Page 1 Setup This manual supports the following models. This manual contains cautions on how to use this product safely. Before you use this product, please make sure that you read this manual. - 1 -...
Page 2: About The Product Warranty
All rights are reserved by Oki Data Corporation. You must not copy, transfer, translate, etc. the content herein without authorization. You must obtain written permission from Oki Data Corporation before doing any of the above.
Page 3: Emergency First Aid
Tokyo 108-8551, Japan For all sales, support and general enquiries contact your local distributor. Importer to the EU/Authorized representative ● ● OKI Europe Limited (trading as OKI Printing Solutions) Blays House Wick Road Egham Surrey, TW20 0HJ United Kingdom For all sales, support and general enquiries contact your local distributor.
Page 4: For Your Safety
For Your Safety ● ● Read the User’s Manual for your safety before using the product. Cautions related to safety A warning provides additional information which, if ignored, may result in a risk of personal WARNING injury. A caution provides additional information which, if ignored, may result in equipment CAUTION malfunction or damage.
Page 5: Manual Composition
Manual Composition ● ● The following manuals are included with this product. ● User's Manual (Setup) ---- This document Basic operations are described to aid understanding of this printer. The initial setup descriptions including printer placement and the network initial setting are noted along with troubleshooting and maintenance procedures.
Page 6 Notation used in this manual If there is no special description, Windows 7 is used as Windows, Mac OS X 10.8 is used as Mac OS X, and B731 is used as the printer for examples in this document. Depending on your OS or model, the description on this document may be different. - 6 -...
Page 7: Table Of Contents
Contents About the Product Warranty ..............2 Emergency first aid .................3 Manufacturer ..................3 Importer to the EU/Authorized representative ..........3 Environmental information ...............3 For Your Safety ..................4 Manual Composition ................5 About This Manual ...................5 1. Setup ................. 10 Checking Products ................. 10 Checking Package Contents ..................
Page 8 Contents Supported Paper ................... 38 Supported Paper Types .................... 38 Paper Loaded on the Tray ..................40 Storing Paper ......................42 Test Printing from the Printer ..............43 Setting the Time that Elapses Before Entering the Power Save Mode .... 44 Setting the Time that Elapses Before Entering the Sleep Mode ....
Page 9 Machine Issues ................... 119 5. Maintenance ..............121 Replacing Print Cartridges ..............122 If the B721/B731 is Used ..................122 Replacing Toner Cartridge or Image Drum ..........124 If the ES7131/MPS5501b is used ................124 Replacing the Fuser Unit and Transfer Roller ........... 130 Cleaning ....................
Page 10: Setup
1. Setup ● Checking Products ● This section gives an overview of the printer. Checking Package Contents ● Software DVD-ROM Check that you have everything shown below. CAUTION It may cause injury! ● At least two people are needed to lift the printer safely because it weighs about 27 Kg.
Page 11: Names Of Components
Air vents Name Faceup stacker AC power socket Interface part Access cover Parallel interface (Parallel installed model only) Name Print cartridge (B721/B731)/ Image Drum and Toner Cartridge (ES7131/MPS5501b) Fuser unit Duplex unit Name Rear cover Rear guide - 11 -...
Page 12 Names of Components ● Interface part Name Network interface connection USB interface connection - 12 -...
Page 13: Operator Panel
Names of Components Operator Panel This section explains the names and functions of components on the operator panel and how to enter text. Name Function Display screen Displays operating instructions and the status of the printer. <ON LINE> button Switches between on line and off line modes. <CANCEL>...
Page 14: Function Menu
Names of Components How to Use the <Fn> Key Function No. Function menu X Dimension (Tray 2) Press numeric keys after pressing the <Fn> Y Dimension (Tray 2) key while the message “Ready To Print” is Media Type (Tray 2) displayed on the display screen.
Page 15: Installation Conditions
Installation Conditions Installation Conditions ● ● Placement Environment Placement Space Your printer must be placed in the following Place your printer on a flat surface large enough environment: to support printer’s all feet. Allow for enough room around your printer as Temperature: 10°C–32°C shown in the images below.
Page 16: Unpacking
Unpacking Unpacking ● ● Insert your finger into the recess on It may cause injury! CAUTION the right side of the printer and pull the front cover open lever (2) to open the ● At least two people are needed to lift the printer front cover (3) forward.
Page 17 Unpacking Turn the blue lever (7) of the print Close the top cover (8). cartridge (6) fully in the direction of the arrow. Close the front cover (3). Open the top cover (8). Pull out the orange stopper (9) from the fuser unit.
Page 18: About The Options
About the Options About the Options ● ● Available Options Attaching a Printer Stand The following options are available for your printer: ● Additional tray unit (tray 2/3/4) ● Printer stand ● Additional RAM (512 MB) ● 160 GB hard disk ●...
Page 19 About the Options „ To attach a printer stand to the Note printer ● Do not tighten the upper screws. Screw Hole CAUTION It may cause injury! ● At least two people are needed to lift the printer safely because it weighs about 27 Kg. Tighten the anti-tip foot covers (both Turn off your printer, then unplug all the sides) and anti-tip feet with two screws...
Page 20 About the Options „ To attach a printer stand to an Gently place the printer on the additional trays, inserting the projections (1) of additional tray (trays 2/3/4) the additional tray into the holes on the Stack the additional trays one by one on the bottom of the printer.
Page 21 About the Options For prevention of overturning of the printer ● Never push the printer from behind it while during transport or maintenance, be sure not to the cassette is open. do the following: ● Never push the top cover of the printer while it is open.
Page 22: Installing An Additional Tray Unit
About the Options ● Printer and three additional tray units Installing an Additional Tray Unit Model name: N22305A Install the optional additional tray units when you want to increase the paper capacity of your printer. The combinations of the additional tray units that can be installed are shown below.
Page 23: Installing Additional Ram
● At least two people are needed to lift the printer safely because it weighs about 27 Kg. Note ● Use only genuine Oki Data products. The performance cannot be guaranteed when other products are used. ● The static electricity may cause damage to the parts.
Page 24 About the Options Loosen the screw to remove the metal Insert the right side of the metal plate plate (2). (2) into the printer, close it, then secure it by tightening the screw. Close the access cover (1). Make sure the LED (3) indicated by the arrow is unlit.
Page 25 About the Options Press the <ON LINE> button. Check that [Configuration] is selected then press the <ENTER> button. Press the scroll button several times to select [System] then press the <ENTER> button. Press the scroll button several times to select [RAM] then press the <ENTER>...
Page 26: Installing A Hard Disk
About the Options Make sure the LED (3) indicated by the Installing a Hard Disk arrow is unlit. If it is lit, wait until it turns off. Turn off your printer, and then unplug all the cables from the printer. Reference ●...
Page 27 About the Options Insert the right side of the metal plate Check that [Configuration] is selected (2) into the printer, close it, then secure then press the <ENTER> button. it by tightening the screw. Press the scroll button several times to select [System] then press the <ENTER>...
Page 28: Printing Basic Operation
2. Printing Basic Operation Turning On/Off the Power ● ● Power Supply Conditions Turning On the Power The power supply must meet the following Plug the AC cable (1) into the AC power conditions: socket of your printer. Current: 110–127 V AC (Range 99–140 V AC) 220–240 V AC (Range 198–264 V AC)
Page 29: Turning Off The Power
Turning On/Off the Power Turning Off the Power Power Save Mode and Sleep Mode Hold down the power switch (1) for Two-phase power conservation enables you to about 1 second. save on power consumed by the printer. The message “Shutting down/Please wait. Printer will turn off automatically.”...
Page 30: Auto Power Off Function
Turning On/Off the Power Restoring a Printer from the Power Saving Mode To restore the printer from the power save mode or the sleep mode, press the <POWER SAVE> button on the operator panel. Memo ● When the printer receives a print job from a computer or other devices, it is restored automatically Auto Power Off Function When a certain period of time elapses after...
Page 31: Loading Paper
Loading Paper Loading Paper ● ● Loading Paper in Trays 1–4 Slide the paper guide (2) and paper stopper (3) to the size of paper to be The following procedure explains how to load loaded. paper in tray 1 or optional trays 2/3/4. Memo ●...
Page 32: Loading Paper In The Mp Tray
Loading Paper Tilt the paper jam release lever (4) Loading Paper in the MP Tray of the fuser unit back to the envelope position. This procedure explains how to load paper in the MP Tray. CAUTION Possible to get burned. Note ●...
Page 33 Loading Paper Unfold the sub support (4). Memo ● When loading envelopes in the MP Tray, load them face up with the orientation noted below. - C5, C6, DL, Com-9, Com010 and Monarch are loaded with the flap folded, with the orientation shown in the figure below.
Page 34 Loading Paper Enter “90” using the ten-key pad, then Load the paper, with the orientation shown in the figure below. press the <ENTER> button. Note ● The paper may be wrinkled or curled after printing. ● Use paper stored in proper temperature and humidity conditions.
Page 35: Registering Custom Sizes
Loading Paper Press the scroll button to select the Registering Custom Sizes type of the loaded paper and then press the <ENTER> button. To load custom size paper, you need to register the width and length of the paper before printing.
Page 36 Loading Paper Enter the paper width value using the Press the scroll button several times to select [(Tray) Config] of the paper ten-key pad then press the <ENTER> button. tray in which you loaded paper and then press the <ENTER> button. Press the <BACK>...
Page 37: Paper Output
Paper Output Paper Output ● ● Your printer outputs to the facedown or faceup stacker. Paper types that can be output to each stacker are as follows: „ Using the Faceup Stacker Output Supported Paper output Paper is delivered with the print side face up, Stacker paper type capacity...
Page 38: Supported Paper
Supported Paper Supported Paper ● ● Supported Paper Types For high-quality printing, be sure to use paper types that satisfy requirements such as those for material quality, weight, and surface finish. Please use digital photo print paper. Paper Paper Size mm (inch) Paper Weight Type Plain paper...
Page 39 Supported Paper Note ● When specifying a printing area, please take into account the differences of printing position as followings: Print start position: ±2 mm, Paper skew: ±1 mm/100 mm, Image stretch: ±1 mm/100 mm (when paper ream weight is 80 g/m (20 lb)) ●...
Page 40: Paper Loaded On The Tray
Supported Paper Paper Loaded on the Tray Your printer has two built-in trays (tray 1 and the MP Tray) and can use optional tray units (trays 2/3/4). Refer to the list below to check the supported paper and capacities of each tray. Note ●...
Page 41: Paper Capacity
Supported Paper Note ● Duplex printing can not be performed on paper indicated with an asterisk (*). ● Com-10 is not supported Tray by 3 and Tray 4. Supported Paper Tray Paper capacity Paper Weight Size MP Tray ● A4 ●...
Page 42: Storing Paper
Supported Paper Storing Paper Store paper under the following conditions to maintain quality. ● Inside a cabinet or other dry and dark place ● On a flat surface ● Temperature: 20 °C ● Humidity: 50% RH (relative humidity) Do not store in the following locations: ●...
Page 43: Test Printing From The Printer
Test Printing from the Printer Test Printing from the Printer ● ● Check that you can print with the printer. Check the detailed settings and status of your printer by printing the contents of the settings (Menu Map). Note ● When the printer is in power saving mode, press the <POWER SAVE> button to restore from the mode. Press the <Fn>...
Page 44: Setting The Time That Elapses Before Entering The Power Save Mode
Setting the Time that Elapses Before Entering the Power Save Mode Setting the Time that Elapses Before Entering the ● ● Power Save Mode Note ● When the printer is in power saving mode, press the <POWER SAVE> button to restore from the mode. ●...
Page 45: Setting The Time That Elapses Before Entering The Sleep Mode
Setting the Time that Elapses Before Entering the Sleep Mode Setting the Time that Elapses Before Entering the ● ● Sleep Mode Note ● When the printer is in power saving mode, press the <POWER SAVE> button to restore from the mode. ●...
Page 46: Constraints In Sleep Mode
Setting the Time that Elapses Before Entering the Sleep Mode Constraints in Sleep Mode This section explains constraints during sleep mode. The printer may not enter the sleep mode if an error is displayed. Printer Driver Utility Constraints When the printer goes into the sleep mode, the following constraints apply to the printer driver and utility functions.
Page 47 Setting the Time that Elapses Before Entering the Sleep Mode Network Function Constraints „ Protocols with the Client Functions Do Not Work In the sleep mode, the following constraints In the sleep mode, the following protocols with apply to network functions: client functions will not work: „...
Page 48: Setting The Auto Power Off Time
Setting the Auto Power Off Time Setting the Auto Power Off Time ● ● Note ● In the factory default, a printer does not enter the auto power off mode while connecting to the network. Settings for Auto Power Off Press the scroll button several times to select [Power Setup] then press the...
Page 49: Setting The Time That Elapses Before Entering The Auto Power Off Mode
Setting the Auto Power Off Time Press the <ON LINE> button. Setting the Time that Elapses Before Entering the Auto Power Off Mode Note ● When the printer is in power saving mode, press the <POWER SAVE> button to restore from the mode. ●...
Page 50: Setting The Buzzer
Setting the Buzzer Setting the Buzzer ● ● You can specify whether to sound a buzzer when an invalid operation is performed on the operator panel or when an error occurs. Press the scroll button on the operator Press the scroll button several times to select [Panel Setup] then press the panel.
Page 51: Checking The Printer's Status
Checking the Printer’s Status Checking the Printer’s Status ● ● With the <ENTER> button on the operator panel, you can check the status of your printer. Checking the Device Status You can check the residual life of the consumables, counter information, network settings and system information on the display screen.
Page 52: Adding A Printer With The Lpd Protocol (Tcp/Ip)
[Print & Scan] dialog box. Download the PPD installer for MAC OS X of the PS printer to be connected from OKI Data homepage, and unzip it. Then start the PPD installer to install the PPD on the Macintosh. If the PPD has been installed, this step is not required.
Page 53 Adding a Printer With the LPD Protocol (TCP/IP) Return to the [Print & Scan] dialog Select [IP] to display the screen below. Enter data in [Address:], [Queue:], box. is added to Your printer (LPD) and [Name:] then check that the printer list. Select your your printer is selected in [Use:] and click...
Page 54: Printing
3. Printing ● Flow of Installing the Printer Driver on a ● Computer To print from a Windows or Mac OS X computer, you must install the printer-driver software in your computer, using the supplied software DVD, as shown in the figure below. For Windows For Mac OS X To Network...
Page 55 Flow of Installing the Printer Driver on a Computer „ Types of Drivers For Windows Type Description The PCL printer driver is suitable for printing of business documents. The PS printer driver is suitable for printing of documents including PostScript fonts and EPS data.
Page 56: Product Requirements
Product Requirements Product Requirements ● ● Product Requirements for Product Requirements for Windows Macintosh ● Windows 8 Note ● Depending on the printer driver version, the description ● Windows Server 2012 may be different. ● Windows 7 ● Mac OS X 10.4–10.8 ●...
Page 57: Connecting To A Computer
For the accessible distance between the printer With OKI LPR utility, the network setting will be automatically performed if the IP address of this and the access point of the wireless LAN, refer to printer is changed.
Page 58 Connecting to a Computer „ WPS-PBC If the access point of the wireless LAN checked in step 1 supports WPS, the Press the scroll button to select printer is automatically connected. Go to [Wireless Setting] and then press the “WPS-PBC” P.58.
Page 59 Connecting to a Computer Check that [WPS-PBC] is selected and Memo then press the <ENTER> button. ● If [Timeout] is displayed, it is possible that the access point of the connection destination could not be found within the time limit. Redo from step 6. ●...
Page 60 Connecting to a Computer „ WPS-PIN Press the scroll button to select [WPS-PIN] and then press the Press the scroll button to select <ENTER> button. [Wireless Setting] and then press the <ENTER> button. Set the 8-character PIN code displayed on the display screen on the access Enter the administrator password point and start WPS-PIN.
Page 61 Connecting to a Computer [Implementing PIN method…] is „ Search for a wireless access point displayed on the screen. If the wireless access point does not support the WPS, search for valid access points and you will be able to connect to any that are among the search results.
Page 62 Connecting to a Computer Press the scroll button to select You will be prompted by the security [Wireless Network Selection] and of the selected access point to enter a then press the <ENTER> button. password. ● With WEP [Enter the WEP key] will be displayed. Enter the encryption key using the and press <ENTER>...
Page 63 Connecting to a Computer „ Configuring manually Check the contents in the confirmation screen. If there is no problem, select Check and write down the SSID, [Yes], and press <ENTER> button. encryption scheme, and cryptography key. You can check the SSID, encryption scheme, and cryptography key in the instruction manual for the access point of the Wireless LAN.
Page 64 Connecting to a Computer Press the scroll button to select Enter the SSID checked in step 1, using [Wireless Network Selection] and the ten-key pad. then press the <ENTER> button. Memo ● Symbols such as “_ (underscore)” are entered using the * key.
Page 65 Connecting to a Computer c) Enter the same Key as the Pre-shared Key set When WEP is selected: -(1) for the access point that you want to connect a) Press the <ENTER> button on the WEP Key input screen. Memo ●...
Page 66 Connecting to a Computer „ Reconnect to the wireless LAN Press the scroll button to select [Wireless reconnection] and then When the wireless is enabled, restart the wireless function. If a problem has occurred in press the <ENTER> button. the access point communication or performance, the wireless function can be restarted.
Page 67: Connecting A Usb Cable
Connecting to a Computer Connecting a USB Cable Connecting a Parallel Cable Note Procure a USB cable. ● Parallel cable connection is available only with models with the parallel interface connection. (Parallel Note installed model only) ● No USB cable is supplied with this printer. Procure a USB cable with the USB2.0 specifications separately.
Page 68: Installing A Printer Driver (For Windows)
Installing a Printer Driver (for Windows) Installing a Printer Driver (for Windows) ● ● If the printer is connected with the computer „ First, Set the IP address of the using a USB or parallel cable, proceed to printer. “Installing a Printer Driver” P.70.
Page 69 Installing a Printer Driver (for Windows) Press the scroll button to select [IP Enter the IP address using the ten-key Address Set], and press the <ENTER> pad, and press the <ENTER> button. button. To move to the next box, press the <ENTER> button.
Page 70: Installing A Printer Driver
Installing a Printer Driver (for Windows) Enter the default gateway address and Installing a Printer Driver press the <ENTER> button. To move to the next box, press the <ENTER> button. When a network connection is used, make sure that the printer is turned on. After entering all settings, press the <BACK>...
Page 71 Installing a Printer Driver (for Windows) Select a connection method then click When network connection is used, the [Next]. device search starts. If the printer is detected, select the printer from the list then click [Next]. Installation of the software automatically starts. Click [Recommended Install].
Page 72: When Options Are Added
Installing a Printer Driver (for Windows) After installation is completed, click When Options Are Added [Exit]. If the options such as additional tray units have been installed, use following procedures to change printer driver settings. For Windows PCL Driver Click [Start] then [Devices and Printers].
Page 73 Installing a Printer Driver (for Windows) If using a network connection, select If using a network connection, select [Get installed options automatically] [Get Printer Settings]. under [Installable Options] then click If using a USB connection, enter the [Setup]. total number of trays excluding the If using a USB connection, select an multipurpose tray in [Installed Paper appropriate value at [Available Trays]...
Page 74: Installing A Printer Driver (For Macintosh)
● Disable the anti-virus software before starting this procedure. Load the “Software DVD-ROM” in Macintosh computer. Double-click [OKI], [Drivers], then [Installer for OSX xxx] (“xxx” denotes the version of the OS to be installed) in the [PS] folder. Select a printer name. If the...
Page 75: Setup Via Usb
Note ● Disable the anti-virus software before starting this procedure. Load the “Software DVD-ROM” in Macintosh computer. Double-click [OKI], [Drivers], then [Installer for OSX xxx] in the [PS] folder. Enter the administrator password, following the instructions displayed on the screen, then click [Install Software].
Page 76: When Options Are Added
Installing a Printer Driver (for Macintosh) Select the name of a printer for When Options Are Added which [USB] is displayed in [Kind:]. If the appropriate model name is If the options such as additional tray units have displayed in the [Driver] menu, click been installed, use following procedures to [Add].
Page 77: Printing From A Computer
Printing from a Computer Printing from a Computer ● ● This section explains how to print from a computer. Memo ● In the explanation below, how to print a notepad file for Windows or a text editor file for Mac OS X is explained. Depending on the application used or the version of the printer driver, the description may be different.
Page 78 Printing from a Computer For Windows PS Driver Click [Media Type] then select the paper weight from the drop-down list. From the [File] menu of the application, select [Print]. Select a printer driver. Click [Preferences]. Click [OK]. Click [Print]. For Mac OS X PS Driver Select the [Paper/Quality] tab.
Page 79 Printing from a Computer Select the paper tray on the [Paper Feed] panel. From the panel menu, select [Printer Features]. From [Feature Sets], select [Insert Options]. Select the paper weight from [Media Type]. Click [Print]. Memo ● Normally, use [Printer Setting] for selection of the paper weight.
Page 80: Printing Data On A Usb Memory Device
Printing Data on a USB Memory Device Printing Data on a USB Memory Device ● ● This section explains how to print data on a USB memory device. You can plug a USB memory device into the printer and directly print files stored in the USB memory device. Note ●...
Page 81: Changing The Number Of Copies
Printing Data on a USB Memory Device Changing the Number of Copies Press the scroll button to select [Binding] then press the <ENTER> (Copies) button. You can set the number of copies to be printed. Press the scroll button to select [Long Press the scroll button to select [ Print...
Page 82: Canceling Printing
Canceling Printing Canceling Printing ● ● Press the <CANCEL> button on the operator panel to cancel print jobs being currently printed or preparing for a print. When you press the <CANCEL> button, the following message is displayed: To cancel printing, select [Yes] and then press the <ENTER>...
Page 83: Convenient Print Functions
Convenient Print Functions Convenient Print Functions ● ● The following convenient print functions are available. For details, refer to the User’s Manual (Advanced). „ Printing on Envelopes „ Saving Toner You can save toner by reducing printing density. „ Printing on Labels A toner saving can be set in 2 levels.
Page 84: Troubleshooting
4. Troubleshooting ● When an Error Message is Displayed on the ● Display Screen Paper Jam Message displayed after the Refer- Check Any Message Displayed Message on <HELP> ence the display screen button is Page When paper is jammed inside the printer or pressed when there are still sheets remained in the Error Code...
Page 85 When an Error Message is Displayed on the Display Screen Error Codes 370, 371, 373, 641, and Insert your finger into the recess on the right side of the printer and pull the front cover open lever (5) to open the A paper jam has occurred around the duplex front cover (4) forward.
Page 86: Error Code
When an Error Message is Displayed on the Display Screen Error Code 372 Open the upper cover (8) of the duplex unit and check for jammed paper in the A paper jam has occurred around the front duplex unit. If jammed paper remains, cover.
Page 87 When an Error Message is Displayed on the Display Screen Open the rear cover (4) by pulling the Insert your finger into the recess on lock (3) lever on the back side of the the right side of the printer and pull the printer toward you.
Page 88 When an Error Message is Displayed on the Display Screen Error Codes 380, 401 Open the upper cover (8) of the duplex unit and check for jammed paper in the A paper jam has occurred around the front duplex unit. If jammed paper remains, cover.
Page 89 When an Error Message is Displayed on the Display Screen Close the front cover (2). Remove the print cartridge (4) and place them on a flat surface. Removal of jammed paper is completed. Error Codes 381 and 638 A paper jam has occurred under an image drum. Insert your finger into the recess on Cover the removed print cartridge (4) the right side of the printer and pull the...
Page 90 When an Error Message is Displayed on the Display Screen Open the registration guide (5) in the Pull out the jammed paper gently while direction of the arrow. tilting the release levers (6) on the fuser unit forward if an edge of jammed paper cannot be seen.
Page 91 When an Error Message is Displayed on the Display Screen Error Codes 382, 383, 385, 639, and Close the top cover (3). Memo ● You can close the top cover smoothly if you close the A paper jam has occurred around the fuser unit. front cover halfway.
Page 92 When an Error Message is Displayed on the Display Screen Remove the print cartridge (4) and place Hold the fuser unit handle (5) and lift them on a flat surface. the fuser unit out of the printer. CAUTION Possible to get burned. ●...
Page 93 When an Error Message is Displayed on the Display Screen Hold the fuser unit handle (5) and return Close the top cover (3). the fuser unit into its original position. Memo ● You can close the top cover smoothly if you close the front cover halfway.
Page 94 When an Error Message is Displayed on the Display Screen Error Codes 390 and 637 Remove the jammed paper gently by pulling the edge of paper if the edge A paper jam has occurred while feeding paper of jammed paper can be seen. If you from a paper tray.
Page 95 When an Error Message is Displayed on the Display Screen Error Codes 391,392, 393, 394, 631, When loading paper in the MP Tray, lift the paper set cover (1) and set the 632, 633, and 634 paper with the print side face up. A paper jam has occurred while feeding paper from a paper tray.
Page 96 When an Error Message is Displayed on the Display Screen Return the tray (1) to its original Memo position. ● Open then close the front cover after removing the jammed paper. Otherwise, the error indication do not go out. Insert your finger into the recess on the right side of the printer and pull the front cover open lever (2) to open the front cover (3) forward.
Page 97: When The Message For Replacement Of Consumables Or Maintenance Unit Is Displayed
When the Message for Replacement of Consumables or Maintenance Unit is Displayed When the Message for Replacement of ● ● Consumables or Maintenance Unit is Displayed When the time to replace consumables or maintenance unit is close and replacement must be done, the messages, such as “...Low,”...
Page 98 Error Code Print Cartridge 1st line □ – (in a case of 2nd line Print Cartridge Near Life B721/B731) 1st line □ – 2nd line Print Cartridge Not Installed 1st line □ – 2nd line Non OEM Print Cartridge Detected 1st line □...
Page 99 Error Code Print Cartridge 1st line Non Genuine Print Cartridge 553, 687 (in a case of 2nd line B721/B731) 3rd line 4th line 5th line Please see HELP for details 1st line Print Cartridge Not Installed 613, 697 2nd line...
Page 100 When the Message for Replacement of Consumables or Maintenance Unit is Displayed Message displayed after Reference Status Message on the display screen <HELP> Page button is pressed Error Code Toner Cartridge 1st line Toner Not Installed (in a case of 2nd line ES7131/ 3rd line...
Page 101 When the Message for Replacement of Consumables or Maintenance Unit is Displayed Message displayed after Reference Status Message on the display screen <HELP> Page button is pressed Error Code Image Drum 1st line Non Genuine Image Drum (in a case of 2nd line ES7131/ 3rd line...
Page 102: When The Message For Paper Replacement Or Paper Size Error Is Displayed
When the Message for Paper Replacement or Paper Size Error is Displayed When the Message for Paper Replacement or ● ● Paper Size Error is Displayed When the media type or media size loaded in a tray does not match the settings specified in the printer driver, the message “Change Paper...”...
Page 103 When the Message for Paper Replacement or Paper Size Error is Displayed Message displayed after the <HELP> Status Message on the Display Screen button is pressed Error Code Change Paper 1st Line Change Paper in %TRAY% 661, 662, 663, 664 2nd Line %MEDIA_SIZE% 3rd Line...
Page 104: Other Error Messages
Other Error Messages Other Error Messages ● ● This section explains the causes and remedies for an error message and the function of the <ATTENTION> indicator. An error message appears on the display screen of the operator panel. To display an error code, press the <HELP> button on the operator panel. Error Messages Error <ATTENTION>...
Page 105 Other Error Messages Error <ATTENTION> Message Cause/Remedy code indicator Warning □ Lights up Jobs have been cancelled because they are Print Restricted. Job Rejected not permitted for printing. (Related to JobAccount). Press ONLINE Button Stays displayed until the ONLINE button is pressed.
Page 106 Other Error Messages Error <ATTENTION> Message Cause/Remedy code indicator Warning □ Lights up Cannot read the file from USB Memory Cannot read the file while printing from USB Memory. The USB Memory may be pulled out, or damaged, or Press ONLINE Button file cannot open.
Page 107 Other Error Messages Error <ATTENTION> Message Cause/Remedy code indicator Error Install Paper Cassette Blink Indicates that paper feed is unavailable %TRAY% in attempting to print from Tray 1 due to removal of the paper cassette of Tray 1. (Occurs only when Tray 2 has been Please see HELP for details installed.) %TRAY%...
Page 108: When You Cannot Print
When You Cannot Print When You Cannot Print ● ● This section explains the issues you may encounter while operating your printer and how to solve them. When You Cannot Print from the MP Tray If you print from the MP Tray without moving down the paper set cover, the message “Install Paper MPTray”...
Page 109: Unable To Print From A Computer
When You Cannot Print Unable to Print from a Computer Memo ● For issues caused by an application, contact the manufacturer of the application. General Causes „ Common to Windows and Mac OS X Reference Cause Remedy Page Press the <POWER SAVE> button on the operator The printer is in the sleep mode.
Page 110: Usb Connection Problems
Check that the same IP address is set for the printer page 68 and the printer’s port setting on the computer. If using OKI LPR Utility, check the IP address setting in OKI LPR Utility. USB Connection Problems „ Common to Windows and Mac OS X...
Page 111: Unable To Install A Printer Driver Successfully
When You Cannot Print Unable to Install a Printer Driver Successfully Memo ● If the following information does not solve the issue, contact your dealer. ● For issues caused by an application, contact the manufacturer of the application. USB Connection Problems „...
Page 112: Os-Specific Constraints
[Windows Firewall]. Select the [Exceptions] tab and select the [File and Printer Sharing] check box. Click [OK]. OKI LPR Utility Unable to find a printer. If the [Don’t allow exceptions] check box is selected on the [General] tab of the Windows firewall, you cannot search for a printer in a segment that is connected to another router.
Page 113 When You Cannot Print Item Symptom Cause/Remedy If the [Don’t allow exceptions] check box is Configuration Tool Unable to find a printer. selected on the [General] tab of the Windows firewall, you cannot search for a printer in a segment that is connected to another router. Only printers within the same segment as the printer can be searched.
Page 114: Image Quality Issues
Image Quality Issues Image Quality Issues ● ● Memo ● If the following information does not solve your issues, contact your dealer. Reference Symptom Cause Remedy Page Vertical lines appear. The LED heads are dirty. Wipe the LED heads with a soft page 134 tissue paper.
Page 115 The paper is too thick. Use thinner paper. – The toner is low. For the models B721/B731: page 122 Replace the print cartridge. page 124 For the models ES7131/ MPS5501b: Replace the toner cartridge. Periphery of letters is The LED heads are dirty.
Page 116 Image Quality Issues Reference Symptom Cause Remedy Page Glossiness is not The settings of media type and – Press the button and select uniform. weight are incorrect. [Menus] > [Tray Configuration] > the paper tray configuration you are using, and then select the proper values for [Media Type] and [Media Weight].
Page 117: Feeding Issues
Feeding Issues Feeding Issues ● ● Memo ● If the following information does not solve the issue, contact your dealer. Reference Symptom Cause Remedy Page ● The paper often jams. The printer is tilted. Place the printer on a flat surface. page 15 ●...
Page 118 Feeding Issues Reference Symptom Cause Remedy Page The paper twists around The settings of media type and page 32 Press the button and then select the rollers in the fuser weight are incorrect. [Menus] > [Tray Configuration] unit. > [(tray name) Config], then specify the appropriate values in [Media Type] or [Media Weight].
Page 119: Machine Issues
Machine Issues Machine Issues ● ● Memo ● If the following information does not solve the issue, contact your dealer. Reference Symptom Cause Remedy Page You turned on the The AC cable is unplugged. Turn off the printer and then plug –...
Page 120 Machine Issues Reference Symptom Cause Remedy Page There is an abnormal The printer is tilted. Place the printer on a flat surface. – sound. There is a piece of paper or foreign Check the inside of the printer – object inside the printer. and remove any objects.
Page 121: Maintenance
● Use only genuine Oki Data consumable items to ensure optimum quality. ● Service for problems due to use of consumable items other than genuine OKI consumables will incur fees even in the warranty period or the maintenance contract period.
Page 122: Replacing Print Cartridges
Replacing Print Cartridges Replacing Print Cartridges ● ● If the B721/B731 is Used Remove the print cartridge (3). Note ● When toner powder adheres to the paper feeding Life Span of a Print Cartridge area inside the printer, wipe it off with a wet cloth that has been well wrung.
Page 123 Replacing Print Cartridges Turn the blue lever (5) of the print cartridge fully in the direction of the arrow while pressing the top of the print cartridge. Close the front cover (2). Note ● The front cover cannot be closed completely if the top cover is not closed.
Page 124: Replacing Toner Cartridge Or Image Drum
Replacing Toner Cartridge or Image Drum Replacing Toner Cartridge or Image Drum ● ● If the ES7131/MPS5501b is Replacing a Toner Cartridge used Prepare a new toner cartridge. Life Span of a Toner Cartridge Insert your finger into the recess on the right side of the printer and pull the When the [Toner Low] message is displayed on front cover open lever (1) to open the...
Page 125 Replacing Toner Cartridge or Image Drum Lift the toner cartridge (3) from the right Place the new toner cartridge (5) into in the direction of the arrow. the printer. WARNING Possible to get burned. ● Do not throw a used image drum and toner cartridge in the fire.
Page 126 Turn the right blue lever (4) of the toner period. (Use of consumable items other than genuine OKI cartridge fully in the direction of the consumables does not always cause problems, but please exhibit caution when using those.)
Page 127 Replacing Toner Cartridge or Image Drum Remove the toner cover (6) and Place a new image drum (7) into the desiccant. printer. Close the front cover (2). Insert the toner cartridge (5) taken out in step 5 into the image drum in the Note direction of the arrow.
Page 128 OKI consumables will incur fees even in the warranty period or the maintenance contract period. (Use of consumable items other than genuine OKI consumables does not always cause problems, but please Remove the toner cover (4) and exhibit caution when using those.)
Page 129 Replacing Toner Cartridge or Image Drum Insert the toner cartridge (5) into the Close the front cover (2). image drum in the direction of the Note arrow. ● The front cover cannot be closed completely if the top cover is not closed. Note ●...
Page 130: Replacing The Fuser Unit And Transfer Roller
Replacing the Fuser Unit and Transfer Roller Replacing the Fuser Unit and Transfer Roller ● ● Life Span of a Fuser Unit and a Replacement Procedure Transfer Roller Note When the [Fuser Unit Near Life] message is ● Do not expose the image drum to direct sunlight or very bright interior light (approximately more than 1,500 lux).
Page 131 Replacing the Fuser Unit and Transfer Roller Open the top cover (3). Cover the removed print cartridge (4) with paper so that it will not be exposed to light. CAUTION Possible to get burned. ● Since the fuser unit gets hot, carry out the operation carefully, and when lifting it up you must hold it by the handle.
Page 132 Replacing the Fuser Unit and Transfer Roller Hold the handle (7) of a new fuser unit Hold the plastic parts (10) of the transfer and place the fuser unit into its original roller (9), with the gear positioned on position. the left, and push down the posts on the right and left.
Page 133 Replacing the Fuser Unit and Transfer Roller Close the top cover (3). Memo ● You can close the top cover smoothly if you close the front cover halfway. Be careful not to let the front cover return to its open position.
Page 134: Cleaning
Cleaning Cleaning ● ● This section explains how to clean each part of your printer. Cleaning the Surface of the Cleaning LED Heads Printer Clean the LED heads if vertical lines appear, images are fading vertically, or the periphery of Note letters is smudged in the printouts.
Page 135 Cleaning Open the top cover (3). Cover the removed print cartridge (4) with paper so that it will not be exposed to light. CAUTION Possible to get burned. ● Since the fuser unit gets hot, carry out the operation carefully, and when lifting it up you must hold it by the handle.
Page 136: Cleaning Paper Feed Rollers
Cleaning Close the top cover (3). Cleaning Paper Feed Rollers Memo ● You can close the top cover smoothly if you close the If paper jams occur frequently, clean the paper front cover halfway. feed rollers. Be careful not to let the front cover return to its open position.
Page 137 Cleaning For MP Tray Also press the left arm (3) inward while lifting up the MP Tray (2) lightly to release the tab (4) of the paper feed Open the MP Tray (2) forward by roller cover. inserting your fingers into the front recesses (1).
Page 138 Cleaning Wipe the two paper feed rollers (6) with Close the separation roller cover (7). a wet cloth that has been wrung out well. Lower the paper set cover (5). Open the separation roller cover (7) forward while pressing the center part of the MP Tray (2).
Page 139 Cleaning Also hook the other tab (4) of the paper feed roller cover by pressing the left arm (3) inward while lifting up the MP Tray (2) lightly. Note ● If closing the MP Tray without returning the tab to the correct position, the paper set cover may be broken.
Page 140: Moving Or Transporting Your Printer
Moving or Transporting Your Printer Moving or Transporting Your Printer ● ● This section explains how to move or transport your printer. Moving Your Printer Transporting Your Printer CAUTION CAUTION It may cause injury! It may cause injury! ● At least two people are needed to lift the printer ●...
Page 141 Moving or Transporting Your Printer Remove the print cartridge (3) and place Attach the stopper to the fuser unit. them on a flat surface. Attach the orange stopper (6) in the direction of the arrow ➋ while pressing the blue lever (5) of the fuser unit down in the direction of the arrow ➊...
Page 142 Moving or Transporting Your Printer Return the bagged image drum and print Remove the optional additional tray cartridge into the printer. unit(s) from the main unit if it is installed. Close the front cover (2). Note ● The front cover cannot be closed if the top cover is not closed securely.
Page 143: Appendix
Appendix This chapter explains the specifications of your printer Menu List The function number is described on the right of each item. :You must input a password. Functions Print From USB Memory Select Print File Print Setup Paper Feed Copies Duplex Binding Print Secure Job...
Page 144 Appendix Menus Tray Configuration MPTray Config Paper Size X Dimension Y Dimension Media Type Media Weight Tray Usage Tray1 Config Paper Size X Dimension Y Dimension Media Type Media Weight Legal Paper Other Size Tray2 Config Paper Size X Dimension Y Dimension Media Type Media Weight...
Page 145 Appendix Tray3 F223 X Adjust Y Adjust Duplex X Adjust Duplex Y Adjust Tray4 F224 X Adjust Y Adjust Duplex X Adjust Duplex Y Adjust Paper Black Setting F230 Trans. Black Setting F231 Darkness F232 SMR Setting F233 BG Setting F234 Drum Cleaning F235...
Page 146 Appendix PCL Setup Font Source Font Number Font Pitch Font Height Symbol Set A4 Print Width White Page Skip CR Function LF Function Print Margin Pen Width Adjust Tray ID# MPTray Tray1 Tray2 Tray3 Tray4 XPS Setup DigitalSignature DiscardControl MC Mode Unzip Mode White Page Skip IBM PPR Setup...
Page 147 Appendix Others Setup RAM Setup Receive Buffer Size Resource Save Flash Memory Setup Initialize HDD Setup Initialize Resize Partition Common Format Partition Erase HDD Storage Common Setup Check File System Check All Sectors Enable Initialization Security Setup Job Limitation Make Secure HDD Make Normal HDD Reset Cipher Key Language Setup...
Page 148: Basic Steps In Windows
Basic Steps in Windows Basic Steps in Windows ● ● These are the steps for displaying the printer driver setting window from [Printer] / [Printers and Faxes] folder in Windows OS used for examples in this manual other than Windows 7. Memo ●...
Page 149: Specifications
Serial NOR : 512 KB Storage Device Hard disk ● Optional 160 GB Weight B721/B731 : 26.6 Kg (including consumables) ES7131/MPS5501b : 27.2 Kg (including consumables) Dimensions 435(W) x 498(D) x 410(H) mm Power supply N22300A, N22301A : 110 - 127 V AC ±10% N22300B, N22301B : 220 - 240 V AC ±10%...
Page 150 Specifications „ Printing Specifications B721 B731/ES7131/MPS5501b Printing method Dry electrophotographic recording method with LED (Light-emitting diode) Emulation language PCL5e, PCLXL, PostScript3, PDF (ISO3200-1: 2008, Extension Level8), XPS, SIDM (IBM-PPR, EPSON-FX) Resident fonts PCL: 87 european fonts PS: 136 european fonts...
Page 151 Specifications B721 B731/ES7131/MPS5501b Conditions for the guarantee ● Operating Range of print quality Temperature 10°C, humidity 20 to 80% RH Temperature 32°C, humidity 20 to 60% RH Humidity 20% RH, temperature 10 to 32°C Humidity 80% RH, temperature 10 to 27°C „...
Page 152 Specifications „ Printer Dimensions TOP VIEW 435 mm SIDE VIEW 1016 mm 219 mm 498 mm 300 mm 329 mm 736 mm 410 mm OPTION-INSTALLED TOP VIEW 115 mm 665 mm 115 mm OPTION-INSTALLED SIDE VIEW 545 mm 946 mm 135 mm 135 mm 135 mm...
Page 153: Index
Index Access Cover ...... 11 Facedown Stacke ....37 ON LINE Button ....13 AC Power Socket ....11 Faceup Stacker ....11, 37 Operator Panel ....11, 13 Additional RAM ....18, 23 Feed Rollers ...... 136 Options ......18 Additional Tray ....18, 22 Fn Key ......13, 14 Other Error Messages ..
Page 154 Scroll < / > button ... 13 Sleep Mode ....29, 45 Sub Support ....33, 37 Ten-key Pad ......13 Toner Cartridges ....126 Top Cover ......11 Tray 1 ........ 11 Tray 2/3/4 ......18 Troubleshooting ....84 Turning On/Off the Power ..28 USB Interface Connection ..
Page 155: Oki Contact Details
Fax:+353 (0)1 4049591 Liebermannstrasse A02 603 http://www.oki.ie Telefon: +36 1 814 8000 22345 Brun am Gebirge Telefax: +36 1 814 8009 Oki Systems Ireland Limited - Tel: +43 223 6677 110 Website: www.okihu.hu Northern Ireland Drucker Support: OKI Systems (Italia) S.p.A.
Page 156 Fax: 1-856-222-5260 Lingkaran Syed Pura 59200, Romania Email: LASatisfaction@okidata.com Kuala Lumpur, Malaysia Oki Data de Mexico, S.A. de C.V. Tel: +40 21 303 3138 Tel: (60) 3 2287 1177 Fax: +40 21303 3150 Fax: (60) 3 2287 1166 Mariano Escobedo #748, Piso 8 Website: http://romania.oki.com...
Page 157 45489202EE Rev4...

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B731 Es7131 Mps5501b

Oki B721 User Manual

1 Setup

2 Printing Basic Operation

3 Printing

4 Troubleshooting

5 Maintenance

Appendix

Index

Oki Contact Details

Quick Links

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