Oki C711DW Maintenance Manual

Oki C711DW Manual

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  • Oki C711DW | Maintenance Manual - Page 1
    C711 / MPS711c Maintenance Manual 020712B
  • Oki C711DW | Maintenance Manual - Page 2
    Information Copyright © 2007 by Oki Data. All Rights Reserved Disclaimer and equipment made by other manufacturers and referred to in this guide will not affect the applicability of the information in it. -to-date drivers and manuals are available from the web site: http://www.okiprintingsolutions.com
  • Oki C711DW | Maintenance Manual - Page 3
    For more information about how to operate the C711n, please refer to User 's manual. Note! • Manual may be revised and updated at any time without notice. • Unexpected mistakes may exist in the manual. OKI will not assume any responsibility whatsoever for damage to the equipmentrepaired/adjusted
  • Oki C711DW | Maintenance Manual - Page 4
    Oki Data CONFIDENTIAL Index 1. Configuration 6 Signal of interface 16 2. Operating instructions 17 2.1 Electrophotographic processing mechanism 18 voltage power supply/Low voltage FAN/ Hopping motor/ Fuse motor.. 73 4.2.15 Guide eject Assy/ Color regist Assy/ Board-PRY 74 4.2.16 FAN(Fuser) /
  • Oki C711DW | Maintenance Manual - Page 5
    Oki Data CONFIDENTIAL when replacing the CU/PU board 115 5.5 Density control manual setting 117 5.6 Printer boot menu list 118 6. Periodic troubleshooting 150 7.5.3 Troubleshooting the abnormal images 182 7.5.4 Network troubleshooting 189 7.5.4.1 Connection error occurs with the Web
  • Oki C711DW | Maintenance Manual - Page 6
    Oki Data CONFIDENTIAL 1. Configuration 1.1 System configuration 7 1.2 The Configuration of printer 8 1.3 Optional parts 9 1.4 Specifications 10 1.5 Specification of interface 13
  • Oki C711DW | Maintenance Manual - Page 7
    Oki Data CONFIDENTIAL 1.Configuration 1.1 System configuration Figure 1-1 represents the system configuration of the printer. Centronics LAN USB CU area K LED HEAD Y LED HEAD M LED HEAD CD1
  • Oki C711DW | Maintenance Manual - Page 8
    Oki Data CONFIDENTIAL 1.2 The Configuration of printer The parts in the C711n are shown as below. • Electrophotography process mechanism • Paper feed path • Control part (CU part/
  • Oki C711DW | Maintenance Manual - Page 9
    Oki Data CONFIDENTIAL 1.3 Optional parts The optional parts for this printer are shown as below. (1) Optional tray(second tray/ third tray) (2) Duplex Unit (3) Optional memory 44205401TH Rev.1 (4) SD memory card 1. Configuration  /
  • Oki C711DW | Maintenance Manual - Page 10
    Oki Data CONFIDENTIAL 1.4 Specifications Division Dimension Width of print Print speed Item Width Depth Height Weight Width of print Engine speed (A4) Print start Resolution First
  • Oki C711DW | Maintenance Manual - Page 11
    Oki Data CONFIDENTIAL 1. Configuration Division Operation life Operation sound Item Printer operation pieces (70kg) Paper size Paper stack capacity Standard multipurpose tray or 100 pieces (70kg), (Manual/auto) or 10 pieces of envelop Paper rejection 350 pieces (70kg), facedown/ 100 pieces
  • Oki C711DW | Maintenance Manual - Page 12
    Oki Data CONFIDENTIAL Division Item Status switch/ sensor Paper out Paper low Toner low font Rasterizer Barcode OCR Japanese PCL font Japanese PS font Have None Have (Y, M, C, K) Have Have Have (Manual setting) Have • Hi-Speed USB • Ethernet • Centronics Auto PCL(PCL5c, HP-GL) / PCL XL3.0
  • Oki C711DW | Maintenance Manual - Page 13
    Oki Data CONFIDENTIAL 1.5 Specification of interface 1.5.1 Specification of USB interface 1.5.1.1 General of USB interface (1) Spec. USB (Support Hi speed USB ) (2) Transmission mode Full speed (Maximum 12Mbps 0.25%) High speed(Maximum 480Mbps 0.05%) (3) Power control Self power device 1.5.1.2
  • Oki C711DW | Maintenance Manual - Page 14
    Oki Data CONFIDENTIAL 1. Configuration 1.5.2 Specification of network interface 1.5.2.1 General of network interface Spec. Network Protocol TCP/IP sepc. Network layer ARP, IP, ICMP, IPv6, IPSec Transfer
  • Oki C711DW | Maintenance Manual - Page 15
    Oki Data CONFIDENTIAL 1.5.3 Specification of ACC interface 1) Connector Printer side: USB A receptacle (female) Downstream port DUSB-ARA42-T11A (DDK product) or equivalent Cable side: USB A plug (
  • Oki C711DW | Maintenance Manual - Page 16
    Oki Data CONFIDENTIAL 1. Configuration 1.5.4 Specification of parallel interface 1.5.4.1 General of of IEEEstd1284-1994 regulated by Institute of Electrical and Electronics Engineers is supported. Using the computer and the cable unsupported this standard may lead to unexpected operation. 16
  • Oki C711DW | Maintenance Manual - Page 17
    Oki Data CONFIDENTIAL 2. Operating instructions 2.1 Electrophotographic processing mechanism 18 2.2 Printing process 22
  • Oki C711DW | Maintenance Manual - Page 18
    Oki Data CONFIDENTIAL 2. Operating instructions 2.1 Electrophotographic processing mechanism (1) Electrophotographic processing The general of Electrophotography process is described as below. 1. Charging The voltage is impressed to CH roller, and the surface
  • Oki C711DW | Maintenance Manual - Page 19
    Oki Data CONFIDENTIAL (4) Development The toner adheres to the electrostatic latent electrostatic latent image on the surface of the OPC drum surface is visualized by toner. 2. Operating instructions (5) Transfer The paper is overlapped on the surface of the OPC drum, and the electricity is
  • Oki C711DW | Maintenance Manual - Page 20
    Oki Data to the heater would be cut off. The backup roller unit is pressed on the heat roller by the spring on both sides. Thermostat Thermistor path Paper Heat roller Backup roller Pad Fuser belt Thermistor 2. Operating instructions (7) Drum cleaning The Unfused toner left on the OPC drum
  • Oki C711DW | Maintenance Manual - Page 21
    Oki Data CONFIDENTIAL (9) Belt cleaning The toner left on the transport belt is cleaned up by the belt cleaning blade, and all residual toner is collected in the waste toner box of the transport belt unit. Transport belt Belt waste toner box Belt cleaning blade 2. Operating instructions
  • Oki C711DW | Maintenance Manual - Page 22
    Oki Data CONFIDENTIAL 2. Operating instructions 2.2 Printing process The paper fed from tray 1 or tray 2, tray.3 is transferred by feeder roller, resister roller L, and transfer roller. It is transferred by MPT
  • Oki C711DW | Maintenance Manual - Page 23
    Oki Data CONFIDENTIAL (1) Paper feeding from 1st tray 1. As figure 2-1 shows, a feed Feed Roller (not rotating) Paper Figure 2-2 Feed Motor (running clockwise) 44205401TH Rev.1 2. Operating instructions (2) Paper feeding from MPT 1. As figure 2-3 shows, a feed motor runs counterclockwise, an
  • Oki C711DW | Maintenance Manual - Page 24
    Oki Data CONFIDENTIAL (3) Transport belt 1. When the transport belt motor is rotated in the direction of the arrow, the transport the toner image on each color drum. Drum Transport belt K Y M C Transfer roller Transport belt motor Figure 2-5 44205401TH Rev.1 2. Operating instructions 24 /
  • Oki C711DW | Maintenance Manual - Page 25
    Oki Data CONFIDENTIAL (4) Updown operation of ID unit 1. The up and down operation color printing C-ID unit DOWN M-ID unit DOWN Y-ID unit DOWN K-ID unit DOWN C-ID unit 2. Operating instructions M-ID unit Y-ID unit K-ID unit Liftup link Liftup motor (CCW) Figure 2-6 The operation of each ID
  • Oki C711DW | Maintenance Manual - Page 26
    Oki Data CONFIDENTIAL (5) Fuse unit and paper delivery 1. The fuse unit and the fused to the paper by heat and pressure. 2. The paper exits while the delivery roller rotates. 2. Operating instructions (6) Cover open operation of color blur sensor and density sensor 1. As shown in Fig. 2-9, when the
  • Oki C711DW | Maintenance Manual - Page 27
    Oki Data toner of the pattern, the toner left on the sensor and the open-close trouble of the shutter etc. may lead to correction error. However, as the self-diagnostic mode and confirm the error display. 2. Operating instructions Transport belt Belt waste toner box Sensor shutter Color blur
  • Oki C711DW | Maintenance Manual - Page 28
    Oki Data CONFIDENTIAL Error-confirming method -diagnostic mode. Exchange the shutter unit when the open and close operation is in trouble. If there are no problems in check 1, 2, and 3, please check the circuit. Please exchange the color as required. 44205401TH Rev.1 2. Operating instructions 28 /
  • Oki C711DW | Maintenance Manual - Page 29
    Oki Data CONFIDENTIAL The amount of toner of the pattern, the toner dirt and the open-close trouble of the shutter etc. may lead to correction error. However, as the error mode and confirm the error display. 2. Operating instructions Transfer belt Belt recycling toner box Sensor shutter Density
  • Oki C711DW | Maintenance Manual - Page 30
    Oki Data CONFIDENTIAL 2. Operating instructions The following problems may lead to abnormal detection and the toner sensor error is occurred. If there are no problems in check Exchange the shutter unit when the open and close operation is in trouble. • DENS ID ERR Check 4: Remove the ID unit, and
  • Oki C711DW | Maintenance Manual - Page 31
    Oki Data CONFIDENTIAL 2. Operating instructions Counter spec Total printed page number Description Total printed page number Count method A4 conversion or size independence Count up after passing the writing sensor
  • Oki C711DW | Maintenance Manual - Page 32
    Oki Data CONFIDENTIAL A4/Letter conversion table The paper is counted up as this sheet. Paper size C5 CUSTOM LENGTH ≤ 210mm CUSTOM 210mm < LENGTH ≤ 899mm CUSTOM 900mm ≤ LENGTH Simplex 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 2 4 Duplex 2 2 2 2 2 2 2 2 2 4 - 44205401TH Rev.1 2. Operating instructions 32 /
  • Oki C711DW | Maintenance Manual - Page 33
    Oki Data CONFIDENTIAL 3. Set up 3.1 Notes and precautions 34 3.2 Unpack method 35 3.3 Setting method 36 3.4 List of equipments and accessories 37 3.5 Assembling method 38 3.6 Setting content print (Configuration 57 3.7 Connecting method 58 3.8 User used Paper confirmation 60
  • Oki C711DW | Maintenance Manual - Page 34
    Oki Data CONFIDENTIAL 3.1 Notes and precautions 3. Set up • Do not set it cause an electric shock, fire, injury. • Do not disassemble the printer unless following the correct procedure written in the manual.This may cause an electric shock, fire, injury. • Do not set it in a place where the vent
  • Oki C711DW | Maintenance Manual - Page 35
    Oki Data CONFIDENTIAL 3.2 Unpack method Personal injuries may occur. Because the weight of the printer (without Duplex unit) is approximately 33kg (in a state of packing), it
  • Oki C711DW | Maintenance Manual - Page 36
    Oki Data CONFIDENTIAL 3.3 Setting method • Set the printer under these conditions. Surrounding environment: 10~32 Surrounding humidity: 20~80%RH (Relative humidity) Highest wet bulb temperature:
  • Oki C711DW | Maintenance Manual - Page 37
    Oki Data CONFIDENTIAL 3.4 List of equipments and accessories • Make sure that the appearance of the equipment is not damaged or dirty etc. • Make sure that the following accessories are supplied with your printer. • If you are missing any of these accessories, contact your customer service
  • Oki C711DW | Maintenance Manual - Page 38
    Oki Data CONFIDENTIAL 3.5 Assembling method 3.5.1 Assemble the main body of the printer Remove the protective materials. (1) Peel off the desiccant and the protection tape (four places)
  • Oki C711DW | Maintenance Manual - Page 39
    Oki Data CONFIDENTIAL (6) Pull the retainer out in the direction of the arrow (1). Return the paper cassette to the main body of the printer. Retainer 3. Set up (8) Remove the stopper (orange) when pressing down the lever of the fuser unit (blue) in the direction of arrow . Note! If you do not use
  • Oki C711DW | Maintenance Manual - Page 40
    Oki Data CONFIDENTIAL Set the image drum cartridge. (1) Take the image drum cartridge (four) out slowly. Note! • The image drum (green cylinder) is very fragile. Please
  • Oki C711DW | Maintenance Manual - Page 41
    Oki Data CONFIDENTIAL (5) Return the image drum cartridge back to the printer. (7) Close the top cover. 3. Set up (6) Turn the lever of each starter toner cartridge
  • Oki C711DW | Maintenance Manual - Page 42
    Oki Data CONFIDENTIAL Set the paper into the paper cassette. (1) Pull out the paper cassette. Do not peel off the rubber attached to the plate. (2) Adjust the paper stopper and the paper guide to match the size of the paper, and then fix them tightly. 3. Set up (4) Place the paper in the cassette
  • Oki C711DW | Maintenance Manual - Page 43
    Oki Data CONFIDENTIAL Set the paper in multi-paper tray. (1) Open the multi-paper tray, and open the paper supporter. 3. Set up (4) Place the printed side facing up, and insert the paper along the manual insertion guide straightly until bumping up. Multi-paper tray (2) Match the manual insertion
  • Oki C711DW | Maintenance Manual - Page 44
    Oki Data CONFIDENTIAL 3. Set power supply cable and the ground cable with showing the user's manual to customer. 44205401TH Rev.1 Connect the power cord. Note! ground cable must be connected. (3) Insert the power plug into the outlet. Press down the power switch to ON( | ). OI If the printer is
  • Oki C711DW | Maintenance Manual - Page 45
    Oki ] button (2) If the message [Turn off power/Shutdown completed] is displayed, press down the power switch to OFF " ". Note! Even if the power plug pulled out for a long time (four weeks or more), the functional problems will not be caused easily. However, please explain to the customer that
  • Oki C711DW | Maintenance Manual - Page 46
    Oki Data CONFIDENTIAL 3.5.3 Optional part installation and confirmation (1) Installation of the optional tray unit (second/ third tray) It is a traditional paper tray for adding paper into
  • Oki C711DW | Maintenance Manual - Page 47
    Oki Data CONFIDENTIAL (1)-3. Connect the power cord and printer cable to the printer and turn the power on. Note! If the message [Service Call/182: Fatal Error] or [Service up the printer driver completely referring to the user's manual (Setup) firstly, and then finish the following setting
  • Oki C711DW | Maintenance Manual - Page 48
    Oki Data CONFIDENTIAL For Windows PCL printer driver (For Windows XP) For Windows Vista, click on [ printer] in [Device options] tab. For USB connection, input the optional tray number in [Optional devices] manually. Click [OK]. 3. Set up For Mac OS X When the optional device has been added into
  • Oki C711DW | Maintenance Manual - Page 49
    Oki Data CONFIDENTIAL (2) Installation of Duplex unit This unit is used for printing on two sides of paper. Note! For two-sides printing, it is recommended
  • Oki C711DW | Maintenance Manual - Page 50
    Oki Data CONFIDENTIAL (3) Add the optional memory. It is used to increase the memory capacity of the printer. Please add the optional memory as following problems memory with power ON. (3)-2. Open the top cover and front cover. Press down the OPEN button, and open the top cover. Type name None
  • Oki C711DW | Maintenance Manual - Page 51
    Oki Data CONFIDENTIAL (3)-3. Remove the side cover. Loose the screw (one place). Remove the side cover. Pull it outward to remove while holding the upper edge
  • Oki C711DW | Maintenance Manual - Page 52
    Oki Data CONFIDENTIAL (3)-5. Install the side cover. 3. Set up Install the side cover. Fix power cord and printer cable to the printer, and turn the power on. Note! If the message [Service Call/031:Fatal Error] is displayed, please reinstall the memory. (3)-7. Print the setting content and confirm
  • Oki C711DW | Maintenance Manual - Page 53
    Oki Data CONFIDENTIAL (4)-2. Open the top cover and front cover. Press down the OPEN button, and open the top cover. (4)-3. Remove the side cover. 3. Set up Loose the screw (one place). Remove the side cover. Pull
  • Oki C711DW | Maintenance Manual - Page 54
    Oki Data CONFIDENTIAL 3. Set up Press the SD memory card until it clicks. (4)-7. Print the driver is not set up, please set up the printer driver completely referring to the user's manual (Setup) firstly, and then finish the following setting procedure. Front cover (4)-6. Connect the power cord
  • Oki C711DW | Maintenance Manual - Page 55
    Oki Data CONFIDENTIAL (4)-8. Set [SD memory card] by printer driver Note! and click [setup] or [get information from printer]. For USB connection, set [SD Memory card] as [Install] manually. Click [OK]. 3. Set up For Windows PCL printer driver (For Windows XP) For Windows Vista, click on
  • Oki C711DW | Maintenance Manual - Page 56
    Oki Data CONFIDENTIAL For Mac OS X When the optional device has been added into in Mac OS X before installing the printer driver, the device information is
  • Oki C711DW | Maintenance Manual - Page 57
    Oki Data CONFIDENTIAL 3.6 Setting content print (Configuration) To confirm the printer operates normally, please print the [Configuration]. (C711n sample) (1) Set A4 paper in tray. (2) Press the button for several times so that [Print Information] is displayed, and press down the button. (3)
  • Oki C711DW | Maintenance Manual - Page 58
    Oki Data CONFIDENTIAL 3.7 Connecting method Note! Please refer to user's manual for operation environment. Prepare for Do not insert the USB cable into the network interface connector. It may cause trouble. 3. Set up Turn the printer and computer OFF. Memo Although USB cable can
  • Oki C711DW | Maintenance Manual - Page 59
    Oki Data CONFIDENTIAL < Ethernet cable connection> Note! Refer to user's manual for operation environment. Prepare for Ethernet connector of printer. (2) Insert the Ethernet cable into Hub. Memo Refer to user's manual for setup of printer driver. OI Connect the computer to the printer. (1) Insert
  • Oki C711DW | Maintenance Manual - Page 60
    Oki Data CONFIDENTIAL 3.8 User used Paper confirmation Load the paper used by user, set the media type/weight, print the setting content/demo, and confirm if
  • Oki C711DW | Maintenance Manual - Page 61
    Oki Data CONFIDENTIAL 4. Component replacement In this chapter, the procedures for replacement with following the replacement procedure in reverse order. The parts (such as , )shown in this manual are different from the parts used in the Disassembly for Maintenance figure (44205401TL) and RSPL (
  • Oki C711DW | Maintenance Manual - Page 62
    Oki Data CONFIDENTIAL 4.1 Precautions on component replacement (1) Remove the AC cord and the interface cable before replacing the parts. (a) Remove the AC cord according to the
  • Oki C711DW | Maintenance Manual - Page 63
    Oki Data CONFIDENTIAL 4. Component replacement [Maintenance tool] The required tools for the maintenance 1 5.2 for the utility. maintenance utility. 3 No. 5-200 Driver 1 2 4 Digital multimeter 1 3 5 Combination pliers 1 Handy cleaner (the Refer to the 6 type corresponds to
  • Oki C711DW | Maintenance Manual - Page 64
    Oki Data CONFIDENTIAL 4.2 Method of component replacement In this chapter, the replacement of parts and assemblies is described by the disassemble figures. 4.2.1 Belt unit (1) Open the
  • Oki C711DW | Maintenance Manual - Page 65
    Oki Data CONFIDENTIAL 4. Component replacement 4.2.2 Fuser unit 4.2.3 Left side cover (1) Open the top cover. (2) Push up the fix lever of fuser unit in the direction of
  • Oki C711DW | Maintenance Manual - Page 66
    Oki Data CONFIDENTIAL 4.2.4 Right side cover (1) Open the top cover. (2) Open the feeder unit. (3) Loose the screw (silver, No:41723901) and remove the right side cover . 4.
  • Oki C711DW | Maintenance Manual - Page 67
    Oki Data CONFIDENTIAL 4. Component replacement 4.2.6 Rear cover 4.2.7 LED Assy/ LED Assy spring (1) Open the faceup tray. (2) Remove the two screws (silver, No:42920406). (3) As shown in
  • Oki C711DW | Maintenance Manual - Page 68
    Oki Data CONFIDENTIAL 4. Component replacement 4.2.8 Control PCB (1) Open the top cover. (2) Remove the right side cover. (See section 4.2.4) (3) Remove the Rear cover. (See section 4.2.6) (4) Remove the
  • Oki C711DW | Maintenance Manual - Page 69
    Oki Data CONFIDENTIAL 4.2.9 Top cover Assy (1) Remove the left side cover. (See section 4.2.3) (2) Remove the right side cover. (See section 4.2.4) (3) Remove the rear cover. (See section 4.2.6) (4)
  • Oki C711DW | Maintenance Manual - Page 70
    Oki Data CONFIDENTIAL 4.2.10 Top cover (1) Remove the top cover Assy. (See section 4.2.9) (2) Remove ten screws (Black, No:42932708), and remove the top cover . 4. Component replacement 4.2.
  • Oki C711DW | Maintenance Manual - Page 71
    Oki Data CONFIDENTIAL 4.2.12 Board IBG/ LCD (1) Remove the control panel Assy. (See section 4.2.11) (2) Remove the screws (black, No:42932708) (2 places), remove the connector and
  • Oki C711DW | Maintenance Manual - Page 72
    Oki Data CONFIDENTIAL 4.2.13 Frame panel Assy (1) Open the top cover. (2) Open the feeder unit. (3) Remove the right side cover. (See section 4.2.4) (4) Remove the plate shield. (
  • Oki C711DW | Maintenance Manual - Page 73
    Oki Data CONFIDENTIAL 4.2.14 Low voltage power supply/Low voltage FAN/ Hopping motor the cassette Assy out. (2) Remove the control PCB. (See section 4.2.8) (3) Remove all cables from Guide cable PowerLow. (4) Remove the fuse I/F connector from low voltage power supply, disengage the claws (2 places
  • Oki C711DW | Maintenance Manual - Page 74
    Oki Data CONFIDENTIAL 4.2.15 Guide eject Assy/ Color regist Assy/ Board-PRY (1) Remove the left side cover, the cable of fuse I/F connector from clamp, and slide the claw of cable guide to disengage, remove the guide eject Assy . 4. Component replacement Claw Claw PUIF EXIT DENS RCR FUSER LCR
  • Oki C711DW | Maintenance Manual - Page 75
    Oki Data CONFIDENTIAL 4. Component replacement 4.2.16 FAN(Fuser) / Belt motor/ High- . (2) Remove the stoppers (2 places) while pushing the arms (2 places) on MPT Assy outside, pull the supporters (2 places) in the direction of the arrow and remove them, and remove the MPT Assy . Stopper (2 places
  • Oki C711DW | Maintenance Manual - Page 76
    Oki Data CONFIDENTIAL 4.2.18 Cover Assy front/ Board-RSF/MPT hopping roller/ Frame screws (black, No:42932708), and remove the guide Assy top . (11) Remove the two lock shafts and two springs . (12) Remove the hopping roller shaft . (13) Remove the supporters (2 places), and remove the frame Assy
  • Oki C711DW | Maintenance Manual - Page 77
    Oki Data CONFIDENTIAL 4.2.19 Board-PRZ/ Liftup motor/ Hopping motor/ Paper , gear , two colors , one washer , gear , , , and . (12) Remove the latches (2 places), and remove the guide Assy side R while slide it up. (13) Remove the latche (6 places), and remove the board-PRZ . (14) Remove the screw
  • Oki C711DW | Maintenance Manual - Page 78
    Oki Data CONFIDENTIAL A B ×4 E Ring (RE3-SK) 4. Component replacement 4.2.20 Feed roller (1) Remove the cassette. (2) Remove the latch and remove the feed roller (2 pieces) . A B Side plate Assy 44205401TH Rev.1 Latch 78 /
  • Oki C711DW | Maintenance Manual - Page 79
    Oki Data CONFIDENTIAL 4.2.21 Shaft eject Assy (FU)/ Shaft eject Assy(FD/ Eject sensor (1) Remove the eject Assy. (See section 4.2.15) (2) Disengage the claws (2 places), and disassemble the Assy into guide eject lower and guide eject upper . (3) Remove the gear idle eject , , , and remove the shaft
  • Oki C711DW | Maintenance Manual - Page 80
    Oki Data CONFIDENTIAL 4.3 Oiling spots This chapter shows the oiling spots. Do not oil the other spots that are not shown here. It is not necessary
  • Oki C711DW | Maintenance Manual - Page 81
    Oki Data CONFIDENTIAL 44259301PA Gear Assy.-HP EM-30L Class C Apply a normal amount of MOLYKOTE (EM-30L) to the whole circle of hatched areas. Holder-Gear-A -1
  • Oki C711DW | Maintenance Manual - Page 82
    Oki Data CONFIDENTIAL -2 44259101PA Plate-Assy.-Side R Grease prohibition EM-30L Class C Apply a normal amount of MOLYKOTE (EM-30L) to the end surface. Gear-LiftUp-Z121Z34
  • Oki C711DW | Maintenance Manual - Page 83
    Oki Data CONFIDENTIAL -4 44259101PA Plate-Assy.-Side R EM-30L Class C Apply a normal amount of MOLYKOTE (EM-30L) to the hatched area. EM-30L Class A Apply a small
  • Oki C711DW | Maintenance Manual - Page 84
    Oki Data CONFIDENTIAL 43074904PA Plate-Assy.-Side-L EM-30L Class C Apply a normal amount of MOLYKOTE (EM-30L) to the gear tooth tops. Gear-LiftUp-Z56 Post-
  • Oki C711DW | Maintenance Manual - Page 85
    Oki Data CONFIDENTIAL 44261901PA Feeder Assy.-Regist EM30L Class C Apply a normal amount of MOLYKOTE (EM-30L) to the hatching areas (Shaft). Roller-Pressure Roller-Regist-U 5mm
  • Oki C711DW | Maintenance Manual - Page 86
    Oki Data CONFIDENTIAL 44263501PA Guide-Assy. -Eject-U EM-30L Class C Apply a normal amount of MOLYKOTE (EM-30L) to surface of the post (bearing portion) and the flange portion. EM-30L
  • Oki C711DW | Maintenance Manual - Page 87
    Oki Data CONFIDENTIAL -2 44257901PA Printer Unit-PX757 EM-30L Class C Apply a normal amount of MOLYKOTE (EM-30L) to the hatched areas. Cover-Assy.-Top Spring-Torsion-L
  • Oki C711DW | Maintenance Manual - Page 88
    Oki Data CONFIDENTIAL 43917501PA Sensor Assy. -Color Regist Plate-Sensor-C.Regist 43081301PA Roller-Assy. -Idle(FD) 4. Component replacement EM-30L Class A Apply a small amount of MOLYKOTE (
  • Oki C711DW | Maintenance Manual - Page 89
    Oki Data CONFIDENTIAL 43301601PA Roller-Assy. -BIAS(FU)C -1 43894903PA Cassette-Assy-PX757 1MBUF3FDFJWF 4. Component replacement Method of amount grease EM-30L Class S After assemble to ,
  • Oki C711DW | Maintenance Manual - Page 90
    Oki Data CONFIDENTIAL -2 43894903PA Cassette-Assy-PX757 &.-$MBTT# "QQMZBOPSNBMBNPVOUPG.0-:,05& &.- UPUIFIBUDIFEBSFB QBMDFT 1MBUF3FDFJWF 4. Component replacement 44205401TH Rev.1 90 /
  • Oki C711DW | Maintenance Manual - Page 91
    Oki Data CONFIDENTIAL 5. Maintenance Menu Adjustment of this printer can be performed from the Maintenance 92 5.2 Maintenance Utilities 94 5.3 Maintenance menu functions 96 5.4 Setups upon completion of part replacement 115 5.5 Density control manual setting 117 5.6 Printer boot menu list 118
  • Oki C711DW | Maintenance Manual - Page 92
    Oki Data CONFIDENTIAL 5. Maintenance Menu 5.1 System maintenance menu (for maintenance engineer) While pressing be entered in the range of 6- to 12-digit alphanumeric. For more details, refer to the " turned on next time. * Changes the default of Support PDL per brand. PDL which is "Disable" in
  • Oki C711DW | Maintenance Manual - Page 93
    switch is pressed after entering in this menu, the messages "NEW PASSWORD" and "VERIFY PASSWORD" are displayed enabling user to enter a new password. - Sets the new password to enter the maintenance menu. A password can be entered in the range of 6- to 12-digit alphanumeric. - Prompting
  • Oki C711DW | Maintenance Manual - Page 94
    Oki Data CONFIDENTIAL 5. Maintenance Menu 5.2 Maintenance Utilities The maintenance utilities enables user to perform the adjustment shown in Table 5-2. Details of the maintenance utilities are available in the following documents. (1) Maintenance Utilities Operation Manual: 42678801FUOI Ver24
  • Oki C711DW | Maintenance Manual - Page 95
    Oki Data CONFIDENTIAL 5. Maintenance Menu Maintenance Operation on the Utilities operator panel (Item Item Adjustment contents Operation number corresponds Manual item to that of the number Maintenance Manual.) 14 Menu Displays the setup values that have been Section setup value set in
  • Oki C711DW | Maintenance Manual - Page 96
    Oki Data CONFIDENTIAL 5.3 Maintenance menu functions 5. Maintenance Menu 5.3.1 Self-diagnostic mode This SCAN and [ONLINE] MOTOR & CLUTCH TEST simultaneously (3 sec) TEST PRINT REG ADJUST TEST Short pressing of [MENU+] + [ONLINE] + [ENTER] and [BACK] simultaneously DENS ADJ TEST CONSUMABLE
  • Oki C711DW | Maintenance Manual - Page 97
    Oki Data CONFIDENTIAL 5. Maintenance Menu (1) How to select the menu items LEVEL1 XXXXX Menu items can be selected by pressing either [MENU+] or [MENU-] key, and executed by pressing [ENTER]. XXXXX Menu items can be entered by pressing of [ENTER] or [BACK], and can be selected by pressing of [
  • Oki C711DW | Maintenance Manual - Page 98
    Oki Data CONFIDENTIAL 5. Maintenance Menu 5.3.1.2 Ordinary self-diagnostic mode (level 1) Menu setup value is displayed in the right of the lower row. S-MODE of "SHIPPING" is displayed normally. 4. Press the MENU+ key or MENU- key to advance to the desired step of each self-diagnostic menu. (The
  • Oki C711DW | Maintenance Manual - Page 99
    Oki Data CONFIDENTIAL 5. Maintenance Menu 5.3.1.3 Switch scan test This self-diagnostic menu is used to check the entry sensor and the switch. 1. Enter the self-diagnostic mode (level 1) and press the MENU+, MENU- key until "SWITCH SCAN" is displayed in the upper row of the display area. (Pressing
  • Oki C711DW | Maintenance Manual - Page 100
    Oki Data CONFIDENTIAL 5. Maintenance Menu Table 5-3 SWITCH SCAN details Display area, upper row Details PAPER ROUTE : PU Entrance sensor 1 TONER SENS Toner sensor K CVO UP_LU_FU ST_FD_FU
  • Oki C711DW | Maintenance Manual - Page 101
    Oki Data CONFIDENTIAL 5.3.1.4 Motor clutch test This self-diagnostic menu is used to test the motor and clutch. 1. Enter the self-diagnostic mode (level 1) and press the MENU+, MENU- key until "SWITCH SCAN" is displayed in the upper row of the display area. (Pressing the MENU+ key increments the
  • Oki C711DW | Maintenance Manual - Page 102
    Oki Data CONFIDENTIAL Unit name display ID MOTOR BELT MOTOR FUSER_RLS REGIST MOTOR T1 DOWN *** *** Number of times of execution Display when the REGIST SHUTTER [ENTER] key is pressed long MOTOR & CLUTCH TEST SHT *** *** Number of times of execution 44205401TH Rev.1 5. Maintenance Menu 102 /
  • Oki C711DW | Maintenance Manual - Page 103
    Oki Data CONFIDENTIAL 5. Maintenance Menu 5.3.1.5 Test print This self-diagnostic is not saved in EEPROM.) Note! PAGE setting Pressing the MENU+ key or the MENU- key shifts the digit. Pressing the ONLINE key increments the setting value. Pressing the MENU+ key increments the setting value. If
  • Oki C711DW | Maintenance Manual - Page 104
    selected and printed with the setting of 100% each color, offset occurs. To prevent print from this trouble, the print setting of each color should be made in accordance with the instruction specified in step 5.3.2.5-3 when performing the sold print, and number of print colors should be two colors
  • Oki C711DW | Maintenance Manual - Page 105
    Oki Data CONFIDENTIAL • During printing, the following messages are displayed. P=*** W=*** P : Number of test print copies (unit: copies) W : Print waiting time (unit: second) • Displays are switched by pressing the MENU+ key. T=*** U=***[###] H=***%L=***[###] U : *** = Upper heater temperature
  • Oki C711DW | Maintenance Manual - Page 106
    Oki Data CONFIDENTIAL • Displays are switched by pressing the MENU+ key. TR1:k**y**m**c** TR2:k**y**m**c** TRl : Transfer voltage parameter VTR1 table ID number [unit: HEX) TR2 : Transfer voltage parameter VTR2 table ID number [unit: HEX) • Displays are switched by pressing the MENU+ key. TROFF:**
  • Oki C711DW | Maintenance Manual - Page 107
    Oki Data CONFIDENTIAL 5.3.1.6 Color registration correction test This self-diagnostic menu opened and during alarm. NG REG ADJ RESULT 44205401TH Rev.1 5. Maintenance Menu When the [CANCEL] key is pressed while test is in progress (while the [ON LINE] lamp is lighting), the screen returns to the
  • Oki C711DW | Maintenance Manual - Page 108
    Oki Data CONFIDENTIAL 4. Repeat steps 2 and 3 as required. 5. Pressing the [BACK] terminates the test. (Returns to target item is displayed. DENS ADJ TEST DENS ADJ EXECUTE 3. When the [ENTER] key is pressed, test of the item that is displayed on the panel is executed.
  • Oki C711DW | Maintenance Manual - Page 109
    Oki Data CONFIDENTIAL When the [CANCEL] key is pressed while test is in progress (while the [ON LINE] lamp is during alarm. NG DENS ADJ RESULT 4. Repeat step 3 as required. 5. Maintenance Menu 5. Pressing the [BACK] key terminates the test. (Returns to the status of step 1.) Density correction
  • Oki C711DW | Maintenance Manual - Page 110
    Oki Data CONFIDENTIAL 5.3.1.8 Consumable item counter display This self-diagnostic menu is used to display the consumption status of the consumable items. 1. Enter the ordinary self-diagnostic mode and press the MENU+, MENU- key until "CONSUMABLE STATUS" is displayed in the display area. (Pressing
  • Oki C711DW | Maintenance Manual - Page 111
    Oki Data CONFIDENTIAL 5. Maintenance Menu 5.3.1.9 Number of print copies counter display This self-diagnostic menu is used to display status of the number of copies of a printer. 1. Enter the ordinary self-diagnostic mode and press the MENU+, MENU- key until "PRINTER STATUS" is displayed in the
  • Oki C711DW | Maintenance Manual - Page 112
    Oki Data CONFIDENTIAL 5.3.1.11Self-diagnostic function setting This self-diagnostic menu is value in EEPROM. (Returns to the status of step 2.) 5. Repeat steps 2 to 4 as required. 6. Pressing the [BACK] key terminates (except the status of step 4) the setting. (Returns to the status of step
  • Oki C711DW | Maintenance Manual - Page 113
    Oki Data CONFIDENTIAL 5. Maintenance Menu 5.3.1.12 LED head serial number display This self-diagnostic menu item is used to check whether the downloaded LED head data matches the serial number of the actual LED head. 1. Enter the self-diagnostic mode (level 1) and press the MENU+, MENU- key until
  • Oki C711DW | Maintenance Manual - Page 114
    Oki Data CONFIDENTIAL 5.3.3 Functions of keys at power on Functions of the respective keys when the printer power is turned on are displayed below. Each of the following keys becomes valid if the key is kept pressed until "RAM Check" is displayed in the upper row of LCD and the several asterisk (*)
  • Oki C711DW | Maintenance Manual - Page 115
    Oki d t o r e m ove i s p o s s i bl e. (When the SERVICE CALL 104 [Engine EEPROM Error] or 40 [EEPROM Error] is not displayed:) (1) Obtain the EEPROM information Utilities Operation Manual section 2.4.1.1.9 1.When turning on the printer power, keep pressing [BACK] + [MENU-] + [ENTER] until "
  • Oki C711DW | Maintenance Manual - Page 116
    Oki Data CONFIDENTIAL 2. When access to the EEPROM of the board to remove is impossible. If the SERVICE number information (Maintenance Utilities Operation Manual section 2.4.1.1.10.3) The SAP serial is the 10 digits number excluding the revision number of 2 digits among the 12 digits SAP serial
  • Oki C711DW | Maintenance Manual - Page 117
    density correction mode is set to "Manual", density may change during usage of a printer. Actions to be taken when density is not normal. Note! Perform the followings while a printer is in the still state. Do not perform the followings during warm-up. (1) Press the MENU or MENU key several times
  • Oki C711DW | Maintenance Manual - Page 118
    Oki Data CONFIDENTIAL 5.6 Printer boot menu list 5. Maintenance Menu While pressing the SET button, turn on the power to display the Enter password to enter Boot Menu. Enter the password of 6 to 12 digits of alphanumeric. The initial value is "aaaaaa". Parallel Parallel Setup Enable Disable
  • Oki C711DW | Maintenance Manual - Page 119
    Oki Data CONFIDENTIAL Category Item Storage Check File Setup System Check All Sectors Enable SD Card Erase SD Card Power Setup Enable Initialization Peak Power Control
  • Oki C711DW | Maintenance Manual - Page 120
    Oki Data CONFIDENTIAL 6. Periodic Maintenance 6.1 Cleaning 121 6.2 How to clean the LED lens array 122 6.3 How to clean the pickup roller 124 6.4 How to clean inside of printer 125
  • Oki C711DW | Maintenance Manual - Page 121
    Oki Data CONFIDENTIAL 6.1 Cleaning Clean inside and outside of the printer with clean dry cleaning cloth and small vacuum cleaner (hand cleaner) as required. Note! Be
  • Oki C711DW | Maintenance Manual - Page 122
    Oki Data CONFIDENTIAL 6. Periodic Maintenance 6.2 How to clean the LED lens array If becomes blurred, clean the LED head as descried below. (1) Turn off the power of the printer. OI (2) Press down the OPEN button to open the top cover. Personal injuries may occur. The fuser unit gets very hot.
  • Oki C711DW | Maintenance Manual - Page 123
    Oki Data CONFIDENTIAL (3) Wipe the lens surface (at the four positions) of the LED head with soft tissue paper gently and lightly. Note! Do not use
  • Oki C711DW | Maintenance Manual - Page 124
    Oki Data CONFIDENTIAL 6.3 How to clean the pickup roller If the vertical banding in the vertical direction occurs on the print surface, clean the pickup roller.
  • Oki C711DW | Maintenance Manual - Page 125
    Oki Data CONFIDENTIAL 6.4 How to clean inside of printer Clean inside of the . 1500 lux or more). Do not leave it under the normal illumination even indoor for 5 minutes or longer.) (2) Press down the OPEN to open the top cover. Personal injuries may occur. The fuser unit gets very hot. Do not
  • Oki C711DW | Maintenance Manual - Page 126
    Oki Data CONFIDENTIAL (4) Remove the fuser unit. Personal injuries may occur. paper. Handle Shaft (6) Install the fuser unit. For the detailed procedure, refer to the User's Manual - Setup Guide "Replacing fuser unit". (7) Return the four image drum cartridges to the printer gently and carefully.
  • Oki C711DW | Maintenance Manual - Page 127
    Oki Data CONFIDENTIAL 7. Troubleshooting and repair procedure 7.1 Before starting the repair work 128 7.2 Confirmation items before taking corrective action against abnormalities 128 7.3 Precautions when taking corrective action against abnormality 128 7.4 Preparation for troubleshooting 128 7.5
  • Oki C711DW | Maintenance Manual - Page 128
    Oki Data CONFIDENTIAL 7. Troubleshooting and repair procedure 7.1 Before starting the repair work (1) Confirm the basic check/inspection points described in User's Manual. (2) Get the information/status from client at the time when the trouble has occurred as much in details as possible (3)
  • Oki C711DW | Maintenance Manual - Page 129
    Oki Data CONFIDENTIAL 7. Troubleshooting and repair procedure 7.5 Troubleshooting method When a trouble occurs in this printer, perform troubleshooting by following the steps described below. Trouble occurs The trouble that is displayed by the LCD message. Use the "LCD message list" and perform
  • Oki C711DW | Maintenance Manual - Page 130
    Oki Data CONFIDENTIAL 7. Troubleshooting and repair procedure Panel display (The mark mode if the power of a printer is turned on while pressing the switches of + + all simultaneously. Because this pattern of pressing the multiple switches at the same time at power-on
  • Oki C711DW | Maintenance Manual - Page 131
    Oki Data CONFIDENTIAL 7. Troubleshooting and repair procedure Normal Panel display (The start status. printing * The Ready LED is turned off all the time during Offline. from a PC, press the ON LINE button to enter the ON LINE state. File Accessing Varies Varies Indicates that access to
  • Oki C711DW | Maintenance Manual - Page 132
    Oki Data CONFIDENTIAL 7. Troubleshooting and repair procedure Panel display (The mark indicates no off. When it exits the power save mode, the LCD backlight turns on. If the switch is pressed while the backlight is off (in the power save mode), the backlight turns on, and then turns off
  • Oki C711DW | Maintenance Manual - Page 133
    Oki is possible to operate untill "Toner Empty" by pressing "ONLINE switch". Moreover, when set as Admin Cyan Black Remedial measure − 7. Troubleshooting and repair procedure Panel display (The Magenta Cyan Black Tell user that the trouble caused by usage of the inappropriate toner cartridge
  • Oki C711DW | Maintenance Manual - Page 134
    Oki Data CONFIDENTIAL Panel display (The mark indicates no message in the upper row.) ON LINE lamp Inspection lamp Details %COLOR% Toner Sensor Error Varies On Toner sensor warning: Indicates the printer has a toner sensor problem customer service − 7. Troubleshooting and repair procedure
  • Oki C711DW | Maintenance Manual - Page 135
    Oki Data CONFIDENTIAL 7. Troubleshooting and repair procedure Panel display (The mark indicates no message in the upper row.) ON LINE lamp Inspection lamp Details Remedial measure %COLOR% Image Drum
  • Oki C711DW | Maintenance Manual - Page 136
    Oki Data CONFIDENTIAL Panel display (The mark indicates no message in the upper user environment. %COLOR% Yellow Magenta Cyan Black Remedial measure − − − − 44205401TH Rev.1 7. Troubleshooting and repair procedure Panel display (The mark indicates no message in the upper row.) ON LINE lamp
  • Oki C711DW | Maintenance Manual - Page 137
    Oki Data CONFIDENTIAL Panel display (The mark indicates no message in the upper row.) ON LINE lamp Inspection lamp Details Remedial measure Varies Varies USB Hub Unsupported Please detach it Indicates a USB hub not supported ONLINE button is pressed. 7. Troubleshooting and repair procedure
  • Oki C711DW | Maintenance Manual - Page 138
    Oki Data CONFIDENTIAL 7. Troubleshooting and repair procedure Panel display (The mark indicates no message in the upper row.) ON LINE lamp Inspection lamp Details Remedial measure Varies On File System Operation failed Press switch is pressed within the time set by [Manual Timeout].
  • Oki C711DW | Maintenance Manual - Page 139
    Oki Data CONFIDENTIAL 7. Troubleshooting and repair procedure If a printer detects an un-recoverable error, the following service call error is displayed on the LCD. Service call nnn: error Note! nnn indicates an error code. When a service trouble paper of the tray and press the ON LINE key. Error
  • Oki C711DW | Maintenance Manual - Page 140
    Oki Data CONFIDENTIAL 7. Troubleshooting and repair procedure Display on operator panel ON LINE lamp Inspection lamp Contents Code nnn Change Paper in MPTray Off %MEDIA_SIZE% %MEDIA_TYPE% Press is a decimal value (single digit) indicating cause of the that is not supported by the printer
  • Oki C711DW | Maintenance Manual - Page 141
    Oki Data CONFIDENTIAL 7. Troubleshooting and repair procedure Display on operator panel ON Tray3 Code nnn Error 430 431 432 Press ONLINE Button for Restoration Memory Overflow Off Blink Momory capacity overflows due to Error the following reason. Press ON-LINE 420 switch so that it
  • Oki C711DW | Maintenance Manual - Page 142
    Oki Data CONFIDENTIAL 7. Troubleshooting and repair procedure Display on operator panel Open Cassette Paper Remain %TRAY% ON LINE lamp Inspection lamp Contents Off Blink Additional paper is detected when a
  • Oki C711DW | Maintenance Manual - Page 143
    Oki Data CONFIDENTIAL 7. Troubleshooting and repair procedure Display on operator panel Install Duplex Unit ON LINE lamp Inspection lamp Contents Off Blink Indicates that the Duplex unit is removed.
  • Oki C711DW | Maintenance Manual - Page 144
    Oki Data CONFIDENTIAL 7. Troubleshooting (single digit) indicating web) Shutting down Off Off Indicates that a printer is shutting Error down. The shut-down process is started by pressing Service Calls List". *The Fatal Errors are not supported by the various languages. Fatal Service
  • Oki C711DW | Maintenance Manual - Page 145
    Oki Data CONFIDENTIAL 7. Troubleshooting and repair procedure Display Restart the printer. 002: Error~ 007: Error 009: Error~ 011: Error Service call 020: Error Service call 030: Error Service call 031: Error Service call 040: Error Service call 041: Error Service call 042: Error~ 043: Error 045:
  • Oki C711DW | Maintenance Manual - Page 146
    No Replace the fan motor. Yes Display Service call 123: Error Service call 124: Error Service call 126: Error Service call 127: Error Service call 128: Error Service call 131: Error~ 134: Error Service call 142: Error 44205401TH Rev.1 7. Troubleshooting and repair procedure Cause Error details
  • Oki C711DW | Maintenance Manual - Page 147
    Replace the toner sensor assembly. Display Service call 167: Error Service call 168: Error Note) Service call 170: Error 171: Error Note) Service call 172: Error 173: Error Service call 174: Error Service call 175: Error Note) 7. Troubleshooting and repair procedure Cause Error details Remedial
  • Oki C711DW | Maintenance Manual - Page 148
    Oki Data CONFIDENTIAL 7. Troubleshooting and repair procedure Display Service call 176: Error 177: Error Service call 181: Re-start the printer. 190: Error System memory overflow Does this error recur? Service call 200: Error~ 202: Error PU Firmware Error has occurred during re- Download
  • Oki C711DW | Maintenance Manual - Page 149
    Oki Data CONFIDENTIAL 7. Troubleshooting and repair procedure Display Re-start the printer. 918: Error Re-start the printer. 923: Error Service call 928: Error Service call 980: Error Service call 982: Error Service call 983: Error Cause Duplex FAN Alarm Caution Black image drum lock error Fuser
  • Oki C711DW | Maintenance Manual - Page 150
    Oki Data CONFIDENTIAL 7. Troubleshooting and repair procedure 7.5.2 Preparation for troubleshooting (1) LCD display error 149 ) LED head cannot be recognized. (error code 131, 132, 133, 134 175 (15-1) Service call 131 to 134 (LED HEAD Missing 175 (16) Toner cartridge cannot be recognized. (error
  • Oki C711DW | Maintenance Manual - Page 151
    Oki Data CONFIDENTIAL 7. Troubleshooting and repair procedure 7.5.2. (1) LCD display error Memo For the numbers from through after name of the respective connectors, refer to section 7.5.2 (19) "Wiring diagram". (1-1) LCD
  • Oki C711DW | Maintenance Manual - Page 152
    Oki Data CONFIDENTIAL 7. Troubleshooting and repair procedure Check item Check work Action to be taken at NG (1-1-5) LSI operation check I/F signal supplied to be taken at NG Check the error contents by referring to the Error Follow the Message List. instruction. 44205401TH Rev.1 152 /
  • Oki C711DW | Maintenance Manual - Page 153
    Oki Data CONFIDENTIAL 7. Troubleshooting and repair procedure 7.5.2. (2) Abnormal operations of printer after the power is turned on (2-1) Any operation does not start at all. Check item Check work (2-1-1) Check
  • Oki C711DW | Maintenance Manual - Page 154
    Oki Data CONFIDENTIAL 7. Troubleshooting and repair procedure Check item Check work Action to be taken at card) again R eplace the and re-check the operations. optional part. Note! If any troubles such as printer does not start up normally occurs, remove the CU options (RAM, SD Memory card) and
  • Oki C711DW | Maintenance Manual - Page 155
    Oki Data CONFIDENTIAL 7. Troubleshooting and repair procedure (3) Paper Jams When paper jams occur or paper remains in the printer, "Paper Jam", or "Paper Remain" is displayed on the operation panel. By pressing the Help button, a method to remove the paper is displayed, remove the paper in the
  • Oki C711DW | Maintenance Manual - Page 156
    Oki Data CONFIDENTIAL Open Cassette Paper Remain [Tray Name] Open Cassette Paper Jam [Tray Name] When the above messages are displayed. Tray1 is applied here as an example. (1) Pull the displayed tray. (2) Remove paper. (3) Return the tray to the printer. 7. Troubleshooting and repair procedure
  • Oki C711DW | Maintenance Manual - Page 157
    Oki Data CONFIDENTIAL Open Cover Paper Remain Front Cover Open Cover Paper Jam Front Cover When the above messages are displayed. (1) Open the multipurpose tray. Multipurpose tray (2) Push up the center handle (blue), to open the front cover. (4) Close the front cover. 7. Troubleshooting and
  • Oki C711DW | Maintenance Manual - Page 158
    Oki Data CONFIDENTIAL Open Cover Paper Remain Top Cover Open Cover Paper Jam Top Cover When the above messages are displayed. (1) Open the top cover. OPEN buttom (2) Touch the screw with a hand to discharge static. Screw 7. Troubleshooting and repair procedure (3) 2Uninstall the four image drum
  • Oki C711DW | Maintenance Manual - Page 159
    Oki Data CONFIDENTIAL (b) If you do not see the top edge of paper Pull up the jammed paper slowly while pushing the jam release lever of the fuser unit. 7. Troubleshooting and to the front side while pressing the jam release lever. Jam release lever (7) Close the top cover. 44205401TH Rev.1 159 /
  • Oki C711DW | Maintenance Manual - Page 160
    Oki Data CONFIDENTIAL Check Duplex Unit Paper Remain Check Duplex Unit Paper Jam (3) Close the Duplex unit cover. When the above messages are displayed. (1) Hold and press down the jam release lever of the Duplex unit to open the Duplex unit cover. 7. Troubleshooting and repair procedure Duplex
  • Oki C711DW | Maintenance Manual - Page 161
    Oki Data CONFIDENTIAL 7. Troubleshooting and repair procedure 7.5.2. (3) Paper feed jam (error code 391: 1st tray) (3-1) Jam occurs immediately after the power is turned on. (1st tray) Check item Check
  • Oki C711DW | Maintenance Manual - Page 162
    Oki Data CONFIDENTIAL 7. Troubleshooting and repair procedure Check item (3-2-4) Check the system connection Check work Action to be taken at NG Paper feed motor drive cable C heck the connection
  • Oki C711DW | Maintenance Manual - Page 163
    Oki Data CONFIDENTIAL 7. Troubleshooting and repair procedure 7.5.2. (4) Feed jam (error code 380) (4-1) Jam occurs immediately after the power is turned on. Check item Check work (4-1-1) Check condition of the
  • Oki C711DW | Maintenance Manual - Page 164
    Oki Data CONFIDENTIAL 7. Troubleshooting and repair procedure Check item Check work Action to be taken at NG (4-2-4) Check the system connection Paper feed motor drive cable C heck the connection
  • Oki C711DW | Maintenance Manual - Page 165
    Oki Data the Sheet Receive has moved up normally. Confirm that the support spindle and spring of the Sheet Receive have been installed in feed roller has worn out or not. Replace the feed roller. 7. Troubleshooting and repair procedure Check item (5-2-3) Motor operation check Check work Action
  • Oki C711DW | Maintenance Manual - Page 166
    Oki Data CONFIDENTIAL 7. Troubleshooting and repair procedure 7.5.2. (6) Paper running jam (error code 381:) (6-1) Jam occurs immediately after the power is turned on. Check item Check work (6-1-1) Check condition of
  • Oki C711DW | Maintenance Manual - Page 167
    Oki Data CONFIDENTIAL 7. Troubleshooting and repair procedure Check item (6-2-4) Check the system connection Check work Action to be taken at NG Paper feed motor drive cable, ID motor drive
  • Oki C711DW | Maintenance Manual - Page 168
    Oki Data CONFIDENTIAL 7. Troubleshooting and repair procedure (6-4) Jam occurs immediately after paper has reached the fuser. Check item (6-4-1) Motor operation check Check work Action to be taken at NG 
  • Oki C711DW | Maintenance Manual - Page 169
    Oki Data CONFIDENTIAL 7. Troubleshooting and repair procedure Check item (7-1-4) Check the system connection Check work Action to be taken at NG Signal cable for relay board, EXIT sensor cable
  • Oki C711DW | Maintenance Manual - Page 170
    Oki Data CONFIDENTIAL 7. Troubleshooting and repair procedure (7-3) Paper unloading jam occurs in the middle of paper running path. Check item (7-3-1) Motor operation check Check work Action to be taken
  • Oki C711DW | Maintenance Manual - Page 171
    Oki Data CONFIDENTIAL 7. Troubleshooting and repair procedure (8-2) Two-sided printing jam occurs during taking in the paper into Duplex unit. Check item (8-2-1) Solenoid operation check Check work Action to
  • Oki C711DW | Maintenance Manual - Page 172
    Oki Data CONFIDENTIAL 7. Troubleshooting and repair procedure (8-4) Two-sided printing jam occurs during transporting paper inside the Duplex unit. Check item (8-4-1) Sensor lever operation check Check work Action to
  • Oki C711DW | Maintenance Manual - Page 173
    Oki Data CONFIDENTIAL 7. Troubleshooting and repair procedure 7.5.2. (10) ID unit Up/Down error (Service call 140 to 143) (10-1) Error occurs during the Up movement of the ID unit Check item Check work (10-1-1) Check the mechanical load during
  • Oki C711DW | Maintenance Manual - Page 174
    Oki Data CONFIDENTIAL 7. Troubleshooting and repair procedure 7.5.2. (11) Fuser unit error (error 170 unit. Check if the fuser nit is pressed in until the connector in the bottom of the fuser unit is surely connected. R e-set the fuser unit. Note! Service calls 171 error and 171 error can
  • Oki C711DW | Maintenance Manual - Page 175
    Oki Data CONFIDENTIAL 7. Troubleshooting and repair procedure 7.5.2. (12) Motor fan error (error code 122, 127, 128, 918, 051) (12-1) The low voltage power supply fan does not rotate immediately
  • Oki C711DW | Maintenance Manual - Page 176
    Oki Data CONFIDENTIAL 7.5.2. (13) Print speed is slow. (Performance is low.) (13-1) Print speed decreases. Check item Check work (13-1-2) Media Weight setting Media Weight that is Check if the wrong Media Weight has been specified for the print specified or not. 7. Troubleshooting and repair
  • Oki C711DW | Maintenance Manual - Page 177
    Oki Data CONFIDENTIAL 7. Troubleshooting and repair procedure Check item (14-2-2) Check PU board. 7.5.2. (15) LED head cannot be recognized. (error code 131, 132, 133, 134) (15-1) Service call 131 to 134 (LED HEAD Missing) Check item (15-1-1) Check the system connection Check work Action to be
  • Oki C711DW | Maintenance Manual - Page 178
    Oki Data CONFIDENTIAL 7.5.2. (16) Toner cartridge cannot be recognized. (error code 540, , or the FFC between the toner sensor board and the CU/PU board. 44205401TH Rev.1 7. Troubleshooting and repair procedure Note! Toner sensor operation check method using the SWITCH SCAN function of the self-
  • Oki C711DW | Maintenance Manual - Page 179
    Oki Data CONFIDENTIAL 7. Troubleshooting and repair procedure (16-3) Error caused by the defective mechanism Check item Check work (16-3-1) Mechanical load applied to the ID unit Action to be
  • Oki C711DW | Maintenance Manual - Page 180
    Oki Data CONFIDENTIAL 7.5.2. (18) Humidity sensor error (error code 123) (18-1) Humidity not occur in any cables by visual inspection. Replace the FFC with the normal FFC. 7. Troubleshooting and repair procedure Check item (18-1-2) Environment condition Check work Action to be taken at NG
  • Oki C711DW | Maintenance Manual - Page 181
    Oki Data CONFIDENTIAL 7. Troubleshooting and repair procedure 7.5.2. (19) Wiring diagram Fuser motor (DC) Belt motor ID up motor ID motor (DC) RFID Antenna Board-POL K2 Y2 M2 C2
  • Oki C711DW | Maintenance Manual - Page 182
    Oki Data CONFIDENTIAL 7.5.3 Troubleshooting the abnormal images (1) Color has faded-out and blurred entirely. A Overall faded-out Blurred D Black banding/ black streaking in vertical direction 7. Troubleshooting and repair procedure B Stain on white print C Entirely white E Cyclic abnormality
  • Oki C711DW | Maintenance Manual - Page 183
    Oki Data CONFIDENTIAL 7.5.3.(1) Color has faded-out and blurred entirely. (Refer to is going to be made, be sure to use the System Maintenance Menu FUSE KEEP MODE. 7. Troubleshooting and repair procedure Check item (1-1-5) ID unit installation condition Check work Action to be taken at NG
  • Oki C711DW | Maintenance Manual - Page 184
    Oki Data CONFIDENTIAL 7. Troubleshooting and repair procedure 7.5.3.(2) Stain on white print (Refer to Figure 7-2B.) (2-1) Stain on white print (Partial stain) Check item (2-1-1) ID unit Check work Action to
  • Oki C711DW | Maintenance Manual - Page 185
    Oki Data CONFIDENTIAL 7.5.3.(3) White print (Refer to Figure 7-2C.) (3-1) White F506. 1 ohm or less: Normal Higher than 1 ohm: NG Replace the CU/PU board 7. Troubleshooting and repair procedure Check item Check work (3-1-3) High voltage terminal ID unit terminal Check that the high voltage
  • Oki C711DW | Maintenance Manual - Page 186
    Oki Data CONFIDENTIAL 7. Troubleshooting and repair procedure 7.5.3.(4) Black banding/black streaking in vertical direction (4-1) to be taken at NG Replace toner cartridge with new one. If replacement does not solve the problem, replace the ID unit. If any attempt of using new ID unit as a trial is
  • Oki C711DW | Maintenance Manual - Page 187
    Oki Data CONFIDENTIAL 7. Troubleshooting and repair procedure 7.5.3.(6) Heavy color registration error (6-1) Display of the message "Color adjustment is in progress" appears only short time. Check item Check work (6-1-1) Result
  • Oki C711DW | Maintenance Manual - Page 188
    Oki Data CONFIDENTIAL Charge roller Ground Developer roller Toner feed roller Figure 7-3 44205401TH Rev.1 7. Troubleshooting and repair procedure 188 /
  • Oki C711DW | Maintenance Manual - Page 189
    Check version number of the Web browser". * Encryption strength has been set to Strong. Refer to section "7.5.4.1.3 Check encryption strength of a printer". * The key exchange system of a printer is not supported by the browser. (Compatibility problem) Refer to section "7.5.4.1.5 Check
  • Oki C711DW | Maintenance Manual - Page 190
    Oki Data CONFIDENTIAL 7. Troubleshooting and repair procedure 7.5.4.1.1 Is the certificate created? Log-on in SSL/TLS setting is turned [OFF]. Solution: Create certificate by referring to the User's Manual (Advanced edition). Solution: Set the SSL/TLS setting to [ON]. Before creating certificate
  • Oki C711DW | Maintenance Manual - Page 191
    Oki Data CONFIDENTIAL 7. Troubleshooting and repair procedure 7.5.4.1.3 Check version number of the Web browser Check version number of the Web browser in is Internet Explorer 5.5 and higher. Solution : Install the newest web browser. Alternately, install the high encryption pack. If any version
  • Oki C711DW | Maintenance Manual - Page 192
    Oki Data CONFIDENTIAL 7. Troubleshooting and repair procedure 7.5.4.1.4 Confirm encryption strength of a printer Version display of the browser that is confirmed by section "7.5.4.1.3 Check version number of the Web supports Press the "Oki Device Setup" button, or alternately select "Setup" "Oki
  • Oki C711DW | Maintenance Manual - Page 193
    Oki Data CONFIDENTIAL 5. Check the "Encryption Strength". 7. Troubleshooting and repair procedure 8. A message prompting your confirmation will be displayed. Click " is complete with success. 6. Set the "Encryption Strength" to "Weak" and press the "Apply" button. 7. Check the setup contents, and
  • Oki C711DW | Maintenance Manual - Page 194
    Oki Data CONFIDENTIAL command prompt (DOS prompt) and enter "Telnet ", and press Return. Establish connected using administrator user name and password Select the menus in as desired (1: Strong, 2: Standard, 3: Weak). 44205401TH Rev.1 7. Troubleshooting and repair procedure 194 /
  • Oki C711DW | Maintenance Manual - Page 195
    Oki Data CONFIDENTIAL 7. Troubleshooting Web browser". * Encryption strength has been set to Strong. Refer to section "7.5.4.1.4 Check encryption strength of a printer". * The key exchange system of a printer is not supported by the browser. (Compatibility problem) * The OS does not support Manual (
  • Oki C711DW | Maintenance Manual - Page 196
    Oki Data CONFIDENTIAL 7. Troubleshooting more details of the input items, refer to the User's Manual (Advanced edition). 7.5.4.3.2 The printer is printing. Certificate cannot be is obtained, the "Security warning" is displayed on the web browser. If IP address of printer is changed, the Certificate
  • Oki C711DW | Maintenance Manual - Page 197
    Oki Data CONFIDENTIAL 7.5.4.4.2 as the same time. However, printer of this model supports installation of only a single Certificate, intermediate Certificate cannot Rev.1 7. Troubleshooting and repair procedure 2. Press the "General" tab of the displayed Certificate information, and press "Install
  • Oki C711DW | Maintenance Manual - Page 198
    Oki Data CONFIDENTIAL 7. Troubleshooting and repair procedure 7.5.4.5 Other questionnaires Other probable questionnaires are described below. 7.5.4.5.1 Time required for creation of Certificate It takes several ten seconds for creation of
  • Oki C711DW | Maintenance Manual - Page 199
    Oki Data CONFIDENTIAL 2. Press the "General" tab of the displayed Certificate information, and press "Install Certificate" button. 7. Troubleshooting and repair procedure 3. The "Certificate Import Wizard" is displayed. Install Certificate in accordance with the displayed procedure. Select "
  • Oki C711DW | Maintenance Manual - Page 200
    Oki Data CONFIDENTIAL 7. Troubleshooting and repair procedure 7.5.4.6 Restrictions when using Internet Explore 7 site (not recommended)" is clicked on the warning screen, the web page will be displayed. However, it has no effect on the web page function. It can be used for browsing or to change
  • Oki C711DW | Maintenance Manual - Page 201
    Oki Data CONFIDENTIAL 7. Troubleshooting and repair procedure 7.5.4.7 Network function restrictions on printer in the Sleep mode can be viewed by using that part of a MIB which supported by the printer (a Get command). 7.5.4.7.4 Disabled protocols having client functionality 1) Email alerting *3
  • Oki C711DW | Maintenance Manual - Page 202
    white page print F12 Service call 131 to 134 CU/PU board error (CU area) F8 CENTRONICS interface error LED HEAD 3.3V CENTRONICS interface 5V F9 CENTRONICS interface CENTRONICS interface 3.3V error F11 Host USB error Host USB 5V 44205401TH Rev.1 7. Troubleshooting and repair procedure 202
  • Oki C711DW | Maintenance Manual - Page 203
    Oki Data CONFIDENTIAL 7.7 Paper cassette switches versus Paper size correspondence table Dial display size Bit No. TRAY1~3 H H L H Not used H L L H Not used L H H H Not used H L L L * When switch is pressed: Low 7. Troubleshooting and repair procedure 44205401TH Rev.1 203 /
  • Oki C711DW | Maintenance Manual - Page 204
    Oki Data CONFIDENTIAL 8. Connection diagrams 8.1 Resistance value check 205 8.2 Parts location 209 8.3 F/W version number 218
  • Oki C711DW | Maintenance Manual - Page 205
    Oki Data CONFIDENTIAL 8.1 Resistance value check Unit Transport belt motor Electrical circuit diagram, connection 1 M 2 3 4 8. Connection diagrams Part outside view Resistance value Between pin-1 and pin-2: 3.4Ω Between
  • Oki C711DW | Maintenance Manual - Page 206
    Oki Data CONFIDENTIAL Unit ID up/down motor Electrical circuit diagram, connection 1 M 2 3 4 8. Connection diagrams Part outside view Resistance value Between pin-1 and pin-2: 6.1Ω Between pin-3 and
  • Oki C711DW | Maintenance Manual - Page 207
    Oki Data CONFIDENTIAL Unit Feed motor Both-sided print motor 2nd / 3rd tray feed motor Electrical circuit diagram, connection 1 M 2 3 4 1 M 2 3 4 1 M 2 3 4 44205401TH Rev.1 8. Connection diagrams Part outside view
  • Oki C711DW | Maintenance Manual - Page 208
    Oki Data CONFIDENTIAL 8. Connection diagrams Unit Fuser unit Electrical circuit diagram, connection B -6 Upper roller heater #1 A -6 B -1 Upper roller heater #2 Thermostat Part outside view A -1 B -4 B -5 A -2 A -3 B -2 B -3 Upper thermistor Lower thermistor
  • Oki C711DW | Maintenance Manual - Page 209
    Oki Data CONFIDENTIAL 8.2 Parts location (1) CU/PU PCB 44205401TH Rev.1 POWFAN D1 D2 LED1 1 2 POWER 24 23 31 RELAY 20 OPTION C10 R24 R16 Q3 Q11
  • Oki C711DW | Maintenance Manual - Page 210
    Oki Data CONFIDENTIAL 8. Connection diagrams Soldering side R698 BF540 BF532 BF524 BF539 BF531 BF523 BF538 BF530 BF522 BF537 R633 BF536 BF535 BF534 BF533 BF529 R632 BF528
  • Oki C711DW | Maintenance Manual - Page 211
    Oki Data CONFIDENTIAL (2) Rellay PCB Component side 1 C1 PUIF 31 24 RCR 4 1 DENS 5 1 CP1 J1 FUSER 8 1 S1 C2 4 1 LCR Soldering side BFUSE BFUCUT 44205401TH Rev.1 EXIT 8. Connection diagrams 211 /
  • Oki C711DW | Maintenance Manual - Page 212
    Oki Data CONFIDENTIAL (3) Both-sided Printing Control PCB Component side 13 J11 J8 J9 MAIN1 1 J20 SNS03 6 CP2 1 FAN J24 SNS12 16 J17 OSC 3 J3 J26
  • Oki C711DW | Maintenance Manual - Page 213
    Oki Data CONFIDENTIAL (4) Second Tray Control PCB Component side 13 J11 J8 J9 14 MAIN1 MAIN2 1 J20 1 J3 J26 J2 J4 J12 J13 J21 J18 6 J17
  • Oki C711DW | Maintenance Manual - Page 214
    Oki Data CONFIDENTIAL (5) Control Panel PCB SW4 SW5 SW6 SW3 SW2 SW1 SW0 LED1 LED2 SW7 44205401TH Rev.1 CN3 1 HSNS R545 TH501 CN501 CP501 C505 R604
  • Oki C711DW | Maintenance Manual - Page 215
    Oki Data CONFIDENTIAL (7) Entrance Sensor PCB IN2 R2 WR 5 1 CN (8) Color Adjustment Sensor PCB C A E K SNS CN IN1 R1 CN4 (9) High-Voltage Power Supply PCB 8. Connection diagrams CN2 TR-K TR-Y CN1 TR-M TR-C CN3 44205401TH Rev.1 215 /
  • Oki C711DW | Maintenance Manual - Page 216
    Oki Data CONFIDENTIAL (10) Low-Voltage Power Supply PCB To the fuser unit I/F connector CN2 CN1 (11) ID unit 8. Connection diagrams ID unit (for consumable parts)
  • Oki C711DW | Maintenance Manual - Page 217
    Oki Data CONFIDENTIAL (12) Transfer belt unit Transfer belt unit (for consumable parts) Fuse Contactor point Relay PCB Contactor point Transfer belt unit Fuse 44205401TH Rev.1 8. Connection diagrams 217 /
  • Oki C711DW | Maintenance Manual - Page 218
    Oki Data CONFIDENTIAL 8.3 F/W version number 8.3.1 ROM control number ROM nameplate version number fill-out version Date CU F/W 44267202FY02 NIC F/W 44267202FY03 Rev. File Rev. NIC F/W Web Page File Rev. 5 2009.10.21 D1.01 2 01.00 01.02 2 PU F/W 44267202FY04 Rev. File Rev. 00.00.15 3
  • Oki C711DW | Maintenance Manual - Page 219
    Oki Data CONFIDENTIAL 8. Connection diagrams 8.3.2 ROM version check and display 8.3.3 PCB Maintenance Indication Stamp (1) Perform the menu map printing and confirm that the F/W version number has
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C711 / MPS711c
Maintenance Manual
020712B