Oki C542 User manual

C542/ES5442
User’s Manual

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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 This Machine to a Computer ....................................................................................28
Connecting with a LAN Cable .....................................................................................................................28
Connecting over a Wireless LAN Connection (Only When the Wireless LAN Module is Mounted) ...........29
Connecting with a USB Cable ....................................................................................................................30
Connecting Directly over a Wireless LAN Connection (Only When the Wireless LAN Module is Mounted) 31
Loading Paper .............................................................................................................................32
Setting Up This Machine ..............................................................................................................34
Installing a Driver and Software to a Computer ...........................................................................35
For Windows ...............................................................................................................................................35
For Mac OS X .............................................................................................................................................38
3 Basic Operations ....................................................................................... 41
Names of Components ................................................................................................................42
Front View ..................................................................................................................................................42
Rear View ...................................................................................................................................................43
Inside of the machine .................................................................................................................................43
Basic Operations on the Operator Panel .....................................................................................44
Names and Functions .................................................................................................................................44
Name and Functions on the Touch Panel .................................................................................................. 45
Adjusting the Angle of the Operator Panel ................................................................................................. 46
Entering Characters ................................................................................................................................... 47
Turning the Machine On or Off ................................................................................................... 49
Turning the Machine On ............................................................................................................................. 49
Turning the Machine Off ............................................................................................................................. 50
Loading Paper ............................................................................................................................ 52
About Paper Types That Can be Loaded ................................................................................................... 52
Loading Paper in Tray 1/2/3 ....................................................................................................................... 55
Loading Paper in the MP Tray ................................................................................................................... 56
Paper Storage ............................................................................................................................................ 58
4 Print ..............................................................................................................59
Printing from a Computer (Windows) .......................................................................................... 60
For Windows PCL Printer Driver ................................................................................................................ 60
For Windows PS Printer Driver .................................................................................................................. 61
Printing from a Computer (Mac OS X) ........................................................................................ 63
For Mac OS X ............................................................................................................................................ 63
Cancelling a Print Job ............................................................................................................... 65
About Screens and Functions of Each Printer Driver ................................................................. 66
Windows PCL Printer Driver ...................................................................................................................... 66
Windows PS Printer Driver ........................................................................................................................ 68
Mac OS X PS Printer Driver ....................................................................................................................... 70
Names and Functions of Screen Items for Print ......................................................................... 75
5 Maintenance ................................................................................................76
Replacing Consumables ............................................................................................................. 77
Cautions When Replacing Consumables .................................................................................................. 77
Replacing the Toner Cartridges ................................................................................................................. 78
Replacing the Image Drum ........................................................................................................................ 81
Replacing the Image Drum and Toner Cartridge at the Same Time .......................................................... 84
Cleaning Each Part of the Machine ............................................................................................ 87
Cleaning the LED Head ............................................................................................................................. 87
6 Troubleshooting ..........................................................................................89
If Paper Jams Occur ................................................................................................................... 90
If the Error Code is "370", "371", "372" ...................................................................................................... 90
If the Error Code is "380", "381", "382", "385", "389" ................................................................................. 94
If the Error Code is "390" ........................................................................................................................... 97
If the Error Code is "391", "392", "393" ...................................................................................................... 99
If the Error Code is "409" ......................................................................................................................... 100

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Print Problems ...........................................................................................................................104
Unable to Print ..........................................................................................................................................104
If an Error Message is Displayed on the Operator Panel ..........................................................106
Error Message List ...................................................................................................................................106
7 Management/Specifications .....................................................................115
Changing the Administrator Password ......................................................................................116
Saving Power Consumption with the Power Save Function ...................................................... 117
Setting the Length of Idle Time Before Entering Power Save Mode ........................................................ 117
Setting the Length of Idle Time Before Entering Sleep Mode ...................................................................118
Restrictions in Power Saving Function ..................................................................................................... 118
Automatically Turning the Machine Off (Auto Power Off) .........................................................................119
Setting the Length of Idle Time Before Auto Power Off Works .................................................................120
Specifications .............................................................................................................................121
General Specifications ..............................................................................................................................121
Printing Specifications ..............................................................................................................................122
Network Specifications .............................................................................................................................123
Wireless LAN Specifications (Option) .......................................................................................................123
Contact Us ....................................................................................................... 125

1
Before starting
Cautions Related to Safety
General Cautions
About This Manual
Trademarks and Other Information
License

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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.

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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.

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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.

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1. Before starting
About This Manual
Various information about this manual is provided here. Read these sections before using
this manual.
• About Descriptions
• How to Use This Manual
This section describes how to use and conditions of use of 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.
• Setup Guide
• User's Manual ------ This manual (PDF manual)
• Advanced Manual ------ Download from the Oki Data web page.
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.

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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 touch panel of 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 displayed on the touch panel 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

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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,
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 2004/108/EC (EMC), 2006/95/EC
(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