position in the main scan direction. [-127 to 127 / 47 / 1 dot/step] 5-39 G190...
  • Page 212 2105 009 [K] 0: LS *EGB 2105 010 [M] 0: LS *EGB Adjusts the LD power at low speed. [10 to 200 / 100 / 1%/step] DFU 2105 011 [C] 0: LS *EGB 2105 012 [Y] 0: LS *EGB G190 5-40...
  • Page 213 Pro. Position Adj. adjustment. 2111 003 Skew Adjust. Performs the skew adjustment. 2111 004 ID S. Adjust. Tests the ID sensor. 2111 005 Area.Magni.Clr. Clears the area magnification setting. Displays the LD off check state. 2120 [LD Off Check] 5-41 G190...
  • Page 214 [0.00 to 5.00 / 0.00 / 0.01 volt/step] 2143 015 Max2: Right *EGB 2143 016 Min2: Left *EGB Displays the maximum 2 output from each sensor. 2143 017 Min2: Center *EGB [0.00 to 5.00 / 0.00 / 0.01 volt/step] 2143 018 Min2: Right *EGB G190 5-42...
  • Page 215 [M]: Area 3 *EGB 2150 016 [M]: Area 4 *EGB 2150 017 [M]: Area 5 *EGB 2150 018 [M]: Area 6 *EGB 2150 019 [M]: Area 7 *EGB 2150 020 [M]: Area 8 *EGB 2150 021 [M]: Area 9 *EGB 5-43 G190...
  • Page 216 [-127 to 127 / 0 / 1 sub-dot/step] 2150 039 [Y]: Area 3 *EGB 2150 040 [Y]: Area 4 *EGB 2150 041 [Y]: Area 5 *EGB 2150 042 [Y]: Area 6 *EGB 2150 043 [Y]: Area 7 *EGB 2150 044 [Y]: Area 8 *EGB G190 5-44...
  • Page 217 [0 to 1024 / 355 / 1 dot/step] 2151 014 [M]: Area 2 *EGB 2151 015 [M]: Area 3 *EGB [0 to 1024 / 472 / 1 dot/step] 2151 016 [M]: Area 4 *EGB 2151 017 [M]: Area 5 *EGB 5-45 G190...
  • Page 218 [Y]: Area 1 *EGB [0 to 1024 / 355 / 1 dot/step] 2151 038 [Y]: Area 2 *EGB 2151 039 [Y]: Area 3 *EGB [0 to 1024 / 472 / 1 dot/step] 2151 040 [Y]: Area 4 *EGB G190 5-46...
  • Page 219 *EGB 2152 014 [K]: Area 8 *EGB 2152 015 [K]: Area 9 *EGB 2152 016 [K]: Area 10 *EGB 2152 017 [M]: Area 0 *EGB [0.10 to 2.00 / 1.00 / 0.01/step] 2152 018 [M]: Area 1 *EGB 5-47 G190...
  • Page 220 *EGB 2152 037 [C]: Area 9 *EGB 2152 038 [C]: Area 10 *EGB 2152 039 [Y]: Area 0 *EGB [0.10 to 2.00 / 1.00 / 0.01/step] 2152 040 [Y]: Area 1 *EGB 2152 041 [Y]: Area 2 *EGB G190 5-48...
  • Page 221 [Y]: Area 4 *EGB 2152 044 [Y]: Area 5 *EGB 2152 045 [Y]: Area 6 *EGB 2152 046 [Y]: Area 7 *EGB 2152 047 [Y]: Area 8 *EGB 2152 048 [Y]: Area 9 *EGB 2152 049 [Y]: Area 10 *EGB 5-49 G190...
  • Page 222 Enables or disables the adjustment during printing. The adjustment is done if one of the conditions set with 2153 005 Cut In *EGB SP2153-012, -013 and –015 is satisfied. [0 or 1 / 1 / -] Alphanumeric 0: No, 1: Yes G190 5-50...
  • Page 223 [10 to 999 / 190 / 1 page/step] If the room temperature changes by this amount or more after the previous 2153 012 MUSIC Temp. *EGB adjustment was done, then the adjustment is done again. [2 to 30 / 5 / 1deg /step] 5-51 G190...
  • Page 224 [K]: S Cor.: 1200 *EGB [-256 to 256 / 0 / 1 line/step] 2181 011 [M]: Skew *EGB [-5000 to 5000 / 0 / 1µm /step] 2181 012 [M]: Bent *EGB 2181 013 [M]: M. Scan Erro. *EGB G190 5-52...
  • Page 225 [-15 to 15 / 0 / 1 sub-dot/step] 2181 037 [Y]: S Cor.: 600 *EGB [-127 to 127 / 0 / 1 line/step] 2181 038 [Y]: S Cor.: 1200 *EGB [-256 to 256 / 0 / 1 line/step] 5-53 G190...
  • Page 226 The following SPs display the skew adjustment values after the line position adjustment have been done. 2187 001 [K]:Skew Adj. *EGB 2187 002 [M]:Skew Adj. *EGB [-99 to 99 / 0 / 1 click/step] 2187 003 [C]:Skew Adj. *EGB 2187 004 [Y]:Skew Adj. *EGB G190 5-54...
  • Page 227 2202 001 RS: [K] *EGB [0 to 3000 / 2000 / 1 V/step] 2202 002 RS: [M] *EGB 2202 003 RS: [C] *EGB 2202 004 RS: [Y] *EGB 2202 006 LS: [K] *EGB 2202 007 LS: [M] *EGB 5-55 G190...
  • Page 228 Environ. : HH: [K] *EGB [0 to 255 / 204 / 1/step] 2204 002 Environ. : HH: [M] *EGB [0 to 255 / 196 / 1/step] 2204 003 Environ. : HH: [C] *EGB [0 to 255 / 197 / 1/step] G190 5-56...
  • Page 229 Environ. : LL: [M] *EGB [0 to 255 / 194 / 1/step] 2204 023 Environ. : LL: [C] *EGB [0 to 255 / 195 / 1/step] 2204 024 Environ. : LL: [Y] *EGB [0 to 255 / 190 / 1/step] 5-57 G190...
  • Page 230 [Manual Toner] Forced Toner Supply Execution 2251 001 Manually executes toner supply for each color. 2251 002 The toner supply procedure is done 2251 003 specified times with SP2252 (supplied for one second on and one second off). 2251 004 G190 5-58...
  • Page 231 0: LL, 1: ML, 2: MM, 3: MH, 4: HH 2303 [Envir. Correct.] Environment Correction Manually sets the environment. 2303 001 Manual Correct. *EGB [0 to 5 / 0 / 1/step] 0: OFF, 1: LL, 2: ML, 3: MM, 4: MH, 5: HH 5-59 G190...
  • Page 232 Process Cont. [C] *EGB [0 to 60 / 10.0 / 0.1 µA /step] Adjusts the transfer belt current at process 2314 014 Process Cont. [Y] *EGB control for [Y]. [0 to 60 / 13.0 / 0.1 µA /step] G190 5-60...
  • Page 233 2357 001 [FC/ K]: RS *EGB transfer belt. [0 to 60 / 17.0 / 0.1 µA /step] 2357 002 [FC/ M]: RS *EGB [0 to 60 / 15.0 / 0.1 µA /step] 2357 003 [FC/ C]: RS *EGB 5-61 G190...
  • Page 234 [0 to 4 / 2.0 / 0.1 -KV/step] [0 to 100 / 18.3/15.3 (NA/EU) / 0.1 -µA 2402 012 RS: 2nd: T. Roll2 *EGB /step] 2402 013 RS: 2nd: Separa. *EGB [0 to 4 / 2.0 / 0.1 -KV/step] G190 5-62...
  • Page 235 [0 to 4 / 2.0 / 0.1 -KV/step] [0 to 100 / 25.5/30.2 (NA/EU) / 0.1 -µA 2407 021 RS: 2nd: T. Roll2 *EGB /step] 2407 022 RS: 2nd: Separa. *EGB [0 to 4 / 2.0 / 0.1 -KV/step] 5-63 G190...
  • Page 236 (Paper Type, Edge) Paper Type -> N: Normal LE: Leading Edge 2422 002 T. Roll 2: N: LE *EGB [0 to 200 / 10 / 1 mm/step] 2422 003 Separation: N: LE *EGB [0 to 200 / 25 / 1 mm/step] G190 5-64...
  • Page 237 [Normal: [FC]: TE] Transfer roller current and discharge plate voltage for 2428 the trailing edge area of plain paper 1 in color mode 2428 003 Separation *EGB [0 to 400 / 100 / 5%/step] The value displayed on the LCD is 2428 007 T. Roll 2: 1st *EGB 5-65 G190...
  • Page 238 [0 to 4 / 2.0 / 0.1 -KV/step] [0 to 100 / 12.5/12.3 (NA/EU) / 0.1 -µA 2433 012 LS: 2nd: T. Roll 2 *EGB /step] 2433 013 LS: 2nd: Separa. *EGB [0 to 4 / 2.0 / 0.1 -KV/step] G190 5-66...
  • Page 239 [Normal2:[K]:LE] Transfer roller current and discharge plate voltage for the leading edge area of plain paper 2 in B/W mode 2451 Paper Side: 1st or 2nd Unit -> T.Roll2: Transfer roller, Separation: Discharge plate (paper separation) 2451 003 Separation *EGB [0 to 400 / 100 / 5%/step] 5-67 G190...
  • Page 240 [0 to 200 / 30 / 1 mm/step] [Normal2:[FC]:LE] Transfer roller current and discharge plate voltage for 2456 the leading edge area of plain paper 2 in color mode Paper Side: 1st or 2nd 2456 003 Separation *EGB [0 to 400 / 100 / 5%/step] G190 5-68...
  • Page 241 *EGB [0 to 4 / 2 / 0.1 -kV/step] 2463 012 LS: 2nd: T.Roll2 *EGB [0 to 100 / 20.0 / 0.1 -µA /step] 2463 013 LS: 2nd: Separa. *EGB [0 to 4 / 2 / 0.1 -kV/step] 5-69 G190...
  • Page 242 *EGB [0 to 4 / 2 / 0.1 -kV/step] 2472 012 RS: 2nd: T.Roll2 *EGB [0 to 100 / 13.0 / 0.1 -µA /step] 2472 013 RS: 2nd: Separa. *EGB [0 to 4 / 2 / 0.1 -kV/step] G190 5-70...
  • Page 243 [0 to 100 / 10.0 / 0.1 -µA/step] 2478 022 LS: 2nd: Separa. *EGB [0 to 4 / 2 / 0.1 -kV/step] [Spec1:[K]:TE] Transfer roller current and discharge plate voltage 2481 correction for the leading edge area of special paper 1 in B/W mode 5-71 G190...
  • Page 244 2486 007 RS: 1st: T.Roll2 *EGB [0 to 400 / 100 / 5%/step] The value displayed on the LCD is different from these SP's values. For 2486 012 RS: 2nd:Separa. *EGB example, "20%" on the LCD actually means 100%. G190 5-72...
  • Page 245 LS: 1st: T.Roll2 *EGB [0 to 400 / 100 / 5%/step] The value displayed on the LCD is different from these SP's values. For 2493 012 LS: 2nd: T.Roll2 *EGB example, "20%" on the LCD actually means 100%. 5-73 G190...
  • Page 246 *EGB [0 to 4 / 2.0 / 0.1 -KV/step] 2501 012 T. Roll 2: 2nd *EGB [0 to 100 / 12.3 / 0.1 -µA /step] 2501 013 Separation: 2nd *EGB [0 to 4 / 2.0 / 0.1 -KV/step] G190 5-74...
  • Page 247 [Thick: [K]: TE] Transfer roller current and discharge plate voltage 2523 correction for the trailing edge area of thick paper 1 in B/W mode Paper Side: 1st or 2nd 2523 003 Separation *EGB [0 to 400 / 100 / 5%/step] 5-75 G190...
  • Page 248 [0 to 400 / 100 / 5%/step] The value displayed on the LCD is 2528 007 T. Roll 2: 1st *EGB different from these SP's values. For example, "20%" on the LCD actually 2528 012 T. Roll 2: 2nd *EGB means 100%. G190 5-76...
  • Page 249 (Paper Type, Edge) Paper Type -> TC2: Thick 2, LE: Leading Edge 2552 002 T. Roll 2: TC2: LE *EGB [0 to 200 / 10 / 1 mm/step] 2552 003 Separa.: TC2: LE *EGB [0 to 200 / 25 / 1 mm/step] 5-77 G190...
  • Page 250 2 in color mode 2558 003 Separation *EGB [0 to 400 / 100 / 5%/step] The value displayed on the LCD is different from these SP's values. For 2558 007 Transfer Roller2 *EGB example, "20%" on the LCD actually means 100%. G190 5-78...
  • Page 251 1 in color mode [0 to 400 / 100 / 5%/step] The value displayed on the LCD is 2568 003 Separation *EGB different from these SP's values. For example, "20%" on the LCD actually means 100%. 5-79 G190...
  • Page 252 2 in color mode [0 to 400 / 100 / 5%/step] The value displayed on the LCD is 2578 003 Separation *EGB different from these SP's values. For example, "20%" on the LCD actually means 100%. G190 5-80...
  • Page 253 (Paper Type, Edge) Paper Type -> OHP, LE: Leading Edge 2622 002 T. Roll 2: OHP: LE *EGB [0 to 200 / 10 / 1 mm/step] 2622 003 Separa.: OHP: LE *EGB [0 to 200 / 25 / 1 mm/step] 5-81 G190...
  • Page 254 OHP in B/W mode 2628 002 Transfer Roller2 *EGB [0 to 400 / 100 / 5%/step] The value displayed on the LCD is different from these SP's values. For 2628 003 Separation *EGB example, "20%" on the LCD actually means 100%. G190 5-82...
  • Page 255 Adjusts the transfer roller current. 2636 013 Transfer Roller 2 *EGB [0 to 100 / 30.2/24.3 (NA/EU) / 0.1 -µA /step] Adjusts the discharge plate voltage. 2636 014 Separation *EGB [0 to 4 / 2.0 / 0.1 -KV/step] 5-83 G190...
  • Page 256 (Paper Type, Edge) Paper Type -> TN: Thin, LE: Leading Edge 2652 002 T. Roll 2: Thin: LE *EGB [0 to 200 / 10 / 1 mm/step] 2652 003 Separation: TN: LE *EGB [0 to 200 / 25 / 1 mm/step] G190 5-84...
  • Page 257 "40%" on the LCD actually means 200 %. [0 to 400 / 100 / 5%/step] The value displayed on the LCD is 2656 007 Transfer Roller2 *EGB different from these SP's values. For example, "20%" on the LCD actually means 100%. 5-85 G190...
  • Page 258 Adjusts the transfer roller current for 2nd 2751 021 T.Roll2:nd *EGB side. [0 to 100 / 10.0 / 0.1 -µA /step] Adjusts the discharge plate voltage for 2nd 2751 022 Separation: 2nd *EGB side. [0 to 4 / 2.0 / 0.1 -KV/step] G190 5-86...
  • Page 259 (Paper Type, Edge) Paper Type -> TN: Thin, TE: Trailing Edge 2772 002 T. Roll 2: Sp3: TE *EGB [0 to 200 / 10 / 1 mm/step] 2772 003 Separation: TN: TE *EGB [0 to 200 / 25 / 1 mm/step] 5-87 G190...
  • Page 260 [0 to 400 / 100 / 5%/step] The value displayed on the LCD is 2778 007 T.Roll 2: 1st *EGB different from these SP's values. For example, "20%" on the LCD actually 2778 012 T.Roll 2: 2nd *EGB means 100%. G190 5-88...
  • Page 261 MM: LS [FC]: 2nd *EGB [0 to 1275 / 350 / 5%/step] 2901 017 HH: RS [K]: 1st *EGB [0 to 1275 / 450 / 5%/step] 2901 018 HH: RS [K]: 2nd *EGB [0 to 1275 / 400 / 5%/step] 5-89 G190...
  • Page 262 MM: RS [K]: 2nd *EGB [0 to 1275 / 310/325 (NA/EU) / 5%/step] 2902 011 MM: RS [FC]: 1st *EGB [0 to 1275 / 150 / 5%/step] 2902 012 MM: RS [FC]: 2nd *EGB [0 to 1275 / 310 / 5%/step] G190 5-90...
  • Page 263 LL: RS [FC]: 2nd *EGB [0 to 1275 / 185 / 5%/step] 2903 005 LL: LS [K]: 1st *EGB [0 to 1275 / 135 / 5%/step] 2903 006 LL: LS [K]: 2nd *EGB [0 to 1275 / 175 / 5%/step] 5-91 G190...
  • Page 264 HH: LS [K]: 2nd *EGB [0 to 1275 / 540/535 (NA/EU) / 5%/step] 2903 023 HH: LS [FC]: 1st *EGB [0 to 1275 / 290 / 5%/step] 2903 024 HH: LS [FC]: 2nd *EGB [0 to 1275 / 335 / 5%/step] G190 5-92...
  • Page 265 MM: LS [FC]: 2nd *EGB [0 to 1275 / 350 / 5%/step] 2904 017 HH: RS [K]: 1st *EGB [0 to 1275 / 455 / 5%/step] 2904 018 HH: RS [K]: 2nd *EGB [0 to 1275 / 400 / 5%/step] 5-93 G190...
  • Page 266 2905 010 HH: RS [FC] *EGB [0 to 1275 / 165 / 5%/step] 2905 011 HH: LS [K] *EGB [0 to 1275 / 350 / 5%/step] 2905 012 HH: LS [FC] *EGB [0 to 1275 / 290 / 5%/step] G190 5-94...
  • Page 267 LS: Low Speed, RS: Regular Speed, Paper Side: 1st or 2nd 2907 The value displayed on the LCD is different from these SP's values. For example, "20%" on the LCD actually means 100%. 2907 001 LL: LS [K]: 1st *EGB [0 to 1275 / 150 / 5%/step] 5-95 G190...
  • Page 268 MM: LS [K]: 1st *EGB [0 to 1275 / 265 / 5%/step] 2908 006 MM: LS [K]: 2nd *EGB [0 to 1275 / 500 / 5%/step] 2908 007 MM: LS [FC]: 1st *EGB [0 to 1275 / 200 / 5%/step] G190 5-96...
  • Page 269 The value displayed on the LCD is different from these SP's values. For example, "20%" on the LCD actually means 100%. 2910 001 LL: LS [K] *EGB [0 to 1275 / 205 / 5%/step] 2910 002 LL: LS [FC] *EGB [0 to 1275 / 165 / 5%/step] 5-97 G190...
  • Page 270 2911 104 MM: LS: [FC] *EGB [0 to 1275 / 270 / 5%/step] 2911 105 HH: LS: [K] *EGB [0 to 1275 / 320 / 5%/step] 2911 106 HH: LS: [FC] *EGB [0 to 1275 / 270 / 5%/step] G190 5-98...
  • Page 271 Paper width between A5 and A6 (Environment, Process Speed, [Color]) LS: Low Speed, RS: Regular 2913 Speed The value displayed on the LCD is different from these SP's values. For example, "20%" on the LCD actually means 100%. 5-99 G190...
  • Page 272 HH: LS [K]: 1st *EGB [0 to 1275 / 350 / 5%/step] 2913 022 HH: LS [K]: 2nd *EGB [0 to 1275 / 455 / 5%/step] 2913 023 HH: LS [FC]: 1st *EGB [0 to 1275 / 290 / 5%/step] G190 5-100...
  • Page 273 MM: LS [FC]: 1st *EGB [0 to 1275 / 295 / 5%/step] 2914 016 MM: LS [FC]: 2nd *EGB [0 to 1275 / 350 / 5%/step] 2914 017 HH: RS [K]: 1st *EGB [0 to 1275 / 455 / 5%/step] 5-101 G190...
  • Page 274 MM: RS [K]: 1st *EGB [0 to 1275 / 130 / 5%/step] 2915 010 MM: RS [K]: 2nd *EGB [0 to 1275 / 265 / 5%/step] 2915 011 MM: RS [FC]: 1st *EGB [0 to 1275 / 125 / 5%/step] G190 5-102...
  • Page 275 LL: RS [FC]: 1st *EGB [0 to 1275 / 130 / 5%/step] 2916 004 LL: RS [FC]: 2nd *EGB [0 to 1275 / 185 / 5%/step] 2916 005 LL: LS [K]: 1st *EGB [0 to 1275 / 165 / 5%/step] 5-103 G190...
  • Page 276 [S: HH SP: 1st] Smaller than A5 HH Special paper, 1st side 2920 001 T2 Switch Timing *EGB [0 to 200 / 15 / 1 mm/step] [0 to 1275 / 20 / 5%/step] 2920 002 T2 Correction *EGB The value displayed on the LCD is G190 5-104...
  • Page 277 Normal: LS: [FC] *EGB 2930 005 Normal 2: RS: [K] *EGB 2930 006 Normal 2: RS: [FC] *EGB 2930 007 Normal 2: LS: [K] *EGB 2930 008 Normal 2: LS: [FC] *EGB 2930 009 Thin: RS: [K] *EGB 5-105 G190...
  • Page 278 The value displayed on the LCD is different from these SP's values. For example, "20%" on the LCD actually means 100%. 2939 001 RS [K]: 1st *EGB [0 to 1275 / 80 / 5%/step] 2939 002 RS [K]: 2nd *EGB [0 to 1275 / 90 / 5%/step] G190 5-106...
  • Page 279 [0 to 1275 / 90 / 5%/step] [T2:ML:GL2] Transfer Roller Current: Correction for Humidity, ML Environment, Glossary paper2, 2949 (Process Speed, [Color]) LS: Low Speed, RS: Regular Speed The value displayed on the LCD is different from these SP's 5-107 G190...
  • Page 280 [0 to 1275 / 110 / 5%/step] 2958 007 LS [FC]: 1st *EGB [0 to 1275 / 120 / 5%/step] 2958 008 LS [FC]: 2nd *EGB [0 to 1275 / 120 / 5%/step] 2959 [T2:MH:GL2] Transfer Roller Current: Correction for Humidity, MH G190 5-108...
  • Page 281 2968 005 LS [K]: 1st *EGB [0 to 1275 / 120 / 5%/step] 2968 006 LS [K]: 2nd *EGB [0 to 1275 / 120 / 5%/step] 2968 007 LS [FC]: 1st *EGB [0 to 1275 / 140 / 5%/step] 5-109 G190...
  • Page 282 [0 to 100 / 100 / 1%/step] 2971 004 MM/2nd *EGB [0 to 100 / 60 / 1%/step] 2971 005 HH/1st *EGB [0 to 100 / 100 / 1%/step] 2971 006 HH/2nd *EGB [0 to 100 / 65 / 1%/step] G190 5-110...

  • Page 283: Sp3-Xxx (Process)

    [Vtref Current] Current Vtref Display ([Color]) 3003 001 *EGB 3003 002 *EGB Displays the current Vtref for each color. [0.00 to 5.00 / 3.00 / 0.01 V/step] 3003 003 *EGB 3003 004 *EGB [Vtref Initial] Initial Vtref Display ([Color]) 5-111 G190...
  • Page 284 Adjusts the Vt shift rate for each color. [0.00 to 5.00 / 0.90 / 0.01 V/step] 3021 003 *EGB 3021 004 *EGB 3032 [Vcnt Response] DFU 3032 001 *EGB Adjusts the Vcnt correction coefficient for each color. 3032 002 *EGB G190 5-112...
  • Page 285 [0 or 1 / 0 / -] Alphanumeric 0: On, 1: Off 3042 002 Step [K] *EGB Adjusts the Vtref correction step for each color. 3042 003 Step [M] *EGB [0.00 to 1.00 / 0.10 / 0.01 V/step] 3042 004 Step [C] *EGB 5-113 G190...
  • Page 286 3051 006 High Vt Thr.:[M] *EGB Sets the threshold of the upper limit Vt voltage for each color. 3051 007 High Vt Thr.:[C] *EGB [0.10 to 5.00 / 3.00 / 0.01 V/step] 3051 008 High Vt Thr.:[Y] *EGB G190 5-114...
  • Page 287 Adjusts the change amount of toner at the 3104 002 m/a Corr.Step:[M] *EGB density change rate of the ID sensor pattern. 3104 003 m/a Corr.Step:[C] *EGB [0 to 0.250 / 0.015 / 0.001 mg/cm /step] 3104 004 m/a Corr.Step:[Y] *EGB 5-115 G190...
  • Page 288 3141 001 *EGB Displays the Vmin voltage for each color. [0.00 to 5.00 / 0.00 / 0.01 V/step] 3141 005 [Cl] *EGB 3142 [Kx Display] Displays the minimum Kx. 3142 001 *EGB [0.0000 to 1.0000 / 0.0000 / 0.0001/step] G190 5-116...
  • Page 289 [0.0000 to 1.0000 / 0.0500 / 0.0001/step] 3147 [K5] 3147 001 Upper Limit *EGB Adjusts the upper limit. [0.0000 to 5.0000 / 2.5000 / 0.0001/step] 3147 002 Lower Limit *EGB Adjusts the lower limit. [0.0000 to 5.0000 / 0.7500 / 0.0001/step] 5-117 G190...
  • Page 290 3161 003 Target Value: [C] *EGB [0 to 100 / 50 / 1%/step] 3161 004 Target Value: [Y] *EGB 3161 005 Target Switch *EGB [0 or 1 / 0 / - ] Not used G190 5-118...
  • Page 291 3301 002 *EGB [0 to 3 / 3 / 1/step] 0: Fixed, 1: Coefficient (Pixel), 3301 003 *EGB 2: Coefficient (TD sensor), 3: Hybrid See ‘Detailed Section Descriptions – 3301 004 *EGB Process Control – Toner Near-end/Toner End Detection’ 5-119 G190...
  • Page 292 Lower Limit: [K] *EGB Adjusts the lower limit of toner supply rate 3304 006 Lower Limit: [M] *EGB for each mode. 3304 007 Lower Limit: [C] *EGB [0 to 800/ 100 / 10 msec/step] 3304 008 Lower Limit: [Y] *EGB G190 5-120...
  • Page 293 Coefficient 4: [K] *EGB Adjusts the time of the toner supply in 3306 014 Coefficient 4: [M] *EGB hybrid control mode. 3306 015 Coefficient 4: [C] *EGB [0.10 to 5.00 / 0.1 / 0.01/step] 3306 016 Coefficient 4: [Y] *EGB 5-121 G190...
  • Page 294 Sets the method of the process control. [0 to 3 / 0 / 1/step] 3501 001 ON/ OFF *EGB 0: Auto, 1: Fixed 2: Auto + LS, 3: Auto (Table fixed) Do not use settings 2 and 3. G190 5-122...
  • Page 295 [DEV.Potential] Development Potential Setting ([Color]) 3523 001 MIN [K] *EGB Adjusts the minimum development bias for 3523 002 MIN [M] *EGB each color. 3523 003 MIN [C] *EGB [1 to 800 / 150 / 1 V/step] 3523 004 MIN [Y] *EGB 5-123 G190...
  • Page 296 In the middle of a job, printing stops and process control is done if the number of pages in the job gets to this number. 3551 006 Job End 3: [Cl] *EGB [0 to 2000 / 500 / 1 page/step] G190 5-124...
  • Page 297 Waiting time for the next job command after job end. If the next job command comes before this interval expires, the "JOB END 3555 001 *EGB 1" process control is not done. (SP3551 001 and 002) [0 to 30 / 0 / 1 /sec] 5-125 G190...
  • Page 298 [0 to 100 / 10 / 1 time/step] 3561 [Dev g Display] Development gamma Display ([Color]) 3561 001 *EGB Displays the development gamma 3561 002 *EGB measured during the process control self-check. 3561 003 *EGB [0.00 to 5.00 / 0.00 / 0.01/step] 3561 004 *EGB G190 5-126...
  • Page 299 (Process Speed,[Color]) RS: Regular speed, LS: Low speed 3575 001 RS: [K] *EGB Displays the current Vb value for each mode. 3575 002 RS: [M] *EGB [0 to 800 / 350 / 1 V/step] 3575 003 RS: [C] *EGB 3575 004 RS: [Y] *EGB 5-127 G190...
  • Page 300 3576 005 DC: LS: [K] *EGB [0 to 999 / 585 / 1 V/step] 3576 006 DC: LS: [M] *EGB 3576 007 DC: LS: [C] *EGB 3576 008 DC: LS: [Y] *EGB G190 5-128...
  • Page 301 *EGB 3581 004 LD: RS: [Y] *EGB [10 to 200 / 100 / 1%/step] 3581 005 LD: LS: [K] *EGB 3581 006 LD: LS: [M] *EGB 3581 007 LD: LS: [C] *EGB 3581 008 LD: LS: [Y] *EGB 5-129 G190...
  • Page 302 *EGB 3602 004 SupplySet: [Y] *EGB [Dev. Setup] Developer Initialization Setting DFU 3606 Specifies the maximum times of developer initialization to adjust the proper toner density. 3606 001 Repeat *EGB [1 to 20 / 5 / 1 /step] G190 5-130...
  • Page 303 *EGB [1 to 800 / 220 / 1 V/step] 3612 003 Normal: [Y] *EGB 3612 004 Normal:[K] *EGB 3612 005 Low Vt: [K] *EGB [1 to 800 / 250 / 1 V/step] 3612 006 Low Vt: [M] *EGB 5-131 G190...
  • Page 304 [0 to 1 / 0 / -] 3701 001 Low Resolution *EGB 0: Off, 1: On 3701 002 Threshold: [K] *EGB 3701 003 Threshold: [M] *EGB [0 to 100 / 1 / 1%/step] 3701 004 Threshold: [C] *EGB 3701 005 Threshold: [Y] *EGB G190 5-132...
  • Page 305 3731 003 *EGB Value: pixel 3731 004 *EGB 3741 [Thr.SplyMthod] 3741 001 [Bk] *EGB Adjusts the threshold for low coverage 3741 002 *EGB printing. 3741 003 *EGB [0 to 255 / 1 / 1%/step] 3741 004 *EGB 5-133 G190...
  • Page 306 3801 005 3801 006 3811 [Developer] Developer Initialization 3811 001 Initializes all the developers. 3820 [Process Cont.] Process Control Executes the process control. Press the Enter key to execute the 3820 001 initialization after the machine asks "Execute?" G190 5-134...
  • Page 307 3821 005 *EGB The ten most recent ones are shown. 3821 001 is the most recent. 3821 006 *EGB See ‘Troubleshooting – Process Control 3821 007 *EGB Results’. 3821 008 *EGB 3821 009 *EGB 3821 010 *EGB 5-135 G190...

  • Page 308: Sp5-Xxx (Mode)

    [Refill Toner Disp] Toner Refill Display Enable or disable the warning display when you install a toner bottle that was refilled by 5051 001 Refill Toner Disp *CTL third party venders. [0 or 1 / 0 / -] 0: Enable, 1: Disable G190 5-136...
  • Page 309 0: Off, 1: On 5302 [Set Time] Adjusts the RTC (real time clock) time setting for the local time zone. 5302 002 Time difference *CTL# [-1440 to 1440 / NA, EU, CH / 1 minute/step] NA: -300, EU: 60, CH: 480 5-137 G190...
  • Page 310 4th digit: The day of the week. [0 to 6 = Sunday to Saturday] 5th and 6th digits: The hour. [00 to 23] The 7th and 8 digits must be set to "00". The digits are counted from the left. Make sure that SP5-307-1 is set to "1". G190 5-138...
  • Page 311 The alert is sent to the e-mail address that is specified for the system administrator 5501 001 Printout *CTL using a browser and the built-in web server (Web Image Monitor). 0: Disables the PM alarm When SP5-866-001 is set to "1", this SP is enabled. 5-139 G190...
  • Page 312 1: 1.5K, 2: 3K, 3: 6K The alert is sent to the e-mail address that is specified for the system administrator using a browser and the built-in web server (Web Image Monitor). When SP5-866-001 is set to "1", this SP is enabled. G190 5-140...
  • Page 313 0: Disables the PM alarm The alert is sent to the e-mail address that is specified for the system administrator using a browser and the built-in web server (Web Image Monitor). When SP5-866-001 is set to "1", this SP is enabled. 5-141 G190...
  • Page 314 The alert is sent to the e-mail address that 5507 166 Interval: LT *CTL is specified for the system administrator using a browser and the built-in web server (Web Image Monitor). 5507 172 Interval: HLT *CTL When SP5-866-001 is set to "1", this SP is enabled. G190 5-142...
  • Page 315 [0 or 1 / 0 / - ] 0: OFF, 1: ON This SP activates the supply management 5515 011 Supply Managemen *CTL call. [0 or 1 / 0 / - ] 0: OFF, 1: ON 5-143 G190...
  • Page 316 5801 016 MIRS Setting Resets or deletes the MIRS-related data. 5801 017 Resets or deletes the CSS-related data. FA 5801 018 SRM Memory Clr Resets or deletes the SRM-related data. 5801 019 Resets or deletes the LCS-related data. G190 5-144...
  • Page 317 See ‘Output Check Table’ 5808 [Destination] Destination Code Display Displays the destination code. [0 to 4 / 0 / 1/step] Alphanumeric 5808 001 Destin. Code Disp *EGB 0: DOM (Japan), 1: OTHER, 2: ASIA 3: ERP (Europe). 4: USA 5-145 G190...
  • Page 318 Counter List, which can be printed with the user’s "Counter" menu if 5812 002 Facsimile *CTL the Meter Charge mode is selected with SP5-930-1. This can be up to 19 characters (both numbers and alphabetic characters can be input). G190 5-146...
  • Page 319 [1 to 90 / 10 / 1 second/step] Sets the timeout counter for writing 5816 009 RCG Write Timeout *CTL processing. [0 to 100 / 60 / 1 second/step] 5816 010 RCG Read Timeout *CTL Sets the timeout counter for reading 5-147 G190...
  • Page 320 1: Dial-up connection NotiTime ExpTime *CTL 5816 061 Proximity of the expiration of the certification. HTTP Proxy use *CTL 5816 062 This SP setting determines if the proxy server is used when the machine communicates with the service center. G190 5-148...
  • Page 321 This SP sets the HTTP proxy certification password. 5816 066 The length of the name is limited to 31 characters. Any character beyond the 31st character is ignored. This name is customer information and is not printed in the SMC report. 5-149 G190...
  • Page 322 The certification update request has been received from the GW URL, the GW URL was notified of the results of the update after it was completed, but an certification error has been received, and the rescue certification is being recorded. G190 5-150...
  • Page 323 The ID of the request for certification. Firm Updating *CTL 5816 083 Displays the status of the firmware update. Firm UpFlg NoHDD *CTL 5816 084 This setting determines if the firmware can be updated, even without the HDD installed. 5-151 G190...
  • Page 324 Displays serial number for the NRS certification. Asterisks () indicate that no DESS exists. CERT: Issuer *CTL 5816 092 Displays the common name of the issuer of the NRS certification. CN = the following 30 bytes. Asteriskes () indicate that no DESS exists. G190 5-152...
  • Page 325 Executes the inquiry request to the NRS GW URL. Instl: Ref Rslt *CTL Displays a number that indicates the result of the inquiry executed with SP5816-203. 5816 204 0: Succeeded 1: Inquiry number error 2: Registration in progress 5-153 G190...
  • Page 326 0: Succeeded 2: Registration in progress 3: Proxy error (proxy enabled) 5816 207 4: Proxy error (proxy disabled) 5: Proxy error (Illegal user name or password) 6: Communication error 7: Certification update error 8: Other error 9: Registration executing G190 5-154...
  • Page 327 Database out of service -2390 Program out of service -2391 Two registrations for same device -2392 Parameter error -2393 Basil not managed -2394 Device not managed -2395 Box ID for Basil is illegal -2396 Device ID for Basil is illegal 5-155 G190...
  • Page 328 5824 001 NVRAM Upload for counters and the serial number) from the NVRAM to an SD card. 5825 [NVRAM Download] Downloads the UP and SP mode data from 5825 001 NVRAM Download an SD card to the NVRAM. G190 5-156...
  • Page 329 Switches job spooling off or on and enables settings for job spooling protocols. [0 or 1 / 1 / 1/step] 0: Off, 1: On 5828 069 Job Spool (Protocol) *CTL Bit switches: Bit 0: LPR Bit 1: FPT Bit 2: IPP 5-157 G190...
  • Page 330 Displays the IPv6 gateway address for the 5828 158 IPv6 Gateway Add wireless LAN or Ethernet. 5832 [HDD] HDD Initialization Prepares the hard disk. Use this SP mode 5832 001 only when there is a hard disk error. G190 5-158...
  • Page 331 [0 or 1 / 1 /-] 5839 011 Logout *CTL 0: Off, 1: On [0 or 1 / 0 /-] 5839 012 Login *CTL 0: Off, 1: On 5839 013 Login MAX *CTL [0 to 63 / 8 / 1/step] 5-159 G190...
  • Page 332 Transmission Speed *CTL 0 x 0D - 12M Fix 0 x 0B - 9M Fix 0 x 0A - 6M Fix 0 x 07 - 11M Fix 0 x 05 - 5.5M Fix 0 x 08 - 1M Fix G190 5-160...
  • Page 333 Selects the debug level for WPA authentication application. 5804 045 WPA Debug Lvl *CTL [1 to 3 / 3 / 1] 1: Info, 2: warning, 3: error This SP is displayed only when the IEEE802.11 card is installed. 5-161 G190...
  • Page 334 7, 0: Not printed, 1: Printed Bit 7: MSB related application Selects the stamp type for the log of Net File Application Analysis. Bit switches: 5842 002 Setting 2 *CTL Bit 0 to 6: Not used. Bit 7 0: Minute/second/micro second 1: Date/hour/minute/second G190 5-162...
  • Page 335 (This causes multiple errors, of course.) With this SP off, the machine will stop communicating with the network if the settings are wrong. This reduces the amount of 5-163 G190...
  • Page 336 (local, delivery, LDAP) and restores these settings to their default values. Use this SP to initial the account information (user codes and passwords) for system managers and users as well. Ini Local AddrB *CTL 5846 047 Clears the local address book information, including the user code. G190 5-164...
  • Page 337 [0 to 32 / 0 / 1 /step] Use this SP to set the conditions for password entry to access the local 5846 062 address book. Specifically, this SP limits the password entry to upper case and sets the length of the password. 5-165 G190...
  • Page 338 Encryption Stat *CTL [0 to 255 / - / 1 /step] No default 5846 094 Shows the status of the encryption function of the address book on the LDAP server. G190 5-166...
  • Page 339 Specifies the interval of transmitting log information. This SP is activated only when the SP5848-217 is set to "2". 5848 217 Timing *CTL [0 to 2 / 0 / 1 /step] Selects the method for transmitting log information. 0: Transmitting OFF, 1: Always Transmitting, 2: Interval Transmitting 5-167 G190...
  • Page 340 [0 or 1 / 0 / -] 0: Public, 1: Private 5856 [Remote ROM Update] Allows the technician to update the firmware using a parallel cable. 5856 002 Local Port [0 or 1 / 0 / 1/step] 0: Disable, 1: Enable G190 5-168...
  • Page 341 This procedure can use much time. The 5857 017 Make SD Debug File *CTL user can switch off the main power switch before the log is written in the file. To 5-169 G190...
  • Page 342 Sets the SC code whose logs are collected. 5858 003 Any SC *CTL [00000 to 65535 / 0 / 1/step] Collects debug logs when a paper jam occurs. 5858 004 *CTL [0 or 1 / 0 / 1/step] 0: OFF, 1: ON G190 5-170...
  • Page 343 SMTP Auth Encryp *CTL [0 to 2 / 0 / 1/step] 0: Automatic, 1: Not encrypt, 2: Encrypt Enables or disables the authentication that 5860 007 POP before SMTP *CTL is executed on the POP server before the 5-171 G190...
  • Page 344 [2 to 1440 / 3 / 1 minute/step] Sets the way of keeping the e-mail in the server. [0 to 2 / 0 / 1/step] 5860 019 Mail Keep Setting *CTL 0: Not keeping 1: Keeping All 2: Keeping the only error e-mail G190 5-172...
  • Page 345 Bit switch 4 - 7: Not used Selects the MIME header type of an E-mail sent by S/MIME. S/MIVE: MIME [0 to 2 / 0 / 1] 5860 026 *CTL Header Setting 0: Microsoft Outlook Express standard 1: Internet Draft standard 2: RFC standard 5-173 G190...
  • Page 346 NRS) in the memory. Initializes the authentication data in the 5870 003 Initialize *CTL memory. 5873 [SD Card Appli Move] 5873 001 Move Exec See ‘SD Card Appli Move’. 5873 002 Undo Exec See ‘SD Card Appli Move’. G190 5-174...
  • Page 347 Touch [Execute] in the message when you are prompted. [Personal Information Protect] Selects the protection level for logs. 5888* [0 to 1 / 0 / 1} 0: No authentication, No protection for logs 1: No authentication, Protected logs (only an administrator can see the logs) 5-175 G190...
  • Page 348 Service Mode Table Rev. 04/23/2008 5907 [Plug/ Play] Plug/Play Name Selection ⇒ [0 to 6 / 0 / 1 / step] 0: Ricoh, Aficio SP C420DN 1: SAVIN, CLP131DN 2: Gestetner, SP C420DN 5907 001 *CTL 3: NRG, SP C420DN...
  • Page 349 Displays or does not display the end display for the fusing unit. This SP is activated only 5930 016 Fusing Unit. *EGB when the SP5930-001 is set to "1". [0 or 1 / 0 / -] 0: OFF, 1: ON 5-177 G190...
  • Page 350 Logging Data logs. 5990 005 Diagnosic Report Prints the Self-Diagnostic Report. Prints an SMC report on the SPs that have 5990 006 Non-Default settings, which are different from the defaults. 5990 007 NIB Summary Prints the network configuration report. G190 5-178...

  • Page 351: Sp7-Xxx (Data Log)

    Latest 7 *CTL 7403 009 Latest 8 *CTL 7403 010 Latest 9 *CTL 7502 [Counter Paper Jam] Displays the total number of jams detected. 7502 001 Counter Paper Jam *CTL [0 to 9999 / 0 / 1 sheet/step] 5-179 G190...
  • Page 352 *CTL 7504 018 Bank Paper feed2 *CTL 7504 061 Regist: Stay *CTL Registration Sensor does not get "OFF" 7504 063 Exit: Stay *CTL Paper Exit Sensor does not get "OFF". 7504 065 Inverter (F): Stay *CTL Duplex: OFF G190 5-180...
  • Page 353 Displays the number of jams according to the paper size. 7506 142 B5 SEF *CTL [0 to 9999 / 0 / 1 sheet/step] 7506 164 LG SEF *CTL 7506 166 LT SEF *CTL 7506 172 HLT SEF *CTL 7506 255 Others *CTL 5-181 G190...
  • Page 354 7507 008 Latest 7 *CTL 7507 009 Latest 8 *CTL 7507 010 Latest 9 *CTL 7801 [Memory/Version/PN] Memory Version and Part Number Display Displays the part number and version of all 7801 250 Memory/Version/PN *CTL ROMs in the machine. G190 5-182...
  • Page 355 R: PCU: [Y] *EGB automatically detects that the new unit is installed. Then, the current PM counter 7803 025 R: Trans Belt Unit *EGB value is automatically moved to the PM 7803 026 R: T. Roll 2 *EGB 5-183 G190...
  • Page 356 [0 to 999 / 0 / 1 rotation%/step] 7803 050 PCU Life: [K] *EGB Displays the PCU unit life. [-999 to 999 / 100 / 1/step] 7803 051 PCU Life: [Col] *EGB 7803 052 reserved *EGB 7803 053 reserved *EGB G190 5-184...
  • Page 357 Transfer Roller 2 is reset to "0". 7804 011 Fusing Unit 7804 012 S: By-pass 7804 013 S: Tray 1 7804 014 S: Tray 2 7804 015 S: Tray 3 7804 017 S: Toner: [K] 7804 018 S: Toner: [M] 5-185 G190...
  • Page 358 Service Mode Table 7804 019 S: Toner: [C] 7804 020 S: Toner: [Y] 7804 021 Toner Supply: [K] 7804 022 Toner Supply: [M] 7804 023 Toner Supply: [C] 7804 024 Toner Supply: [Y] 7804 025 S: Tray 4 7804 050 G190 5-186...
  • Page 359 SC/ Jam Counter Clears the all counters related to SC codes 7807 001 Reset and paper jams. 7810 [Engine Cnt Reset] Engine Counter Reset Clears the all Engine counters other than 7810 001 All Clear the total counter (SP7812). 5-187 G190...
  • Page 360 7815 008 S: By-pass previous unit counter of the Paper pick up roller at by-pass. Clears the replacement counter and the 7815 009 S: Tray 1 previous unit counter of the Paper pick up roller at tray 1. G190 5-188...
  • Page 361 7815 032 Toner: [Y] previous unit counter of the yellow toner bottle Clears the all replacement and the 7815 100 previous unit counters. 7817 [Rep Cnter Reset] Replacement Counter Reset 7817 100 All Clear Clears the all adjustment counters. 5-189 G190...
  • Page 362 7832 001 Display-Self-Diag scroll the return codes, press the up-arrow key or the down-arrow key. 7834 [Cov. Counter] Coverage Counter 7834 255 All Clear Clears the all coverage counters. 7836 [Resident Memory] 7836 001 Shows the total storage size. G190 5-190...
  • Page 363 [0 to 9999999 / 0 / 1/step] 7853 012 S: By-pass *EGB 7853 013 S: Tray 1 *EGB 7853 014 S: Tray 2 *EGB 7853 015 S: Tray 3 *EGB 7853 016 S: Tray 4 *EGB 7853 028 Waste Toner *EGB 5-191 G190...
  • Page 364 [Assert Info] 7901 001 File Name *CTL Records the location where a problem is detected in the program. The data stored in 7901 002 Number of Lines *CTL this SP is used for problem analysis. 7901 003 Location *CTL G190 5-192...
  • Page 365 7906 028 Toner Supply: [C] *EGB [0 to 9999999 / 0 / 1/step] 7906 029 Toner Supply: [Y] *EGB 7906 030 R%: PCU: [K] *EGB Displays the value given by the following formula: 7906 031 R%: PCU: [M] *EGB 5-193 G190...
  • Page 366 Production ID *EGB Displays the information number for each 7931 006 Color ID *EGB category. 7931 007 Maintenance ID *EGB 7931 008 *EGB 7931 009 Recycle Count *EGB 7931 010 Prod. Date *EGB 7931 011 Serial No. *EGB G190 5-194...
  • Page 367 *EGB Displays the information number for each category. 7932 002 Cartridge Ver *EGB 7932 003 Brand ID *EGB 7932 004 Area ID *EGB 7932 005 Production ID *EGB 7932 006 Color ID *EGB 7932 007 Maintenance ID *EGB 5-195 G190...
  • Page 368 7932 019 Near End *EGB [0 to 3 / 0 / 1/step] Displays the date of the install the toner 7932 020 Install Date *EGB bottle. 7932 021 Toner End Date *EGB Displays the date of the toner end. G190 5-196...
  • Page 369 7933 017 E: Total Counter *EGB Displays the total number of sheets when detecting the toner end for the b/w mode or the full color mode. 7933 018 E: Color Counter *EGB [0 to 9999999 / 0 / 1/step] 5-197 G190...
  • Page 370 *EGB 7934 010 Prod. Date *EGB 7934 011 Serial No. *EGB Displays the remaining toner rate. 7934 012 Remaining Toner *EGB [0 to 100 / 100 / 1%/step] 7934 013 Toner End *EGB Displays the toner end record. G190 5-198...
  • Page 371 R: Trans. Belt *EGB [0 to 500.00 / 106.32 / 0.01 Km/step] 7935 005 S: Fusing *EGB [0 to 255 / 100 / 1 K/step] 7935 006 R: Fusing *EGB [0 to 200.00 / 170.54 / 0.01 Km/step] 5-199 G190...
  • Page 372 SP3251-001 to -004 SP3303-001 to -004 SP3821-001 to -010 SP7931-001 to -021 SP7932-001 to -021 SP7933-001 to -021 7936 001 SP7934-001 to -021 SP9001-001 to -024 SP9001-029 to -032 SP9001-059 to -061 SP9001-075 to -077 SP9901-001, 002 SP9914-005 to -006 G190 5-200...
  • Page 373 Displays the total counter of the one before 7941 009 Total Count *EGB the second previous bottle. [TonerLog4 [K]] Displays the serial number of the third 7941 010 *EGB previous bottle. Displays the installed date of the third 7941 011 Installed Date *EGB previous bottle. 5-201 G190...
  • Page 374 Installed Date *EGB the previous bottle. Displays the total counter of the one before 7942 006 Total Counter *EGB the previous bottle. [TonerLog3 [M]] Displays the serial number of the one 7942 007 *EGB before the second previous bottle. G190 5-202...
  • Page 375 Displays the serial number of the previous 7943 001 *EGB bottle. Displays the installed date of the previous 7943 002 Installed Date *EGB bottle. Displays the total counter of the previous 7943 003 Total Counter *EGB bottle. [TonerLog2 [C]] 5-203 G190...
  • Page 376 Displays the serial number of the fourth 7943 013 *EGB previous bottle. Displays the installed date of the fourth 7943 014 Installed Date *EGB previous bottle. Displays the total counter of the fourth 7943 015 Total Count *EGB previous bottle. G190 5-204...
  • Page 377 Displays the serial number of the third 7944 010 *EGB previous bottle. Displays the installed date of the third 7944 011 Installed Date *EGB previous bottle. 7944 012 Total Counter *EGB Displays the total counter of the third 5-205 G190...
  • Page 378 Displays the serial number of the fourth 7944 013 *EGB previous bottle. Displays the installed date of the fourth 7944 014 Installed Date *EGB previous bottle. Displays the total counter of the fourth 7944 015 Total Count *EGB previous bottle. G190 5-206...

  • Page 379: Sp8-Xxx (Data Log 2)

    *CTL 8021 [T: Pjob/LS] Print job *CTL 8024 [P: Pjob/LS] / Local storage; document server 8027 [O: Pjob/LS] *CTL The number of times the application program stores data on the document server [0 to 9999999/ 0 / 1] 5-207 G190...
  • Page 380 Stack the stack mode The number of times the application program starts Staple the staple mode The number of times the application program starts the booklet mode Booklet The counter of the staple mode (003) can also increase. G190 5-208...
  • Page 381 701 to 1000 Pages -007 11 to 20 Pages -014 1001 to Pages The jobs interrupted by paper jams or some other errors are also counted. If a job is suspended and restarted later, the job is seen as one job. 5-209 G190...
  • Page 382 The counter increases by +1 when both sides (front/back) are printed. The counter does not increase when one of the two sides is not printed (e.g., the last page of the documents that have three pages, five pages, seven pages, and so on). G190 5-210...
  • Page 383 5, 6, or 7 pages, 9, 10, or 11 pages, 13, 14, or 15 pages, and so on.). Here is a summary of how the counters work in the booklet and magazine modes. 5-211 G190...
  • Page 384 A duplex-printed cover is counted as two. The number of pages printed in series (one Series/Book *CTL side) or in the booklet mode The number of pages where stamps were User Stamp *CTL applied (including page numbering and date stamping) G190 5-212...
  • Page 385 8451 003 Tray 2 *CTL Paper Tray Unit/LCT (Optional) 8451 004 Tray 3 *CTL Paper Tray Unit (Optional) 8451 005 Tray 4 *CTL (Not used) 8451 006 Tray 5 *CTL (Not used) 8451 007 Tray 6 *CTL (Not used) 5-213 G190...
  • Page 386 [0 to 9999999/ 0 / 1] 8471 001 to 49% 8471 004 101% to 200% 8471 002 50% to 99% 8471 005 201% to 8471 003 100% Some application programs (on the computer) can specify the magnification setting of G190 5-214...
  • Page 387 [O: PrtPGS/Col 8507 Mode] The number of pages printed in a specific color mode [0 to 9999999/ 0 / 1] Single Color Single Color Two Color Full Color 8511 [T: PrtPGS/Emul] *CTL Print pages/ Emulation 8514 [P: PrtPGS/Emul] *CTL 5-215 G190...
  • Page 388 The counter of stapling (003) increases by +1 when the paper is transported from the printer to the tray of the finisher. Even if a paper jam occurs on this path, the counter (003) increases. If the same job is retried, the counter (003) increases once again. G190 5-216...
  • Page 389 Print counter 8584 [P: Counter] The number of outputs in a specific color mode [0 to 9999999/ 0 / 1] 8584 001 8584 004 Single Color 8584 002 Mono Color 8584 005 Two Color 8584 003 Full Color 5-217 G190...
  • Page 390 CvgCounter 3 8601 012 Cvg: FC Pages *CTL Development counter 8771 [Dev Counter] The number of rotations of the development rollers [0 to 9999999/ 0 / 1] 8771 001 Total 8771 004 8771 002 8771 005 8771 003 G190 5-218...
  • Page 391 8 - 10%: Bk 8851 022 3 - 4%: Y 8851 042 8 - 10%: Y 8851 023 3 - 4%: M 8851 043 8 - 10%: M 8851 024 3 - 4%: C 8851 044 8 - 10%: C 5-219 G190...
  • Page 392 31 percent or higher. [Page/Toner Bottle] 8891 (Sheets, [Color]) S: Sheets 8891 001 *EGB 8891 002 *EGB The number of printed sheets [0 to 9999999/ 0 / 1] 8891 003 *EGB 8891 004 *EGB G190 5-220...
  • Page 393 The amount of total coverage rate and 8921 004 Coverage (%): C *CTL printouts in each coverage rate 8921 011 Coverage/P: Bk *CTL [0 to 9999999/ 0 / 1] 8921 012 Coverage/P: Y *CTL 8921 013 Coverage/P: M *CTL 8921 014 Coverage/P: C *CTL 5-221 G190...
  • Page 394 The machine is in the Low Power Mode. The counter includes the time when the 8941 004 Low Power Time *CTL engine is on in the Energy Saver Mode. The counter also includes the time when the background printing is being executed. G190 5-222...
  • Page 395 Displays the administrator counter in the 8999 009 Printer: TwoC *CTL UP mode. 8999 013 Duplex *CTL [0 to 9999999/ 0 / 1] 8999 014 Cvg:FC % *CTL 8999 015 Cvg:BW % *CTL 8999 016 Cvg:FC Pges 8999 017 Cvg:BW Pages 5-223 G190...

  • Page 396: Sp9-Xxx

    [Filming Remov.] Filming Removal: Job end Displays the counter that counts the number of sheets in black and white 9001 099 Interval (E): [K] *EGB printing mode from previous filming removal. [0 to 65535 / 0 / 1/step] G190 5-224...
  • Page 397 [1 to 12 / 1 / 1 m/step] 9003 003 Date [1 to 31 / 1 / 1 d/step] 9003 004 Hour [0 to 23 / 0 / 1 hour/step] 9003 005 Minute [0 to 59 / 0 / 1 m/step] 5-225 G190...
  • Page 398 9906 008 Vpp2: MH *EGB [0 to 3000 / 2060 / 1 V/step] 9906 009 Vpp1: HH *EGB [0 to 3000 / 1770 / 1 V/step] 9906 010 Vpp2: HH *EGB [0 to 3000 / 2020 / 1 V/step] G190 5-226...
  • Page 399 Fills up the black toner. 9910 011 [M] Toner FillUP *EGB Fills up the magenta toner. 9910 012 [C] Toner FillUP *EGB Fills up the cyan toner. 9910 013 [Y] Toner FillUP *EGB Fills up the yellow toner. 5-227 G190...
  • Page 400 9914 Specifies the number of sheets to be printed after waste toner near full. 9914 001 Print 1 *EGB [0 to 5000 / 1250 / 1/step] 9914 002 Print 2 *EGB [0 to 5000 / 250 / 1/step] G190 5-228...
  • Page 401 9923 003 [M]Vt Shift *EGB 9923 004 [C]Vt Shift *EGB 9923 005 [Y]Vt Shift *EGB 9923 006 [K]Vt Normal Speed *EGB 9923 007 [M]Vt Normal Speed *EGB 9923 008 [C]Vt Normal Speed *EGB 9923 009 [Y]Vt Normal Speed *EGB 5-229 G190...
  • Page 402 [0 or 1 / 0 / 1/step] 0: OFF, 1: ON Specifies the threshold of changing mode from color to BW when ACS is set to "0: 9923 002 Switching *EGB OFF" with SP9923-001. [0 to 255 / 0 / 1 sheet/step: G190 5-230...

  • Page 403: Input Check Table

    Not locked Paper Feed/ Fusing Motor Locked Not locked Paper not Registration Sensor Paper detected detected Paper not Paper Exit Sensor Paper detected detected Interlock Switch 5V Open Close Top Cover Sensor Close Open Input Check 3 Not used 5-231 G190...
  • Page 404 Paper Size Sensor 2 Pushed Not Pushed Paper Size Sensor 3 Pushed Not Pushed Paper Size Sensor 4 Pushed Not Pushed Paper Width Sensor Pushed Not Pushed Paper Height Sensor 1 Pushed Not Pushed Paper Height Sensor 2 Pushed Not Pushed G190 5-232...
  • Page 405 Fusing Exit Sensor Paper detected detected Paper not Inverter Sensor Paper detected detected Fusing Unit Fan Locked Not locked PSU Fan Locked Not locked Drive Unit Fan Locked Not locked Paper Exit Fan Locked Not locked Not used 5-233 G190...
  • Page 406 Overflow By-pass Paper Detection Paper not Paper detected Sensor detected By-pass Paper Size Sensor 1 Not used By-pass Paper Size Sensor 2 Not used By-pass Paper Size Sensor 3 Not used By-pass Paper Size Sensor 4 Not used G190 5-234...
  • Page 407 Tray 2 Paper Feed Sensor Paper detected detected Tray 2 Paper Size 4 Pushed Not Pushed Tray 2 Paper Size 3 Pushed Not Pushed Tray 2 Paper Size 2 Pushed Not Pushed Tray 2 Paper Size 1 Pushed Not Pushed 5-235 G190...
  • Page 408 Tray 3 Paper Feed Sensor Paper detected detected Tray 3 Paper Size 4 Pushed Not Pushed Tray 3 Paper Size 3 Pushed Not Pushed Tray 3 Paper Size 2 Pushed Not Pushed Tray 3 Paper Size 1 Pushed Not Pushed G190 5-236...

  • Page 409: Output Check Table

    5804 033 [K] Toner Motor Toner Supply Motor [K] 5804 034 T. Belt Contact M Transfer Belt Contact Motor 5804 035 T. Roll 2 Contact M Transfer Roller Contact Motor 5804 036 LDU Shutter Motor LDU Shutter Motor 5-237 G190...
  • Page 410 [Y]: Develop. DC Development DC: Yellow 5804 122 [C]: Develop. DC Development DC: Cyan 5804 124 [M]: Develop. DC Development DC: Magenta 5804 126 [K]: Develop. DC Development DC: Black 5804 130 [Y]: Transfer Belt Transfer Belt Bias: Yellow G190 5-238...
  • Page 411 Optional paper tray unit 1 Motor 5804 231 PFU 1 Clutch Optional paper tray unit 1 Clutch 5804 240 PFU 2 Motor Optional paper tray unit 2 Motor 5804 241 PFU 2 Clutch Optional paper tray unit 2 Clutch 5-239 G190...

  • Page 412: Firmware Update

    Feature application Printer Network Interface Network Support Controller flash WebSystem Web Service application Web Support Page description FONT PS3 Font language (PostScript3) FONT1 Font Fonr DESS Security control Security Module PictBridge SD PictBridge PictBridge control Option PctBrgd card G190 5-240...

  • Page 413: Before You Begin

    ‘romdata’. The firmware program contains the file information. Before downloading the firmware from an SD card, the firmware-update program reads the file information. The firmware is downloaded only when the file information is correct. 5-241 G190...

  • Page 414: Update Procedure

    Make sure that the SD card is locked in place. To remove the SD card, push it in until it clicks, and release it slowly. The slot pushes out the SD card. Turn on the main power switch. G190 5-242...

  • Page 415: Error Handling

    “E” and a number. If an error occurs, the firmware is not correctly downloaded; see the error code table ( Handling Firmware Update Errors) and do the necessary steps. After this, download the firmware again. Power Failure If firmware update is interrupted by power failure, the firmware is not correctly downloaded. 5-243 G190...
  • Page 416 Firmware Update In this condition, machine operation is not guaranteed. You have to download the firmware again. G190 5-244...

  • Page 417: Uploading Nvram Data

    16. Remove the SD card from SD card slot 2. 17. Install the SD slot cover to SD card slot 2. 18. Mark the SD card with, for example, the machine code. You need this SD card when 5-245 G190...

  • Page 418: Downloading Nvram Data

    11. Install the SD slot cover on SD card slot 2. 12. Turn on the main power switch. 13. Check that the NVRAM data is correctly downloaded. This procedure does not download the following data to the NVRAM: Total Count Serial Number G190 5-246...

  • Page 419: Address Book Upload/Download

    Enter the SP mode. Do SP5-846-052 (Restore All Addr Book). Exit the SP mode, and then turn off the main power switch. Remove the SD card from SD card slot 2. Install the SD slot cover on SD card slot 2. 5-247 G190...
  • Page 420 The counter in the user code information is initialized after uploading. The information of an administrator and supervisor cannot be downloaded nor uploaded. If there is no data of address book information in the SD card, an error message is displayed. G190 5-248...

  • Page 421: Error Message Table

    Incorrect ROM data on the SD card, or data is Incorrect SD card version corrupted. SD update data is incorrect. Acquire the Module mismatch - Correct correct data (Japan, Overseas, OEM, etc.) module is not on the SD card) then install again. 5-249 G190...
  • Page 422 Controller module download the SD card and tray again, or replace failed controller board. SD update data is incorrect. The data on the Electronic confirmation check SD card is for another machine. Acquire failed correct update data then install again. G190 5-250...

  • Page 423: Controller Self-Diagnostics

    Power-on self-diagnostics: The machine automatically starts the self-diagnostics just after the power has been turned on. SC detection: The machine automatically detects SC conditions at power-on or during operation. The following shows the workflow of the power-on and detailed self-diagnostics. 5-251 G190...

  • Page 424: Using The Debug Log

    Select “3 SD Card” to save the debug information directly to the SD card if it is inserted in the service slot. Now select “SP5858” and specify the events that you want to record in the debug log. SP5858 (Debug Save When) provides the following items for selection. G190 5-252...
  • Page 425 Refer to the two tables below for the 4-digit numbers to enter for each key. The following keys can be set with the corresponding numbers. (The initials in parentheses indicate the names of the modules.) 4-Digit Entries for Keys 1 to 10 5-253 G190...
  • Page 426 Key No. Printer 2222 (SCS) 14000 (SRM) 256 (IMH) 1000 (ECS) 1025 (MCS) 4400 (GPS) 4500 (PDL) 4600 (GPS-PM) 2000 (NCS) 2224 (BCU) The default settings for Keys 1 to 10 are all zero (“0”). Key to Acronyms G190 5-254...
  • Page 427 You can select any number of keys from 1 to 10 (or all) by entering the corresponding 4-digit numbers from the table. One area of the disk is reserved to store the debug log. The size of this area is limited to 4 MB. 5-255 G190...

  • Page 428: Retrieving The Debug Log From The Hdd

    SD card. Use a card reader to copy the file and send it for analysis to your local Ricoh representative by email. You can also send the SD card by regular mail if you want.

  • Page 429: Debug Log Codes

    SD card. With the file already created on the SD card for the log file, the data only needs to be recorded; a new log file does not require creation. To create a new log file, do SP5857-012 to delete the debug log data from the SD card. Then do SP5857-017. 5-257 G190...

  • Page 430: Dip Switches

    DIP Switches 5.6 DIP SWITCHES 5.6.1 CONTROLLER BOARD Factory Use Only: Do not change the switch settings. DIP SW No. Default G190 5-258...
  • Page 431 DETAILED DESCRIPTIONS...

  • Page 433: Component Layout

    4. Toner bottle [K] 13. Standard tray 5. Transfer Belt Unit 14. PSU (Power Supply Unit) 6. Fusing Unit 15. Polygon Mirror Motor 7. Duplex Unit 16. LDU 8. ID sensor 17. Transfer Belt Cleaning Unit 9. By-pass Feed Table G190...

  • Page 434: Paper Path

    Overview 6.1.2 PAPER PATH [A]: Duplex Unit [B]: By-pass Feed Table [C]: 1 Tray Paper Feed Unit, 2 Tray Paper Feed Unit [D]: Standard tray [E]: Standard Paper Exit Tray G190...

  • Page 435: Drive Layout

    Transfer Belt Unit Motor: This controls the transfer belt unit and the transfer roller. Duplex Motor: This controls the duplex exit, relay and exit rollers. Inverter Motor: This controls the inverter roller. G190...

  • Page 436: Board Structure

    This controls the Engine, the controller interface, image processing, MUSIC (Mirror Unit for Skew and Interval Correction), and input/output. MUSIC is also called Automatic Line Position Adjustment). IOB (Input/Output Board): This controls input/output, and the interfaces with the optional units, and the operation panel. Controller: G190...
  • Page 437 Lets you connect the machine to a computer with a wireless connection. 11. IEEE802.11a/g or g wireless LAN (Option): Lets you connect the machine to a computer with a wireless connection. 12. Gigabit Ethernet (Option): This lets computers connect to the machine with a Gigabit Ethernet interface. G190...

  • Page 438: Printing Process

    The charge that is applied to the transfer roller pulls the toner from the drum to the transfer belt. Four toner images are put on the paper. Cleaning for OPC drum: The cleaning brush and blade remove remaining toner on the drum surface after image G190...
  • Page 439 The ID sensor detects the density of the ID sensor pattern on the transfer belt. The ID sensor output is used for process control and for automatic line-position adjustment, skew, and color registration adjustments for the latent image. G190...

  • Page 440: Process Control

    : Drum potential at the strongest exposure – to adjust this, the machine adjusts the laser power. (Also, V is corrected. This is used for toner supply control.) This controls the development potential to make sure that the maximum quantity of toner G190...

  • Page 441: Process Control Self-Check

    If the machine makes a sequence of 500 or more color prints in the same job, printing stops and process control is done. After it is completed, the machine continues to make prints. The default value of 500 can be adjusted with SP 3551 5 to 6 G190...

  • Page 442: Process Control Self-Check Procedure

    The difference between development bias and charge roller voltage is always the same. Step 3: Sensor Pattern Detection The ID sensor detects the densities of the one solid-color square for each color. This data goes to memory. G190 6-10...
  • Page 443 SP 3561 1 to 4 (do not adjust in the field unless told to do this). After that, the transfer belt cleaning unit cleans the transfer belt. 6-11 G190...

  • Page 444: Toner Supply Control

    It is only done if the percentage of pages (after the previous process control) that had low image coverage is more than the value of SP3721-2. SP 3701-2 to-5 control the limits that the machine uses to detect if the image coverage is low. G190 6-12...

  • Page 445: Toner Near End/Toner End Detection

    6.2.4 TONER NEAR END/TONER END DETECTION Introduction Toner Near End To detect toner near-end the machine uses: Pixel count (memory chip on the toner bottle) Toner End To detect toner end the machine uses: Output from the toner end sensor [A] 6-13 G190...

  • Page 446: Toner End Detection

    When “Toner near end” is detected, “Toner end recovery” is not done. If there is no “Toner end” information in the ID chip, the machine detects that there is toner in the toner bottle and “Toner end recovery” is done. G190 6-14...

  • Page 447: Developer Initialization

    (TD sensor output) equal to 2.5 ± 0.1 volts. The machine stores this V as V During PCU initialization, the machine automatically supplies toner because there is no toner in the toner supply pipe at installation. Then the machine does the process control self-check. 6-15 G190...

  • Page 448: Paper Feed

    7. Duplex exit roller 4. Transfer belt drive roller 8. By-pass feed roller The machine has a paper tray (550 sheets) and a by-pass paper feed table (100 sheets). The paper feed mechanism uses a friction pad system. G190 6-16...

  • Page 449: Paper Feed Drive

    [C] with clutches and gears. The paper feed roller and by-pass feed roller feed a sheet of paper to the registration roller. The machine makes a paper buckle at the registration roller to correct paper skew. The paper buckle can be adjusted with SP1-003-001 to -045. 6-17 G190...

  • Page 450: Paper Tray

    The paper pressure switch [F] adjusts the bottom plate pressure. When you use thick paper of 75g/m or more, move this switch to the left. G190 6-18...

  • Page 451: Paper Size Detection

    Switch Location Paper Size LG SEF Pushed Pushed A4 SEF Pushed Pushed LT SEF Pushed Pushed Pushed Pushed US. EXE SEF Pushed B5 SEF Pushed A5 SEF/ HLT SEF Pushed Pushed Pushed A5 LEF/ HLT LEF Pushed Pushed 6-19 G190...

  • Page 452: Paper Near End/End Detection

    Full ~ 450 450 ~ 250 250 ~ 50 50 ~ 0 OFF: No actuator End detection When the paper tray is empty, the actuator [D] goes into the end sensor. The sensor detects paper end. Paper width sensor G190 6-20...

  • Page 453: Paper Feed Mechanism

    [F] up and down and pushes the sheets of paper against the feed roller. Paper Size Detection Mechanism There is no paper size detection mechanism on the by-pass tray in this printer. Paper size on the by-pass tray can be adjusted with the operation panel or printer driver. 6-21 G190...

  • Page 454: Duplex

    Paper Feed 6.3.5 DUPLEX 1. Inverter roller 5. Duplex relay roller 2. Inverter sensor 6. Duplex jam sensor 2 3. Duplex jam sensor 1 7. Duplex exit sensor 4. Duplex entrance roller 8. Junction gate G190 6-22...

  • Page 455: Drive

    The inverter motor [A] controls the inverter roller [B] that feeds the sheet of paper to the duplex unit. The duplex motor [C] controls the duplex entrance roller [D], duplex relay roller [E] and duplex exit roller [F] that feed the sheet of paper to the registration roller. 6-23 G190...

  • Page 456: Interleaving

    Then the exit roller changes direction and the paper goes to the duplex feed path. At the same time, the second sheet of paper is fed between the transfer belt and the transfer roller, and side [3] is printed. G190 6-24...
  • Page 457 [2] is printed. The second sheet of paper immediately follows the first sheet of paper in the duplex feed path. Then side [4] is printed. 6-25 G190...

  • Page 458: Laser Exposure

    Laser exposure for yellow and cyan starts from the right side of the drum, but for magenta and black it starts from the left side of the drum. This is because the units for yellow and cyan are on the other side of the polygon mirror from the units for magenta and black. G190 6-26...

  • Page 459: Optical Path

    1,200 x 600 (except OHP/ Thick paper) 1,200 x 1,200 42993 600 x 600 Color 42993 1,200 x 600 (except OHP/ Thick paper) 1,200 x 1,200 42993 600 x 600 OHP/Thick 1,200 x 600 42993 1,200 x 1,200 6-27 G190...

  • Page 460: Laser Synchronizing Detector

    For magenta and black, the LSD [B] detects the start of the main scan. For yellow and cyan, the LSD [C] detects the start of the main scan. The arrows [E] [F] show the direction of the laser scan. G190 6-28...

  • Page 461: Ld Safety Switch

    PSU cuts off the power supply (+5V) to the four LD boards. (The electric circuits go through the EGB and IOB.) The LD safety switch system stops the laser beam when the cover is open. 6-29 G190...

  • Page 462: Automatic Line Position Adjustment

    In this procedure, only the skew for YCM is measured. If you want to adjust it, do the main skew adjustment procedure. (See ‘Replacements and Adjustments – Laser Optics – LD Unit’) The transfer-belt-cleaning unit cleans the transfer belt after the patterns are measured. Summary of Each Adjustment Sub scan line position for YCM G190 6-30...

  • Page 463: Adjustment Conditions

    If SP 2153 4 is set to "1 (ON)", then the adjustment is done when the machine gets print job data, but only if one of the following conditions occurs. At a set time after the previous adjustment. The default value is 360 minutes. You can adjust the time with SP 2153 13. 6-31 G190...
  • Page 464 SPs that control the timing of the adjustment. If SP 2153 1 is "Off", then the automatic adjustment is never done. Note that the adjustments for the sub-scan line position, main scan line position, and magnification are done at the same time. G190 6-32...
  • Page 465 Laser Exposure Enabled/ After Process Initialization Printing Interrupt Disabled Control (SP 2153 (SP 2153 (SP 2153 Remarks (SP 2153 (SP 2153 2) Default Adjustment You can also do the automatic line position adjustment manually with SP 2111 1. 6-33 G190...

  • Page 466: Main Scan Skew Adjustment

    The shutter motor [A] moves the shutter [B] in the direction of the arrow with the gear [C]. SC270 occurs if the output of the LDU shutter sensor [D] does not change 1 second after the LDU shutter motor turned on. G190 6-34...

  • Page 467: Photoconductor Unit

    The diameter of the drum is 30 mm (circumference: about 94.2 mm). The photoconductor gap between each PCU and development roller is set by the drum positioning plate and the rear shaft. It is not adjustable in the field. 6-35 G190...

  • Page 468: Drive And Drive Gear Position Sensor

    Initialization Process and SC Codes When a drum gear position sensor has found an error, SC code 396 or 397 is shown. The table shows the steps of the initialization procedure, possible errors, and corresponding SC codes. G190 6-36...
  • Page 469 If the connector of the black drum position sensor is connected to the yellow drum position sensor (and the connector of the yellow drum position sensor is connected to the black drum position sensor), no error occurs in step 1 and step 2. 6-37 G190...

  • Page 470: Drum Charge And Quenching

    The cleaning brush roller [B], which always touches the charge roller, cleans the charge roller. For quenching at the end of every job, light from the quenching lamp (LED array in the PCU) hits the full area of the drum. G190 6-38...

  • Page 471: Drum Cleaning

    The cleaning brush [A] makes flat the waste toner on the drum. The lubricant bar [B] lubricates the brush. The cleaning blade [C] then removes the waste toner. The toner collection coil [D] moves the toner to the waste toner collection duct. 6-39 G190...

  • Page 472: Waste Toner Collection

    The pin [E] at the waste toner entrance pushes the shutter spring [F] in the rear of the PCU. Because of this, waste toner can fall into the waste toner bottle. If the left cover is open, the waste toner does not come out from the rear of the PCUs. G190 6-40...

  • Page 473: Waste Toner Bottle Full Detection And Set Detection

    “Replace Waste Toner bottle” and after the end of the job, the printer cannot be used until the bottle is replaced or emptied. The number of sheets is calculated for a paper size of A4 and an image coverage ratio for each color of 5%. 6-41 G190...

  • Page 474: Error Message

    The operation panel shows the first message and then shows the second message, and then back to the first. Each message is shown for 3 seconds. If two or more PCUs are not detected, the second message shows those colors, for example “Yellow/Cyan” and “Yellow/Magenta Black. G190 6-42...

  • Page 475: Development

    PCU and development roller. It is not adjustable in the field. The TD sensor detects toner density. Each development unit has a TD sensor. The diameter of the development roller is 18 mm (the circumference is approximately 56.5 mm). 6-43 G190...

  • Page 476: Drive

    The color development motor [C] drives the development unit for magenta, cyan, and yellow through gears. The machine only contains one development clutch, and it is only used for black. 6.6.3 DEVELOPER MIXING The toner is supplied from the hopper [A]. Two mixing coils [B and C] move the developer G190 6-44...

  • Page 477: Development Bias

    The machine automatically controls the dc bias, if automatic process control is enabled. However, if process control is turned off, (that is, if SP3-501-001 is set to 1), the dc bias is the value stored in SP2212-001 to –009 (do not adjust in the field unless told to do this). 6-45 G190...

  • Page 478: Toner Supply Mechanism

    Toner Near End Detection: Toner end sensors [E] detect toner end conditions ( Toner near end/toner end detection). Toner Bottle Detection: Each toner bottle is detected by connection to the ID chip connector [G]. G190 6-46...

  • Page 479: Image Transfer

    The toner is moved from the four OPC drums to the transfer belt. For a full color print, all four colors are moved from the PCUs to the transfer belt at the same time. The transfer roller then moves the four-colour toner image from the transfer belt to the paper. 6-47 G190...

  • Page 480: Transfer Unit Detection And New Unit

    New transfer belt unit detection: The transfer belt rotation sensor has a fuse when the transfer belt unit is new. The fuse is blown when the machine is turned on. At this time, it is detected as a new unit. G190 6-48...
  • Page 481 [C] adds tension to the transfer belt to help to turn this belt. The speed of transfer belt drive is set by the process line speed. The belt transfer rollers [D] are charged from the terminal plates to move the toner from the PCUs to the transfer belt. 6-49 G190...

  • Page 482: Transfer Belt Contact

    The transfer belt contact sensor [D] detects if the transfer roller unit for CMY touches the transfer belt. If it does not touch the transfer belt during color printing, the machine stops and shows SC 442. G190 6-50...
  • Page 483 This blade gets constant pressure because of the pressure spring [F]. The toner collection coil [E] moves the remaining toner to the waste toner bottle from its opening [G]. 6-51 G190...

  • Page 484: Transfer Roller Unit

    To clean the transfer roller, positive and negative voltages are applied to this roller to pull toner particles from the transfer roller to the belt. The belt-cleaning mechanism then removes this toner from the belt. G190 6-52...
  • Page 485 Image Transfer Discharge The discharge plate [A] removes remaining voltage from the printed paper. This is given a positive voltage. As a result, the voltage is cancelled and paper separation from the transfer belt occurs. 6-53 G190...
  • Page 486 [D] and an actuator [E]. The two cams push the transfer roller contact levers and these push the transfer roller against the transfer belt. The actuator turns on the transfer roller contact sensor [F] when the cam shaft turns. Then, the machine detects that the transfer roller touches the transfer belt. G190 6-54...

  • Page 487: Fusing

    The heating roller thermistor controls the temperature of the lamp. Each new fusing unit contains a fuse. A short time after a new fusing unit is installed, this fuse blows. When this occurs, the machine detects that a new fusing unit is installed. 6-55 G190...

  • Page 488: Fusing Temperature Control

    SP 1912 6, and 8 to 14 You can also adjust this with SP 1912 2 and SP 1105 43 At the end of a job: [F] This prevents the heating roller’s overheating. After printing, the machine turns the G190 6-56...

  • Page 489: Idling Ready Temperature Before First Print Job: [A]

    Duration for application of the temperature increase: SP 1104 26 The increase is applied if the interval between jobs is greater than these values: OHP, Thick paper, or 1200 x 1200 dpi: SP 1104 24 Other types of job: SP 1104 27 6-57 G190...

  • Page 490: Overheat Protection

    SC545 shows. If the thermistor output is less than 0°C for six seconds, SC541 occurs. If the heating lamp gets full power for 8 seconds after the heating roller gets to the print ready temperature, SC545 occurs. G190 6-58...

  • Page 491: Drive

    [E], and melted toner bonds to the paper. When the paper goes out of the fusing unit, it goes to the exit tray. The fusing exit sensor [F] detects paper jams. 6-59 G190...

  • Page 492: Controller

    Board Option Slot. Only one of the following options can be installed in either I/F Slot: IEEE1284 Interface Board (Centronics), IEEE802.11a/g, g (Wireless LAN), Bluetooth Interface Unit, Gigabit Ethernet Interface Board. Flash ROM. Firmware area, work area for PDF direct print, VM card. Maximum G190 6-60...
  • Page 493 NIB. The Ethernet interface connection. Network support is built-into the controller. No installation is required for the network function. Boot ROM. Stores the boot program. NVRAM. The memory that stores the system configuration and user code. HDD. 2.5 inches HDD (option) 6-61 G190...
  • Page 494 SPECIFICATIONS...

  • Page 495: Specifications

    Specifications 7. SPECIFICATIONS 7.1 SPECIFICATIONS 7.1.1 GENERAL SPECIFICATIONS G190 Configuration: Desktop Laser beam scanning and electro-photographic printing Print Process: 4 drums tandem method PictBridge, RPCS (Refined Printing Command Stream), Printer Languages: PCL5c, PCL6, Adobe PostScript 3, PDF Resolution: RPCS: 1200 x 1200 dpi, 1200 x 600 dpi, 600 x 600 dpi...
  • Page 496 Specifications G190 Printing Speeds Plain Paper Thick/OHP [Monochrome] 600 x 600 dpi (ppm) 1200 x 600 dpi (ppm) 1200 x 1200 dpi (ppm) Printing Speeds [Color] Plain Paper Thick/OHP 600 x 600 dpi (ppm) 1200 x 600 dpi (ppm) 1200 x 1200 dpi (ppm)
  • Page 497 120 V, 60 Hz: More than 11 A (for North America) Power Source: 220 V - 240 V, 50/60 Hz: More than 6 A (for Europe/Asia) 120 V: 990 W or less Power Consumption: 220-240 V: 1200 W or less Energy Saver: 6 W or less G190...
  • Page 498 Mainframe Only: 40 dB or less ISO9296 at the Full System: 40 dB or less operator position.) Dimensions (W x D x 446 x 589.5 x 487 mm (17.4" x 23.2" x 19.2") Weight: Less than 50 kg (110.3 lb) G190...

  • Page 499: Supported Paper Sizes

    11" x 8.5" Legal SEF 8.5" x 14" Half Letter SEF 5.5" x 8.5" Executive SEF 7.25" x 10.5" Executive LEF 10.5" x 7.25" F SEF 8" x 13" Foolscap SEF 8.5" x 13" Folio SEF 8.25" x 13" G190...
  • Page 500 *1: This size is only for the by-pass tray. The size for the main tray and OPU is 98 mm. *2: This size is only for the main tray and by-pass tray. The size for OPU is 148 mm. Y: Supported: the sensor detects the paper size. Y#: Supported: the user specifies the paper size. N: Not supported G190...

  • Page 501: Printer Drivers

    The PS3 drivers are all genuine AdobePS drivers, except for Windows 2000, which uses Microsoft PS. A PPD file for each operating system is provided with the driver. The PS3 driver for Macintosh supports Mac OS 7.6 or later versions. G190...

  • Page 502: Utility Software

    (Win2000, XP, Vista, converted from paper documents and application files saves Server2003) in each client’s PC. Web Smart Device Monitor Ver.2 A printer management, Account/Logging management for (Win2000, XP, administrator. Server2003) G190...

  • Page 503: Machine Configuration

    Specifications 7.1.4 MACHINE CONFIGURATION Item Machine Code Remarks Main Unit G190 Up to three tray units can be Paper Feed Unit G392 installed. 128 MB DIMM Memory M345-21 256 MB DIMM Memory D362-21 IEEE1284 I/F Board B679 Common with model G-P1/G-P2 EU/ASIA: M344-02 IEEE802.11a/g Board...

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