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C542/ES5442
User’s Manual
- 2 -
Table of contents
1 Before starting .............................................................................................. 4
Cautions Related to Safety ............................................................................................................5
General Cautions ...........................................................................................................................6
About This Manual .........................................................................................................................8
About Descriptions .......................................................................................................................................8
Trademarks and Other Information ..............................................................................................10
License ........................................................................................................................................12
2 Setting Up ................................................................................................... 13
Installation Requirements ............................................................................................................14
Installation Environment .............................................................................................................................14
Installation Space .......................................................................................................................................15
Checking the Accessories ...........................................................................................................17
Unpacking and Installing the Machine .........................................................................................18
Installing the Optional Equipment ................................................................................................21
Installing the Wireless LAN module ............................................................................................................21
Installing the Additional Tray Unit ...............................................................................................................22
Setting the Printer Driver ............................................................................................................................24
Connecting the Power Code ........................................................................................................26
Connecting a LAN Cable/USB Cable ..........................................................................................28
Connecting a LAN Cable ............................................................................................................................28
Connecting a USB Cable ............................................................................................................................29
Loading Paper in the Tray ...........................................................................................................31
Setting Up This Machine ..............................................................................................................33
Language Setup .........................................................................................................................................33
Setting Date and Time ................................................................................................................................35
Setting the Administrator Password ...........................................................................................................37
Network Settings ........................................................................................................................................38
Test Print .....................................................................................................................................................40
Connecting to a Wireless LAN (Only When the Wireless LAN Module is Mounted) ...................42
Before Connecting to a Wireless LAN ........................................................................................................42
Enabling Wireless LAN Connection ............................................................................................................43
Connecting to an Access Point (Infrastructure) ..........................................................................................45
Connecting to the Machine Directly ............................................................................................................58
Installing a Driver and Software to a Computer ...........................................................................62
For Windows ...............................................................................................................................................62
For Mac OS X .............................................................................................................................................65
3 Basic Operations ........................................................................................68
Names of Components ............................................................................................................... 69
Front View .................................................................................................................................................. 69
Rear View ................................................................................................................................................... 70
Inside of the machine ................................................................................................................................. 70
Basic Operations on the Operator Panel .................................................................................... 71
Names and Functions ................................................................................................................................ 71
Name and Functions on the Touch Panel .................................................................................................. 72
Adjusting the Angle of the Operator Panel ................................................................................................. 73
Entering Characters ................................................................................................................................... 74
Turning the Machine On or Off ................................................................................................... 76
Turning the Machine On ............................................................................................................................. 76
Turning the Machine Off ............................................................................................................................. 77
Loading Paper ............................................................................................................................ 78
About Paper Types That Can be Loaded ................................................................................................... 78
Loading Paper in Tray 1/2/3 ....................................................................................................................... 81
Loading Paper in the MP Tray ................................................................................................................... 82
Paper Storage ............................................................................................................................................ 84
4 Print ..............................................................................................................85
Printing from a Computer (Windows) .......................................................................................... 86
For Windows PCL Printer Driver ................................................................................................................ 86
For Windows PS Printer Driver .................................................................................................................. 87
Printing from a Computer (Mac OS X) ........................................................................................ 89
For Mac OS X ............................................................................................................................................ 89
Cancelling a Print Job ............................................................................................................... 91
About Screens and Functions of Each Printer Driver ................................................................. 92
Windows PCL Printer Driver ...................................................................................................................... 92
Windows PS Printer Driver ........................................................................................................................ 94
Mac OS X PS Printer Driver ....................................................................................................................... 96
Names and Functions of Screen Items for Print ....................................................................... 101
5 Maintenance ..............................................................................................102
Replacing Consumables ........................................................................................................... 103
Cautions When Replacing Consumables ................................................................................................ 103
Replacing the Toner Cartridges ............................................................................................................... 104
Replacing the Image Drum ...................................................................................................................... 107
Replacing the Image Drum and Toner Cartridge at the Same Time ........................................................ 110
Cleaning Each Part of the Machine ...........................................................................................113
Cleaning the LED Head ........................................................................................................................... 113
- 3 -
6 Troubleshooting ........................................................................................115
If Paper Jams Occur ..................................................................................................................116
If the Error Code is "370", "371", "372" ..................................................................................................... 116
If the Error Code is "380", "381", "382", "385", "389" ................................................................................120
If the Error Code is "390" ..........................................................................................................................123
If the Error Code is "391", "392", "393" .....................................................................................................125
If the Error Code is "409" ..........................................................................................................................126
Print Problems ...........................................................................................................................130
Unable to Print ..........................................................................................................................................130
If an Error Message is Displayed on the Operator Panel ..........................................................132
Error Message List ...................................................................................................................................132
7 Operating Management/Specifications .................................................. 141
Changing the Administrator Password ......................................................................................142
Saving Power Consumption with the Power Save Function ......................................................143
Setting the Length of Idle Time Before Entering Power Save Mode ........................................................143
Setting the Length of Idle Time Before Entering Sleep Mode ...................................................................144
Restrictions in Power Saving Function .....................................................................................................144
Automatically Turning the Machine Off (Auto Power Off) .........................................................................145
Setting the Length of Idle Time Before Auto Power Off Works .................................................................146
Specifications .............................................................................................................................147
General Specifications ..............................................................................................................................147
Printing Specifications ..............................................................................................................................148
Network Specifications .............................................................................................................................149
Wireless LAN Specifications (Option) .......................................................................................................149
Contact Us ....................................................................................................... 151
1
Before starting
Cautions Related to Safety
General Cautions
About This Manual
Trademarks and Other Information
License
- 5 -
1. Before starting
Cautions Related to Safety
Indicates additional information which, if ignored or not followed, may result in
personal injury or death.
Indicates additional information which, if ignored, may result in personal injury.
- 6 -
1. Before starting
General Cautions
Do not touch the safety switch inside this machine. High voltage may
occur, resulting in electric shock. Also, a gear may rotate, resulting in
injury.
Do not use a highly combustible spray near this machine. Some parts
inside the machine become very hot, possibly resulting in fire.
If the cover becomes extremely hot, the machine emits smoke or odor, or
you hear a strange sound, unplug the power plug from the outlet, and
contact your dealer.
Fire may result.
If liquid such as water gets inside the machine, unplug the power plug from
the outlet, and contact your dealer.
Fire may result.
If you drop a clip or other foreign objects into the machine, unplug the
power plug from the outlet, and take the foreign objects out.
Electric shock, fire, or injury may result.
Do not perform any operation or disassembly other than instructed in the
user manual.
Electric shock, fire, or injury may result.
If the machine is dropped or the cover is damaged, unplug the power plug
from the outlet, and contact your dealer.
Electric shock, fire, or injury may result.
Unplug the power plug regularly, and clean the bases of and in between
the plug blades.
If the power plug is left plugged into the outlet for an extended period of
time, dust adheres on the bases of the plug blades, and a short may occur,
possibly resulting in fire.
Do not vacuum spilled toner with an electric vacuum cleaner. Vacuuming
spilled toner with an electric vacuum cleaner may result in ignition due to
sparks from electric contacts or other reasons.
If toner spills on the floor or other places, wipe the toner gently with a
damp rag or other cloth while using care not to scatter the toner.
Do not insert any object into a vent hole.
Electric shock, fire, or injury may result.
Do not place a cup filled with water or other objects on the machine.
Electric shock or fire may result.
Do not let pet urine or other liquid get inside this machine, or allow this
machine to get wet. Electric shock or fire may result.
When the machine cover is opened, do not touch the fuser unit. Burns may
result.
Do not throw the toner cartridge or image drum into a fire. The toner may
ignite, resulting in burns.
Do not connect the power cord, cables, or the ground wire in any way
other than instructed in the user manual.
Fire may result.
Operation using an UPS (uninterruptible power supply) or inverter is not
guaranteed. Do not use an uninterruptible power supply or inverter.
Fire may result.
Do not go near the paper output part when you turn the power on or when
printing is in progress. Injury may result.
- 7 -
1. Before starting
NOTE!
This product is not intended for use in the immediate visual field on the display work place. To
avoid disturbing reflections on the display work place, this product shall not be placed in the
immediate field of vision.
Do not touch a broken liquid crystal display. Injury may result. If you get
liquid (liquid crystal) spilled from the liquid crystal display into your eyes or
mouth, immediately rinse with a large amount of water. Seek medical
advice if necessary.
Do not disassemble the image drum or toner cartridge, or force them
open. You may inhale the scattered toner, or the toner may land on your
hands or clothes, making them dirty.
- 8 -
1. Before starting
About This Manual
Various information about this manual is provided here. Read these sections before using
this manual.
Disclaimer
Every effort has been made to ensure that the information in this document is complete,
accurate, and up-to-date. The manufacturer assumes no responsibility for the result of
errors beyond its control. The manufacturer also cannot guarantee that changes in software
and equipment made by other manufacturers and referred to in this manual will not affect
the applicability of the information in it. Mention of software products manufactured by other
companies does not necessarily constitute endorsement by the manufacturer.
While all reasonable efforts have been made to make this document as accurate and helpful
as possible, we make no warranty of any kind, expressed or implied, as to the accuracy or
completeness of the information contained herein.
Copyright of the manual
All rights reserved by Oki Data Corporation. No part of this document may be reproduced in
any form or by any means without prior written permission from Oki Data Corporation.
© 2016 Oki Data Corporation
Manual Composition
The following manual is included in this product.
User's Manual (PDF) ------ Stored in the DVD-ROM which comes with the machine.
Advanced Manual (PDF) ------ Download this manual from the Oki data web site and refer
to it.
Online Manual ------ Can be browsed on the Oki data web site.
About Descriptions
Marks, symbols, illustrations, and other descriptions are provided.
About Marks
About Symbols
About Illustrations
Unless otherwise specified, this manual uses screenshots of the following screens.
For Windows: Windows 7
For Mac OS X: Mac OS X 10.9
[OKI Printer] may be written as the model name.
Depending on your OS, model or version, the description on this document may be different.
About Marks
This manual uses the following marks.
About Symbols
This section describes symbols and their meaning in this manual.
About Descriptions
Symbol Meaning
Indicates the cautions and restrictions for operating this machine correctly. Be sure to read to
ensure that you can operate the machine correctly.
Indicates information that is useful for using this machine. It is recommended to read.
Indicates a reference topic. Read when you need more information.
Indicates a related topic. Read when you need related information.
Symbol Meaning
Illustration (button name) Indicates a button (button name) on the operator panel of the machine.
- 9 -
1. Before starting
About Illustrations
The illustrations of C542 are used in this manual as examples.
Illustrations of the display screen on the operator panel used in this manual are with the
factory default settings.
The descriptions in this manual may vary depending on your model.
[ ] Indicates a menu name, item name, option, or other items that are displayed on
the display screen on the operator panel.
Indicates a menu, window, or dialog box name that is displayed on the screen on a
computer.
They can be clearly distinguished in descriptions or illustrations in procedures.
" " Indicates a message on the display screen or entered text.
Indicates a file name on a computer.
Indicates the topic title of a link destination.
< > Indicates a key on the computer keyboard.
> Indicates how to display the required menu of the machine or computer.
Symbol Meaning
- 10 -
1. Before starting
Trademarks and Other Information
OKI is a registered trademark of Oki Electric Industry Co., Ltd.
Energy Star is a trademark of the United States Environmental Protection Agency.
Microsoft, Windows, Windows Server, Windows Vista and Internet Explorer are registered
trademarks of Microsoft Corporation.
Apple, Macintosh, Mac and Mac OS are the registered trademarks of Apple Inc.
iPad, iPhone, iPod, iPod touch and Safari are trademarks registered to Apple Inc. in the
United States and other countries.
AirPrint and the AirPrint logo are trademarks of Apple Inc.
Google, Google Docs, Android, and Gmail are trademarks of Google Inc.
Google Cloud Print is a trademark of Google Inc.
Adobe, Illustrator, Photoshop, PostScript and Reader are trademarks or trademarks of
Adobe Systems Incorporated in the United States and other countries.
FeliCa is a registered trademark of Sony Corporation.
MIFARE is a trademark of NXP Semiconductors.
Other product names and brand names are registered trademarks or trademarks of their
proprietors.
The following cables were used to evaluate this product for EMC directive 2004/108/EC
compliance, and configurations other than this may affect that compliance.
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. Seek medical attention.
Spillages should be treated with cold water and soap to help reduce risk of staining
skin or clothing.
MANUFACTURER
Oki Data Corporation,
4-11-22 Shibaura, Minato-ku,
Tokyo 108-8551, Japan
As an Energy Star Program Participant, the manufacturer has determined that this product meets the
Energy Star guidelines for energy efficiency.
This product complies with the requirements of the Council Directives 2014/30/EU (EMC), 2014/35/EU
(LVD), 1999/5/EC (R&TTE), 2009/125/EC (ErP) and 2011/65/EU(RoHS), as amended where applicable,
on the approximation of the laws of the member states relating to Electromagnetic Compatibility, Low
Voltage, Radio & Telecommunications Terminal Equipment, Energy related Products and Restriction on
the use of certain Hazardous Substances in electrical and electronic equipment.
CABLE TYPE LENGTH
(METER)
CORE SHIELD
Power 1.8
USB 5.0
LAN 10.0
Telephone 3.0
- 11 -
1. Before starting
IMPORTER TO THE EU/AUTHORISED REPRESENTATIVE
OKI Europe Limited
Blays House
Wick Road
Egham
Surrey, TW20 0HJ
United Kingdom
For all sales, support and general enquiries contact your local distributor.
ENVIRONMENTAL INFORMATION
- 12 -
1. Before starting
License
This product contains software developed by the Heimdal Project.
Copyright (c) 1995 - 2008 Kungliga Tekniska Högskolan
(Royal Institute of Technology, Stockholm, Sweden).
All rights reserved.
Redistribution and use in source and binary forms, with or without modification, are permitted
provided that the following conditions are met:
1 Redistributions of source code must retain the above copyright notice, this list
of conditions and the following disclaimer.
2 Redistributions in binary form must reproduce the above copyright notice, this
list of conditions and the following disclaimer in the documentation and/or
other materials provided with the distribution.
3 Neither the name of the Institute nor the names of its contributors may be used
to endorse or promote products derived from this software without specific
prior written permission.
THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS "AS IS" AND
ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR
CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
Open Source License Disclosure
The following open source software is included to use Google Cloud Print. The
descriptions about the open source license are as follows.
json-c
Copyright (c) 2009-2012 Eric Haszlakiewicz
Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated
documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit
persons to whom the Software is furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in all copies or substantial portions of the
Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
PURPOSE AND NON INFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT
OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
OTHER DEALINGS IN THE SOFTWARE.
Copyright (c) 2004, 2005 Metaparadigm Pte Ltd
Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated
documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit
persons to whom the Software is furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in all copies or substantial portions of the
Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
PURPOSE AND NON INFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT
OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
OTHER DEALINGS IN THE SOFTWARE.
2
Setting Up
Installation Requirements
Checking the Accessories
Unpacking and Installing the Machine
Installing the Optional Equipment
Connecting the Power Code
Connecting a LAN Cable/USB Cable
Loading Paper in the Tray
Setting Up This Machine
Connecting to a Wireless LAN (Only When the Wireless LAN Module is Mounted)
Installing a Driver and Software to a Computer
- 14 -
2. Setting Up
Installation Requirements
Installation Environment
Installation Space
Install the 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
Use care to prevent condensation. It may cause a malfunction.
If installing your machine where the ambient humidity is 30% RH or below, use a humidifier or antistatic mat.
Depending on the installation environment, the operation noise may be louder. If the noise bothers you, we suggest
you to install the machine in the place away from you or in another room.
Installation Environment
Do not install the machine in a location subject to high temperatures or in a location
near fire.
Do not install the machine in a location where chemical reactions may occur (such as
a laboratory).
Do not install the machine near alcohol, thinners, or other flammable solvents.
Do not install the machine in a location within the reach of small children.
Do not install the machine in an unstable location (such as on an unsteady stand or
slanted location).
Do not install the machine in a location with high level of humidity or dust, or in a
location where the machine is exposed to direct sunlight.
Do not install the machine in an environment where it is exposed to salty air or
corrosive gas.
Do not install the machine in a location where it is exposed to a high level of vibration.
Do not install the machine in a location where its vent hole is blocked.
- 15 -
2. Setting Up
Install the machine on a flat surface that is wide enough to accommodate the legs of the
machine.
Allow for enough room around the machine as shown in the following figures.
Top view
Side view
Do not install this machine directly on a thick rug or carpet.
Do not install this machine in a closed room or other locations with bad circulation and
ventilation.
If you use this machine in a small room continuously for an extended period of time,
make sure to ventilate the room.
Install this machine away from a source that emits strong magnetic fields or noise.
Install this machine away from a monitor or television.
Moving the machine requires that two people stand in front and back of the machine
respectively, hold the handles at the bottom of the machine, and move it.
Installation Space
- 16 -
2. Setting Up
Side view (when the additional tray unit is installed)
- 17 -
2. Setting Up
Checking the Accessories
Check that you have everything shown below.
Be sure to use the supplied consumables first. If other consumables are used first, the life time may not be shown
correctly or supplied consumables may not be applied.
Main body
Four image drums (black, cyan, magenta and yellow)
Four starter toner cartridges (black, cyan, magenta and yellow)
For the C model, the starter toner cartridges are installed in the image drums, which are
installed in the machine before shipment.
The starter toner cartridge is not installed in the ES model. Install the toner cartridge that is included in this machine.
Refer to "Replacing the Image Drum".
Software DVD-ROM
Power cord
Envelope lever
The envelope lever is attached to the MP tray. Use the envelope lever if envelopes wrinkle
after being printed.
For instructions, refer to the Advanced Manual.
LAN cables or USB cables are not included in the package. Prepare the cable that suits your connection
environment separately.
Packaging and cushioning materials are used when transporting the machine. Do not dispose packaging materials
as they may be used in the future.
Injury may result.
Lift this machine by 2 persons, because it weighs approximately 24 kg.
- 18 -
2. Setting Up
Unpacking and Installing the Machine
This section describes how to unpack and install the machine.
Use extra care when handling the image drum (the green cylinder), because it is fragile.
Do not expose the image drum to direct sunlight or strong light (approximately 1,500 lux or more). Even under room
lighting, do not leave the image drum for 5 minutes or more.
Packaging and cushioning materials are required for transporting the machine. Do not dispose of it, and keep it for
future use.
1
Remove the machine from the box, and then remove accessories, cushioning
materials and the plastic bag from the machine.
2
Lift the machine, and then place it where it is to be installed.
3
Remove the protection tapes, protective sheet, and desiccant packs.
4
Press the button (A) and open the output tray (a) completely.
Injury may result.
Lift this machine by 2 persons, because it weighs approximately 24 kg.
- 19 -
2. Setting Up
5
Pinch the tip of blue lever of the toner cartridge and turn forward until the tip
aligns on the lug of the cartridge.
Turn the levers of all 4 toner cartridges.
If you close the output tray without turning the blue lever, it may cause a malfunction. Be sure to turn the blue
lever until its top aligns on the lug in the back of the toner cartridge.
6
Pull the locking levers on the fuser unit toward you to unlock.
7
Hold the fuser unit handle and lift the fuser unit out of the machine.
8
Push the blue lever on the fuser unit and remove the orange safety stopper
and film.
- 20 -
2. Setting Up
9
Hold the fuser unit handle and aligning the fuser unit to the grooves behind the
toner cartridges, place the fuser unit into the machine.
10
Push the levers on the fuser unit to lock.
11
Close the output tray (a) slowly and push the center of the output tray for
confirmation.
When the error message that the output tray is open does not disappear, make sure that the output tray is closed
securely.
- 21 -
2. Setting Up
Installing the Optional Equipment
This section describes how to install optional equipment.
Installing the Wireless LAN module
Installing the Additional Tray Unit
Setting the Printer Driver
Install the wireless LAN module when you want to use a wireless connection.
After installing, be sure to change the wireless LAN setting from [DISABLE] to [ENABLE] on
the operator panel.
1
Check that the machine is turned off and power cord and all the cables are
unplugged.
Installing the wireless LAN module with the machine turned on may cause the machine and wireless LAN module
to malfunction.
2
Open the wireless LAN module cover.
Installing the Wireless LAN module
- 22 -
2. Setting Up
3
Eject the connector from the cover and connect with the wireless LAN module.
4
Install the wireless LAN module to the machine.
5
Close the wireless LAN module cover.
Go to "Connecting the Power Code”.
Attaching the wireless module cannot connect the machine to the wireless LAN.
Enable the wireless setting in the steps in "Connecting to a Wireless LAN (Only When the Wireless LAN Module
is Mounted)".
Attach the additional tray unit when increasing the number of sheets or paper to be set is
needed.
Up to 2 trays can be installed.
Set the number of trays on the printer driver after installing them.
1
Check that the machine is turned off and power cord and all the cables are
unplugged.
Installing the additional tray unit with the machine turned on may cause the machine and additional tray unit to
malfunction.
Installing the Additional Tray Unit
Model Number: N36501
Injury may result.
Lift this machine by 2 persons, because it weighs approximately 24 kg.
- 23 -
2. Setting Up
2
If you want to install two additional trays, fix them together with the lock pieces.
3
Slowly stack the machine on the additional tray unit aligning their back sides
and right sides.
4
Screw the machine and additional tray unit with the lock pieces.
- 24 -
2. Setting Up
When the additional tray unit is installed, be sure to set the number of trays after the printer
driver is installed.
For the information of installing the printer driver, see "Installing a Driver and Software to a
Computer".
To follow this procedure, you must log in to a computer as the administrator.
If your Mac OS applies to the following conditions, the information about the installed option is automatically obtained,
not requiring you to set the printer driver.
- When the machine is connected to a network over Bonjour
- When the machine is connected via USB interface
- When the optional equipment is installed before the printer driver is installed
Setting Additional Tray(s) to the Windows PCL Printer Driver
1
Click [Start], and then select [Devices and Printers].
2
Right-click [OKI C542], and then select [OKI C542 PCL6] from [Printer
properties].
3
Select the [Device Options] tab.
4
Enter the total number of trays and then click [OK].
If a TCP/IP network connection is used, click [Get Printer Settings] to set the number of trays automatically.
Setting Additional Tray(s) to the Windows PS Printer Driver
1
Click [Start], and then select [Devices and Printers].
2
Right-click [OKI C542], and then select [OKI C542 PS] from [Printer
properties].
3
Select the [Device Settings] tab.
Setting the Printer Driver
- 25 -
2. Setting Up
4
Select [Get installed options automatically] for [Installable Options], and then
click [Setup].
When using a USB connection, select the total number of trays for [Available Trays] in [Installable Options].
5
Click [OK].
Setting Additional Tray(s) to the Mac OS X Printer Driver
1
Select [System Preferences] from the Apple menu.
2
Click [Printers & Scanners].
3
Select the machine, and then click [Options & Supplies].
4
Select the [Options] tab.
5
Select the total number of trays for [Available Tray], and then click [OK].
- 26 -
2. Setting Up
Connecting the Power Code
The power supply must meet the following conditions.
AC: 110 to 127V AC (Range 99 to 140V AC) / 220 to 240V AC (Range 198 to 264V AC)
Frequency: 50/60 Hz ± 2%
If the power supply is unstable, use a voltage regulator.
The maximum power consumption of the machine is 1220 W (120V AC) / 1250 W (230V AC). Check that the power
supply is sufficient.
The operation that uses an uninterruptible power supply (UPS) or inverter is not guaranteed. Do not use an
uninterruptible power supply (UPS) or inverter.
Fire or electric shock may result.
Be sure to turn this machine off before connecting and disconnecting the power cord
and the ground wire.
Be sure to connect the ground wire to the designated ground terminal.
If this machine cannot be grounded, contact your dealer.
Be sure not to connect the ground wire to the ground of a water pipe, gas pipe or
telephone line, or to a lightning rod.
Be sure to connect the ground wire before connecting the power cord to the outlet.
Also, be sure to unplug the power cord from the outlet before disconnecting the
ground wire.
Be sure to plug or unplug the power cord by holding its power plug.
Securely plug the power cord into the outlet.
Do not plug or unplug the power cord with wet hands.
Install the power cord in a location where users cannot step on it, and do not place
any object on the power cord.
Do not bundle or tie the power cord.
Do not use a damaged power cord.
Do not overload the outlet.
Do not connect the power cords of this machine and other electric products to the
same outlet. If the power cord of this machine is connected to the same outlet as
other electric products, especially an air conditioning machine, copier, or shredder,
this machine may malfunction due to electrical noise. If you have to connect the
power cord of this machine to the same outlet as other products, use a commercially
available noise filter or noise cut transformer.
Use the power cord included in this machine, and plug the cord directly into the outlet.
Do not use the power cords of other products for this machine.
Do not use an extension cord. If you have to use an extension cord, use a cord rated
15A or higher.
Use of an extension cord may result in this machine malfunctioning due to AC voltage
drop.
Do not turn this machine off or unplug the power cord during printing.
If you do not use this machine for an extended period of time due to holidays, trips, or
other reasons, unplug the power cord.
Do not use the power cord included in this machine for other products.
- 27 -
2. Setting Up
1
Plug the power cord into the power connector.
2
Plug the power cord into the outlet.
- 28 -
2. Setting Up
Connecting a LAN Cable/USB Cable
When using the machine in a wired network connection or connecting to a computer via a
USB cable, connect the cable in the following steps.
Connecting a LAN Cable
Connecting a USB Cable
A LAN cable (category 5e or higher, twist pair, straight) is not supplied.
1
Prepare a LAN cable (category 5e or higher, twist pair, straight) and hub.
2
Check that the machine and computer are turned off.
3
Open the interface cover on the back side of the machine pressing the center
part of it.
4
Insert one end of the LAN cable into the network interface connector.
Connecting a LAN Cable
- 29 -
2. Setting Up
5
Pass the LAN cable under the tab, and then close the interface cover.
6
Insert the other end of the LAN cable into the hub.
Go to the procedure to "Loading Paper in the Tray".
A USB cable (Hi-Speed USB 2.0) is not supplied.
1
Prepare a USB cable.
If you want to connect in USB 2.0 Hi-Speed mode, use a Hi-Speed USB 2.0 USB cable.
2
Check that the machine and computer are turned off.
3
Open the interface cover on the back side of the machine pressing the center
part of it.
4
Insert one end of the USB cable into the USB interface connector on the
machine.
Connecting a USB Cable
- 137 -
6. Troubleshooting
Power OFF/ON
Turn the machine off, and then back on.
If the same error occurs, contact your dealer.
Inspection is required.
Turn the machine off, and then back on.
If the same error occurs, contact your dealer.
Please check SMTP settings.
Cannot connect to the SMTP server. Check the network settings.
Please check POP3 settings.
Cannot connect to the POP3 server. Check the network settings.
SMTP Login failed.
An attempt to log into the SMTP server ended up an authentication error.
Check the network settings.
SMTP Auth. Unsupported
The SMTP server does not support the authentication system.
Check the network settings.
POP3 Login failed.
An attempt to log into the POP3 server ended up an authentication error.
Check the network settings.
Getting target IP failed. Please Check DHCP settings.
The DHCP server cannot be detected. Check the network connection.
Please check DNS settings.
Cannot connect to the DNS server. Check the network connection.
Please insert USB Memory.
Print from USB Memory was attempted with USB Memory not inserted.
Insert USB Memory.
[TRAY] cassette missing.
The cassette in the indicated tray is pulled out.
Install the cassette.
Access Limitation Error Monochrome printing was performed due to the color printing
limitation.
A color print job was converted to a mono print job due to an unauthorized user. Contact your administrator for color
printing.
Access Limitation Error Data was deleted due to the color printing limitation.
A color print job was deleted due to an unauthorized user. Contact your administrator for color printing.
Restricted access error Data deleted due to printing restrictions.
A print job was deleted due to an unauthorized user. Contact your administrator for printing.
Incompatible USB device connected. Remove the connected USB device.
An unsupported USB device is connected. Remove the USB device.
Please remove the connected USB device. USB device has not been recognized.
The connected USB device was not recognized. Remove the USB device.
Please remove the USB Hub. USB Hub is connected.
A USB hub is connected. Remove the USB hub. This machine does not support USB hub.
Job Log Database Error
A data base access error has occurred while writing or reading the job log. Turning the machine off and on may
resolve the problem.
To erase the message, press [Close].
137


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