Oki C3600n Maintenance Manual
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Oki C3600n Maintenance Manual

Oki C3600n Maintenance Manual

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C3600n
Maintenance Manual
082805A
Oki Data CONFIDENTIAL

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Summary of Contents for Oki C3600n

  • Page 1 C3600n Maintenance Manual 082805A Oki Data CONFIDENTIAL...

  • Page 2: Copyright Information

    Copyright Information Copyright © 2008 by Oki Data. All Rights Reserved Disclaimer Every effort has been made to ensure that the information in this document is complete, accurate, and up-to-date. The manufacturer assumes no responsibility for the results of errors beyond its control. The manufacturer also cannot guarantee that changes in software and equipment made by other manufacturers and referred to in this guide will not affect the applicability of the information in it.
  • Page 3 Preface This manual explains the maintenance methods of C3600n. This manual is prepared for the maintenance person. In regard to the handling methods of C3600n, please refer to the User’s Manual. Note! • Contents of this manual is subject to change without notice.

  • Page 4: Table Of Contents

    1.3 Offer of Options ......................... 9 1.4 Specifications ........................10 1.5 Interface Specification ..................... 13 1.5.1 USB Interface Specification (C3600n) ..............13 1.5.1.1 Outline of USB Interface ..............13 1.5.1.2 USB Interface Connector and Cable ..........13 1.5.1.3 USB Interface Signal ................13 1.5.2 Network Interface Specification (C3600n) ............
  • Page 5 Oki Data CONFIDENTIAL 4.2.10 WHP board ....................... 64 4.2.11 Feeder unit ......................65 4.2.12 Manual feeder unit .................... 66 4.2.13 Face up tray ...................... 67 4.2.14 Guide eject assembly ..................68 4.2.15 Eject roller ......................69 4.2.16 Plate shield front ....................70 4.2.17 Color registration assembly ................
  • Page 6 Oki Data CONFIDENTIAL 7.1 Precautions prior to repair .................... 140 7.2 Items to be checked prior to taking action on abnormal images ....... 140 7.3 Precautions when taking action on abnormal images ..........140 7.4 Troubleshooting method ....................140 7.4.1 LCD Message List .................... 141 7.4.2 Preparing for troubleshooting ................

  • Page 7: Configuration

    Oki Data CONFIDENTIAL CONFIGURATION System Configuration C3600n The system configuration of this product is shown in Figure 1-1-1. Figure 1-1-1 44004601TH Rev.1...

  • Page 8: Structure Of Printer

    Oki Data CONFIDENTIAL Structure of Printer The insides of C3600n printers are composed of the following parts. • Electronic photography process part • Paper path • Control part (CU part/PU part) • Operation panel • Power supply parts (high voltage part/low voltage part) Figure 1-2 shows the composition of the printer.

  • Page 9: Offer Of Options

    Oki Data CONFIDENTIAL Offer of Options This product can be installed with the following option. (1) Additional memory board 256/512MB 200pin DDR RAM DIMM Installation of the additional memory board is recommended for banner-sheet printing. 44004601TH Rev.1...

  • Page 10: Specifications

    Oki Data CONFIDENTIAL Specifications Category Item C3600n Exterior Width 372mm 478mm Dimension Depth Height 290mm Weight about 21kg Width of print Width of print Engine Monochrome 20ppm speed(A4) Color 16ppm Fast print time Monochrome 10sec 12sec (A4) Color Warm-up time...
  • Page 11 Oki Data CONFIDENTIAL Category Item C3600n 300,000 pages or 5 years Life Printer life Duty cycle (M=L/12,A=L/12/5) 350,000 pages per month max. 5,000 pages per month average 6,000 hours MTBF (2.3% duty) 35,000 pages MTBF MTTR 20 minutes ODA about 1,000 pages (black)
  • Page 12 Oki Data CONFIDENTIAL Category Item C3600n Paper 1st tray 64-120gsm thickness Manual feeder 64-203gsm 64-105gsm duplex (manual) Operation 16 characters in 2 line(Roman alphabet) No paper size indicated 2 (Green × 1, dark amber × 1) panel LED (color) Switch...

  • Page 13: Interface Specification

    Oki Data CONFIDENTIAL 1.5 Interface Specification 1.5.1 USB Interface Specification (C3600n) 1.5.1.1 Outline of USB Interface (1) Basic Specification USB (C3600n supports Hi-Speed USB ) (2) Transmission Mode Hi speed (480Mbps±0.05% max.) (3) Power Control Self power device 1.5.1.2 USB Interface Connector and Cable (1) Connector •...

  • Page 14: Network Interface Specification (C3600N)

    Oki Data CONFIDENTIAL 1.5.2 Network Interface Specification (C3600n) 1.5.2.1 Outline of Network Interface Table1.5.2 Basic Specification of Network Interface (C3600n) Protocol Family Network Protocol Application TCP/IP TCP,UDP, IPv4/v6, LPR, RAW, IPP,FTP ICMP, ARP, IGMP HTTP, Telnet SNMPv1/v3 DHCP/BOOTP DNS, DDNS...

  • Page 15: Operation Description

    Oki Data CONFIDENTIAL OPERATION DESCRIPTION Electrophotographic Process Mechanism (1) Electronic photography Process Electronic photography process is outlined as follows: 1. Electrification Electric voltage is impressed on CH roller and the surface of CPC drum is electrified. 2. Exposure LED head radiates light on the electrified surface of OPC drum following the image signal.
  • Page 16 Oki Data CONFIDENTIAL (3) Exposure The light emanated from the LED head is radiated on the OPC drum surface. The electric charge on the radiated portion of the OPC drum surface abates by intensity of the light and a static latent image is formed on the OPC drum surface.
  • Page 17 Oki Data CONFIDENTIAL (5) Transcript A sheet of paper is placed under the OPC drum surface and is given electric charge from the back side by the transcript roller. When a high voltage is impressed on the transcript roller, the...
  • Page 18 Further, a thermostat is equipped for the safety’s sake and if the temperature of the heat roller rises above a certain degree, the thermostat opens and shuts the power supply to the heater. C3600n (belt fusing method) Thermostat Thermistor...
  • Page 19 Oki Data CONFIDENTIAL (7) Drum Cleaning The toner not transferred and remaining on the OPC drum is scraped away by the drum cleaning blade and is collected in the waste toner area of the toner cartridge. Waste toner area Toner cartridge...

  • Page 20: Printing Process

    Oki Data CONFIDENTIAL Printing Process The paper feeded from tray 1 is transported by the resist roller L and transport roller. When the paper is feeded by the manual feeder, it is transported by the resist roller U. Then, the paper transported is developed into a toner image not yet fused on the paper through electronic photography process in the order of KYMC.
  • Page 21 Oki Data CONFIDENTIAL (1) Paper Feeding from the 1st Tray 1. As shown in Figure 2-1, while the solenoid is on and the resist motor turns counterclockwise, a sheet of paper is transported until the IN1 sensor is on. (When the solenoid is on, the paper feeding roller operates.)
  • Page 22 Oki Data CONFIDENTIAL (3) Transport Belt 1. When the transport belt motor turns in the direction of the arrow, the transport belt starts to operate. The belt unit is composed of drums of each color above and the transport rollers immediately below them with the transport belt in-between.
  • Page 23 Oki Data CONFIDENTIAL (4) Up and Down Movements of ID Units 1. The up and down movements of the ID units are performed by the drive of the lift-up motor. 2. Figure 2-5 shows movements of each ID unit at the time of printing. When the lift-up motor turns clockwise, the lift-up link slides to the left and each ID unit is in the state of down as shown in Figure 2-6.
  • Page 24 Oki Data CONFIDENTIAL (5) Fusing Unit and Paper Output 1. As shown in Figure 2-7, the fuser unit and output roller are driven by the pulse motor. When the fuser motor turns counterclockwise, the heat roller turns. This roller fuses the toner image ‘on the paper with heat and pressure.
  • Page 25 Oki Data CONFIDENTIAL Outline of Color registration Method Color registration is performed by reading the correction pattern printed on the belt using the sensor placed in the sensor shutter equipped under the belt unit. The correction is made by identifying the pattern using this sensor.
  • Page 26 Oki Data CONFIDENTIAL Error Confirmation Method and Countermeasure Errors should be confirmed by using the color registration test function of the maintenance utility (2.4.1.5.3). Countermeasures to each error are: • SNS CARIBRATION(L or R), DYNAMICRANGE(L or R) Confirmation 1 When the above is displayed, check the connection of the sensor cable (FFC).
  • Page 27 Oki Data CONFIDENTIAL Outline of Density Correction Method Density correction is made by identifying the correction pattern printed on the belt using the sensor installed in the sensor shutter under the belt unit. Timing of automatic activation of density correction •...
  • Page 28 Oki Data CONFIDENTIAL Errors should be confirmed by using the density correction test function of the maintenance utility (2.4.1.5.4). Countermeasures to each error are: • CALIBRATION ERR, DENS SENSOR ERR Confirmation 1 When the above is displayed, check connection of the sensor cable. If the connection is found abnormal, correct it to the normal state.
  • Page 29 Oki Data CONFIDENTIAL Toner Sensor Detection Principle Detection of the low toner is performed by the toner sensor (light reception sensor) installed inside the equipment and the luminous LED installed inside the cartridge. The shading board is installed inside the ID and rotates synchronizing with the toner stir. A shutter is attached to the ID. The shutter synchronizes with the cartridge operation lever and the toner sensor can detect whether the cartridge is installed properly.

  • Page 30: Printer Installation

    Oki Data CONFIDENTIAL PRINTER INSTALLATION Precautions and Prohibition • Do not install the printer in the vicinity of high temperature or fire. • Do not install the printer at the place where a chemical reaction may take place (laboratory, etc.).
  • Page 31 Oki Data CONFIDENTIAL • Do not install the printer at the place where the vent hole is blocked. • Do not install the printer on the shaggy carpet. • Do not install the printer at the place with little draught or without ventilation like a room with no window.

  • Page 32: Printer Unpacking Procedure

    Oki Data CONFIDENTIAL Printer Unpacking Procedure Personal injuries may occur. This printer weighs about 21kg. So lift it up with 2 or more persons. • Open the upper lid. • Take out accessories. • Remove the upper buffer material. • Take out the equipment 32 / 44004601TH Rev.1...

  • Page 33: Printer Installation Instructions

    Oki Data CONFIDENTIAL 3.3 Printer Installation Instructions • Install the printer at a place under the following temperature and humidity: Ambient Temperature : 10 to 32°C Ambient Humidity : 20 to 80% relative humidity Maximum Wet-Bulb Temperature : 25°C • Be careful not to be bedewed.

  • Page 34: Packed Units And Attachments

    Oki Data CONFIDENTIAL 3.4 Packed Units and Attachments • Confirm whether there are scratches, stains, etc. on the exterior of the machine. • Confirm whether there are lacking items, damages, etc. among the accessories. • If anything unusual is found, contact the user’s section in charge and follow its instruction.

  • Page 35: Assembly Procedure

    Oki Data CONFIDENTIAL Assembly Procedure 3.5.1 Printer Main Body Remove Protective Equipment (1) Remove front protection tapes (4 places) and back protection tapes (2 places) of the printer. Protection tapes Protection tapes (2) Pull out the paper cassette. (3) Press the open button and open the top cover.
  • Page 36 Oki Data CONFIDENTIAL Install Image Drum Cartridges (1) Pull out the image drum cartridge (4 pieces) gently with the toner cartridge attached. Note! • Handle the image drum (green tube portion) very carefully as it is quite easily injured. • Do not expose the image drum cartridge to direct sunshine or bright light (approximately 1,500 lux or more) .
  • Page 37 Oki Data CONFIDENTIAL (4) Conform the label color of the image drum cartridge to the label color of the printer. (5) Return the 4 image drum cartridges gently. Label Labels (6) Turn the 4 blue levers of the toner cartridges fully in the direction of arrow.
  • Page 38 Oki Data CONFIDENTIAL Load Paper in Paper Cassette (1) Pull out the paper cassette. Note! Do not remove the cork on the plate. (2) Conform the paper guide to the paper size and fix it firmly. Cork Plate Paper Guide (3) Shuffle the sheets of paper and arrange up, down, left and right properly.
  • Page 39 Oki Data CONFIDENTIAL Load Paper in the Manual Feed Opening (1) Put a finger in the dent at the center of the manual feed opening and pull forward. Manual Feed Opening (2) Conform the manual feeding guide to the size of the paper.
  • Page 40 Oki Data CONFIDENTIAL Preserve the Quick Guide Paste the quick guide case to the printer and put in the quick guide. (1) Turn around the quick guide case and remove the covers of the Double faced adhesive tapes (2 places).

  • Page 41: Power Cable Connection

    Oki Data CONFIDENTIAL 3.5.2 Power Cable Connection Conditions for Power Supplies • Observe the following conditions: Alternate Current (AC) : 110 ~127VAC(Range 99~140VAC)/220 ~240VAC(Range 198~264VAC) Power Supply Frequency : 50Hz or 60Hz±2% • Use a voltage regulator when the power supply is not stable.
  • Page 42 Oki Data CONFIDENTIAL Connect Power Supply Cord Note! Be certain the power switch is placed in the OFF (O) position. (1) Insert the electric cord in the printer. (2) Insert the plug in the outlet after connecting the earth cable with the earth cable terminal of the outlet.

  • Page 43: Installation Of Optional Components

    +256MB (384MB) 512MB +512MB (640MB) Note! • You must use genuine Oki Original. Otherwise, the memory will not work. • For banner-sheet printing, use of additional memory of more than 256MB is recommended. • The slot for memory is one slot.
  • Page 44 Oki Data CONFIDENTIAL Remove the image drum cartridges. (1) Remove the 4 image drum cartridges. Image Drum Cartridge (2) Cover the removed image drum cartridges with a sheet of black paper. Note! • As the image drum (green tube portion) is quite liable to injury, take care fully at the time of handling.

  • Page 45: Install The Memory

    Oki Data CONFIDENTIAL Open the memory cover. (1) Release the lock by pushing the knob of the memory cover in the direction of arrow and open the memory cover. Memory Cover Knob Install the memory. Note! Do not touch electronic parts and connector terminal.
  • Page 46 Oki Data CONFIDENTIAL Close the memory cover. (1) Close the memory cover. Confirm that it is firmly locked. Memory Cover Install the belt unit. (1) Hold the belt unit lever (blue) and install the belt unit. Belt Unit Lever (blue)

  • Page 47: Confirmation Of Recognition Of Optional Items

    Oki Data CONFIDENTIAL Install the image drum cartridge. (1) Restore the 4 image drum cartridges to the original place. Image Drum Cartridge Install the electric cord and printer cable to the printer and set the switch on. 3.5.4 Confirmation of recognition of optional items To check to see whether or not the optional items have been installed properly, execute the Menu Map print by referring to "3.6 Menu Map print.

  • Page 48: Menu Map Print

    Oki Data CONFIDENTIAL Menu Map print This print is intended to ensure that the printer operates normally. (1) Press the MENU + key several times to cause "INFORMATION MENU" to be displayed. (2) Press the ENTER key to cause "PRINT MENU MAP/EXECUTE" to appear.

  • Page 49: Network Information Print

    Oki Data CONFIDENTIAL Network Information Print Confirm the network information print. (1) Press the MENU + Key several times to cause "INFORMATION MENU" to be displayed. (2) Press the ENTER Key to cause "NETWORK/EXECUTE" to be displayed. (3) Press the ENTER Key.

  • Page 50: Connection Procedures

    Oki Data CONFIDENTIAL Connection Procedures <USB Connection> Prepare a USB Cable. Note! • The cable of the printer is not attached. Users should buy seperately. • Obtain the cable of USB specification by yourself. • Use the USB cable of Hi-Speed specification in case the connection is to be made using “HI-Speed”...
  • Page 51 Oki Data CONFIDENTIAL <LAN Cable Connection> Prepare the LAN cable. Switch off the power of the printer and computer. Connect the computer and printer. (1) Plug the Ethernet cable into the network interface connector of the printer. (2) Plug the Ethernet cable into the hub.

  • Page 52: Checking Of User Paper

    Oki Data CONFIDENTIAL Checking of User Paper Set the medium the user uses, set up media type/weight, conduct menu map/demo print and confirm that the toner does not peel off. Setting values of Setting * the printer menu setting Types...

  • Page 53: Replacement Of Parts

    Oki Data CONFIDENTIAL REPLACEMENT OF PARTS This section explains the field replacement procedures for parts, assemblies and component units. While those replacement procedures refer to the disassembling of parts, follow the same procedures inversely for reassembling them. The part numbers (1, 2, etc.) employed in this manual are different from those assigned in the corresponding configuration diagrams of Disassembly for Maintenance (44004601TL) and RSPL (44004601TR).
  • Page 54 Oki Data CONFIDENTIAL [Maintenance Tools] Clawle 4-1-1 indicates the tools necessary to replace printed-circuit boards and component units. Clawle 4-1-1 Maintenance Tools Service Tools Q’ ty Place of use Remarks N o. 1-100 Philips 2-2.5 mm screws screwdriver No. 2-200 Philips screwdriver, Magnetized No.

  • Page 55: Part Replacement Methods

    Oki Data CONFIDENTIAL Part replacement methods This subsection explains the replacement methods for the parts and assemblies illustrated in the disassembly system diagram below. 4.2.1 Left side cover Open the top cover. Open the front cover. Remove a screw (silver) 1 four claws A and a claw B to detach the left side cover 2.

  • Page 56: Right Side Cover

    Oki Data CONFIDENTIAL 4.2.2 Right side cover Open the top cover. Open the front cover. Remove a screw (silver) 1 four claws A and a claw B to detach the right side cover 2. Top cover ClawB ClawA Front-cover Figure 4-2-2 Right side cover 56 / 44004601TH Rev.1...

  • Page 57: Rear Cover (Top/Bottom)

    Oki Data CONFIDENTIAL 4.2.3 Rear cover (Top/Bottom) Remove the left side cover. (See Subsection 4.2.1) Remove the right side cover. (See Subsection 4.2.2) Remove two screws (silver) 1. As shown in the drawing, put the flat-blade screwdriver into a hole A to remove two claws A.

  • Page 58: Front Cover

    Oki Data CONFIDENTIAL 4.2.4 Front cover Remove the Shaft-Cover 1 and the stay 2 and then, remove the Shaft-Cover 3, and the Front-Cover 4. Figure 4-2-4 Front cover 58 / 44004601TH Rev.1...

  • Page 59: Top Cover Assembly

    Oki Data CONFIDENTIAL 4.2.5 Top cover assembly Open the top cover. Remove the left side cover. (See Subsection 4.2.1) Remove the right side cover. (See Subsection 4.2.2) Detach the rear cover. (See Subsection 4.2.3) Remove the plate heat. (See Subsection 4.2.18) Remove the plate shield front.

  • Page 60: Top Cover

    Oki Data CONFIDENTIAL 4.2.6 Top cover Remove the top cover assembly. (See Subsection 4.2.5) Remove nine screws (black) 1 to remove the top cover 2. × 9 Figure 4-2-6 Top cover 60 / 44004601TH Rev.1...

  • Page 61: Led Assembly/ Led Assembly Spring

    Oki Data CONFIDENTIAL 4.2.7 LED assembly/ LED assembly spring Open the top cover. After removing the head cable (FFC), apply force in the direction of the arrow ‘X’ as shown in Figure (2). Remove a hook A first and then a hook B to remove the LED assembly 1.

  • Page 62: Rfid Assembly

    Oki Data CONFIDENTIAL 4.2.8 RFID assembly Remove the top cover assembly. (See Subsection 4.2.6) Remove the top cover. (See Subsection 4.2.7) Remove two screws (silver) 1 and all connectors to detach the LUM board (RFID reader writer) 2. Detach six claws A and two claws B engaging with the plate-inner 3 to remove RFID assembly 4.

  • Page 63: Control Pane Assembly

    Oki Data CONFIDENTIAL 4.2.9 Control pane assembly Open the top cover. Open the front cover. Remove the right side cover (See Subsection 4.2.2) Remove the plate shield front and cable (See Subsection 4.2.16) Detach FFC which connects the control panel assembly with the control panel PCB.

  • Page 64: Whp Board

    Oki Data CONFIDENTIAL 4.2.10 WHP board Remove the control panel assembly (See Subsection 4.2.9) Remove a claw A to remove the frame OP 1. Remove a claw B and the button lock 2 to detach the lever lock 3. Remove a spring 4.

  • Page 65: Feeder Unit

    Oki Data CONFIDENTIAL 4.2.11 Feeder unit Open the top cover. Open the front cover. (See Subsection 4.2.4) Remove the Lever_Lock_Assembly 1. Remove the left side cover. (See Subsection 4.2.1) Remove the right side cover. (See subsection 4.2.2) Detach the plate shield front. (See Subsection 4.2.16) Remove a connector 3 connecting to the feeder unit 2 from the TB3 board (main board).

  • Page 66: Manual Feeder Unit

    Oki Data CONFIDENTIAL 4.2.12 Manual feeder unit Open the top cover. Open the manual feeder 1 . Hold both ends of the manual feeder 1 and pull it in the direction of the arrow to remove it. about 45° Figure 4-2-12 Manual feeder unit 66 / 44004601TH Rev.1...

  • Page 67: Face Up Tray

    Oki Data CONFIDENTIAL 4.2.13 Face up tray Remove the left side cover. (See Subsection 4.2.1) Remove the right side cover. (See Subsection 4.2.2) Remove the rear cover. (See Subsection 4.2.3) Remove the supporting points of the face up tray 1 with a flat blade screwdriver.

  • Page 68: Guide Eject Assembly

    Oki Data CONFIDENTIAL 4.2.14 Guide eject assembly Remove the left side cover. (See Subsection 4.2.1) Remove the right side cover. (See Subsection 4.2.2) Remove the rear cover. (See Subsection 4.2.3) Remove the top cover assembly. (See Subsection 4.2.5) Remove the color registration assembly. (See Subsection 4.2.17) Detach two latches at the lower part of the guide eject assembly 1 to remove the guide eject assembly 1.

  • Page 69: Eject Roller

    Oki Data CONFIDENTIAL 4.2.15 Eject roller Remover the guide eject assembly 1. (See Subsection 4.2.14) Remove two claws A to divide them into the guide eject lower 2 and the guide eject upper Detach a claw B, three gear idle ejects 4. Remove the shaft assembly eject (FD) 5 and the shaft assembly eject (FU) 6.

  • Page 70: Plate Shield Front

    Oki Data CONFIDENTIAL 4.2.16 Plate shield front Remove three screws (silver) and remove the plate shield front 2. Claw Figure 4-2-16 Plate shield front 70 / 44004601TH Rev.1...

  • Page 71: Color Registration Assembly

    Oki Data CONFIDENTIAL 4.2.17 Color registration assembly Remove two screws (silver) 1 to remove the plate heat. Remove two screws (silver) 3 to detach two connectors and one FFC. Then remove the color registration assembly 4. Detach two supporting points to remove the frame shutter 5.

  • Page 72: Plate Shield Rear

    Oki Data CONFIDENTIAL 4.2.18 Plate shield rear Remove the left side cover. (See Subsection 4.2.1) Remove the right side cover. (See Subsection 4.2.2) Remove the rear cover. (See Subsection 4.2.3) Remove the top cover assembly. (See Subsection 4.2.5) Remove the color registration assembly. (See Subsection 4.2.17) Remove the plate shield front.

  • Page 73: Prs Board (Toner Sensor Board)/ Gear Idle Dram

    Oki Data CONFIDENTIAL 4.2.19 PRS board (toner sensor board)/ Gear idle dram Remove the right side cover. (See Subsection 4.2.2) Remove seven screws (silver) 1 and remove bracket outer 2. Remove the drum idle gears 3, 4, 5 and 6.

  • Page 74: Main Motor/ Solenoid

    Oki Data CONFIDENTIAL 4.2.20 Main motor/ Solenoid Remove the left side cover. (See Subsection 4.2.1) Remove the right side cover. (See Subsection 4.2.2) Remove the rear cover. (See Subsection 4.2.3) Remove the front cover (See Subsection 4.2.4) Remove the plate shield front. (See Subsection 4.2.16) Remove the top cover assembly.
  • Page 75 Oki Data CONFIDENTIAL Claw C Claw E Claw D Figure 4-2-20 Main motor/ Solenoid 75 / 44004601TH Rev.1...

  • Page 76: Belt Motor/ High Voltage Board/ Cover Open Switch

    Oki Data CONFIDENTIAL 4.2.21 Belt motor/ High voltage board/ Cover open switch Remove the left side cover. (See Subsection 4.2.1) Remove the connector and claw A to remove the cover open switch1. Remove a screw (silver) 2 and a screw (black) 3, and then remove seven claws B to detach the high voltage board 3.

  • Page 77: Low Voltage Power Supply/ Low Voltage Fan

    Oki Data CONFIDENTIAL 4.2.22 Low voltage power supply/ Low voltage fan Remove the left side cover (See Subsection 4.2.1) Remove the right side cover (See Subsection 4.2.2) Remove the plate shield front (See Subsection 4.2.16) Remove a cable connecting the TB3 board (main board) with the Low voltage power supply.

  • Page 78: Tb3 Board (Main Board)

    Oki Data CONFIDENTIAL 4.2.23 TB3 Board (Main Board) Remove the left side cover (See Subsection 4.2.1) Remove the right side cover (See Subsection 4.2.2) Remove the plate shield front (See Subsection 4.2.16) Remove all connectors connecting to the TB3 board (main board).

  • Page 79: Lubricating Points

    Lubricating points This subsection indicates the lubricating points of the printer. Conversely, it means that any other parts than the specified lubricating points must not be lubricated. There is no need to lubricate in the midst of a disassembling job. However, if lubricating oil has been wiped off, supply the specified oil.
  • Page 80 1 43192202 Plate-Assy.-Base Gear-Z24-50-HP Stopper-HP Both side EM-30L Class A End face Holder-Planet EM-30L Class C Bearing portion Post EM-30L Class A EM-30L Class A Both side EM-30L Class A Gear-Planet-HP Bearing portion EM-30L Class A Stopper-Z45-48-HP Shaft-Hopping The side of groove EM-30L Class C Gear bottom surface EM-30L Class C...
  • Page 81 2 43192602 Cassette-Assy. The MOLYKOTE (EM-30L) should be applied to the hatched areas portions shown in the figure below before assembly. (At both sides) Frame-Separation Fulcrum of rotation and side The application of grease protruding over Class C on the paper carriage surface is not permitted.
  • Page 82 4-1 43194101 Plate-Assy.-Side-R (PX732) Apply MOLYKOTE (EM-30L) to the hatched areas. EM-30L Class C Gear-Idle-Heat Bracket-Inner (Caulking) Apply MOLYKOTE (EM-30L) to the inside of a gear. EM-30L Class C Grease is not applied to a metal shaft. Gear-Idle-Drum-Z24-117 Apply MOLYKOTE (EM-30L) to the gear tooth surface EM-30L Class F Apply MOLYKOTE (EM-30L) to the end face...
  • Page 83 4-3 43194601 Cover-Ass.-Plate-R OR-Board-PRS After palish the terminals to luster with BEMCOT M-3 Tetfa (C-9300) is soaked cotton swab a little (Class:S). and it coated on terminals. (32 places) Class S 4-4 43194101 Plate-Assy-Side-R(PX732) Apply MOLYKOTE (EM-30L) to the hatched areas. EM-30L Class C Plate-Side-R(Caulking) 5 43200101 Plate-Assy.-Side-L (PX732)
  • Page 84 6 43209701 Holder Assy.-Regist-L Holder-Regist-L Apply MOLYKOTE (EM-30L) to the hatched areas. EM-30L Class C 7 43210301 Holder Assy.-Regist-R Holder-Regist-R Apply MOLYKOTE (EM-30L) to the hatched areas. EM-30L Class C 84 / 44004601TH Rev.1...
  • Page 85 8 43217001 Fuser-Assy. Cam-Release Lever-Release Apply MOLYKOTE (HP-300) to the hatched areas. HP-300 Class C 9-1 43206503 Guide-Assy.-Eject-U Apply MOLYKOTE (EM-30L) to the sliding portions (hatching portions). EM-30L Class S Not allowed to stain the area with grease The application of grease protruding over on the paper carriage surface is not permitted.
  • Page 86 9-2 43206503 Guide-Assy.-Eject-U Bearing-Eject (FD.FU) (2 points) Apply MOLYKOTE (EM-30L) to the hatched areas. EM-30L Class C Apply MOLYKOTE (EM-30L) to the gear tooth surface. EM-30L Class C Gear-Idle-Exit (Z19) Gear-Idle-Exit (Z19) Apply MOLYKOTE (EM-30L) to the hatched areas. (In gear bearing part) EM-30L Class C Gear-Idle-Exit (Z21) 86 /...
  • Page 87 0-1 43192008 Printer-Unit-PX742 Apply MOLYKOTE (EM-30L) to the terminal tip areas. EM-30L Class C Apply areas to grease (4 points) Apply MOLYKOTE (EM-30L) to the end face. EM-30L Class C Apply MOLYKOTE (EM-30L) to the hatched areas. EM-30L Class C Apply MOLYKOTE (EM-30L) to the hatched areas.
  • Page 88 0-2 43192008 Printer-Unit-PX742 Apply MOLYKOTE (EM-30L) to the hatched areas. EM-30L Class C Plate-Assy.-Side-R Spring-Torsion-L Spring-Torsion-R Apply PM with a brush to the portion of the slot of solid coiling of this torsion-spring. (2 places, Both Sides) PM Class C 88 / 44004601TH Rev.1...
  • Page 89 A-1 43216001 Belt-Unit (PX732) Guide-R Guide-L Apply MOLYKOTE (EM-30L) to the hatched area. EM-30L Class C Not applying grease to a part of a metal plate. Bracket-CL-Assy. Bracket-CL-L Apply MOLYKOTE (EM-30L) to the hatched area. EM-30L Class C 89 / 44004601TH Rev.1...
  • Page 90 A-2 43216001 Belt-Unit (PX732) Apply MOLYKOTE (EM-30L) to all inside of Bearing-TR(Belt). EM-30L Class A Roller-Transfer Bearing-TR(Belt) Frame Assy.-Belt Apply MOLYKOTE (EM-30L) to all inside of Bearing-TR(Belt). EM-30L Class A Apply MOLYKOTE (EM-30L) to an end face of Gear-Drive-Z36. EM-30L Class C Bearing-GSB Gear-Drive-Z36 90 /...
  • Page 91 B 44017501 Borad-Assy PX742 PDL OR-Board-TB3 Polish the two terminals clean with fine-grade wipers (e.g. BEMCOT_M-3 or equivalent), then put lubricant (e.g. TETRA_C-9300 or equivalent) on them. Class S 91 / 44004601TH Rev.1...

  • Page 92: Maintenance Menus

    Oki Data CONFIDENTIAL MAINTENANCE MENUS The adjustment of this printer can be implemented using the maintenance utility and also by key input through the operator panel. This printer provides maintenance menus, apart from the normal menus. Select the menu that best suits the purpose of your intended adjustment.
  • Page 93 Oki Data CONFIDENTIAL Table 5-1. Maintenance menu indication table (2/3) Category Item(1st Line) Value(2nd Line) DF Function CONFIG MENU CODESET TYPE1 Function TYPE2 This menu is displayed on the printers for all destinations. TYPE1: Does not indicate Russian/ Greek. TYPE2: Indicates Russian/Greek.
  • Page 94 Oki Data CONFIDENTIAL Table 5-1. Maintenance menu indication table (3/3) Category Item(1st Line) Value(2nd Line) DF Function PERSONALITY IBM5577 ENABLE Changes the default of support PDL DISABLE language for each destination. IBM PPR III XL ENABLE The PDL language disabled in this...

  • Page 95: Tbd

    Oki Data CONFIDENTIAL 5.2 TBD 95 / 44004601TH Rev.1...
  • Page 96 Oki Data CONFIDENTIAL 96 / 44004601TH Rev.1...
  • Page 97 Oki Data CONFIDENTIAL 97 / 44004601TH Rev.1...
  • Page 98 Oki Data CONFIDENTIAL 98 / 44004601TH Rev.1...

  • Page 99: Self-Diagnostic Mode

    Oki Data CONFIDENTIAL 5.3 Self-diagnostic mode Individual explanation of LEVEL0 and LEVEL1. 5.3.1 Operator panel The explanation of the operations relating to the self-diagnosis presupposes the (1) Transition of menu items Self-diagnostic Self-diagnostic xxxxx Level transition is possible only when a part is displayed.
  • Page 100 Oki Data CONFIDENTIAL (1) Switchover of menu items LEVEL0 The transition of xxxxx is activated when [BACK] or [ONLINE] is pressed and held down, or [MENU+] or [MENU-] is pressed briefly. The transition of xxxxx is activated with [MENU+] or [MENU-].
  • Page 101 Oki Data CONFIDENTIAL 101 / 44004601TH Rev.1...

  • Page 102: Normal Self-Diagnostic Mode (Level 1)

    Oki Data CONFIDENTIAL 5.3.2 Normal self-diagnostic mode (Level 1) The menus of the normal self-diagnostic mode are indicated below. Table 5-3 Maintenance Utility Adjustment Items Maintenance Utility Item Self-diagnosis Menu Adjustment ML3600n (With a Panel) Switch scan SWITCH SCAN Checking of inlet sensor and switch No.19...

  • Page 103: Activation Method For Self-Diagnostic Mode (Level 1)

    Oki Data CONFIDENTIAL 5.3.2.1 Activation method for self-diagnostic mode (Level 1) The system maintenance menu mode is activated when the power is turned on with the MENU+ and MENU- keys held down simultaneously Press the MENU+ or MENU- key several times, until "ENGINE DIAG MODE" is displayed.
  • Page 104 Oki Data CONFIDENTIAL Toner sensor C RFID antenna Y Fuser thermistor upper/ RFID antenna M RFID antenna C Toner sensor Y Compensation thermistor Toner sensor M RFID antenna K Toner sensor K ID Up/Down motor Write sensor Inlet sensor 2...
  • Page 105 Oki Data CONFIDENTIAL 105 / 44004601TH Rev.1...

  • Page 106: Motor Clutch Test

    Oki Data CONFIDENTIAL 5.3.4 Motor clutch test This self-diagnosis is practiced to test motors and clutches. Activate the self-diagnostic mode (Level 1), press and hold down the MENU+ or MENU- key, until "MOTOR & CLUTCH TEST" appears in the upper line of the display section, and then, press the ENTER key.
  • Page 107 Oki Data CONFIDENTIAL ID motor ID Up/Down motor Cassette 1 Hopping Motor Fuser Motor (Registration Motor, (Registration Shutter) Front Motor) Hopping Solenoid Belt Motor Figure 5-2 Table 5-5 Description of Control for Unit Driving Unit Name ID motor To be driven with all the IDs (Black/yellow/magenta/cyan) removed.

  • Page 108: Test Print

    Oki Data CONFIDENTIAL 5.3.5 Test print This self-diagnosis is practiced to print test patterns built in PU. Other test patterns are stored in the controller. This print cannot be used to check the print quality. To diagnose abnormal images, follow Section 7.
  • Page 109 Oki Data CONFIDENTIAL Notes! PAGE setup ----------------- After shifting the digit of the set value with the MENU+ key or MENU- key, press the ONLINE key. The set value will be incremented. Pressing the CANCEL key decrements it. COLOR setup --------------- Pressing the ENTER key after selecting ON causes the data indicated below to appear on the panel.
  • Page 110 Oki Data CONFIDENTIAL Pattern 3 Pattern 4 Pattern 5 Pattern 6 Note! If the solid print (Pattern 7) available among the local print functions is conducted with 100% of each color, offset will take place. To prevent this offset, it will be...
  • Page 111 Oki Data CONFIDENTIAL • When print is executed, the following message is displayed: P=*** W=*** P: Number of test-print pages (Unit: sheets) W: Print wait time (Unit: seconds) • Pressing the MENU+ key switches over the indication. T=*** U=***[###] H=*** %L=***[###] U: *** = Measured value of upper heater temperature [Unit: ˚C]...
  • Page 112 Oki Data CONFIDENTIAL • Pressing the MENU+ key switches over the indication. ID=**** KID, YID, MID and CID denote the constant-speed timer values of the respective ID motors (I/O set values) [Unit: HEX]. • Pressing the MENU+ key switches over the indication.

  • Page 113: Color Registration Adjustment Test

    Oki Data CONFIDENTIAL 5.3.6 Color registration adjustment test This self-diagnosis is practiced to conduct testing on the color registration function of the printer and to locate the cause of color drift. Restore the normal operation of the printer by following the troubleshooting procedure if any error is issued during the color registration test.

  • Page 114: Print Density Adjustment Test

    Oki Data CONFIDENTIAL <<BLT REFLECT RSLT is executed>> The same as the key operation of Item2. in the execution of BLT REFLECT TEST. 4. Repeat Items 2 and 3, as needed. 5. Press the [BACK] key to terminate the test. (Status of Item 1 restored)
  • Page 115 Oki Data CONFIDENTIAL <<DENS ADJ RESULT is executed>> The same as the key operation of Item 2 in the execution of DENS ADJ EXECUTE. <<DENS ADJ PAR-SET is executed>> Indication only, without functionality. <<AUTO CALIBRATION is executed>> 1 Automatic setting of a density sensor sensitivity correction value is made. ([READY] light...

  • Page 116: Indication Of Consumable Part Counters

    Oki Data CONFIDENTIAL 5.3.8 Indication of consumable part counters This self-diagnosis is practiced to indicate the consumed states of consumable parts. Activate the normal self-diagnostic mode, and press and hold down the [MENU+] key or [MENU- ] key, until "CONSUMABLE STATUS" appears in the display section, and then, press the ENTER key.

  • Page 117: Indication Of Printed

    Oki Data CONFIDENTIAL 5.3.9 Indication of printed page counters This self-diagnosis is practiced to indicate the current number of printed pages of the printer. Activate the normal self-diagnostic mode, and press and hold down the [MENU+] key or [MENU- ] key, until "PRINTER STATUS" appears in the display section, and then, press the ENTER key.

  • Page 118: Setup Of Self-Diagnostic Function

    Oki Data CONFIDENTIAL 6. Press the [BACK] key to terminate the test. (The status of Item 1 is restored.) Indication Set value Function FACTORY MODE FACTORY MODE For setting the Factory Work mode (Fuse-cut disabled mode). SHIPPING MODE For canceling the Factory Work mode and enabling the fuse-cut function.

  • Page 119: Indication Of Led Head Serial Number

    Oki Data CONFIDENTIAL 6. Press the [BACK] key (except for the status of Item 4.) to terminate the setup. (Status of Item 1 restored) Indication Set value Function Operation of set value TONER SENSOR ENABLE Detects. For enabling/disabling toner sensor operation.

  • Page 120: Details Of Panel Indications

    Oki Data CONFIDENTIAL 5.3.13 Details of panel indications Display LCD (English) Ready Attention Description Level (I I means no display in upper line) PLEASE WAIT It displays, while not having determined the system Initializing display language immediately after turning on a power supply.
  • Page 121 Oki Data CONFIDENTIAL LCD (English) Ready Attention Description Level (I I means no display in upper line) CHECK DATA Displays that an error takes place while a program data Initializing REC DATA ERROR <%DLCODE%> to update is being received. %DLCODE%...
  • Page 122 Oki Data CONFIDENTIAL LCD (English) Ready Attention Description Level (I I means no display in upper line) ONLINE Shows on-line status. Normal OFFLINE Shows off-line status. Normal * Ready LED in off-line is always assumed to be Off. FILE ACCESSING...
  • Page 123 Oki Data CONFIDENTIAL LCD (English) Ready Attention Description Level (I I means no display in upper line) CANCELING JOB Blink Varies Indicates that a job is being cancelled because the Normal (BUFFER FULL) printer area where the logs are stored has been used up and also "Cancel job"...
  • Page 124 Oki Data CONFIDENTIAL LCD (English) Ready Attention Description Level (I I means no display in upper line) Varies Toner amount is low. Displayed in a combination of other Warning ORDER %COLOR% TONER (Blink) message in the first line. (Off) In case of MENUÅhLOW TONER=STOP,Åh ATTENTION LED blinks and the printer shifts to OFF Line.
  • Page 125 Oki Data CONFIDENTIAL LCD (English) Ready Attention Description Level (I I means no display in upper line) Varies The chip of RFID is not compatible. Warning NON GENUINE %COLOR% TONER %COLOR% Blink Varies Interpreter detects an error due to the following reason.
  • Page 126 Oki Data CONFIDENTIAL LCD (English) Ready Attention Description Level (I I means no display in upper line) Varies Notifies the toner cartridge is not installed. This is a Warning %COLOR% TONER NOT INSTALLED warning only. Varies Notifies the life of the drum. This is a warning only.
  • Page 127 Oki Data CONFIDENTIAL LCD (English) Ready Attention Description Level (I I means no display in upper line) Varies Varies Density Adjustment Black Calibration Error.Error that Warning DENSITY BLACK CALIBRATION does not occur at user level.Displayed only in ERROR FactoryMode. PU firmware does not notify this warning to CU firmware at the time of Shipping Mode.
  • Page 128 Oki Data CONFIDENTIAL LCD (English) Ready Attention Description Level (I I means no display in upper line) Varies When a color registration error is detected with coarse Warning REGISTRATION ERROR n adjustment, or with the main-scan line adjustment. PU firmware does not notify this warning to CU firmware at the time of Shipping Mode.
  • Page 129 Oki Data CONFIDENTIAL LCD (English) Ready Attention Description Level (I I means no display in upper line) PRESS ONLINE SW Varies Indicates that the free space of the storage device is too Warning JOB LOG. DISK FULL small to execute PRINT STATISTICS SYSTEM.

  • Page 130: Settings After Parts Replacement

    Oki Data CONFIDENTIAL Settings after Parts Replacement The necessary adjustments after the parts exchange are explained as follows. Replaced Part Adjustment LED Head Not required. Image Drum Cartridge Not required. (Any of Y, M, C and K) Fuser Unit Not required.
  • Page 131 Oki Data CONFIDENTIAL When F/W is updated, display the new revision by the following method. 1) Perform "PRINT MENU MAP" and confirm the update of F/W revision. 2) Paint out ROM label stuck on the location of the figure below according to the rewritten F/W revision.
  • Page 132 Oki Data CONFIDENTIAL (b) When it is impossible to access to the EEPROM of the circuit board to be removed. When SERVICE CALL 40 [CU EEPROM Error] or SERVICE CALL 105 [Engine EEPROM Error] is displayed on the LCD by handling the circuit board to be removed, or when the EEPROM data cannot be read out, perform maintenance with the maintenance utility according to the following procedure after replacing with a new circuit board.
  • Page 133 Oki Data CONFIDENTIAL 5.4.1.3 Mode change after setup of EEPROM When PCB-TB3 has been replaced, it will become Factory Mode.Therefore there is a need to change it from Factory Mode to Shipping Mode to activate the new EEPROM by the maintenance utility.

  • Page 134: About The Manual Setting Of Density Correction

    Oki Data CONFIDENTIAL About the manual setting of density correction At shipment the density correction mode of printer is set to [Auto], if the user set it to [Manual] mode, the density in use will be changed, thus the density might appear strange.

  • Page 135: Regular Maintenance

    Oki Data CONFIDENTIAL REGULAR MAINTENANCE Recommended substitutes It is recommended by our company that only heavy users should change the following parts. (If not changed, the printing quality cannot be guaranteed and failures may arise.) Part Name C3600n Friction Pad Assy 42088801 Roller Assy.
  • Page 136 Oki Data CONFIDENTIAL CLEANING LED HEAD If there appear line breaks or white lines, or the letters and characters are blurred, please clean your LED head. (1) Switch off the power supply. (2) Press OPEN button and open the top cover.

  • Page 137: Cleaning The Pick-Up Roller

    Oki Data CONFIDENTIAL Cleaning the pick-up roller If there appear vertical lines on the printing side, please clean the pick-up roller. Note! In order not to cause damage to the surface of roller, please use soft cloths to clean it.

  • Page 138: Cleaning The Inside Of The Printer

    Oki Data CONFIDENTIAL 6.5 Cleaning the inside of the printer CLEANING THE INSIDE OF THE PRINTER According to printing patterns, the metal shaft between fuser and cyan image drum cartridge may be stained with toner. If this happens, please clean your printer.
  • Page 139 Oki Data CONFIDENTIAL (4) Take out the fuser unit. Personal injuries may occur. The fuser unit is extremely hot. Be careful not to touch it. If the fuser unit is hot, do not try yourself to clear paper but wait until the fuser unit becomes cool.

  • Page 140: Troubleshooting Procedures

    Oki Data CONFIDENTIAL TROUBLESHOOTING PROCEDURES Precautions prior to repair Confirm the basic check items indicated in the User's Manual. Through hearing from the user, obtain information, as far in detail as possible, on the situation concerning the fault. Inspect the printer in a condition close to the actual situation in which the fault occurred.

  • Page 141: Lcd Message List

    Oki Data CONFIDENTIAL 7.4.1 LCD Message List When the printer detects an irrecoverable error, it displays a service call error in the LCD like the one given below: Service call nnn: error Note! "nnn" is an error code. When a service call error is issued, an error code is displayed in the lower line of the LCD, accompanied by the relevant error information.
  • Page 142 Oki Data CONFIDENTIAL Table 7-1-1 Operator Alarm (2/7) Code Ready Attention Description Display on Operator Panel DOWNLOAD MESSAGE Varies Varies Indicates that message data to be updated is being Error PROCESSING processed. DOWNLOAD MESSAGE Varies Varies Indicates that message data to be updated is being...
  • Page 143 Error %ERRCODE%:%COLOR% TONER distribution channel, but the group of signature ID is REGIONAL MISMATCH proper (OKI regional mismatch). As probable missing to measure the amount of toner, the printer notifies error status and stop printing. Error 554 : Y Error 555 : M...
  • Page 144 Oki Data CONFIDENTIAL Table 7-1-1 Operator Alarm (4/7) Code Ready Attention Description Display on Operator Panel GENUINE TONER IS RECOMMENDED Blink The signature ID of toner cartridge can not be Error %ERRCODE%:NON GENUINE recognized (Unauthorized third party). %COLOR% TONER As probable missing to measure the amount of toner, the printer notifies error status and stop printing.
  • Page 145 Oki Data CONFIDENTIAL Table 7-1-1 Operator Alarm (5/7) Code Ready Attention Description Display on Operator Panel OPEN TOP COVER Blink Jam has occurred in paper path. Error %ERRCODE%:PAPER JAM Error 381 : Transport Error 382 : Exit Error 385 : Around Fuser Unit...
  • Page 146 Oki Data CONFIDENTIAL Table 7-1-1 Operator Alarm (6/7) Code Ready Attention Description Display on Operator Panel CHECK BELT Blink The belt unit is not correctly installed. Error %ERRCODE%:BELT MISSING CLOSE COVER Blink The cover is open. Error %ERRCODE%:COVER OPEN Error 310 : Top Cover...
  • Page 147 Oki Data CONFIDENTIAL Table 7-1-1 Operator Alarm (7/7) Code Ready Attention Description Display on Operator Panel SHUTTING DOWN It is shown that a printer is shutting down. Error Shutdown processing is started with which press BACK button 4 seconds or more after the completion of initiolization processing of a printer.
  • Page 148 Oki Data CONFIDENTIAL Table 7-1-2 service call error list (1/6) Display Cause Details of error Method Service call Machine Check Replace TB3 board 001:Error Exception Hardware fault detected. (Board defectiveness or Shortage of power supply volume) Power off/on CPU Excepption...
  • Page 149 Oki Data CONFIDENTIAL Table 7-1-2 service call error list (2/6) Display Cause Details of error Method Power off/on Engine I/F Error Replace TB3 board 072: Error I/F Error between PU and Power off/on Video Error When Change the PC to high spec or lower...
  • Page 150 Oki Data CONFIDENTIAL Table 7-1-2 service call error list (3/6) Display Cause Details of error Method Service call Low-voltage Is fan in low-voltage power supply Check connections for connector of 122:Error power supply fan unit operating? fan. error. Replace low-voltage power supply.
  • Page 151 Oki Data CONFIDENTIAL Table 7-1-2 service call error list (4/6) Display Cause Details of error Method Service call Defective fuse Is the belt unit installed correctly? Reinstall the belt unit. 154: Error cutting of belt Does the error recur? Turn on the power supply again...
  • Page 152 Oki Data CONFIDENTIAL Table 7-1-2 service call error list (5/6) Display Cause Details of error Method Service call The short circuit Check the cable connection between 174: Error of the backup the ZAK board and TB3 board and roller turn on the power again.
  • Page 153 Oki Data CONFIDENTIAL Table 7-1-2 service call error list (6/6) Display Cause Details of error Method Service call RFID Reader I/F An interface error was detected with 01: Same as Error 230. 231: Error Error the RFID reader device. 02: Replace the LUM board 01: communication error between (RFID reader/writer board).

  • Page 154: Preparing For Troubleshooting

    Oki Data CONFIDENTIAL 7.4.2 Preparing for troubleshooting (1) LCD Display Malfunction ..................156 (1-1)) Nothing is displayed in LCD ................156 (2) Irregular Operation of the device after turning on the power ........157 (2-1) No operation ..................... 157 (2-2) Abnormal sound ..................
  • Page 155 Oki Data CONFIDENTIAL (13) Toner cartridge is not recognized (Error 540, 541, 542, 543) ....... 183 (13-1) Consumable error ..................183 (13-2) Toner sensor error ..................183 (13-3) Defective mechanism error ..............184 (14) Fuse Cut Error (Error 150-155) ................184 (14-1) Fuse cut errors ..................

  • Page 156: 1) Lcd Display Malfunction

    Oki Data CONFIDENTIAL 7.4.2.(1) LCD Display Malfunction (1-1) Nothing is displayed in LCD Confirmation Items Confirmation Tasks Action at NG (1-1-1) Fuse confirmation Fuse F3 of main board (TB3 Confirm whether F3 is Blown. Exchange F3 or TB3 PCB) PCB.

  • Page 157: 2) Irregular Operation Of The Device After Turning On The Power

    Oki Data CONFIDENTIAL 7.4.2.(2) Irregular Operation of the device after turning on the power (2-1) No operation Confirmation Items Confirmation Tasks Action at NG (2-1-1) Peripheral check of power supply AC power supply supplied to Confirm the supplied voltage of the AC power supply.

  • Page 158: Abnormal Sound

    Oki Data CONFIDENTIAL (2-2) Abnormal sound Confirmation Items Confirmation Tasks Action at NG (2-2-1) Motor step out confirmation (driver abnormality) Operation condition of each Use the motor clutch test function of the maintenance utility to Exchange main board motor confirm whether the operation of each motor is normal or (TB3 PCB).

  • Page 159: Abnormal Odor

    Oki Data CONFIDENTIAL (2-3) Abnormal odor Confirmation Items Confirmation Tasks Action at NG (2-3-1) Locate the position with abnormal odor occurred. Fuser unit Take out the fuser and confirm the odor. Perform (2-3-2). Low-voltage power supply Take out the low-voltage power supply unit and confirm the...

  • Page 160: Error Number And Jam Location At Paper Jam

    Oki Data CONFIDENTIAL Error number and jam location at paper jam Error No. Name Reference Corresponding sensor Jam release method Jam release method 1 Feed (front cover jam) IN2, WR Transport (paper feed jam) IN1, IN2, WR, EXIT Jam release method 2...
  • Page 161 Oki Data CONFIDENTIAL Jam Release Method 1 Remove the jammed paper. Front Cover Part [code: 380 (front cover jam), 391 (paper feed jam), and 400 (paper size error)] Open the front cover, if the front and the rear end of the paper can be seen, please pull the jammed paper out slowly.
  • Page 162 Oki Data CONFIDENTIAL Jam Release Method 2 Fuser Unit Part [code: 381 (Paper feeding jam) and 382 (paper eject jam)] Possible to get burned. The fuser unit is extremely hot. Be careful not to touch it. If the fuser unit is hot, do not try yourself to clear paper but wait until the fuser unit becomes cool.
  • Page 163 Oki Data CONFIDENTIAL (4) Hold the handle, return the fuser to the printer softly. (5) Push the fuser lock lever (two blue places) down to the interior side, and fix it. Handle Note! After removing the paper jammed in the fuser, please print the menu map (section 3.6) and the white paper etc for several times because the unfixed toner may remain in the fuser.
  • Page 164 Oki Data CONFIDENTIAL (2) Take the image drum (four cartridges) out, and put them on a table with flat surface. (3) Cover the taken-out image drum cartridge with black paper. Note! • The image drum surface (green cylinder unit) is very delicate. Please handle with care.
  • Page 165 Oki Data CONFIDENTIAL When the front and back end of paper cannot be seen Carefully remove the jammed paper in the direction of the arrow. Fuser Paper When the back end of paper can be seen Press the release lever in the direction of the arrow, and carefully remove the jammed paper.

  • Page 166: 3) Paper Feed Jam (Error 391:1St Tray)

    Oki Data CONFIDENTIAL 7.4.2.(3) Paper Feed Jam (Error 391:1st tray) (3-1) Paper jam occurred immediately after turning on the printer. (1st tray) Confirmation Items Confirmation Tasks Action at NG (3-1-1) Check paper-feeding route condition Paper-feeding route inside the Open the front cover, and check whether the paper jam...
  • Page 167 Oki Data CONFIDENTIAL Confirmation Items Confirmation Tasks Action at NG (3-2-4) Check the connection Check the cable connection. By visual inspection, please check whether incompletely Connect the cable connection and oblique insertion of connector or defective normally.Replace the cable assembly exists.

  • Page 168: 4) Paper Feed Jam (Error 390: Multipurpose Tray)

    Oki Data CONFIDENTIAL 7.4.2.(4) Paper Feed Jam (Error 390: Multipurpose tray) (4-1) Paper jam occurred immediately after turning on the printer. (Multipurpose tray) Confirmation Items Confirmation Tasks Action at NG (4-1-1) Check paper-feeding route condition Paper-feeding route inside the Check whether the paper jam occurred during the route.

  • Page 169: Paper Jam Occurred Immediately After Paper Feeding

    Oki Data CONFIDENTIAL (4-2) Paper jam occurred immediately after paper feeding. (Multipurpose tray) Confirmation Items Confirmation Tasks Action at NG (4-2-1) Check paper-feeding route condition Paper-feeding route inside Check whether the paper jam occurred during the route. Remove the jammed the multipurpose tray paper.

  • Page 170: 5) Paper Transport Jam (Error 381)

    Oki Data CONFIDENTIAL 7.4.2.(5) Paper transport jam (Error 381) (5-1) Transport jam occurred immediately after turning on the printer. Confirmation Items Confirmation Tasks Action at NG (5-1-1) Check paper-feeding route condition Paper-feeding route inside the Check whether the paper jam occurred during the route.

  • Page 171: Transport Jam Occurred Immediately After Paper Pickup

    Oki Data CONFIDENTIAL (5-2) Transport jam occurred immediately after paper pickup. Confirmation Items Confirmation Tasks Action at NG (5-2-1) Check feeding condition Paper feeding on the belt Remove the ID unit, and check whether the paper jam occurred Remove the jammed during the route.
  • Page 172 Oki Data CONFIDENTIAL Confirmation Items Confirmation Tasks Action at NG (5-2-4) Check the connection Paper feed motor cable, ID Check the cable connection. Assemble normally. motor cable, belt motor cable, By visual inspection, check whether incompletely connection Replace the cable with...

  • Page 173: Transport Jam Occurred During Paper Feeding

    Oki Data CONFIDENTIAL (5-3) Transport jam occurred during paper feeding. Confirmation Items Confirmation Tasks Action at NG (5-3-1) Check the motor operation Paper feed motor, belt motor, By using the motor clutch test function of the maintenance utility, Replace main board...

  • Page 174: Transport Jam Occurred Immediately After Fuser Is In Position

    Oki Data CONFIDENTIAL (5-4) Transport jam occurred immediately after fuser is in position. Confirmation Items Confirmation Tasks Action at NG (5-4-1) Check the motor operation Fuser motor By using the motor clutch test function of the maintenance Replace the main board utility, check whether fuser motor operates normally.

  • Page 175: 6) Paper Exit Jam (Error 382)

    Oki Data CONFIDENTIAL 7.4.2.(6) Paper Exit Jam (Error 382) (6-1) Paper eject jam occurred immediately after turning on the printer. Confirmation Items Confirmation Tasks Action at NG (6-1-1) Check paper-ejecting route condition Paper-ejecting route across Check whether the paper jam occurred during the route.

  • Page 176: Paper Eject Jam Occurred Immediately After Paper Pickup

    Oki Data CONFIDENTIAL (6-2) Paper eject jam occurred immediately after paper pickup. Confirmation Items Confirmation Tasks Action at NG (6-2-1) Check the paper route condition Faceup stacker cover Check whether the cover is completely close or open. Do not keep the cover in incomplete close/open state.

  • Page 177: Paper Eject Jam Occurred During Paper Feeding

    Oki Data CONFIDENTIAL (6-3) Paper eject jam occurred during paper feeding. Confirmation Items Confirmation Tasks Action at NG (6-3-1) Confirm status of the motor operation Fuser Motor By using the motor clutch test function of the maintenance Replace the main utility, check whether fuser motor operates normally.

  • Page 178: 7) Paper Size Error (Error 400)

    Oki Data CONFIDENTIAL 7.4.2.(7) Paper Size Error (Error 400) (7-1) Jam occurred when the rear end of paper is close to IN1 sensor. Confirmation Items Confirmation Tasks Action at NG (7-1-1) Check the paper feeding condition Paper overlapping Open the front cover, and check whether two or more document If paper jam reoccurred sheets are fed overlapping.

  • Page 179: 8) Id Unit Up-Down Error (Service Call 140-143)

    Oki Data CONFIDENTIAL 7.4.2.(8) ID Unit Up-Down Error (Service Call 140-143) (8-1) Error occurred during ID unit up operation Confirmation Items Confirmation Tasks Action at NG (8-1-1) Check the load during up operation Load when ID unit is attached Check whether abnormal load exists when ID unit is attached or...

  • Page 180: 9) Fuser Error (Error 170-177)

    Oki Data CONFIDENTIAL 7.4.2.(9) Fuser Error (Error 170-177) (9-1) Error occurred immediately after turning on the printer. Confirmation Items Confirmation Tasks Action at NG (9-1-1) Trouble of thermistor Note) Upper thermistor, lower Check whether short or open circuit exists. Replace the fuser with a...

  • Page 181: 10) Motor Fan Error(Error 127)

    Oki Data CONFIDENTIAL 7.4.2.(10) Motor Fan Error(Error 127) (10-1) Fan cannot rotate. Confirmation Items Confirmation Tasks Action at NG (10-1-1) Cable connection, wire layout Cable connection, wire layout Check whether the connector is connected normally. Check Reconnect the of low-voltage power supply whether the redundant part of cable may touch the fan blade.

  • Page 182: 11) Print Speed Is Slow (Low Performance)

    Oki Data CONFIDENTIAL 7.4.2.(11) Print Speed is Slow (Low Performance) (11-1) The print speed will fall to about 2ppm after the continuous print started for about ten minutes. Confirmation Items Confirmation Tasks Action at NG (11-1-1) Ambient temperature The ambient temperature of...

  • Page 183: 13) Toner Cartridge Is Not Recognized (Error 540, 541, 542, 543)

    Oki Data CONFIDENTIAL 7.4.2.(13) Toner cartridge is not recognized (Error 540, 541, 542, 543) (13-1) Consumable error Confirmation Items Confirmation Tasks Action at NG (13-1-1) Mounting condition of Consumable ID unit and toner cartridge Is ID unit set in position? Reset normally.

  • Page 184: 14) Fuse Cut Error (Error 150-155)

    Oki Data CONFIDENTIAL (13-3) Defective mechanism error Confirmation Items Confirmation Tasks Action at NG (13-3-1) Load condition of ID unit ID unit Is the load of the ID unit added by the waste toner belt etc? Replace the ID unit with a new one.

  • Page 185: 15) Dew Condensation Errors (Error 123)

    Oki Data CONFIDENTIAL 7.4.2.(15) Dew Condensation Errors (Error 123) (15-1) Dew Condensation Confirmation Items Confirmation Tasks Action at NG (15-1-1) Check of the connection Connection of main board Check whether 12-pole FFC is normally connected with the Reinsert the cable (TB3 PCB) and high-voltage HVOLT connector of main board (TB3 PCB).

  • Page 186: 16) Rfid Related Error (Error 610-613)

    Oki Data CONFIDENTIAL 7.4.2.(16) RFID Related Error (Error 610-613) (16-1) A toner cartridge not installed Confirmation Items Confirmation Tasks Action at NG (16-1-1) Check attachment of the tag Attachment status of the Confirm that genuine toner cartridges with a tag...

  • Page 187: Image Problem Troubleshooting

    Oki Data CONFIDENTIAL 7.4.3 Image Problem Troubleshooting (1) Color is totally pale (Figure 7.2 A ) ................188 (1-1) Color is pale ....................188 (2) Background is dirty (Figure 7.2 B ) ................189 (2-1) Background is dirty (partly) ................189 (2-2) Background is dirty (totally) ................

  • Page 188: 1) Color Is Totally Pale (Figure 7.2 A )

    Oki Data CONFIDENTIAL 7.4.3.(1) Color is totally pale (Figure 7.2 A ) (1-1) Color is pale Confirmation Items Confirmation Tasks Action at NG (1-1-1) Toner Residual toner Confirm that "TONER LOW" or "TONER EMPTY" is not shown Replace the toner in the operation panel.

  • Page 189: 2) Background Is Dirty (Figure 7.2 B )

    Oki Data CONFIDENTIAL 7.4.3.(2) Background is dirty (Figure 7.2 B ) (2-1) Background is dirty (partly) Confirmation Items Confirmation Tasks Action at NG (2-1-1) I D unit Optical exposure of drum Is the surface of the drum exposed to bright light for a long...

  • Page 190: 3) Blank Print (Figure 7.2 C )

    Oki Data CONFIDENTIAL 7.4.3.(3) Blank Print (Figure 7.2 C ) (3-1) Blank on the whole page Confirmation Items Confirmation Tasks Action at NG (3-1-1) Toner condition Residual toner Check whether the toner in the toner cartridge remains enough. Replace toner cartridge with a new one.

  • Page 191: 4) Vertical Lines Are Printed

    Oki Data CONFIDENTIAL 7.4.3.(4) Vertical lines are printed (4-1) Thin vertical lines (with color) (See Figure 7.2 D ) Confirmation Items Confirmation Tasks Action at NG (4-1-1) ID unit condition Filming of ID unit Print without toner? Replace the toner cartridge with a new one.

  • Page 192: 5) Cyclic Print Trouble (Refer To Figure 7.2 E )

    Oki Data CONFIDENTIAL 7.4.3.(5) Cyclic Print Trouble (Refer to Figure 7.2 E ) (5-1) Vertical cyclic print trouble Confirmation Items Confirmation Tasks Action at NG (5-1-1) Period Image drum Check whether the period is 75.4mm. Exchange the ID unit. Development roller Check whether the period is 34.05mm for Y, M-ID and 31.62mm...

  • Page 193: 6) Color Drift Is Wide

    Oki Data CONFIDENTIAL 7.4.3.(6) Color drift is wide. (6-1) "IN ADJUSTING COLOR REGISTRATION" is shown only a short time Confirmation Items Confirmation Tasks Action at NG (6-1-1) Result of color difference correction Time of color difference Please perform REG ADJUST TEST of color difference Clean the sensor.

  • Page 194: 7) Solid Black Print

    Oki Data CONFIDENTIAL 7.4.3.(7) Solid Black Print (7-1) Solid black on a full page Confirmation Items Confirmation Tasks Action at NG (7-1-1) High-voltage contact condition CH terminal By visual inspection, look down to check whether high-voltage Replace the terminal of...

  • Page 195: Response After Flash Compulsive Initialization

    Oki Data CONFIDENTIAL 7.4.4 Response after Flash compulsive initialization Explain the response after compulsive initialization is performed with trouble occurred in Flash. (1) Flash compulsive initialization If Flash compulsive initialization is performed, the following data would be deleted and the network would not be available.

  • Page 196: Network Troubleshooting

    Oki Data CONFIDENTIAL 7.4.5 Network Troubleshooting (1) Cannot print from Utility. Confirmation Items Confirmation Tasks Action at NG (1) Check the LINK lamp Check whether LINK Check whether HUB and printer are connected normally. Reconnect the network lamp(green) is lighted.

  • Page 197: Fuse Checking

    Oki Data CONFIDENTIAL Fuse Checking If the fuse has blown, the following errors occur. Refer to Table 7-6 and check each fuse on the main board TB3. Table 7-6 Errors connected with fuse Fuse Name Error Description Insert Point Hopping error...

  • Page 198: Connection Diagrams

    Oki Data CONFIDENTIAL CONNECTION DIAGRAMS Check of resistance values 198 / 44004601TH Rev.1...
  • Page 199 Oki Data CONFIDENTIAL 199 / 44004601TH Rev.1...
  • Page 200 Oki Data CONFIDENTIAL 200 / 44004601TH Rev.1...

  • Page 201: Component Layout

    Oki Data CONFIDENTIAL Component layout Main control board (TB3-PCB) Component side 201 / 44004601TH Rev.1...
  • Page 202 Oki Data CONFIDENTIAL Solder side 202 / 44004601TH Rev.1...
  • Page 203 Oki Data CONFIDENTIAL Toner sensor circuit board (PRS PCB) KTNR YTNR MTNR CTNR SSNS Front sensor circuit board (MIP PCB) Component side Solder side C503 C502 R502 C504 Rear sensor relay circuit board (ZAK PCB) REGSNSL REGSNSL 203 / 44004601TH Rev.1...
  • Page 204 Oki Data CONFIDENTIAL ID circuit board (CUR PCB) Component side Solder side Operation panel circuit board (WHP PCB) Component side Solder side C501 C502 R503 R505 R504 R502 R501 RFID reader –writer circuit board (LUM PCB) D121 D131 D141 D111...
  • Page 205 Oki Data CONFIDENTIAL RFID antenna PCB (POL PCB) (10) Low-voltage power supply PCB Component side 205 / 44004601TH Rev.1...
  • Page 206 Oki Data CONFIDENTIAL Solder side 206 / 44004601TH Rev.1...

  • Page 207: High-Voltage Power Supply Pcb

    Oki Data CONFIDENTIAL (11) High-voltage power supply PCB Component side CH-K CH-Y CH-M CH-C R114 R117 R115 M_R315 SB-Y SB-M SB-C SB-K DB-Y DB-M DB-C DB-K M_R302 Y_ZD302 K_D302 Y_D304 C_D304 M_D303 JC11 K_D300 C_D303 K_R323 M_R312 Y_R312 JC12 K_D303...
  • Page 208 Oki Data CONFIDENTIAL (12) ID unit ID unit side LED PCB (CUR PCB) Fuse Contacts Main body of device PRS PCB Toner-Low sensor PCB ( Contacts ID unit (13) Transfer belt unit Transfer belt unit (For consumables) Contacts Fuse Main PCB (TB3 PCB)

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