Page 1 C650/ES6450 User's Manual...
Page 2: Table Of Contents
Table of Contents Table of Contents Loading paper ..........72 1. Getting started ........6 Procedure for loading paper ......72 Applicable paper ..........72 Safety precautions ..........7 Inapplicable paper ..........74 General cautions ..........8 Paper precautions by type ......... 74 Preface ............
Page 3 Table of Contents How to open the printer folder ......142 Printing with frequently used settings registered in the printer driver ..........184 Printing on various types of paper ....143 Printing data stored in this machine ....186 Printing on envelopes ........143 Printing data from a USB memory ....
Page 4 OKI LPR Utility ..........278 Moving this machine ........239 Starting the OKI LPR Utility ......278 Shipping this machine ........239 Registering this machine with the OKI LPR Utility ................ 278 Disposal ............243 Checking the state of the registered machine . 278 Transferring print data to the registered device 279 7.
Page 5 Table of Contents The entire paper is printed in black ....371 Cleaning the main unit and the parts .... 312 Nothing is printed ..........372 Cleaning the LED head ........312 White streaks occur ......... 372 Cleaning the surface of the main unit ....313 The peripheral area is dirty ......
Page 6: Getting Started
Getting started Getting started Safety precautions..................7 General cautions ..................8 Preface ..................... 10 Trademarks ....................11 About this manual..................12 Features of this machine ................14 - 6 -...
Page 7: Safety Precautions
Getting started Safety precautions Read this manual for your safety before using the product. Mishandling due to ignoring this display may cause death or serious injury. Mishandling due to ignoring this display may cause personal injury. - 7 -...
Page 8: General Cautions
Getting started General cautions Do not touch the safety switch inside the machine. Doing so may cause electric shock when high voltage occurs. In addition, gears can rotate, which may result in personal injury. Do not use an inflammable spray near the machine. Doing so may cause a fire since there is an area heating up within the machine.
Page 9 Getting started Do not approach the paper discharger when the power is on or during printing. Doing so may cause injury. Do not touch a broken display. Doing so may cause injury. If any liquid (liquid crystal) leaking from the display gets into the eyes or mouth, wash it off promptly with a large quantity of water.
Page 10: Preface
Getting started Preface • EMERGENCY FIRST AID Take care with toner powder: If swallowed, give small amounts of cold water and seek medical attention. DO NOT attempt to induce vomiting. If inhaled, move the person to an open area for fresh air. Seek medical attention. If it gets into the eyes, flush with large amounts of water for at least 15 minutes keeping eyelids open.
Page 11: Trademarks
10.0 The simplified EU declaration of conformity Hereby, Oki Electric Industry Co., Ltd. declares that the radio equipment type “AW-CM382” is in compliance with Directive 2014/53/EU. The full text of the EU declaration of conformity is available at the following internet address: https://www.oki.com/eu/printing/support/declaration-of-conformity...
Page 12: About This Manual
Copyrights All rights belong to Oki Electric Industry Co., Ltd. This manual may not be reproduced, transcribed or translated without permission. Be sure to obtain the written approval from Oki Electric Industry Co., Ltd.
Page 13 Getting started About symbols This section describes the symbols used in this manual and their meanings. Symbol Meaning « » Indicates buttons/keys on the operator panel of this machine. Indicates keys on the PC keyboard. Indicates menu names, item names, options, etc. displayed on the display. Indicates menus, windows and dialog box names displayed on the PC screen.
Page 14: Features Of This Machine
Getting started Features of this machine  Installable in restrained space As the machine is compact, the space between both sides of this machine and the wall can be as small as 20 mm. (When the optional caster stand is not installed) ...
Page 15: Connecting To The Pc After Preparing This Machine
Connecting to the PC after preparing this machine Connecting to the PC after preparing this machine Installation ....................16 Unpacking ....................18 Checking accessories ................20 Installing the starter toner cartridge ............21 Installing options ..................22 Connecting the power cord ..............33 Loading paper in the tray .................
Page 16: Installation
Connecting to the PC after preparing this machine Installation Installation environment Install this machine in the following environment. Ambient temperature: 10°C to 32°C Ambient humidity: 20% to 80% RH (relative humidity) Maximum wet-bulb temperature: 25°C  Make sure there is no condensation. Failure to do so may cause a malfunction. ...
Page 17 Connecting to the PC after preparing this machine  Side view (When the rear output tray is used) Depending on the installation environment, the temperature inside this machine may rise and the printing speed may slow down.  Side view (When the rear output tray is closed and a cable with angled connector is used) Depending on the installation environment, the temperature inside this machine may rise and the printing speed may slow down.
Page 18: Unpacking
Connecting to the PC after preparing this machine Unpacking Doing so may cause injury. This machine weighs approx. 30 kg, so be sure to have it lifted by at least 2 personals.  Be sure to use the consumables/maintenance items supplied with this machine first. If you install the consumables/maintenance items other than those supplied first, the lifespan may not be displayed correctly or the accessories may not be usable later.
Page 19 Connecting to the PC after preparing this machine Lift this machine and place it at the installation site. Remove the drying agent on the top of this machine. To use the optional expansion tray, see "Installing options(P.22)". - 19 -...
Page 20: Checking Accessories
Connecting to the PC after preparing this machine Checking accessories Make sure that you have all the following accessories. Doing so may cause injury. This machine weighs approx. 30 kg, so be sure to have it lifted by at least 2 personals. ...
Page 21: Installing The Starter Toner Cartridge
Connecting to the PC after preparing this machine Installing the starter toner cartridge  When you use this machine for the first time, install the included starter toner cartridge. If an optional toner cartridge is installed and used first, you may not be able to use the starter cartridge later. ...
Page 22: Installing Options
Connecting to the PC after preparing this machine Installing options This section explains the installation of options. If no option is installed, proceed to " Connecting the power (P.33)". cord The following options are available.  Be sure to turn off the power and unplug the power cord and cables before installing any options. If an option is installed with the power on, the main unit and the option may be damaged.
Page 23 Connecting to the PC after preparing this machine Ethernet and wireless LAN can be used simultaneously on different networks. Model: 45830222 Turn off this machine and unplug the power cord. If you install it with the power on, the main unit or wireless LAN module may be damaged. Turning the power off(P.71) Open the wireless LAN module cover on the side of this machine.
Page 24: Installing The Expansion Tray Unit
Connecting to the PC after preparing this machine Input the admin password using the numeric keypad, and press «OK». Admin password(P.196) Check that [Network Setup] is selected, and press «OK». Check that [General Setup] is selected, and press «OK». Check that [Extended Network] is selected, and press «OK». Press ▼to select [Wireless], and press «OK».
Page 25 Connecting to the PC after preparing this machine Install the expansion tray unit to increase the quantity of paper that can be loaded. After installation, set the number of trays in the printer driver. Up to three extension trays can be installed. Be sure to install the attached fixing parts. To install any of the three expansion trays, it is recommended to install the optional dedicated caster stand to avoid the risk of tipping.
Page 26 Connecting to the PC after preparing this machine Fix the stacked expansion trays on both sides with accessories by using a flat-head screwdriver. With the main unit and the expansion trays aligned on the right side and front, gently stack them so that the protrusions of the expansion tray fit into the holes on the bottom of the main unit.
Page 27: Installing The Dedicated Caster Stand
Connecting to the PC after preparing this machine When transporting this machine, replacing consumables or maintenance parts, or loading paper in the tray, check the following points to avoid the risk of tipping.  Do not press on the back of this machine or the image drum basket when the output tray is open and the image drum is pulled out.
Page 28 Connecting to the PC after preparing this machine This is a stand with casters for moving this machine. It also comes with anti-tip feet to avoid the risk of tipping. It is recommended to use it when the expansion tray is installed.
Page 29 Connecting to the PC after preparing this machine Then, mount the anti-tip feet b (x 3) to both sides and the back. Check that the anti-tip foot a and the anti-tip feet b (x 3) are inserted in place by turning the dedicated caster stand upside down.
Page 30 Connecting to the PC after preparing this machine With the main unit or the expansion tray aligned with the dedicated caster on the right side and the front, gently stack them so that the positioning pins of the dedicated caster stand fit into the holes on the bottom.
Page 31 Connecting to the PC after preparing this machine Fix the stacked expansion trays on both sides with accessories by using a flat-head screwdriver. When multiple expansion trays are installed, with the main unit and the expansion trays aligned on the right side and front, gently stack them so that the protrusions of the expansion tray fit into the holes on the bottom of the main unit.
Page 32 Connecting to the PC after preparing this machine Before moving this machine, unlock the casters (x 2). After moving this machine, lock the casters (x 2) to prevent accidental sliding. When transporting this machine, replacing consumables or maintenance items, or loading paper in the tray, check the following points to prevent this machine from toppling.
Page 33: Connecting The Power Cord
Connecting to the PC after preparing this machine Connecting the power cord About the power supply The power supply must meet the following requirements. Voltage: 110 to 127V AC (Range 99 to 140V AC) / 220 to 240V AC (Range 198 to 264V AC) Power supply frequency: 50/60 Hz ±...
Page 34: Loading Paper In The Tray
Connecting to the PC after preparing this machine Loading paper in the tray This section describes the procedure assuming that A4-sized plain paper is loaded in Tray 1. When other paper is loaded, see " (P.72)". Loading paper Pull out the paper cassette. Slide the paper guide and the blue part of the paper stopper to fit the size of the paper to be loaded.
Page 35 Connecting to the PC after preparing this machine Return the paper cassette to this machine. Set the size, type and weight of the paper on the operator panel. Loading paper(P.72) - 35 -...
Page 36: Connecting Via A Wired Lan
Connecting to the PC after preparing this machine Connecting via a wired LAN Connect this machine and a PC with a LAN cable to print. Connect the LAN cable, and set the IP address and others on the operator panel. Connecting the LAN cable Prepare a LAN cable (category 5e or better, twisted pair, straight) and a hub.
Page 37 Connecting to the PC after preparing this machine Power on this machine. Press the scroll button ▼ on the operator panel several times to select [Admin Setup], and press «OK». Input the admin password using the numeric keypad, and press «OK». Admin password(P.196) Check that [Network Setup] is selected, and press «OK».
Page 38 Connecting to the PC after preparing this machine Use either the scroll buttons or the numeric keypad to input the first 3 digits of the IP address, and press «OK». Input the next 3 digits in the same way. To move to the next box, press «OK». Press «OK»...
Page 39 Connecting to the PC after preparing this machine Press «ON LINE» to return to the standby screen. Checking the connection from a PC Check the IP address of this machine, and access it from a PC by using the Web browser. Press the scroll button ▼...
Page 40 Connecting to the PC after preparing this machine If the web page of this machine is not displayed, the network connection between the PC or other terminals and this machine has failed. Check if [IP Address Set], [IPv4 Address], [Subnet Mask] and [Gateway Address] of this machine are set correctly.
Page 41: Connecting Via A Wireless Lan
Connecting to the PC after preparing this machine Connecting via a wireless LAN Connect this machine and a PC via a wireless LAN to print.  Wired LAN1 and wireless LAN can be used at the same time. If wired LAN1 and wireless LAN are connected to the same subnet, the communication may be unstable.
Page 42: Connecting Via An Access Point (Infrastructure)
Connecting to the PC after preparing this machine  SSID is also called the network name, ESSID or ESS-ID.  Encryption key is also called the network key, security key, password, or pre-shared key (PSK). Connecting via an access point (Infrastructure) ...
Page 43 Connecting to the PC after preparing this machine When [Are You Sure?] is displayed, check that [Yes] is selected, and press «OK». Wait until the standby screen appears as this machine restarts. If [Not connected to wireless access point] is displayed, press «OK». If "Set-up wireless?"...
Page 44 Connecting to the PC after preparing this machine When using a wired LAN, see " (P.36)". Setting the IP address, etc. Press the scroll button ▼ on the operator panel several times to select [Wireless(Infrastructure) Setting], and press «OK». Input the admin password using the numeric keypad, and press «OK». Admin password(P.196) "It is not possible to use the wireless(AP Mode) at the same time."...
Page 45 Connecting to the PC after preparing this machine Use either the scroll buttons or the numeric keypad to input the first 3 digits of the IP address, and press «OK». Likewise, input the next 3 digits, and press «OK». Press «OK» after inputting all the digits. Press ▼...
Page 46 Connecting to the PC after preparing this machine  Connecting with WPS  Connecting by selecting a wireless LAN access point from the operator panel  Connecting by setting manually from the operator panel  When you connect with wireless LAN by WPA/WPA2-EAP, see "Setting IEEE802.1X (Wireless LAN)(P.214)".
Page 47 Connecting to the PC after preparing this machine "Running pushbutton method" is displayed, and this machine will start to search for a wireless LAN access point. Press and hold the push button of wireless LAN access point for the period of time confirmed in Step 1 or for a few seconds.
Page 48 Connecting to the PC after preparing this machine Press ▲ to select [Enable], and press «OK». Press ▼ several times to select [Wireless Network Selection], and press «OK». This machine starts searching for wireless LAN access points. A list of SSID of connectible wireless LAN access points is displayed. Press ▲ or ▼ to select the SSID of the wireless LAN access point recorded in Step 1, and press «OK».
Page 49 Connecting to the PC after preparing this machine When "Connection successful." is displayed, the connection to the wireless LAN access point is completed. Go to " ". 6. Checking the connection from a PC When "Not connected to wireless access point" is displayed, repeat the procedure from Step 4, or try "Connecting by setting manually from the operator panel".
Page 50 Connecting to the PC after preparing this machine Check that [SSID] is selected, and press «OK». Input the SSID recorded in Step 1, and press «OK». Press ▼ to select [Security], and press «OK». Select the encryption method recorded in Step 1, and press «OK». Press ▼...
Page 51 Connecting to the PC after preparing this machine "Implementing this method?" is displayed, and the SSID input in Step 8 and the encryption method selected in Step 10 are displayed as security on the confirmation screen. If the SSID is the same as the one recorded in Step 1, press «OK».
Page 52 Connecting to the PC after preparing this machine Check that [General Setup] is selected, and press «OK». Press ▼ to select [Enabling Default Gateway], and press «OK». Press ▼ to select [Wireless(Infrastructure)], and press «OK». Press «ON LINE» to return to the standby screen. 6.
Page 53: Connecting Directly With This Machine (Ap Mode)
Connecting to the PC after preparing this machine Press ▼ several times to select [IPv4 Address], and press «OK». Take a note of the displayed IP address. Start the web browser in a PC. Input "http:// (The IP address recorded in Step 5)", and press the «Enter» key. Connection is successful when the web page of this machine is displayed.
Page 54 Connecting to the PC after preparing this machine Check that [General Setup] is selected, and press «OK». Check that [Extended Network] is selected, and press «OK». Press ▼ to select [Wireless], and press «OK». When [Are You Sure?] is displayed, check that [Yes] is selected, and press «OK». Wait until the standby screen appears as this machine restarts.
Page 55 Connecting to the PC after preparing this machine Press ▲ to select [Enable], and press «OK». After setting Wireless(Infrastructure) to [Disable], if a screen appears to ask you to check whether to enable wireless (AP mode), press «OK» to enable wireless (AP mode). Press «ON LINE»...
Page 56 Connecting to the PC after preparing this machine When "Implementing this method? Pushbutton method" is displayed, check that [Yes] is selected, and press «OK». "Running pushbutton method" is displayed, and this machine will start to search for a wireless LAN access point.
Page 57 Connecting to the PC after preparing this machine Press ▼ several times to select [Manual Setup], and press «OK». Check that [SSID] and [Password] of this machine are displayed. The screens shown here are examples, and they may differ from the actual display. Input [SSID] and [Password] of this machine confirmed in Step 5 in the wireless terminal to connect.
Page 58: Connecting Via Usb
Connecting to the PC after preparing this machine Connecting via USB Connect this machine and a PC with a USB cable to print. Prepare a USB 2.0 cable. Not compatible with USB 3.0. The connector shape on the machine side is of type B. To connect in the USB 2.0 hi-speed mode, use a USB cable compliant with USB 2.0 hi-speed specifications.
Page 59: Installing Software On A Pc
Connecting to the PC after preparing this machine Installing software on a PC If your PC comes with a DVD drive, install the printer driver and other software on the PC from the provided DVD. If your PC does not come with a DVD drive, or if you want to update the printer driver or any other software, download and install it from the website.
Page 60 Connecting to the PC after preparing this machine When the [DVD drive] screen is displayed, click [Launch Setup.exe]. If the [User Account Control] screen is displayed, click [Yes]. If the [DVD drive] screen is not displayed, open DVD from the Explorer. Choose a language from the pull-down menu of language selection in the [Welcome] screen.
Page 61 Connecting to the PC after preparing this machine Click [Recommended Install]. Check the software, and click [Start]. Installation will begin. The following software will be installed.  PCL6 printer driver (including Network Extension, Color Swatch Utility)  FAQs  Monitoring Tool Other software is installed from either [Batch Install] or [Individual Install].
Page 62 Connecting to the PC after preparing this machine If you do not need to update, click [Go]. Click [Confirm] if you do not know or an update is required. If the following screen appears, click [Yes]. After the update is completed, click [Go]. Click [Go].
Page 63: For Macos
Click [Printers and Scanners]. Click [+], and select [Add Printer or Scanner] when the menu appears. If you cannot click [+], click the key mark. Click [Default]. Select this machine, and select [OKI C650 PS] from [Drivers]. Connection Method Listed name Type...
Page 64: Setting The Printer Driver
Make sure that this machine is added to the list of [Printers] and that "OKI C650 PS" is displayed in [Type]. If "OKI C650 PS" is not displayed in [Type] properly, click [-] to delete this machine from [Print], and then repeat Steps 8 - 12.
Page 65 Open the "Devices and Printers". How to open the printer folder(P.142) Right-click on the icon of [OKI C650 PS], and select [Printer Properties]. Select the [Device Settings] tab. For a network connection, select [Get installed options automatically] in [Installable Options], and click [Setup].
Page 66 Connecting to the PC after preparing this machine For macOS  Depending on the timing when the printer is added, the information for the expansion tray unit may have been set. Select [System Preferences] from the Apple menu. Click [Print & Scan]. Select this machine, and click [Options and Supplies].
Page 67: Basic Operations
Basic operations Basic operations Parts identification ..................68 Turning the power on/off ................71 Loading paper ..................72 Setting the output bin ................84 Checking the configuration ............... 86 How to use levers L1 and L2 ..............88 - 67 -...
Page 68: Parts Identification
Basic operations Parts identification This section explains the name and functions of each part of the main unit. Front Name Function Front cover This is the cover on the front side of the main unit. You can open the front cover by pulling its lever towards yourself. Operator panel This is the panel used to operate the main unit.
Page 69: Inside The Main Unit
Basic operations Inside the main unit Name Function Toner cartridge black (K: Black) The toner cartridge contains toner (powder ink) for printing. The toner cartridge is a consumable. Toner cartridge (C: Cyan) Toner cartridge (M: Magenta) Toner cartridge (Y: Yellow) Serial number The machine-specific number.
Page 70: Back
Basic operations Back Name Function Rear output tray This is the paper exit when the paper is output with the print side facing up. Power connector This is where the included power cord is plugged in. Interface unit There is a connector to connect to a PC. USB interface connector This is where the USB cable is plugged in when the computer and the main unit is connected with a USB cable.
Page 71: Turning The Power On/Off
Basic operations Turning the power on/off Turning the power on Press and hold the power switch for approx. one second. When the power is on, the LED lamp of the power switch will light on. When this machine gets ready, "Ready To Print" will appear on the display. Turning the power off Press and hold the power switch for approx.
Page 72: Loading Paper
Basic operations Loading paper This section explains the types of paper applicable to this machine, paper precautions and paper storage methods. Procedure for loading paper 1. Check the applicable paper. Applicable paper(P.72) Inapplicable paper(P.74) 2. Load the paper in the tray. Paper applicable to each tray(P.76) Loading paper in Tray...
Page 73 Basic operations Media Type Paper size Paper weight Other conditions Long paper Custom Width: 55 - 216 Length: 91 - 1321 Envelope Com-9 Media using 24 lb paper Media made of craft paper, electrophotographic paper or dry PPC Com-10 paper. Monarch Media with the flap folded tightly.
Page 74: Inapplicable Paper
Basic operations Inapplicable paper Do not use the following types of paper. Doing so may cause paper jams or malfunction.  Paper with smooth surface, rough paper, and paper with different front and back roughness  Paper that is too thin or too thick ...
Page 75 Basic operations  The toner may be easily removed.  The printing quality may decline in an area of about 5 mm around the sealing part (of different weights) of the envelope.  The warps on an envelope may cause poor paper feeding. Use the envelope after correcting warps or bulges.
Page 76: Paper Applicable To Each Tray
Basic operations  If you cannot print correctly on a large-sized paper, it is suggested to set [Quality] to [Normal] in the PS printer driver.  Always perform trial printing and check that there are no problems. Recycled  The toner may stick thinly to the whole paper or the printing may be light. ...
Page 77 Basic operations Pull out the paper cassette. If you pull out the paper cassette with the power on, "Change tray settings?" may appear on the display. This message will disappear automatically in 10 seconds after the paper cassette is returned to the main unit. If you have changed the paper, press the «OK»...
Page 78: Loading Paper In Tray 2/3/4 (Optional)
Basic operations Return the paper cassette to this machine. If the paper cassette is returned to the main unit forcefully, the paper stopper may slide. Proceed to " (P.81)". Setting paper information on the operator panel Loading paper in Tray 2/3/4 (Optional) For the paper that can be used, please see "...
Page 79 Basic operations Be cautious for the orientation of paper that can be loaded in either portrait or landscape, like A5 size. Slide the paper guide and the blue part of the paper stopper to fit the size of the paper to be loaded.
Page 80: Loading Paper In The Mp Tray
Basic operations Loading paper in the MP tray For the paper that can be used, please see " (P.72)" and " (P.76)". Applicable paper Paper applicable to each tray  Do not load paper of different sizes, types, and weight at the same time. ...
Page 81: Setting Paper Information On The Operator Panel
Basic operations Adjust the manual feeder guide to the width of the paper to be loaded. Shuffle the paper well. Align edges of the paper horizontally. Load the paper with the print side facing up. Do not exceed the ▽ mark on the paper guide when loading paper. "Would you like to change the tray settings?”...
Page 82 Basic operations  If the machine is in the power save mode, press «POWER SAVE» to restore.  For details about the short cut menu, see "Setting with the short menu (Fn key)(P.94)". For Tray 1/the MP tray Check that "Ready To Print" appears on the display. To set the paper size of Tray 1, press the keys in the following order: «Fn»...
Page 83: Storing Paper
Basic operations About values to be set Refer to the following table for settings in the case of plain, partially printed paper and colored paper. Values to be set on the operator panel Media type Media weight Plain 60 - 63 g/m paper: Ultra Light 64 - 74 g/m paper: Light...
Page 84: Setting The Output Bin
Basic operations Setting the output bin This machine outputs paper to the output tray or rear output tray. The following types of paper can be output to each output tray. Output bin Types of paper to output Number of sheets to output Output tray Plain, recycled paper 150 (80 g/m...
Page 85: Rear Output Tray
Basic operations Rear output tray Use the rear output tray to print on envelopes, labels or custom-sized paper. The paper is output with the printing side up in the reverse order to which they are printed. Open the rear output tray at the back of this machine. Open the paper supporter.
Page 86: Checking The Configuration
Basic operations Checking the configuration You can print out and check the configuration of this machine. You can also check the configuration from the operator panel. Printing the menu map (configuration) You can print the list of configurations (menu map) of this machine or the Printer Usage Report. Check that "Ready To Print"...
Page 87: Confirming On The Operator Panel
Basic operations  For the information not listed in [Configuration], see "Menu list(P.102)" - [Print Information]. Confirming on the operator panel You can check the supplies status and counter information on the operator panel. Check that "Ready To Print" appears on the display. If the machine is in the power save mode, press «POWER SAVE»...
Page 88: How To Use Levers L1 And L2
Basic operations How to use levers L1 and L2 When the front cover is open, you will find the L1 lever and the L2 lever. This section describe how to use these levers. Lever L1 Used to replace the image drum and to clean the LED head. Replacing the image drum(P.303) Cleaning the LED...
Page 89 Basic operations Lever L2 Used to replace the belt unit and to remove the jammed paper. Replacing the belt unit(P.308) When paper is jammed(P.337) After opening the front cover, pull the L2 lever. After the operation, both the output tray and the image drum basket are integrated and raised. Name Output tray Image drum basket...
Page 90: Changing Settings From The Operator Panel
Changing settings from the operator panel Changing settings from the operator panel Parts identification of the operator panel ..........91 Adjusting the display orientation .............. 92 Inputting text ..................... 93 Changing settings..................94 Adjusting the buzzer volume ..............97 Setting the power save function ............... 98 Menu list ....................
Page 91: Parts Identification Of The Operator Panel
Changing settings from the operator panel Parts identification of the operator panel Name Function Display Displays the state of this machine and operation instructions. There are two types of standby screens: "Show Remaining Toner" and "Show Tray Information". The factory default setting is "Show Remaining Toner". «ON LINE»...
Page 92: Adjusting The Display Orientation
Changing settings from the operator panel Adjusting the display orientation You can adjust the angle so that it is easier to watch the display. Put your finger in the recess on the left side of the display, and raise the display towards you. To return to the original angle, press it gently.
Page 93: Inputting Text
Changing settings from the operator panel Inputting text You can input alphabetic or numeric characters using the numeric keypad. If a same key is pressed in succession, the alphanumeric character will switch. To continue tying with the same key, press «OK» after inputting each alphanumeric character.
Page 94: Changing Settings
Changing settings from the operator panel Changing settings Setting menu display This section describes how to change menu settings from the operator panel.  See "Menu list(P.102)" for a list of menu items. Check that "Ready To Print" appears on the display. If the machine is in the power save mode, press «POWER SAVE»...
Page 95 Changing settings from the operator panel  For the number corresponding to the menu item, refer to "Function Number List".  You can print to check the configuration. Printing the menu map (configuration)(P.86) Check that "Ready To Print" appears on the display. If the machine is in the power save mode, press «POWER SAVE»...
Page 96 Changing settings from the operator panel Function No. Corresponding menu item X Dimension (Tray 4) Y Dimension (Tray 4) Media Type (Tray 4) Media Weight (Tray 4) Paper Tray Media Size (MP tray) X Dimension (MP tray) Y Dimension (MP tray) Media Type (MP tray) Media Weight (MP tray) Tray Usage (MP tray)
Page 97: Adjusting The Buzzer Volume
Changing settings from the operator panel Adjusting the buzzer volume The volume of the following buzzers is adjustable in three steps.  Paper jam buzzer  Printing completion buzzer  Buzzer for AirPrint printing  IC Card hold buzzer Press the scroll button ▼ on the operator panel several times to select [Admin Setup], and press «OK».
Page 98: Setting The Power Save Function
Changing settings from the operator panel Setting the power save function Setting the time that elapses before entering the power save mode This machine automatically enters the power save mode (an energy saving mode) if no operation is done for a certain period of time.
Page 99: Restrictions Of The Power Save Function
Changing settings from the operator panel  This machine may not enter the sleep mode after the set period of time since the fan is working until this machine has cooled down depending on the printing environment or the usage conditions. Check that "Ready To Print"...
Page 100 Changing settings from the operator panel There are 3 types of settings for Auto Power Off, and the default factory setting is [Auto Config].  [Auto Config]: The power is turned off automatically if the machine has not been used for a certain period of time, except in the following situations.
Page 101: Setting The Time That Elapses Before Entering The Auto Power Off Mode
Changing settings from the operator panel Press «ON LINE» to return to the standby screen. Setting the time that elapses before entering the auto power off mode The following time can be set. The factory default setting is 4 hours. 1 hour, 2 hours, 3 hours, 4 hours, 8 hours, 12 hours, 18 hours, and 24 hours Check that "Ready To Print"...
Page 102: Menu List
Changing settings from the operator panel Menu list You can print to check the menu list. Printing the menu map (configuration)(P.86)  The following items are displayed when the wireless LAN module (optional) is installed. AirPrint Wireless(Infrastructure) Setting Wireless(AP Mode) Setting Print From USB Memory Factory Item...
Page 103 Changing settings from the operator panel Configuration Item Description Tray Count MPTray Displays the total number of print pages for each tray. Tray1 Tray 2/3/4 is displayed when an optional Tray2 expansion tray is mounted. Tray3 Tray4 Paper Feed Roller Counter MPTray Displays the number of sheets fed from each tray.
Page 104 Changing settings from the operator panel Item Description IPv6 Address Displays the IPv6 address (stateless). (Stateless Address) IPv6 Address Displays the IPv6 address (stateful). (Stateful Address) Wireless(Infrastructure) Firmware Displays the wireless network firmware version. Information Version * Displayed when the wireless LAN Wireless(Infrastr Displays the state (enabled or disabled) of the module (optional) is installed.
Page 105 Changing settings from the operator panel Item Description Panel Version Indicates the firmware version of the operator panel. Indicates the total capacity of all RAM installed in this machine. Flash Memory Indicates the total value capacity of all flash memories installed in this machine. Date and Time Displays the current date and time.
Page 106 Changing settings from the operator panel Factory Item default Description settings Y Dimension (Fn92) Sets the paper length when you have millimeter or selected a custom size for the paper that you 11.0 inch want to print on from the MP tray. Media Type (Fn93) Plain Sets the type of paper that you want to print...
Page 107 Changing settings from the operator panel Factory Item default Description settings X Dimension (Fn31) Sets the paper width when you have millimeter or selected a custom size for the paper that you 8.5 inch want to print on from Tray 3. Y Dimension (Fn32) Sets the paper length when you have millimeter or...
Page 108 Changing settings from the operator panel Factory Item default Description settings Auto Power Off Time (Fn202) 4hours Sets the time that will elapse before the power is turned off automatically after the standby mode is entered. Value range: 1 hour, 2 hours, 3 hours, 4 hours, 8 hours, 12 hours, 18 hours, 24 hours Silent Mode Specifies the printing preparations when the...
Page 109 Changing settings from the operator panel Factory Item default Description settings Jam Recovery Sets whether to reprint pages not printed due to a paper jam after the paper jam is cleared. When [Off] is selected, the printing process including pages missed due to the paper jam will be canceled.
Page 110 Changing settings from the operator panel Factory Item default Description settings Paper Black Setting (Fn230) Used for fine adjustment in case of noticeable blur etc. in the print results during mono printing when [Plain] is selected as [Media Type]. Decreases the value if printing such as scattered or snow-covered printing occurs in high-density printing.
Page 111 Changing settings from the operator panel Factory Item default Description settings Drum Cleaning (Fn236) Sets to empty the drum before printing when white streaks appear in the horizontal direction. When [On] is set, the remaining service life of the image drum will be shortened.
Page 112 Changing settings from the operator panel Factory Item default Description settings Narrow Paper Speed Mode1 Sets the printing speed when narrow paper is used. The target paper weight ranges from Ultra Light to Medium. Mode1: The recommend mode for massive printing on narrow paper (with a width of 182 mm or less).
Page 113 Changing settings from the operator panel *2 The values are displayed with the unit set in [Admin Setup] - [Tray Setup] - [Unit of Measurement]. Easy Setup Factory Item default Description settings Enter Password ********** Input the password to enter the Easy Setup menu.
Page 114 Changing settings from the operator panel Factory Item default Description settings Network Factory Defaults Execute Restores network menu settings to factory default settings. Wired(LAN1) Wired(LAN1) Enable Enables/Disables the wired LAN1. Setup IP Address Set Auto Set to obtain the IPv4 address automatically or input it manually.
Page 115 Changing settings from the operator panel Factory Item default Description settings Timeout Injob 40seconds Sets the time from loss of the data receipt (canceled by PostScript Emulation) until force-printing. Value range: Off, 5 seconds, 10 seconds, 20 seconds, 30 seconds, 40 seconds, 50 seconds, 60 seconds, 90 seconds, 120 seconds, 150 seconds, 180 seconds, 210 seconds, 240 seconds, 270 seconds, 300...
Page 116 Changing settings from the operator panel Factory Item default Description settings Media Weight (Fn94) Light Sets the weight of the paper that you want to print on from the MP tray. Tray Usage (Fn95) When Sets how to use the MP tray. The available Mismatching values are as follows.
Page 117 Changing settings from the operator panel Factory Item default Description settings Media Type (Fn33) Plain Sets the type of the paper you want to print on from Tray 3. Media Weight (Fn34) Light Sets the weight of the paper you want to print on from Tray 3.
Page 118 Changing settings from the operator panel Factory Item default Description settings WPS-PIN Executed when the PIN code displayed on this machine is registered with the wireless LAN access point. Wireless xxxxxx Displays a list of wireless LAN access point Network ..
Page 119 Changing settings from the operator panel Factory Item default Description settings Network Scale Small Normally, [Small] is selected. Network Factory Defaults Execute Restores network menu settings to factory default settings. Wired(LAN1) Wired(LAN1) Enable Enables/Disables the wired LAN1. Setup IP Address Set Auto Set to obtain the IPv4 address automatically or input it manually.
Page 120 Changing settings from the operator panel Factory Item default Description settings A4/Letter Override Sets the functions of auto switching the printing paper from A4 to Letter when A4 paper runs out and Letter paper is loaded, or from Letter to A4 when Letter paper runs out.
Page 121 Changing settings from the operator panel Factory Item default Description settings Font Height 12.00 points Sets the PCL font height. Value range: 4.00 to 999.75 points (in increments of 0.25 points) Symbol Set WIN3.1J Selects the symbol set of PCL. A4 Print Width 78 column Sets the number of columns until an auto...
Page 122 Changing settings from the operator panel Factory Item default Description settings Line Pitch 6 LPI Specifies the line spacing. White Page Skip Selects whether to print blank pages. CR Function Selects a carriage return from [CR] or [CR+LF]. LF Function Selects a line feed from [LF] or [LF+CR].
Page 123 Changing settings from the operator panel Factory Item default Description settings Erase job option No overwrite Sets the method for erasing the print data. Specifies that the data cannot be overwritten after it has been erased and cannot be restored. If you overwrite, it will take longer to erase.
Page 124 Changing settings from the operator panel Factory Item default Description settings Daylight Saving Sets the daylight saving (daylight saving time). Setting method Manual Selects how to set the time. Setup SNTP Server(Primary) (Blank) Sets the SNTP server used to set the current date and time.
Page 125 Changing settings from the operator panel Factory Item default Description settings Inquiry Display Sets whether to display a screen to confirm whether to cancel the printing. Focus Position Sets whether to select [Yes] or [No] as the initial value on the job cancel inquiry screen. Display Timeout Sets the waiting time in seconds before a button is pressed on the job cancel inquiry...
Page 126 Changing settings from the operator panel Print Statistics Factory default Item Description settings Enter Password **** Input the password required to enter the Print Statistics menu. The input range is a 4-digit number. The factory default setting is "0000". Usage Report Enable Enables/Disables the usage report.
Page 127 Changing settings from the operator panel Factory Item default Description settings Color Density Cyan Density Sets the print density for each color. Adjusts within the (Fn310) range of ±3. Darkens the print result by adjusting in + Magenta Density direction, or lightens the print result by adjusting in - (Fn311) direction.
Page 128 Manual Setup Displays the SSID and password of this machine for manual setup. Connection Setting SSID OKI-Printer Inputs a new one to change the SSID. name-Last 6 digits of the MAC address Password Inputs a new one to change the password.
Page 129 Changing settings from the operator panel Boot Menu To display the Boot Menu, do the following. Power on this machine while pressing «OK» on the operator panel. When [Boot Menu] appears on the display, release your finger and press «OK» again. Input the admin password using the numeric keypad, and press «OK».
Page 130: Printing
Printing Printing Printing from a PC .................. 131 Screens and functions of the printer driver ..........133 Printing on various types of paper ............143 Printing methods ..................152 Printing in economy mode ..............163 Color setup ..................... 167 Refining your finishing ................173 Useful functions ..................
Page 131: Printing From A Pc
For Windows PCL printer driver Open the file to be printed. Select [Print] from the [File] menu. Select [OKI C650 PCL6] from [Select Printer]. Click [Preferences] (or [Properties]). Select the loaded paper size from [Size] in the [Setup] tab. Select the tray to be printed from in [Source].
Page 132: For Macos
Printing Click [Preferences] (or [Properties]). Select the [Paper/Quality] tab. Select the tray to be printed from in [Paper Source]. If you cannot select Tray 2/3/4, see “Setting the printer driver(P.64)". Click [Advanced]. Click [Paper Size], and select the loaded paper size from the drop-down list. Set other necessary items.
Page 133: Screens And Functions Of The Printer Driver
Printing Screens and functions of the printer driver Windows PCL printer driver [Setup] tab Item Description Driver settings Save the settings. Layout image Displays a sample image of the print layout. Size Sets the media size. Source Sets the paper source. Type Sets the media type.
Page 134 Printing [Job Options] tab Item Description Quality Specifies the print resolution. Scale Sets the enlargement/reduction of printing. Copies Specifies the number of copies. Job type Sets the type of printing. Print mode Sets whether the print data sent to the printer is in PCL format or as an image. Advanced Make other printing settings.
Page 135: Windows Ps Printer Driver
Printing Windows PS printer driver [Layout] tab Item Description Orientation Sets the printing orientation. Print on Both Sides Set for duplex printing. Page order Sets the order of pages to be printed. Page format Specifies the number of pages to be printed on one sheet of paper and booklet printing.
Page 136 Printing [Job Options] tab Item Description Quality Specifies the print resolution. Job Type Sets the type of print data and the number of copies. When [Shared Print] or [Private Print] is set, [Job Type Options] is available. If [Collate] is checked, multiple documents will be printed as a batch.
Page 137: Macos Printer Driver
Printing macOS printer driver [Layout] panel Item Description Pages per Sheet Selects the number of pages to be printed on one sheet of paper. Layout direction Specifies the layout for printing multiple pages on one sheet of paper. Border Specifies the type of borders. Two-Sided Specifies settings for printing on both sides.
Page 138 Printing [Paper Handling] panel Item Description Collate pages Checked to print a multi-page document in collation. Pages to print Specifies the pages to be printed. Page Order Specifies the order of pages to be printed. Scale to fit paper size Prints by fitting to the media size.
Page 139 Printing [Cover Page] panel Item Description Print Cover Page Specifies the cover printing. Cover Page Type Specifies the text string for cover printing. [Color] panel Item Description Grayscale Print in monochrome. Color Specifies the color adjustment for colored printing. - 139 -...
Page 140 Printing [Print Options] panel Item Description Quality1, Quality2, Feed, Specifies the print quality, toner save, media type, etc. Paper [User Authentication] panel Item Description Use user authentication Checked to set user authentication for printing. User name The user name for user authentication. Password The password for user authentication.
Page 141 Printing [Secure Print] panel Item Description Job Type Specifies the type of print data. When [Private Print] or [Shared Print] is set, [Job Type Options] is available. Job Type Options Specifies the password for printing the job name displayed on the panel. [Supply Level] panel Item Description...
Page 142: How To Open The Printer Folder
Printing How to open the printer folder This section explains how to open the printer driver icon folder for each version of Windows. For Windows 10 (Version 1703 or later)/Windows Server 2019 Click [Start] to display the application list. Select [Windows System Tool] - [Control Panel] - [Devices and Printers]. For Windows Server 2012 R2/Windows Server 2016 Select [Control Panel] - [View devices and printers].
Page 143: Printing On Various Types Of Paper
Printing Printing on various types of paper This section describes how to print on various types of paper. Printing on envelopes To print on envelopes, change the setting of the media size, and use the MP tray and the rear output tray. First, set the media size for the MP tray on the operator panel.
Page 144 Printing Click [Preferences]. Select [Envelope*] from [Size] in the [Setup] tab. * Select the type of the envelope loaded. Select [Multi Purpose Tray] in [Source]. Select [Portrait] or [Landscape] in [Orientation]. Specify the media weight and other settings as necessary, and click [OK]. If you want to print while checking each sheet, click [Paper Feed Options] in [Setup] of the printer driver and check [Feed paper individually] (or select [Yes]).
Page 145: Printing On Labels
Printing Printing on labels To print on labels, change the setting of media type, and use the multi-purpose tray (MP tray) and the rear output tray. First, set the media size and media type for the MP tray on the operator panel. Next, set the media size, paper tray, media weight, etc.
Page 146 Printing Make settings as follows in [Type]. If you selected [Labels] in Step 10 of "Loading labels", select [Printer Setting] in [Type]. In other cases, select [Labels] in [Type]. Specify other settings as necessary, and click [OK]. If you want to print while checking each sheet, check [Feed paper individually] in the printer driver (or select [Yes]).
Page 147: Printing On Long Paper
Printing Printing on long paper To print on long paper, change the setting of media type, and use the multi-purpose tray (MP tray) and the rear output tray. First, set the media size for the MP tray on the operator panel. Next, register the media size and media weight in the printer driver.
Page 148 Open the "Devices and Printers". How to open the printer folder(P.142) Right-click on the icon [OKI C650 PS], and select [Printing preferences]. Click [Advanced] in the [Layout] tab. Click [Paper Size], select [PostScript Custom Page Size] from the pull-down menu, and input values in [Width] and [Height].
Page 149: Printing On Irregular-Sized Paper (Custom Size)
Open the "Devices and Printers". How to open the printer folder(P.142) Right-click on the icon [OKI C650 PCL6], and select [Printing preferences]. Click [Paper Feed Options] in the [Setup] tab. Click [Custom Size]. Input a name for the new size in [Name].
Page 150 Open the "Devices and Printers". How to open the printer folder(P.142) Right-click on the icon [OKI C650 PS], and select [Printing preferences]. Click [Advanced] in the [Layout] tab. Click [Paper Size], and select [PostScript Custom Page Size] from the pull-down menu.
Page 151 Printing Select [Manage Custom Size] from [Paper Size]. Click [+] to add an item to the list of media size. Double-click on [Untitled], and input a name for the media size. Input values in [Width] and [Height]. Click [OK] until the [Page Setup] is closed. Select [Print] from the [File] menu.
Page 152: Printing Methods
Printing Printing methods This section describes various printing methods such as zooming-in/-out and booklet printing. Printing one sheet at a time manually You can print one sheet at a time by loading paper to the MP tray. Each time after a single page is printed, the display shows the message "Manual Printing. Set [Media Size] In MP Tray.
Page 153: Enlarging/Reducing To Fit The Specified Media Size
Printing Select the [Print Options] panel. Check [Feed paper individually] in the [Paper Feed] tab. Specify other settings as necessary, and click [Print]. If a message appears on the display, load paper into the MP tray and press «ON LINE». If you are printing a multi-page document, the same massage appears each time after one page is printed.
Page 154: Printing By Enlargement/Reduction
Printing  If there is no detail settings displayed in the [Print] screen, click [Show Details] at the bottom of the screen. Printing by enlargement/reduction You can print at the magnification rate you want without changing the print data.  This function is not available to macOS. ...
Page 155: Booklet Printing
 If [Booklet] is not available to the Windows PCL printer driver, open the "Devices and Printers", right-click on the icon [OKI C650 PCL6], and select [Printer Properties] - [Preferences] tab - [Print Processor] - [OKX05PPP] - [RAW], and click [OK].
Page 156: Printing A Poster By Dividing A Document
Click [Print] in the [Print] screen.  If [Page Format] is not displayed in the [Layout] tab, open the "Devices and Printers", right-click on the [OKI C650 PS] icon, and select [Printer properties] - [Advances] tab. Check [Enable advanced printing features].
Page 157: Inserting And Printing A Watermark Text (Watermark)
 If this feature is not available to the Windows PCL printer driver, open the "Devices and Printers", right-click on the icon [OKI C650 PCL6], and select [Printer properties] - [Advanced] tab - [Print Processor] - [OKX05NPP] - [RAW], and click [OK].
Page 158: Printing Overlaid Text Or Logos (Overlay Printing)158
Printing Printing overlaid text or logos (overlay printing) You can print a document with an overlapping form file (like a logo or format) registered in this machine beforehand. It is called overlay printing.  This function is not available to macOS. ...
Page 159: Outputting To A File Without Printing On Paper
For Windows Open the "Devices and Printers". How to open the printer folder(P.142) Right-click on the icon [OKI C650 *], and select [Printer properties]. * Please select the type of printer driver that you want to use. - 159 -...
Page 160: Printing Frequently Used Documents Without Using A Pc
Printing Select the [Ports] tab. Select [FILE:] from the port list, and click [OK]. Open the file to be printed. Select [Print] from the [File] menu. Click [Print]. Input the file name, and click [OK]. Example: C:¥temp¥printdata.prn For macOS Open the file to be printed. Select [Print] from the [File] menu.
Page 161 Printing Select [Print] from the [File] menu. Click [Preferences]. Select the [Job Options] tab. Select [Shared Print] from [Job Type]. Click [Job Type Option]. Input the print data name in [Job Name]. If you check [Input job type option when printing], a prompt asking for the print data name is displayed when the print data is sent to this machine.
Page 162: Printing An Email Attachment
Printing Printing an email attachment This machine can print the file attached to the email you have received. Printable file formats are PDF (v1.7), JPEG and TIFF (V6 baseline). To use this function, you will have to configure email reception settings on the POP server or SMTP server. Setting E-mail receiving (Web page)(P.217) ...
Page 163: Printing In Economy Mode
Printing Printing in economy mode This section describes how to save paper and toner on printing. Printing on both sides of paper You can print on both sides of paper. For paper applicable to duplex printing, see “ (P.72)". Applicable paper ...
Page 164: Printing In The Toner Save Mode
Printing Printing in the toner save mode Print in the toner save mode. The amount of toner to be saved can be set in 3 levels.  [Printer Setting]: Follows the device settings.  [OFF]: Prints at normal density without saving toner. ...
Page 165: N-In-1 Printing
Printing If there is no detail settings displayed in the [Print] screen, click [Show Details] at the bottom of the screen. N-in-1 printing You can print by zooming in on the data of multiple pages to one side of a single sheet of paper. ...
Page 166: Printing As An Image (Image)
Printing If there is no detail settings displayed in the [Print] screen, click [Show Details] at the bottom of the screen. Printing as an image (image) If it takes a long time to print, you can select [Image] in [Print Mode] to shorten the printing time. This function is available to the Windows PCL printer driver only.
Page 167: Color Setup
Printing Color setup Printing color data in monochrome You can print color data in monochrome. For Windows PCL printer driver Open the file to be printed. Select [Print] from the [File] menu. Click [Preferences]. Select [Monochrome] in [Color Setting] of the [Setup] tab. Specify other settings as necessary, and click [OK].
Page 168: Color Matching In The Printer Driver
Printing Color matching in the printer driver Color matching is to manage and adjust colors of print data to maintain the consistency between input and output devices. This section explains color matching in the printer driver. Settings Description Automatic Color matching shall be done depending on the specific document. In general, use this setting. Office Color Select it if you print a business document by using the word processing software, spreadsheet software, and presentation software.
Page 169: Simulating Print Results
Printing Specify other settings as necessary, and click [Print]. If there is no detail settings displayed in the [Print] screen, click [Show Details] at the bottom of the screen. Simulating print results By adjusting CMYK color data, this machine will simulate the characteristics of the ink used for offset printing. ...
Page 170: Printing With Color Separation
Printing Select [Graphic Pro] in [Color]. Select [Printing Simulation] in [Mode Selection]. Select the characteristics of the ink that you want to simulate in [Simulation Target Profile] of [Input] tab. Specify other settings as necessary, and click [Print]. If there is no detail settings displayed on the [Print] screen, click [Show Details] at the bottom of the screen. Printing with color separation The color separation printing function can be used without any application.
Page 171: Adjusting The Density Manually
Printing Press «Fn» on the operator panel. On the function number screen, press «3», «0», «1» and finally «OK». Check that [Execute] is selected, and press «OK». During registration adjustment, "Color Adjusting" is displayed on the second line (under "Ready To Print") of the display.
Page 172: Changing Mono Print Mode
Printing Press ▲ or ▼ to select the value (-3 to +3), and press «OK». Press «ON LINE» to return to the standby screen. Printing starts. Repeat until you get the desired color. Changing mono print mode You can adjust the print mode of mono pages. The available values are as follows. Settings Description [Auto]...
Page 173: Refining Your Finishing
Printing Refining your finishing This section describes how to make the print result better when you are printing from your PC. Printing sharper photos You can print more naturally vividly images like photos.  This function is not available to the Windows PS printer driver or macOS. For Windows PCL printer driver Open the file to be printed.
Page 174: Printing By Correcting Fine Lines
Printing For macOS Open the file to be printed. Select [Print] from the [File] menu. Select the [Print Options] panel. Select the value you want to set from [Quality] of the [Quality1] tab. Specify other settings as necessary, and click [Print]. ...
Page 175: Printing By Specifying The Font To Use
How to open the printer folder(P.142) Right-click on the icon of [OKI C650 PS], and select [Printer Properties]. Double-click on [Font Substitution Table] in the [Device settings] tab. Click the TrueType font, and select the substitution printer font from the list.
Page 176 Printing Click [Advanced] in the [Layout] tab. Select [Substitute with Device Font] from [TrueType Font] in [Graphic]. Click [OK]. Specify other settings as necessary, and click [OK]. Click [Print] in the [Print] screen. Using PC fonts With the TrueType font of the PC, you can print with the same text as the screen display. ...
Page 177: Changing Black Finishing
Printing Changing black finishing The finishing for the black parts can be changed in color printing. The black finishing settings can be used when [Office Color] or [Graphic Pro] is selected in the printer driver. Two types of black finishing can be created: from the toner cartridges of Cyan (C), Magenta (M), Yellow (Y) and Black (K), and from only Black (K).
Page 178: Blurring White Streaks Between Text And Background (Black Overprint)
Printing Blurring white streaks between text and background (black overprint) If there are white streaks and other gaps between black text and colored backgrounds, you can eliminate them by printing black text over colored backgrounds.  This function is not applicable to some applications. ...
Page 179 Printing  This function is not available to the Windows PCL printer driver when [Print Mode] is set to [Image]. For Windows PCL printer driver Open the file to be printed. Select [Print] from the [File] menu. Click [Preferences]. Select the [Job Options] tab and click [Advanced]. Change the setting of [Trapping] to [Narrow] or [Wide] according to the corrected amount, and click [OK].
Page 180: Useful Functions
Printing Useful functions This section describes useful functions for printing from a PC. Printing with multiple pages sorted into one complete set (Collate) You can print the print data of multiple pages and put them into one complete set.  Some applications may not be available. For Windows PCL printer driver Open the file to be printed.
Page 181: Printing From The Last Page Of Your Document
Specify other settings as necessary, and click [OK]. Click [Print] in the [Print] screen.  If [Page Order] is not displayed, open the "Devices and Printers", right-click on the [OKI C650 PS] icon, and select [Printer properties] - [Advanced] tab. Check [Enable advanced printing features].
Page 182: Switching Tray Automatically At Running Out Of Paper
Printing Check that "Ready To Print" appears on the display. If the machine is in the power save mode, press «POWER SAVE» to restore. Press «Fn» on the operator panel. On the functional number screen, press «9», «5» and «OK». Press the scroll button ▲...
Page 183 Printing  Configure the same paper settings of the tray to be used for both the machine and the printer driver. Loading paper(P.72) When using the MP tray By default, [When Mismatching] is set for the MP tray. In this case, the MP tray is not subject to auto tray switch.
Page 184: Changing Default Settings Of The Printer Driver
How to open the printer folder(P.142) Right-click on the icon [OKI C650 *], and select [Printing preferences]. * represents the type of printer driver you want to use. Configure the print settings to be used as the default settings of the printer driver.
Page 185 Printing Right-click on the icon [OKI C650 PCL6], and select [Printing preferences]. Set the print setup you want to save. In the [Setup] tab, click [Save] in the [Driver Settings]. Specify a name for the setting to save, and click [OK].
Page 186: Printing Data Stored In This Machine
Printing Printing data stored in this machine The print data can be stored in the memory of this machine. Because the work on the PC completes more quickly, the PC can do other work while the machine is operating in the background. ...
Page 187 Printing  We do not guarantee the use of all USB memory products (The USB memory with security function is not supported).  Not compatible with USB 3.0.  Not compatible with the USB Hub or external USB-HDD.  Not compatible with encrypted PDF. ...
Page 188: Printing Qr Code Or Barcode
Printing Printing QR Code or barcode You can print a QR Code or barcode if you save the file containing the URL or the like in the OBC format to a USB memory, then connect the USB memory to this machine and finally print the file. Before printing, specify the number of rows and columns in which one QR Code or barcode is to be placed on one sheet of paper.
Page 189: Printing Ps Errors
Printing  If the text string in the file (.obc) does not meet the standard of the QR Code or barcode to be printed, X is printed on the QR Code or barcode.  If there is no text string in the file (.obc), a blank page is printed. Printing PS errors You can print the error content when a PostScript error occurs.
Page 190: Printing With Print Data Encrypted And Password Set (Private Print)
Printing [X Adjust] and [Y Adjust] correct the simplex printing and the back side (the printing side fed from the tray) of duplex printing. [Duplex X Adjust] and [Duplex Y Adjust] correct the face side (the printing side fed from the duplex unit) of duplex printing.
Page 191 Printing  If the print data cannot be stored due to insufficient capacity of the memory, a message is displayed indicating that the file system is full and the printing will not be performed.  When using a print server for network sharing on this machine, the Windows PCL printer driver cannot use this function in conjunction with the poster printing or booklet printing.
Page 192 Printing Specify other settings as necessary, and click [Print]. Only the print data with a password set for encryption is sent to this machine, but without printing. If there is no detail settings displayed in the [Print] screen, click [Show details] at the bottom of the screen. Printing a document with encryption/password set from this machine You can print the encrypted print data with a password saved in the machine's memory.
Page 193: Canceling The Printing
Printing Canceling the printing To cancel the data being printed or ready to print, press «CANCEL» for a short time (2 seconds or less) on the operator panel.  You can change how long the button is pressed from [Cancel Key Behavior] of the menu items. If you press «CANCEL», the following screen will be displayed.
Page 194 Printing Check the operator panel of this machine. If "Processing" or "Data Present" is displayed, cancel the printing from this machine’s operator panel. - 194 -...
Page 195: Management Of This Machine
Management of this machine Management of this machine Admin password ..................196 Changing settings of Admin Setup ............201 Web page (Managing this machine from a PC) ........202 User restriction (Access control) ............226 Initializing the settings ................237 Moving/Transporting this machine ............
Page 196: Admin Password
Management of this machine Admin password The admin password is used to change the settings of the machine. We recommend you to change the admin password to protect your personal information. Checking the factory default admin passwords The factory default admin password is set to a 10-digit value of this machine's serial number with upper-case letters converted to lower-case ones.
Page 197 Management of this machine Check that [Serial Number] is selected, and press «OK». Check the 10-digit alphanumeric characters displayed in [Serial Number]. Convert the upper-case letters of [Serial Number] into lower-case ones and use the converted string as the admin password. Checking by printing the menu map ...
Page 198: Inputting The Factory Default Admin Passwords
Management of this machine Check the leftmost 10 digits of the alphanumeric characters written on the sticker on the left to the L2 lever. You may convert the upper-case letters into lower-case ones and use the converted string as the admin password.
Page 199: Changing The Admin Password
Management of this machine Press «OK» again to complete inputting the admin password and display [Admin Setup]. Changing the admin password The admin password can consist of 1 to 32 digits. The following characters can be used for the admin password. ...
Page 200 Management of this machine Press «OK» again to display the [Verify Password] screen. Input the password again, and press «OK». When «OK» is pressed again, the password has been changed and the screen returns to [Admin Setup]. Admin password memo field - 200 -...
Page 201: Changing Settings Of Admin Setup
Management of this machine Changing settings of Admin Setup This section explains the procedure of changing settings of this machine as an administrator. Check that "Ready To Print" appears on the display. If the machine is in the power save mode, press «POWER SAVE» to restore. Press the scroll button ▼...
Page 202: Web Page (Managing This Machine From A Pc)
Management of this machine Web page (Managing this machine from a PC) You can manage this machine by accessing the web page of this machine from a PC. What you can do with the web page is as follows. The web page can be used on both Windows and macOS. ...
Page 203: Changing Admin Password (Web Page)
Management of this machine Click [Administrator Login]. Input "admin" in [User Name] and the current password in [Password], and click [OK]. The password is the same as "Admin Password" on the operator panel. Admin password(P.196) When access control is enabled, you can log in as a local user with administrator privileges (with .AdminRole assigned).
Page 204: Checking/Changing The State Of This Machine
Management of this machine  Be sure to write down the password you set just in case you forget.  If you forget the admin password, you cannot change [Admin Setup] or [Boot Menu]. Or, if you wish to reset the password, the charged service by maintenance staff will be necessary.
Page 205: Saving Configurations
Management of this machine The following screen is displayed. You can check the supplies life, print statistics, and network and system information of this machine. Changing settings of this machine You can change settings of this machine from the web page. Open the web page of this machine.
Page 206: Communication Encryption (Ssl/Tls)
Management of this machine Click [Export MenuMap]. Save it with a name. Communication encryption (SSL/TLS) You can encrypt the communication between your PC and this machine. The communication is encrypted with SSL/TLS in the following cases. A certificate is pre-installed on this machine to enable the communication using HTTPS. Creating a certificate You can use a certificate when sending data to this machine connected to a network.
Page 207 Management of this machine Confirm the settings, and click [OK].  For a self-signed certificate, follow on-screen instructions to close the web page, and proceed to " ". Enabling encryption settings  To obtain a certificate issued by a certificate authority, go to Step 7. Send the CSR to the certificate authority by following on-screen instructions.
Page 208: Using Ipp
Management of this machine Exporting a certificate This section describes how to export a certificate from the web page. Depending on the SSL/TLS communication function, your PC may require to trust the machine's certificate. Import the exported certificate of the machine into the PC's trusted certificate store in order for the PC to trust the machine.
Page 209: Communication Encryption (Ipsec)
Management of this machine When the installation has completed, print a test page. For macOS Insert the included DVD to the PC, and install the driver. Installing software(P.247) Select [System Preferences] from the Apple menu. Click [Printers & Scanners]. Click [+]. Click the [IP] tab.
Page 210: Using The Access Control Function (Ip Filter) With The Ip Address
Management of this machine Configure the settings following the on-screen instructions. For the "Phase 2 Proposal" setting, [AH] or [ESP] must be enabled. [AH] and [ESP] cannot be used simultaneously. When both [AH] and [ESP] are enabled, only [ESP] is used. Click [Submit].
Page 211: Using The Access Control Function With The Mac Address
Management of this machine Using the access control function with the MAC address You can use the MAC Address to control the access to this machine. You can allow or deny the access from the specified MAC Address.  Be sure to specify the correct MAC address. If you specify an incorrect MAC address, you will not be able to access the machine using the network.
Page 212: Using Snmpv3
Management of this machine When the [E-mail Alert Settings] screen is displayed, select appropriate settings in [Way of E-mail Alerting], and click [To STEP2]. When you select [Upon occurrence of an event], an error is notified just once. When you select [Periodically], an error is notified periodically until it is cleared. Configure the settings following the on-screen instructions.
Page 213 Management of this machine Open the web page of this machine. Opening the web page(P.202) Log in as an administrator. Logging in as an administrator(P.202) Select [Admin Setup]. Select [Network] - [IEEE802.1X]. Select [Enable] in [IEEE802.1X]. Select [EAP-TLS] in [EAP Type]. Input the user name in [EAP User].
Page 214: Setting Ieee802.1X (Wireless Lan)
Management of this machine Click [Submit]. The new settings will take effect after the network function of the machine has been reset. When the machine is online, power off the machine. Remove the LAN cable from the machine. Go to " ".
Page 215: Connecting To A Wireless Lan (Wpa/Wpa2-Eap)
Management of this machine Select the CA certificate file, and click [OK]. Specify the CA certificate used for RADIUS server authentication. PEM, DER and PKCS#7 files can be imported. Click [Submit]. When this machine is online, go to " (P.215)". Connecting to a wireless LAN (WPA/WPA2-EAP) Setting with PEAP Open the web page of this machine.
Page 216: Setting The Ldap Server
Management of this machine Select [Enable] in [Wireless(Infrastructure)] of [Basic Settings]. The factory default setting is "Disable". Select [Manually set the connection to access point ] in [Wireless Network Selection]. Select [Next]. Input the SSID name of the Wireless(AP Mode) network to connect in [SSID]. Select [WPA/WPA2-EAP] in [Security] of [Security Settings].
Page 217: Setting E-Mail Receiving (Web Page)
Management of this machine [Simple]: Selected to access the LDAP server using simple authentication. [Digest-MD5]: Selected to access the LDAP server using Digest-MD5 authentication. [Secure Protocol]: Selected to access the LDAP server using Secure Protocol (Kerberos) authentication. If [Anonymous] is selected, authentication will always be anonymous, even when the LDAP server is used for LDAP name authentication.
Page 218: Setting The Sleep Mode (Web Page)
Management of this machine Setting the sleep mode (Web page) Set the time that will elapse before the sleep mode is entered. Open the web page of this machine. Opening the web page(P.202) Log in as an administrator. Logging in as an administrator(P.202) Click [Admin Setup].
Page 219 Management of this machine Click [Admin Setup]. Click [Management] - [Settings Cloning]. Click [Settings Export]. Select the settings to be copied. Click [Export]. Specify the storage location, name the file, and click [Save]. The file may be saved without displaying the saving screen depending on the specific browser. Importing settings of this machine Open the web page of the device to which you want to copy the settings.
Page 220: Setting Items Of The Web Page
Management of this machine Setting items of the web page View Information Item Description Status Displays the current status of this machine. Displays all warnings and errors that have occurred in this machine as "Alert Information". Further, you can also check the operation status of each network service, information list, and IP addresses set in this machine.
Page 221 Management of this machine Admin Setup This function is available when you log in as an administrator of this machine. Network Item Description General Network Settings Sets the connection method of the network. Wired(LAN1) Setup Sets the standard wired LAN connection. You can disable the Energy Efficient Ethernet (EEE) function of the wired network (LAN1) by setting [Energy Efficient Ethernet] included in this item to [Disable].
Page 222 Management of this machine Item Description SSL/TLS Encrypts communication between this machine and your PC (client). IPSec Sets the encryption and tampering of communication between this machine and your PC (client). WebPage Authentication Sets the web page authentication method. Method Maintenance Reset/Restore Initializes or resets the network card.
Page 223 Management of this machine Item Description Job Limitation Sets whether to save restricted print data. When [Private Print only] is selected, print data other than private print will not be accepted. Verify job password Selects whether to verify the job password when the access control is enabled.
Page 224 Management of this machine Job Lists This function is available when you log in as an administrator of this machine. Item Description Job Lists Displays a list of print data sent to this machine. You can delete unnecessary print data. Direct Print Item Description...
Page 225 Management of this machine User Management This function is available when you log in as an administrator of this machine. Item Description User List Registers/Deletes a user to use this machine. A maximum of 5,000 users can be registered. Role List Manages the role assigned to the user.
Page 226: User Restriction (Access Control)
Management of this machine User restriction (Access control) Access control is a function that a user authenticated by this machine can only perform permitted operations. Before using this machine, user authentication is required. The information required for user authentication is one of the following three types: user name and password, PIN (Personal Identification Number) and IC Card.
Page 227 Management of this machine By default, two types of roles are registered.  .AdminRole: The role of the device administrator. It can be assigned to general users. A user with [.AdminRole] assigned can act as a device administrator and perform [Administrator Login] on the web page. (However, the condition is that access control is enabled and it is a local user.) [.AdminRole] cannot be deleted or edited.
Page 228 Management of this machine Click [Submit]. You can copy registered roles and add new roles based on the copied configuration. When you click [Copy] to the right of the role name, the role information screen will be displayed, so change and register the required items. Registering a user When performing user authentication using the local confirmation method, register the user on this machine from the web browser.
Page 229 Management of this machine Click [Submit]. You can copy registered roles and add new users based on the copied settings. When you click [Copy] to the right of the user name, the user information screen will be displayed, so change and register the required items. Registering a group Users registered in this machine can be managed in a group.
Page 230 Management of this machine Open the web page of this machine. Opening the web page(P.202) Log in as an administrator. Logging in as an administrator(P.202) Click [User Management]. Click [LDAP Authentication Settings]. Click [LDAP Authentication Settings]. Create user information based on the LDAP server information. Input the LDAP key from which each value is obtained.
Page 231 Management of this machine Click [Add] to add new role assignment regulations. When the role assignment screen is displayed, input the LDAP key, the LDAP value and the applicable role. When the LDAP value which is registered in the role assignment regulations of the user, and the LDAP value defined by the regulations are identified at the time of authentication, apply the role which is defined by each role assignment regulation to each user.
Page 232: Logging Into This Machine
Management of this machine When [Mono] is set, the received attached file is printed either in color or monochrome. When [Disable] is set, the attached file received by the E-mail printing function will not be printed.  Guest user use: Guest is a user assigned to those who are not successful with user authentication when the access control is enabled.
Page 233: Printing From A Pc
Management of this machine  Before logging in with an IC card, register the IC card information in one of the following ways. Specifying IC card information when registering a user as administrator Registering a user(P.228) Registering by holding the card after logging in with user name and password or PIN Registering IC card information(P.236) Check that "Ready To Print"...
Page 234 Open the "Devices and Printers". How to open the printer folder(P.142) Right-click on the icon of [OKI C650*], and select [Printer properties]. * Driver types (e.g. PCL6/PS) For the Windows PCL printer driver, select the [Device Options] tab, and click [User Authentication Options].
Page 235 Management of this machine For the Windows PCL printer driver, click [OK]. Click [OK]. For macOS Here is an example with Text Edit. Select [Print] from the [File] menu. Select the printer driver for this machine. Select [User Authentication] from the panel menu. Check [Use User Authentication].
Page 236: Registering Ic Card Information
Management of this machine Registering IC card information To log into this machine using an IC card, you need to register the IC card information. You can register the IC card information by yourself.  A card authentication kit (optional) is required to use IC card authentication. ...
Page 237: Initializing The Settings
Management of this machine Initializing the settings This section explains how to initialize the memory and the settings of this machine. Initialization is done to delete the data and settings saved in this machine and restore the machine to its initial settings.
Page 238: Initializing Settings Of This Machine
Management of this machine Press ▲ to select [Flash Memory Setup], and press «OK». Select [Initialize] or [Format Partition], and press «OK». To initialize it, check that [Execute] is selected, and press «OK». To format partition, select the partition to be formatted, and press «OK». There are two methods to initialize a memory ...
Page 239: Moving/Transporting This Machine
Management of this machine Moving/Transporting this machine This section describes how to move or transport this machine. Moving this machine Doing so may cause injury. This machine weighs approx. 30 kg, so be sure to have it lifted by at least 2 personals. Power off this machine.
Page 240 Management of this machine Put the toner cartridge into a plastic bag. Close the front cover firmly with both hands. If the optional expansion tray unit is installed, use a flat-head screwdriver to remove the parts (x 2) that fix this machine and the expansion tray unit. Do not remove the parts connecting the expansion tray yet.
Page 241 Management of this machine If there are multiple expansion tray units, use a flat-head screwdriver to remove all the fixing parts and pack them together. If the caster stand is installed, use a Phillips-head screwdriver to remove the metal fixtures (x 2) that fix the caster stand and the expansion tray unit.
Page 242 Management of this machine Pinch the protrusion of the anti-tip foot b through the hole on the caster stand and push it out to remove the anti-tip foot b. Follow the same procedure to remove the remaining anti-tip feet b. Remove the anti-tip foot a from the caster stand.
Page 243: Disposal
Management of this machine Disposal To dispose of this machine, it is recommended to erase the information registered or saved in this machine. The following items are included in the information saved in this machine.  Admin Password  Various menu settings ...
Page 244: Useful Software
Color Correct Utility ................259 PS Gamma Adjuster ................265 Configuration Tool .................. 267 OKI LPR Utility ..................278 Network Card Setup Utility (macOS) ............282 Print Job Accounting Client ..............283 This section describes the software for using this machine more conveniently.
Page 245: Software List
ICC profiles in the printer. The registered ICC profile is used for color matching in the [Graphics Pro] mode of the printer driver. OKI LPR utility You can check the status of this machine connected to the OKI LPR Utility(P.278)
Page 246: Applications For Mobile Devices
Item Description Reference Mobile Print You can print web pages or photos with an OKI LED printer Using the Mobile or LED MFP connected to a network via a wireless LAN Print(P.287) from your smartphone, tablet or other mobile devices. (For...
Page 247: Installing Software
Useful software Installing software Follow the procedure below to install the software you want to use. If your PC does not come with a DVD drive, or if you want to update the software, download and install it from the website. For Windows Install the software that you want to use with the included DVD.
Page 248: For Macos
Drag and drop to copy it to the place you want. You can also start directly from the provided DVD. Insert the included DVD to the PC. Double-click on [OKI] - [Utility] folder. Drag and drop to copy the software folder you want to install to the place you want.
Page 249: Monitoring Tool (Windows)
Registering the printer Register the printer to be monitored with the Monitoring Tool. Select [Start] - [Okidata] or [OKI] - [Monitoring Tool] to start the Monitoring Tool. Select [Register printer] from the [Settings] menu. Select the printer to be registered from the printer list, and click [Register].
Page 250: Updating The Printer Software
Useful software Click [Close]. Check that the registered printer is displayed. Updating the printer software Monitoring Tool checks the status of this machine periodically. When software update is available for this machine, follow the on-screen instructions to update the software. When update is available for software, [Update Recommended] is displayed in the [Status] field.
Page 251: Updating The Printer's Firmware
Useful software Check that [The latest software] is displayed in the [Status] field. Select [Quit] from the [File] menu. Updating the printer’s firmware Monitoring Tool checks the status of this machine periodically. When firmware update is available for this machine, follow the on-screen instructions to update the firmware. When firmware update is available for this machine, [Update Recommended] is displayed in the update field.
Page 252: Changing Settings Of Monitoring Tool
Select [Quit] from the [File] menu. Changing settings of Monitoring Tool Select [Start] - [Okidata] or [OKI] - [Monitoring Tool] to start the Monitoring Tool. Select [Environmental settings] from the [Settings] menu. Set the values in each tab, and click [Apply].
Page 253: Deleting The Printer
Returns all settings to default values. Deleting the printer Delete a printer registered with the Monitoring Tool. Select [Start] - [Okidata] or [OKI] - [Monitoring Tool] to start the Monitoring Tool. Select [Delete printer] from the [Settings] menu. - 253 -...
Page 254: Troubleshooting (Monitoring Tool)
Useful software Check the printer to be deleted, and click [Delete]. Troubleshooting (Monitoring Tool)  Please check the following explanation and "Frequently Asked Questions (FAQs)" on your smartphone app or the website.  If the problem persists, contact your dealer. ...
Page 255: Network Extension
 Network Extension works in conjunction with the printer driver. Do not install Network Extension only.  Network Extension works only when the printer driver is connected to the OKI LPR port or standard TCP/IP port. Displaying properties of the printer driver To use Network Extension, display the [Printer Properties] screen.
Page 256: Setting Options Automatically
 Setting is not possible when Network Extension is used in an unsupported environment. Uninstalling Network Extension Click [Start], and select [Windows System Tools] - [Control Panel] - [Programs and Features]. Select [OKI Network Extension], and click [Uninstall]. Finish the uninstallation by following the on-screen instructions. - 256 -...
Page 257: Color Swatch Utility
The Color Swatch Utility is installed automatically when the printer driver is installed.  Printing a color sample Click [Start], and select [Okidata] or [OKI] - [Color Swatch Utility]. Click [Print]. Select the device you want to adjust from [Name].
Page 258: Printing A File In Your Desired Color
Useful software Printing a file in your desired color Open the file to be printed. Select the text or graphic, and adjust the RGB values from the application. Print the file.  Read the User's Manual of the application for instructions on how to specify the color in the application. ...
Page 259: Color Correct Utility
You can use the Color Correct Utility to specify colors of the palette selected in software like Microsoft Excel. For Windows Click [Start], and select [Okidata] or [OKI] - [Color Correct Utility]. Select [Office Palette Tuning], and click [Next]. and click [Next].
Page 260: Changing Gamma Values And Hues
Useful software Click [Print Test] to check whether the adjusted color is closer to the color you want, and then click [Next]. If you want to further change the color or change other colors, repeat Steps 8 to 11. Input a name for the setting, and click [Save]. Click [OK].
Page 261: Printing With Tuned Color Settings
Useful software For Windows Click [Start], and select [Okidata] or [OKI] - [Color Correct Utility]. Select [Hue & Saturation Tuning], and click [Next]. Select the device to be adjusted, and click [Next]. Select the standard mode, and click [Next]. If the settings are initialized after the printer driver has been updated and reinstalled, start the Color Correct Utility to automatically reset the name of the color tuning.
Page 262: Saving Color Tunning Settings
 To use this function, you will have to log into the PC as a user with administrator privileges. For Windows Click [Start], and select [Okidata] or [OKI] - [Color Correct Utility]. Select [Import/Export Color Settings] , and click [Next].
Page 263: Importing Color Tunning Settings
Click [OK] on the confirmation screen. Importing color tunning settings For Windows Click [Start], and select [Okidata] or [OKI] - [Color Correct Utility]. Select [Import/Export Color Settings] , and click [Next]. Select the device into which you want to import settings, and click [Next].
Page 264 Useful software Click [Yes] on the confirmation screen. Check that the settings have been deleted correctly, and click [Finish]. For macOS Start the Color Correct Utility. Select the device from which you want to delete the settings. Click [Next]. Click [Import/Export Color Settings]. Select the settings to be deleted, and click [Delete].
Page 265: Ps Gamma Adjuster
"Devices and Printers", the registered [Gamma Curve Name] is valid for all identical models. Registering a gamma adjuster name For Windows PS printer driver Click [Start], and select [Okidata] or [OKI] - [PS Gamma Adjuster]. Select [OKI C650 PS] from [Select Printer]. Click [New].
Page 266: Printing With Registered Halftone
Useful software Delete the registered device to which the adjustment has been set, and then register it again.  Do not click the [Config] button displayed while adding the printer.  If a dialog box for selecting a printer option is displayed while adding a printer, click [Cancel] and then add the printer again.
Page 267: Configuration Tool
Registering this machine Register this machine with the Configuration Tool when installing it for the first time. Click [Start], and select [Okidata] or [OKI] - [Configuration Tool]. Select [Register Device] from the [Tools] menu. When registrable devices are displayed, select this machine, and click [Register].
Page 268: Displaying Print Completion On The Pc
Displaying print completion on the PC  The time and time zone of this machine must be consistent with your PC. Setup Click [Start], and select [Okidata] or [OKI] - [Configuration Tool]. Select [Alert Info] from the [Plug-in] menu. Select [Basic settings].
Page 269 Change the settings as necessary, and click [OK]. Filter Settings You can set alert conditions to be displayed when an e-mail is received during printing. Click [Start], and select [Okidata] or [OKI] - [Configuration Tool]. Select [Alert Info] from the [Plug-in] menu. Select [Filter settings].
Page 270: Setting The Network
 You can check the details of recorded logs in [Log details]. Setting the network Searching for this machine on the network Click [Start], and select [Okidata] or [OKI] - [Configuration Tool]. Select [Network Setting] from the [Plug-in] menu. Select [Discover Devices].
Page 271: Registering Icc Profiles
Registering ICC profiles You can register and edit printer profiles in this machine. This section explains how to register ICC profiles. Click [Start], and select [Okidata] or [OKI] - [Configuration Tool]. Select [Storage Manager] from the [Plug-in] menu. Click the [New Project] icon.
Page 272: Checking Free Space Of Memory/Hard Disk
Select the original port from [Printing Port] on the [Port] tab, and click [OK]. Registering a form with this machine using Configuration Tool Click [Start], and select [Okidata] or [OKI] - [Configuration Tool]. Select [Storage Manager] from the [Plug-in] menu.
Page 273: Registering The User Name And Password
The changed settings are reflected in this machine when the [Save to device] icon is clicked. Creating a new user Click [Start], and select [Okidata] or [OKI] - [Configuration Tool]. Select this machine from [Registered Device Table]. Select the [User Setting] tab.
Page 274: Deleting This Machine
Useful software Deleting a user Click [Start], and select [Okidata] or [OKI] - [Configuration Tool]. Select this machine from [Registered Device Table]. Select the [User Setting] tab. Click [Role management]. Input the admin password, and click [OK]. Admin password(P.196) Click [User Name/Group].
Page 275 Useful software [User Setting] tab Sets the user, role and so on. Item Description Role management Registers/Edits the user and role [Alert Info] plug-in Detects and notifies the event such as the end of printing. Item Description Basic settings Configures basic settings such as the notification method and detection interval Setting devices Sets the type and presence of the event notified by each device...
Page 276 Useful software [Network Setting] plug-in Sets the network information. Item Description Discover Devices Searches for network devices. Environment Settings Changes the device detection criteria and communication options. [Storage Manager] plug-in Registers and edits files to be downloaded to the device. - 276 -...
Page 277: Icon Description
Useful software Icon description Icon Icon name Description Device Settings Changes the IP address or other settings of this machine. Create New Project Creates a new project. Add File to Project Adds files to a project. Send Project Sends a project to this machine. Save to Device Saves the settings to this machine.
Page 278: Oki Lpr Utility
Add this machine to the OKI LPR Utility.  Administrator privileges are required.  If this machine cannot be added, exit the OKI LPR Utility, right-click on [Start] - [Okidata] or [OKI] - [OKI LPR Utility], and select [More] - [Running As Administrator] to restart the utility.
Page 279: Transferring Print Data To The Registered Device
Transferring print data to the registered device This section explains how to transfer the specified print data to a registered device using the OKI LPR utility. This section also explains how to transfer the print data to another device when a problem occurs on the destination device.
Page 280: Opening The Web Page Of A Registered Device
Input the IP address of the devices to print at the same time, and click [OK]. Click [OK]. Opening the web page of a registered device You can open the web page of this machine from the OKI LPR Utility. Start the OKI LPR Utility. Select this machine.
Page 281: Sending Files To This Machine Registered With The Oki Lpr Utility
Useful software Sending files to this machine registered with the OKI LPR Utility If this machine is connected to the network and registered with the OKI LPR Utility, you can download the print data. Start the OKI LPR Utility. Select the download destination device.
Page 282: Network Card Setup Utility (Macos)
Useful software Network Card Setup Utility (macOS) The network setting can be done using the Network Card Setup Utility. TCP/IP must be enabled to use the Network Card Setup Utility. Setting the IP address Start the Network Card Setup Utility. Installing software(P.247) Select this machine from the list.
Page 283: Print Job Accounting Client
Setting the user name and user ID You can set the user name and user ID using "Properties" in the printer driver. Click [Start], and select [Okidata] or [OKI] - [Change Job Accounting Mode]. From the list of drivers, select the driver you want to set.
Page 284: For Macos
For the spreadsheet software, input one login user name, one user ID, and one user name on each line. Save the file in "CSV" format. Click [Start], and select [Okidata] or [OKI] - [Change Job Accounting Mode]. From the list of drivers, select the driver you want to set.
Page 285 Useful software Click [Save]. Exit the Print Job Accounting client. Registering multiple users simultaneously You can register multiple user IDs and user names simultaneously using a CSV file.  The following procedure uses TextEdit as an example. Start the TextEdit. Input the login name, user ID and user name in order, separated by commas.
Page 286: Printing From A Mobile Device
Printing from a mobile device Printing from a mobile device Printing from a mobile device ..............287 Showing troubleshooting tips on a mobile device ........291 Troubleshooting for the mobile device ........... 292 - 286 -...
Page 287: Printing From A Mobile Device
Web browser, and photos taken with the built-in camera directly onto an OKI printer or MFP from your smartphone, tablet or other mobile devices. The Mobile Print can be downloaded from App Store or Google Play Store.
Page 288: Airprint
Printing from a mobile device Printing with this machine registered with the app Enable the NFC function of your mobile device, and enable Wi-Fi. Bring the NFC antenna of the mobile device close to the NFC mark on this machine’s operator panel.
Page 289 Connect this machine and the PC via a wireless or wired LAN. Select [System Preferences] from the Apple menu. Click [Printers & Scanners]. Click [+], and then click [Add Printer or Scanner]. Select [OKI-C650-******] , and click [Add]. - 289 -...
Page 290 Tap [Print] to select this machine. Functions supported by this machine are displayed. Set options. Tap [Print]. Printing from Mac Open the file to be printed. Select [Print] from the [File] menu. Select [OKI-C650-******] from [Print]. Set options. Click [Print]. - 290 -...
Page 291: Showing Troubleshooting Tips On A Mobile Device
Printing from a mobile device Showing troubleshooting tips on a mobile device If an error has occurred in the machine, pressing «HELP» on the operator panel will display the error correction method on the display. At this time, if you move the mobile device* closer to the NFC mark on this machine when "NFC"...
Page 292: Troubleshooting For The Mobile Device
Printing from a mobile device Troubleshooting for the mobile device Troubleshooting for Mobile Print  This machine may take 2 to 3 minutes to join a network after power-on. Make sure that the machine is connected to the network before attempting to print. This machine cannot be registered in the app Cause Solution...
Page 293: Troubleshooting For Airprint
Printing from a mobile device Troubleshooting for AirPrint  This machine may take 2 to 3 minutes to join a network after power-on. Make sure that the machine is connected to the network before attempting to print.  For macOS or iOS, please update the software to the latest version before printing. When "No AirPrint Printers Found"...
Page 294: Maintenance
Maintenance Maintenance Precautions for replacing consumables ..........295 Service life and replacement cycle of consumables ......296 Replacing the black(K) toner cartridge and the waste toner box ... 298 Replacing the toner cartridge (C/M/Y) ............ 301 Replacing the image drum ..............303 Service life and replacement cycle of maintenance parts ......
Page 295: Precautions For Replacing Consumables
Store the used toner cartridge and the waste toner box in a bag so that toner does not scatter.  Use genuine OKI consumables for optimum performance.  Failures caused by using non-genuine consumables may void the warranty or maintenance contract. (The use of non-genuine consumables will not necessarily cause failures, but please fully take notice of such usage.)
Page 296: Service Life And Replacement Cycle Of Consumables
 Printing quality will decline after the toner cartridge stays unpacked for one year or longer. Therefore, prepare a new toner cartridge.  Use genuine OKI consumables for optimum performance.  Failures caused by using non-genuine consumables may void the warranty or maintenance contract. (The use of non-genuine consumables will not necessarily cause failures, but please fully take notice of such usage.)
Page 297  Do not expose the image drum to direct sunlight or strong light (About 1,500 lux or above). Do not leave it uncovered for more than 5 minutes even under room lighting.  Use genuine OKI consumables for optimum performance.  Failures caused by using non-genuine consumables may void the warranty or maintenance contract. (The use of non-genuine consumables will not necessarily cause failures, but please fully take notice of such usage.)
Page 298: Replacing The Black(K) Toner Cartridge And The Waste Toner Box
Maintenance Replacing the black(K) toner cartridge and the waste toner The black(K) toner cartridge comes with a waste toner box. By following on-screen instructions, replace the waste toner box first and then the black(K) toner cartridge. Press the knob on the lower left corner on the front of the machine, and open the waste toner box cover toward you.
Page 299 Maintenance Take the new black(K) toner cartridge out of its packing box. Shake the new toner cartridge both horizontally and vertically for several times. Pull the front cover open lever (blue) to open the front cover. Pull out the black(K) toner cartridge from the machine. Install the new black(K) toner cartridge into the machine.
Page 300 Maintenance Press «OK». Check that no error message appears on the display.  Please recycle the used toner cartridge and waste toner box. - 300 -...
Page 301: Replacing The Toner Cartridge (C/M/Y)
Maintenance Replacing the toner cartridge (C/M/Y) This section takes the toner cartridge (M) as an example. The toner cartridge (C/Y) can be replaced by the same procedure.  To replace the black toner cartridge (K), please refer to "Replacing the black(K) toner cartridge and the waste toner box(P.298)".
Page 302 Maintenance Close the front cover firmly with your both hands.  Please recycle the used toner cartridge. - 302 -...
Page 303: Replacing The Image Drum
Maintenance Replacing the image drum Pull the front cover open lever (blue) to open the front cover. Pull the L1 lever towards you until the red triangle mark on the L1 lever is aligned with the red triangle mark inside the machine. If the two red triangle marks are not aligned correctly, you cannot proceed to the procedure of replacing the image drum.
Page 304 Maintenance Check the image drum to be replaced by the label color. Remove the image drum of the color to be replaced. Because image drums (green parts) can easily get damaged, handle with adequate care. Do not expose the image drum to direct sunlight or strong light (About 1,500 lux or above). Do not leave it uncovered for more than 5 minutes even under room lighting.
Page 305 Maintenance Hold the L3 handle and push the image drum basket all the way in. If the image drum is not installed correctly, the image drum basket cannot be pushed all the way in. The output tray cannot be closed unless the image drum basket is pushed all the way in. Close the output tray, and push both sides down from top.
Page 306: Service Life And Replacement Cycle Of Maintenance Parts
Maintenance Service life and replacement cycle of maintenance parts Belt unit Service life of the belt unit The belt unit can print approximately 60,000 sheets of A4-sized paper (for simplex printing), but the actual printable number of sheets may vary with the usage condition. The above number is based on the general usage condition (three sheets at a time).
Page 307: Fuser Unit
Maintenance Fuser unit Service life of the fuser unit The fuser unit can print approximately 60,000 sheets of A4-sized paper (for simplex printing), but the actual printable number of sheets may vary with the usage condition. The above number is based on the general usage condition (three sheets at a time). If you print a single sheet at a time, the life may be reduced by half.
Page 308: Replacing The Belt Unit
Maintenance Replacing the belt unit For the replacement cycle, see " (P.306)". Belt unit Pull the front cover open lever (blue) to open the front cover. Pull the L2 lever and lift the output tray to the stop position. Remove the belt unit by holding its blue handle. Doing so may cause burns.
Page 309 Maintenance Install the belt unit in this machine by holding its blue handle. Close the output tray, and push both sides down firmly from top. Close the front cover firmly with both hands.  Please recycle the used belt unit. - 309 -...
Page 310: Replacing The Fuser Unit
Maintenance Replacing the fuser unit For the replacement cycle, see " (P.307)". Fuser unit Lift the left and right handles of the fuser unit at the back of the output tray until a click is heard, and then release the lock. The fuser unit cannot be removed unless its handle is raised vertically.
Page 311 Maintenance With the warning label of the new fuser unit facing the front, hold both the left and right handles and install the fuser unit into this machine. Push down the left and right handles of the fuser unit to lock. Make sure that the fuser unit does not float from the top of the output tray.
Page 312: Cleaning The Main Unit And The Parts
Maintenance Cleaning the main unit and the parts Cleaning the LED head If there are white stripes on the output paper, the image is faded or the text is blurred, clean the LED head.  Do not use methyl alcohol or thinner. Doing so may damage the LED head. ...
Page 313: Cleaning The Surface Of The Main Unit
Maintenance Gently wipe the lens surface of the LED head (x 4) with a soft tissue paper. Do not expose the image drum to direct sunlight or strong light (About 1,500 lux or above). Do not leave it uncovered for more than 5 minutes even under room lighting. Close the output tray, and push both sides down from top.
Page 314: Cleaning The Paper Feed Roller (Tray 1/2/3/4)
Maintenance Clean the surface of this machine with a cloth slightly moistened with water or a neutral detergent. Only use water or a neutral washing agent. Wipe the surface of this machine with a soft dry cloth. Cleaning the paper feed roller (Tray 1/2/3/4) If paper jams occur frequently, clean the paper feed roller.
Page 315: Cleaning The Paper Feed Roller (Mp Tray)
Maintenance Wipe the separation roller of the cassette with a cloth slightly moistened with water. Load the paper in the paper cassette. Return the paper cassette to this machine. Cleaning the paper feed roller (MP tray) If paper jams occur frequently, clean the paper feed roller. ...
Page 316 Maintenance While lifting the MP tray gently, press the right arm inwards and remove the protrusion of the arm from the groove. Lower the MP tray, and lift up the protrusion of the arm. By referring to Steps 3 and 4, remove the protrusion of the left arm of the MP tray from the groove and lift it up.
Page 317 Maintenance Press down on the center of the MP tray, place your finger over the small window on the separation roller and push it up to remove the separation roller. Wipe the separation roller with a cloth slightly moistened with water while rotating it in the arrow direction.
Page 318 Maintenance Press down on the center of the MP tray, and then press and hold the white part which is visible through the small window at the bottom of the separation roller. With the protrusion side on the left, install the paper feed roller (without gear) onto the lower shaft by sliding it into the innermost position.
Page 319: Cleaning The Light-Shielding Film
Maintenance Similarly, hook the protrusion of the left arm of the MP tray into the groove. If you close the MP tray without hooking the protrusion of the arm to the correct position, the paper placement cover may be broken. Be sure to hook it in the correct position. Slide the manual feeder guide outward.
Page 320: Cleaning The Resist Roller
Maintenance Cleaning the resist roller When horizontal streaks appear on the printing result, clean the resist roller to improve the printing. Pull the front cover open lever (blue) to open the front cover. Wipe the metal parts (a) and (b) of the resist roller visible on the front with soft tissue paper. When cleaning the metal part (b), do not touch the rubber roller in contact with the metal part (a).
Page 321: Updating Software
Maintenance Updating software You can update the printer driver and other software to the latest version. A PC connected to the Internet is required for the update. For Windows For Windows, use the Monitoring Tool. Monitoring Tool (Windows)(P.249) For macOS For macOS, please refer to the website.
Page 322: Deleting Software
Maintenance Deleting software This section explains how to delete the printer driver from your PC.  The specific method may differ for different printer drivers and versions of Windows or macOS. Uninstalling the Windows printer driver  To perform this procedure, you will have to login to the PC as a user with administrator privileges. ...
Page 323 Close the [Printers & Scanners] screen. Insert the provided DVD to the PC. Double-click on [OKI] - [Drivers] - [PS] - [Uninstaller]. Confirm the model to be deleted displayed in the dialog box, and click [OK]. Follow the on-screen instructions to delete the printer driver.
Page 324: Firmware Update
Maintenance Firmware update You can update the printer firmware (device control program) to the latest version. A PC connected to the Internet is required for the update. For Windows For Windows, use the Monitoring Tool. Monitoring Tool (Windows)(P.249) For macOS For macOS, please refer to the website.
Page 325: Troubleshooting
Troubleshooting Troubleshooting When an error message appears on the display ........326 When paper is jammed ................337 Trouble with printing ................355 Troubleshooting for printing results ............362 Software troubleshooting ............... 374 Troubleshooting for this machine and paper .......... 375 - 325 -...
Page 326: When An Error Message Appears On The Display
Troubleshooting When an error message appears on the display If a problem occurs to this machine, the ATTENTION lamp will light on or flash, and a message will appear on the display. Check the message on the display and take action based on the corresponding message. If [Please see HELP for details] appears at the bottom of the display, press «HELP»...
Page 327: Error Message List
Troubleshooting Error message list Clear the error by referring to the description of the corresponding message. Meanings of symbols used in the error message are as follows.  Color Name: One of the following: cyan (C), magenta (M), yellow (Y), black (K) ...
Page 328 Troubleshooting Message Error code Description Fuser Unit End Of Life. Replace The fuser unit has reached the end of its service life. Please With A New Fuser Unit replace the fuser unit with a new one. Please See HELP For Details You can continue printing for a while by opening and closing the front cover.
Page 329 Troubleshooting Message Error code Description Black(K)Toner Is Empty The black (K) toner is empty. Replace With A New Toner You can continue using the device for a while by opening and Cartridge And A New Waste Toner closing the front cover, but the image drum may be damaged. Box At The Same Time.
Page 330 Troubleshooting Message Error code Description Wireless Startup Failed Restart this machine. Press OK To Hide This Message. If the problem still persists even after the reboot, power off this Please See HELP For Details machine and check if the wireless LAN module is installed. For the position of the Wireless LAN module, refer to "Installing the wireless LAN...
Page 331 Troubleshooting Message Error code Description Fuser Unit Is Not Installed The fuser unit is not properly installed. Or, the handle of the Correctly. Or The Handle Of Fuser fuser unit is not locked. Is In Standing Position Please reinstall the fuser unit. To install the fuser unit, see Please See HELP For Details "Replacing the fuser unit(P.310)".
Page 332 Troubleshooting Message Error code Description Non Recommended Color Name 684, 685, 686, 687, The image drum of the displayed color is not optimal for this Image Drum 690, 691, 692, 693, machine. It is recommended to use the image drum that is Please See HELP For Details 700, 701, 702, 703, optimal for this machine.
Page 333 The image drum of the displayed color has reached the end of Maximum Performance Always its service life. Please replace the image drum with a new one. Use OKI Original It is recommended to use the image drum that is optimal for this machine.
Page 334 Troubleshooting Message Error code Description The toner of the displayed color is low. Please prepare a new Color Name Toner Low. Search toner cartridge. Keyword: P10081 After the message of replacement is displayed, please replace it with a new one. There is no paper in the indicated tray.
Page 335 Troubleshooting Message Error code Description The toner cartridge of the displayed color is not optimal for this Color Name Non Recommended machine. Toner Detected. Search Keyword: It is recommended to use the toner cartridge that is optimal for P40947 this machine. The belt unit is not optimal for this machine.
Page 336 Troubleshooting Message Error code Description The private print document whose retention date has passed Expired Saved Files Have Been was deleted. Deleted Press OK To Hide This Message An error has occurred to the NFC unit. NFC Unit Error. NFC Function Is NFC-specific functions are not available.
Page 337: When Paper Is Jammed
Troubleshooting When paper is jammed For the error code 370 or 371 Remove the jammed paper from the output exit. Pull the front cover open lever (blue) to open the front cover. Pull the L2 lever and lift the output tray until it reaches the stop position. Remove the paper left on the belt unit if any.
Page 338 Troubleshooting Lift the belt unit up by holding its handle. Remove the paper left under the belt unit if any. Reset the belt unit. Close the output tray, and push both sides down from top. Lift the left and right handles of the fuser unit at the back of the output tray until a click is heard, and then release the lock.
Page 339 Troubleshooting Remove the fuser unit from this machine by holding its left and right handles. Doing so may cause burns. When the fuser unit is hot, wait until it cools down before any operation. Do not expose this machine with the fuser unit removed to direct sunlight or strong light (About 1,500 lux or above).
Page 340: For The Error Code 372
Troubleshooting With the warning label of the fuser unit facing you, hold both the left and right handles. Place the fuser unit in this machine, tilt its left and right handles inward, and lock the fuser unit. Make sure that the fuser unit does not float from the top of the output tray. If floating, the fuser unit will not be recognized so that it is not possible to start printing.
Page 341 Troubleshooting Pull the front cover open lever (blue) to open the front cover. Pull the L2 lever and lift the output tray until it reaches the stop position. Remove the paper left on the belt unit if any. Doing so may cause burns. Do not touch the fuser unit because it is hot.
Page 342: For The Error Code 380
Troubleshooting Remove the paper under the belt unit if any. Reset the belt unit. Close the output tray, and push both sides down from top. Close the front cover firmly with both hands. For the error code 380 Pull the front cover open lever (blue) to open the front cover. - 342 -...
Page 343: For The Error Code 381
Troubleshooting Pull out the jammed paper gently. Close the front cover firmly with both hands. For the error code 381 Remove the jammed paper from the output exit. Pull the front cover open lever (blue) to open the front cover. Pull the L2 lever and lift the output tray until it reaches the stop position.
Page 344: For The Error Code 382 Or 385
Troubleshooting Remove the paper on the belt unit if any. Doing so may cause burns. Do not touch the fuser unit because it is hot. Because image drums (green parts) can easily get damaged, handle with adequate care. Do not expose the image drum to direct sunlight or strong light (About 1,500 lux or above). Do not leave it uncovered for more than 5 minutes even under room lighting.
Page 345 Troubleshooting Pull the front cover open lever (blue) to open the front cover. Pull the L2 lever and lift the output tray until it reaches the stop position. Remove the paper left on the belt unit if any. Doing so may cause burns. Do not touch the fuser unit because it is hot.
Page 346 Troubleshooting Lift the left and right handles of the fuser unit at the back of the output tray until a click is heard, and then release the lock. The fuser unit cannot be removed unless its handle is raised vertically. Holding both the left and right handles of the fuser unit, remove the fuser unit from this machine.
Page 347 Troubleshooting If paper is jammed in the fuser unit, with the warning label of the fuser unit facing you, slowly pull out the jammed paper towards you. Doing so may cause burns. When the fuser unit is hot, wait until it cools down before any operation. Do not pull out in the reverse direction.
Page 348: For The Error Code 390
Troubleshooting For the error code 390 Temporarily remove any paper loaded in the multi-purpose tray (MP tray). Pull the front cover open lever (blue) to open the front cover. Hold the edge of the jammed paper and pull it out gently. When the top edge is not visible, slowly pull out the paper from its rear edge.
Page 349 Troubleshooting  If paper jams occur frequently, clean the paper feed roller. Please see "Cleaning the paper feed roller (Tray 1/2/3/4)(P.314)" for details. Pull out the paper cassette. Remove the jammed paper. If no paper is jammed, feeding has failed. Reduce the number of paper loaded in the paper cassette. Also, make sure that the paper stopper position matches the paper size.
Page 350: For The Error Code 638
Troubleshooting For the error code 638 First, check all the trays and remove the remaining paper. Then, remove the remaining paper inside the machine. This section explains how to remove the paper from Tray 2 as an example. Pull out the paper cassette. Remove the remaining paper.
Page 351 Troubleshooting Pull the front cover open lever (blue) to open the front cover. Pull out the jammed paper slowly if any. Pull the L2 lever and lift the output tray until it reaches the stop position. Remove the paper left on the belt unit if any. Doing so may cause burns.
Page 352 Troubleshooting Lift the belt unit up by holding its handle. Remove the paper left under the belt unit if any. Reset the belt unit. Close the output tray, and push both sides down from top. Lift the left and right handles of the fuser unit at the back of the output tray until a noise is heard, and then release the lock.
Page 353 Troubleshooting Holding both the left and right handles of the fuser unit, remove the fuser unit from this machine. Doing so may cause burns. When the fuser unit is hot, wait until it cools down before any operation. Do not expose this machine with the fuser unit removed to direct sunlight or strong light (About 1,500 lux or above).
Page 354 Troubleshooting Place the fuser unit in this machine, tilt its left and right handles inward, and lock the fuser unit. Make sure that the fuser unit does not float from the top of the output tray. If floating, the fuser unit will not be recognized so that it is not possible to start printing.
Page 355: Trouble With Printing
The printer is set offline on the PC. Open the "Devices and Printers", right-click on the [OKI C650 *] icon, and select [See what's printing]. When the icons are grouped, select [See what's printing] - [OKI C650 * Represents the type of driver.
Page 356: Troubleshooting For Wired Lan Connection
 Make sure that the print port of the printer driver is correct.  For the OKI LPR Utility, check the IP address settings with the OKI LPR Utility. The WSD port is in use.
Page 357: Troubleshooting For Wireless Lan Connection
Troubleshooting Troubleshooting for wireless LAN connection Unable to connect to wireless LAN For Windows/macOS Cause Solution Reference The wireless LAN module is not To connect to a wireless LAN, set [Extended Network] to Connecting via a enabled. [Wireless]. wireless LAN(P.41) Settings are not insufficient to To connect via the wireless LAN access point or the Connecting via an...
Page 358 PC.  Make sure the configured IP address, subnet mask and gateway address are all correct.  For the OKI LPR Utility, check the IP address settings with the OKI LPR Utility. The WSD port is in use.
Page 359 Troubleshooting Cause Solution Reference The encryption key is incorrect. Check the encryption key of the wireless LAN access point Connecting via an you want to connect is correct, and set the correct access point encryption key. (Infrastructure)(P. When a same number is lined up in the encryption key, be sure to press «OK»...
Page 360: Troubleshooting For Usb Connection
Troubleshooting Unable to connect to a wireless LAN (AP mode) First, print out the Network Information, and then check the following explanation while having a look at items numbered ① to ④ in the following figure in Wireless (AP Mode) Information. Network Information can be printed from [Print Information] - [Network].
Page 361 Troubleshooting For Windows Cause Solution Reference A switch, buffer, extension cable, Connect this machine directly to the PC. Connecting via or USB hub is used. USB(P.58) There are other printer drivers that Remove other printer drivers from the PC. operate via USB connections. - 361 -...
Page 362: Troubleshooting For Printing Results
Troubleshooting Troubleshooting for printing results This section describes troubles with printing results. Click the corresponding symptom to see the solution.  Please check the following explanation and "Frequently Asked Questions (FAQs)" on your smartphone app or the website.  If the problem persists, contact your dealer. List of troubles with printing results White streaks appear in the vertical direction(P.365)
Page 363 Troubleshooting Streaks appear in the vertical direction(P.367) Dots and horizontal streaks appear in the paper feeding direction periodically(P.368) White area is lightly stained(P.369) Edges of text are blurred(P.369) When envelopes or coated paper is printed, the whole area is thinly stained(P.370) Toner comes off when rubbed(P.370)
Page 364 Troubleshooting Stains are printed(P.371) The entire paper is printed in black(P.371) Nothing is printed(P.372) White streaks occur(P.372) The peripheral area is dirty(P.372) The color of images does not come as expected(P.373) An afterimage printed on the front edge of the paper is printed(P.373) Paper feed direction - 364 -...
Page 365: White Streaks Appear In The Vertical Direction
Troubleshooting White streaks appear in the vertical direction Cause Solution Reference The LED head is dirty. Wipe the LED head with soft tissue paper. Cleaning the LED head(P.312) The toner is low. "Toner Low. " or "Toner Empty. Replace with a new toner Replacing the cartridge."...
Page 366: Printing Is Light
Troubleshooting Printing is light Cause Solution Reference The toner is low. "Toner Low." or "Toner Empty. Replace with a new toner Replacing the cartridge." is displayed, replace the toner cartridge. black(K) toner cartridge and the waste toner box(P.298) Replacing the toner cartridge (C/M/Y)(P.301) The density is not adjusted.
Page 367: Condensation Occurs On Printed Paper
Troubleshooting Condensation occurs on printed paper Cause Solution Reference The paper is moist. Use the paper stored at appropriate temperature and Storing humidity. paper(P.83) This machine is used in a place Use this machine in an environment with an appropriate Installation with high humidity or sudden temperature and humidity.
Page 368: Dots And Horizontal Streaks Appear In The Paper Feeding Direction Periodically
Troubleshooting Dots and horizontal streaks appear in the paper feeding direction periodically Cause Solution Reference If dots or streaks of a specific color Please replace the image drum. Replacing the appear at intervals of about 75 mm, image the green tube of the image drum is drum(P.303) scratched or dirty.
Page 369: White Area Is Lightly Stained
Troubleshooting White area is lightly stained Cause Solution Reference Static electricity occurs to the Use the paper stored at appropriate temperature and Storing paper. humidity. paper(P.83) Thick paper is used. Use thinner paper. Loading paper(P.72) The toner is low. "Toner Low." or "Toner Empty. Replace with a new toner Replacing the cartridge."is displayed, replace the toner cartridge.
Page 370: When Envelopes Or Coated Paper Is Printed, The Whole Area Is Thinly Stained
Troubleshooting When envelopes or coated paper is printed, the whole area is thinly stained Cause Solution Reference When envelopes or coated paper is This is not a malfunction. Applicable printed, toner may adhere (cover) Do not use coated paper as much as possible. paper(P.72) to the whole area.
Page 371: Point Stains Appear
Troubleshooting Point stains appear Cause Solution Reference The paper is not supported. Use recommended paper. Applicable If the paper has a lot of paper dust, load the paper after paper(P.72) shuffling it well. If the intervals are approx. 75 mm, If the image drum is scratched, replace it with a new one.
Page 372: Nothing Is Printed
Troubleshooting Nothing is printed Cause Solution Reference Multiple pages were fed at a time. Load the paper again after shuffling it well. Loading Clean the paper feed roller. paper(P.72) Cleaning the paper feed roller (Tray 1/2/3/4)(P.314) Cleaning the paper feed roller tray)(P.315) The machine may have broken Print the menu map and check if the device itself can print.
Page 373: The Color Of Images Does Not Come As Expected
Troubleshooting The color of images does not come as expected Cause Solution Reference The toner is low. When "Toner Low." or "Toner Empty. Replace with a new Replacing the toner cartridge." is displayed, replace the toner cartridge. black(K) toner cartridge and the waste toner box(P.298) The setting of [Black Finish] is not...
Page 374: Software Troubleshooting
Troubleshooting Software troubleshooting  Monitoring Tool → (P.254) Troubleshooting (Monitoring Tool) - 374 -...
Page 375: Troubleshooting For This Machine And Paper
Troubleshooting Troubleshooting for this machine and paper Troubleshooting for the machine  Please check the following explanation and "Frequently Asked Questions (FAQs)" on the website or your smartphone application.  If the problem persists, contact your dealer. Symptom Cause Solution Reference Nothing is displayed The power cord is...
Page 376 Troubleshooting Symptom Cause Solution Reference The LAN/USB cable is Firmly insert the LAN/USB cable. Connecting via a not plugged in. wired LAN(P.36) There is a problem Use another LAN/USB cable. with the LAN/USB cable. The LAN cable does Please use the cable of Ethernet not meet the 10BASE-T/100BASE-TX/1000Base specifications.
Page 377 Troubleshooting Symptom Cause Solution Reference The memory is The memory of this Print again after reducing the resolution in the insufficient. machine is insufficient printer driver. as the print data is too big. All pages are not The WSD port is used. Change the print destination port to the printed.
Page 378: Troubleshooting For The Paper
Troubleshooting Symptom Cause Solution Reference The IP address is Check the IP address of this machine and Printing the menu incorrect. correct it if needed. (configuration)(P. The LAN cable is Check connection of the LAN cable. Connecting the disconnected. cable(P.36) "Yellow Toner Toner consumption is Change the settings to the following: Moisture...
Page 379 Troubleshooting Symptom Cause Solution Reference The rear output tray is Firmly close the rear output tray. Setting the output not closed properly. bin(P.84) Paper jams occur The paper feed roller is Clean the paper feed roller. Cleaning the frequently. dirty with paper dust. paper feed roller (Tray 1/2/3/4)(P.314)
Page 380: When A Power Failure Occurs
Troubleshooting Symptom Cause Solution Reference If the problem persists Load the envelope with the flap facing the main Screens and unit. Next, from Print Setup, set the orientation functions of the to 180° reversion. printer driver(P.133) Misalignment occurs Misalignment occurs Press the scroll buttons on the operator panel Correcting the when paper is output...
Page 381: Appendix
Appendix Appendix Specifications ..................382 Dimensions ..................... 386 Using the FAQ guide of this machine ............. 388 Contact us ....................391 Menu tree ....................392 - 381 -...
Page 382: Specifications
Appendix Specifications Model Model Number C650, ES6450 N36800A, N36800B General specifications Item C650/ES6450 ARM processor (667 MHz) Memory Built-in DDR3 32bit 1GB Weight (with consumables) Approx. 28 kg Dimensions (WxDxH) 395 × 430 × 290 mm Power N36800A: 110V - 127V AC +/-10%...
Page 383 Appendix Item C650/ES6450 First page output Color Approx. 6.5 sec (A4) time Mono Approx. 6.5 sec (A4) Media Size Tray 1 A4, A5, A6, B5, B6, Letter, Legal 13/13.5/14, Executive, Statement, 8.5-inch SQ, Folio, 16K (197 x 273 mm, 195 x 270 mm, 184 x 260 mm), 5 x 7 inches, custom sizes Expansion tray A4, A5, A6, B5, B6, Letter, Legal 13/13.5/14, Executive, Statement, 8.5-inch SQ,...
Page 384: Regulatory Wireless Lan Statements
Appendix Item C650/ES6450 Print quality assurance conditions ・Operating range Temperature: 10°C; Humidity: 20% - 80% RH Temperature: 32°C; Humidity: 20% - 60% RH Humidity: 30% RH; Temperature: 10°C - 32°C Humidity: 80% RH; Temperature: 10°C - 27°C ・Full color printing quality assurance range Temperature: 17°C - 27°C;...
Page 385 Appendix - Increase the separation between the equipment and receiver. - Connect the equipment into an outlet on a circuit different from that to which the receiver is connected. - Consult the dealer or an experienced radio/TV technician for help. This transmitter must not be co-located or operating in conjunction with any other antenna or transmitter.
Page 386: Dimensions
Appendix Dimensions Plan view Side view - 386 -...
Page 387 Appendix With options installed - 387 -...
Page 388: Using The Faq Guide Of This Machine
Appendix Using the FAQ guide of this machine If an error occurs in this machine, you can search for a solution by accessing the "FAQ" on our website from your mobile device application or the PC FAQ. You can also easily find a solution by inputting the keyword in "Search Keyword" displayed on this machine. How to display "Search Keyword"...
Page 389 Appendix If "NFC" appears on this machine's display, bring the mobile device where the Mobile Print app is running close to the NFC mark on the operator panel, and "FAQ" will start and display the result of the search for the solution page. If you are using iOS, tap [NFC] to display [Ready to Scan] and then move the mobile device close to this machine.
Page 390 Appendix Input the keyword in "Search Keyword" displayed on this machine to search for a solution. You can also narrow the search by category or by inputting other keywords. For macOS Install the FAQ. Copy the FAQ from the enclosed DVD to your desktop. You can also install it from our website.
Page 391: Contact Us
Slovenská www.oki.com/sk Magyarország www.oki.com/hu Россия www.oki.com/ru Україна www.oki.com/ua Türkiye'ye www.oki.com/tr Serbia www.oki.com/rs Croatia www.oki.com/hr Greece www.oki.com/gr Romania www.oki.com/ro OKI Europe www.oki.com/eu Singapore www.oki.com/sg/ Malaysia www.oki.com/my/ ประเทศไทย www.oki.com/th/printing/ Australia www.oki.com/au/ New Zealand www.oki.com/nz/ 中国 www.oki.com/cn/printing 대한민국 www.oki.com/kr/ United States www.oki.com/us/ Canada www.oki.com/ca/...
Page 392: Menu Tree
Appendix Menu tree Functions Print From USB Memory Print Setup Paper Feed Copies Duplex Binding Color Mode Barcode Print Setup Repeat Layout Rows Layout Columns Start Position X Coordinate Y Coordinate Spacing X Spacing Y Spacing Barcode Type Barcode Attribute Error Correction Level Module Size Human Readable Character...
Page 393 Appendix System Serial Number Asset Number Lot Number Firmware Version CU Version PU Version Panel Version Flash Memory Date and Time Print Information Configuration (Fn100) Network (Fn101) File List PS Font List PCL Font List IBM PPR Font List EPSON FX Font List Usage Report (Fn102) Supplies Report Error Log (Fn103)
Page 394 Appendix Tray2 (Fn222) X Adjust Y Adjust Duplex X Adjust Duplex Y Adjust Tray3 (Fn223) X Adjust Y Adjust Duplex X Adjust Duplex Y Adjust Tray4 (Fn224) X Adjust Y Adjust Duplex X Adjust Duplex Y Adjust Paper Black Setting (Fn230) Paper Color Setting (Fn231) Trans.
Page 395 Appendix Tray Configuration MPTray Config Paper Size (Fn90) X Dimension (Fn91) Y Dimension (Fn92) Media Type (Fn93) Media Weight (Fn94) Tray Usage (Fn95) Tray1 Config Paper Size (Fn10) X Dimension (Fn11) Y Dimension (Fn12) Media Type (Fn13) Media Weight (Fn14) Tray2 Config Paper Size (Fn20) X Dimension (Fn21)
Page 396 Appendix Print Setup Personality Copies Duplex Binding Media Check A4/Letter Override Resolution Toner Save Toner Save Level Color Mono-Print Mode Color Ready Mode Default Orientation Edit Size Trapping X Dimension Y Dimension PS Setup L1 Tray Network Protocol USB Protocol PDF Paper Size PDF Print Mode PCL Setup...
Page 397 Appendix Color Setup Ink Simulation CMY 100% Density CMYK Conversion Panel Setup Near Life Status Near Life LED Idle Display Panel Contrast Buzzer Setup Error Volume Print Completion Buzzer Volume AirPrint Buzzer Volume Card Hold Buzzer Volume Time Setup Date Format Time Zone Daylight Saving Setting method...
Page 398 Appendix AirPrint Wireless(Infrastructure) Setting Wireless(Infrastructure) You must input an administrator Network Setting IP Address Set password. IPv4 Address Subnet Mask Gateway Address DHCPv6 Automatic setup (WPS) WPS-PBC WPS-PIN Wireless Network Selection xxxxxx Manual Setup SSID Security WEP Key WPA Encryption Type WPA Pre-shared Key Execute Wireless reconnection...
Page 399 EE8001-1210Z002 Rev4...

This manual is also suitable for:

C650 C650dn

Oki ES6450 User Manual

Quick Links

Troubleshooting

Related Manuals for Oki ES6450

Summary of Contents for Oki ES6450