Oki B820N Manual

B820n/B840dn
Setup Instructions
This manual contains cautions on how to use this product safely. Before you
use this product, please make sure that you read this manual.
Please use the product with this manual at your side.
Chapter 1 Setting Up ·······················11
Chapter 2 Basic Operation ················51
Chapter 3 Maintenance·····················99
Chapter 4 Troubleshooting ·············· 111
Appendix······································· 133
Index············································ 141
Oki Contact Details ························· 143
User's Manual

2
Safety Instructions
Before using your product, read the User's Manual for safety (this document).
Safety Notations
indicates that, if it is ignored and the printer is mishandled, personal death or serious personal injury may occur.
indicates that, it is ignored and the printer is mishandled, personal injury may occur.
General Warnings and Cautions
Do not touch the safety
switch inside the printer; a
high voltage is generated
and electric shock may
occur, and a gear of the
printer revolves and injury
m a y o c c u r.
Do not use ammable
sprays near the printer;
re may occur. Some
parts inside the printer
become hot.
If the printer’s cover
becomes abnormally hot
or the printer smokes,
smells funny or has an
abnormal sound, unplug
the printer and contact
Customer Support Center,
or re may occur.
If a liquid, such as water,
gets into the printer,
unplug the printer and
contact Customer Service
Center, or re may occur.
Unplug the printer before
removing foreign material
dropped into the printer,
or electric shock, re or
injury may occur.
Perform operations or
disassembly not instructed
in this user’s manual;
electric shock, re or
injury may occur.
If the printer is dropped
or its cover is damaged,
unplug the printer and
contact Customer Service
Center, or electric shock,
re or injury may occur.
Periodically remove the
power cord plug from the
receptacle and clean its
blade root and the portion
between its blades. If left
in the receptacle too long,
the power cord plug may
have dust adherents at
the blade root and short-
circuit. This may cause
re.
Do not use electric vacuum
cleaners to vacuum off
spilled toner; a spark at an
electric contact may cause
ignition. Use a damp cloth
to wipe toner spilled on a
oor.
Do not insert things into
the air vents; electric
shock, re or injury may
o c c u r.
Do not put glasses on the
printer with water in them;
electric shock, re or injury
m a y o c c u r.
When a cover of the
printer is open, do not
touch the fuser unit, or
burn injury may occur.
Do not throw the toner
cartridge into re; dust
explosion may cause burn
injury.
Do not make power cord,
printer cable or ground wire
connections not instructed
in this user’s manual; re
m a y o c c u r.
Oki Data does not
guarantee the operations
of the printer if it is
used with an UPS (an
uninterruptible power
system) or inverter. Do
not use UPSs or inverters;
re may occur.
When the printer is turned on or while it performs printing, keep away from the paper exit, or injury
m a y o c c u r.
Safety Instructions

3
Manual Composition
The following DVD-ROM are attached to this product. This DVD-ROM stored two User’s Manuals.
User’s Manual (Setup Instructions)……This document
Please make sure that you read this manual carefully.
Records the settings, printer driver installation procedure, operation panel display, basic printing and
supplies replacement, etc.
DVD-ROM disc
"User’s Manual (Advanced)" is stored. This manual provides various utilities, to explain
how to use various features such as large print.
Please browse the contents of the "User’s Manual (Advanced)"(page 9).
How to Read This Manual
Symbols
The following symbols are used in this manual.
•B840dn →B840
•B820n →B820
•Multi-purpose tray →MPT, MP tray
•Second tray unit →Tray 2
•Third tray unit →Tray 3
•PostScript3 Emulation →PSE, POSTSCRIPT3 Emulation, POSTSCRIPT3 EMULATION
•Microsoft®Windows®8.1 64 - bit Edition operating system →Windows 8.1 (64bit version)※
•Microsoft®Windows®8 64 - bit Edition operating system →Windows 8 (64bit version)※
•Microsoft®Windows®Server 2012 64 - bit Edition operating system →Windows Server 2012 (64bit version)※
• Microsoft®Windows®Server 2012 R2 64 - bit Edition operating system →Windows Server 2012 R2 (64bit version)
※
•Microsoft®Windows®7 64-bit Edition operating system →Windows 7 (64-bit version)※
•Microsoft® Windows VistaTM 64-bit Edition operating system →Windows Vista (64-bit version)※
• Microsoft®Windows Server®2008 R2 64-bit Edition operating system →Windows Server 2008 R2※
•Microsoft®Windows Server®2008 64-bit Edition operating system →Windows Server 2008 (64-bit version)※
•Microsoft® Windows® XP x64 Edition operating system →Windows XP (×64 version)※
• Microsoft® Windows ServerTM 2003 x64 Edition operating system →Windows Server 2003 (×64 version)※
•Microsoft®Windows®7 operating system →Windows 7※
•Microsoft® Windows VistaTM operating system →Windows Vista※
•Microsoft®Windows Server®2008 operating system →Windows Server 2008 ※
•Microsoft®Windows®XP operating system →Windows XP※
•Microsoft®Windows ServerTM 2003 operating system →Windows Server 2003※
•Generic name for Windows 8.1, Windows Server 2012 R2, Windows 8, Windows Server 2012, Windows 7,Windows
Vista, Windows Server 2008 R2, Windows Server 2008, Windows XP, Windows Server 2003 →Windows
※If there is no special description, 64bit version is included in Windows 7, Windows Vista, Windows Server 2008,
Windows XP, and Windows Server 2003.
Mark
Note!
Printer work properly. It is strongly recommended that you read these in order to avoid
operating the machine incorrectly.
Memo
Items that are useful to know or which are reference items for when using the printer.
Recommended to read.
The descriptions in this manual, unless particularly specied, refer to the operation procedures of
B840dn. The screen or operating procedure may differ depending on the model.
Manual Composition, How to Read This Manual

4
This equipment uses CR2032 lithium batteries on the main control board.
The machine has a life of 10 years with normal use.
Please seal the batteries with a tape or similar material upon disposal.
Mixing with other metals or batteries may result in res or explosions.
Please dispose of batteries in accordance with rules and regulations of the local government.
Please do not dispose of them in a landll site amongst already processed garbage.
This product complies with the requirements of the Council Directives
2004/108/EC (EMC), 2006/95/EC (LVD),1999/5/EC (R&TTE) and 2009/125/
EC (EuP), as amended where applicable, on the approximation of the laws of
the member states relating to Electromagnetic Compatibility, Low Voltage,
Radio & Telecommunications Terminal Equipment and Energy Using Products.
The following cables were used to evaluate this product to achieve EMC directive
2004/108/EC compliance and congurations other than this may affect that compliance.
CABLE TYPE LENGTH (METRE) CORE SHIELD
Power 1.8
USB 5
Parallel 1.8
LAN 15
How to Read This Manual
CAUTION
As an ENERGY STAR Program Participant, the manufacturer has determined
that this product meets the ENERGY STAR guidelines for energy efciency.

5
How to Read This Manual
Regarding the software on the printer.
This product has RSA Security Inc.'s RSA®BSAFE™ software installed on it.
B820n/B840dn has passed the IPv6 Ready Logo Phase 1 test.
Regarding trademarks
OKI is a registered trademark of Oki Electric Industry Co., Ltd.
Microsoft, Windows, Windows Server and Windows Vista are either registered trademarks or trademarks of Microsoft Corporation in the United States
and in other countries.
ProtecPaper,Val-Code,ProtectPrint,ProtecCheck are registered trademark or trademark of Oki Electric Industry Co., Ltd.
RSA is a registered trademark of RSA Security Inc..BSAFE is a registered trademarks of RSA Security Inc. in the United States and in other
countries.
Apple, Macintosh, MacOS, AppleTalk, EtherTalk, LaserWriter, Bonjour and TrueType are either registered trademarks or trademarks of Apple Inc.
USA, in the USA and in other countries.
Adobe, PostScript and Reader are either registered trademarks or trademarks of Adobe Systems Incorporated in the USA and in other countries.
Scalable Font has been authorized by Agfa Monotype Corporation.
CG Omega is the product of Agfa Monotype Corporation.
CG Times is a product of Agfa Monotype Corporation based on Times New Roman, being authorized by Monotype Corporation.
Taffy supports Adobe Tekton Regular and is a product of Agfa Monotype Corporation.
Candid is a product of Agfa Monotype Corporation which supports Adobe Carta.
CG, Candid and Taffy are registered trademarks or trademarks of Agfa Monotype Corporation in every country.
Univers, Helvetica, Palatino and Times are registered trademarks or trademarks of Linotype-Hell AG or its subsidiaries in all countries.
ITC Avant Garde Gothic, ITC Bookman and ITC Zapf Dingbats are registered trademarks or trademarks of International Typeface Corporation in every
country.
Arial, Times New Roman, Albertus and Gill Sans are registered trademarks or trademarks of the Monotype Corporation plc. in all countries.
Wingdings is a registered trademark or trademark of Microsoft Corporation in every country.
Marigold authorized by Agfa is a registered trademark or trademark of Arthur Baker in all countries.
SD memory card is a registered trademark or trademark of SD Association. SD symbol is a trademark of SD-3C, LLC.
Other product names and brand names are registered trademarks or trademarks of their proprietors.
About this manual
1. The reprinting of part or all of this manual without permission is strictly prohibited.
2. The contents of this manual are subject to change in the future without prior notice.
3. This manual has been created with due care, however, in the unlikely event that you notice something that is unclear, incorrect, or omitted, please
contact the store at which you purchased the product.
4. Please understand that notwithstanding point 3, Oki Data accepts no responsibility for the contents of this manual in terms of the effect on the
operation of the machine.
Regarding the copyright of this manual
All copyrights are reserved by Oki Data Corporation.This manual cannot be reproduced, transmitted, or translated without permission.You must obtain
permission from Oki Data Corporation before doing so.
© 2011 Oki Data Corporation

6
How to Read This Manual
ENVIRONMENTAL INFORMATION
MANUFACTURER
Oki Data Corporation,
4-11-22 Shibaura, Minato-ku,
Tokyo 108-8551,
Japan
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 at-
tention.
If it gets into the eyes, ush 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.

7
Table of Contents
Table of Contents
Safety Instructions ····················2
Manual Composition···················3
How to Read This Manual ···········3
The Content of User's Manual
(Advanced) ······························9
Chapter 1 Setting Up ··········11
Checking the Product ···············12
Installation Requirements········13
Operating Environment······················ 13
Installation Warnings and Cautions······ 13
Installation Space ····························· 13
Names of Components of the
Printer ···································14
Front (B840dn)································· 14
Inside·············································· 14
Rear················································ 14
Installing the Printer················15
Set Print Media·························17
Turning On the Printer ·············18
Power Supply Conditions···················· 18
Turning Off the Printer·············20
When not using the printer for
a long period ································· 20
Options ····································21
Second Tray Unit······························· 21
Duplex Unit (B820n) ························· 23
Additional Memory ···························· 25
SD Memory Card ······························ 28
Printing a Menu Map ················ 32
Printing Network Information··· 33
Connecting a Cable···················34
Installing a Printer Driver ········ 36
System Requirements························ 36
Types of Printer Drivers ····················· 36
Printer Driver Installation··················· 36
Setting Up on Windows with a
Network Connection···············37
Setup Flow······································· 37
Setting Up ······································· 37
Setting Up on Windows with a
USB Connection······················40
Setting Up on Mac OS X with a
Network Connection···············42
Setting Up a Network Connection ········ 42
For Those Using Mac OS ···················· 43
Setting Up on Mac OS X
with a USB Connection ···········47
B840dn PS Printer Driver
System Requirements ····················· 47
B840dn PCL/B820n PCL Printer Driver
System Requirements ····················· 47
Options ····································49
Chapter 2 Basic Operation ···51
Operator Panel························· 52
Loading Paper ·························· 53
Available Paper ························ 54
Paper type, Size and Media weight ······ 54
How to Keep Paper··················· 56
Deciding a Feed Tray················57
Paper Settings ·························58
Printing····································61
Main Functions·························68
Description of Functions ··········69
Functions of Windows PS
Printer Driver ································· 69
Functions of Windows PCL
Printer Driver ································· 70
Functions of Mac OS X PS
Printer Driver ································· 71
Functions of Mac OS X PCL
Printer Driver ································· 73
User Menu································75
Method of change ····························· 75
List of the User Menu························· 75
PRINT STATISTICS···················93
Method of change ····························· 93
List of the PRINT STATISTICS ············· 93

8
Table of Contents
ADMIN MENU ··························· 94
Method of change ····························· 94
List of the ADMIN MENU····················· 94
Chapter 3 Maintenance·······99
Replacing the Toner
Cartridge······························ 100
Toner Cartridge Replacement
Indications ·································· 100
Types of Toner Cartridges and
Numbers of Pages that Can
be Printed with Them ···················· 101
Replacing the Toner Cartridge ··········· 102
Replacing the Image Drum ···· 104
Image drum replacement standard···· 105
Replace the image drum ·················· 105
Cleaning the Printer ···············108
Cleaning the surface of the printer ···· 108
Cleaning the LED head····················· 108
Cleaning the feed rollers ·················· 108
Chapter 4 Troubleshooting ···· 111
Canceling Printing ················· 112
Canceling printing from
the operator panel ························ 112
Canceling printing from a computer··· 112
When Paper Jams ·················· 114
Paper jams in the front cover area
(error codes:372, 380, 390, 391,
400) ·············································115
Paper jams at the paper exit
(error code: 382) ························· 116
Paper jams inside the printer
(error codes: 381, 382, 383, 385 and
389) ··········································· 116
Paper jams in the duplex unit
(error codes: 370, 371 and 373) ···· 119
Paper jams in tray2/tray3
(error codes: 392, 393)················· 120
Unable to Print······················· 121
Print Quality Problems ··········· 123
Paper Feed Problems ············· 126
Displaying Error Messages ·····127
List of messages with error codes·············127
List of messages displayed in English········130
List of messages on the bottom row ·········130
Restrictions on Windows········ 132
Restrictions on Windows XP
Service Pack 2 and Windows
Server 2003 Service Pack 1 ··········· 132
Restrictions on Windows 7/
Windows Vista/Windows Server
2008 R2/Windows Server 2008 ······ 132
Appendix ···························133
List of Consumables and
Options ································ 134
Specications·························135
Key Specications ··························· 135
Outline Size (Approximate Value) ······ 137
Software License Agreement ···138
IMPORTANT···································· 138
Index ································141
Oki Contact Details············143

9
The Content of User's Manual (Advanced)
1 Printing with various kinds of paper
2 Convenient Printing Functions
3 Use various ways to print
4 Printing neatly
5 How to use the control panel
6 Useful Utilities (Windows)
7 Useful Utilities (Macintosh)
8 Regarding Networks
9 Troubleshooting
Appendix
User's Manual (Advanced) is stored in the "Manual" folder of random DVD-ROM disc.
The Content of User's Manual (Advanced)

10
[Memo]

Chapter 1 Setting Up
Checking the Product ………………………………………………………………………………12
Installation Requirements …………………………………………………………………………13
Names of Components of the Printer ………………………………………………………14
Installing the Printer …………………………………………………………………………………15
Set Print Media …………………………………………………………………………………………17
Turning On the Printer ………………………………………………………………………………18
Turning Off the Printer ………………………………………………………………………………20
Options ………………………………………………………………………………………………………21
Second Tray Unit …………………………………………………………………………………21
Duplex Unit (B820n) …………………………………………………………………………23
Additional Memory………………………………………………………………………………25
SD Memory Card…………………………………………………………………………………28
Printing a Menu Map …………………………………………………………………………………32
Printing Network Information……………………………………………………………………33
Connecting a Cable……………………………………………………………………………………34
Installing a Printer Driver …………………………………………………………………………36
Setting Up on Windows with a Network Connection ………………………………37
Setting Up on Windows with a USB Connection ………………………………………40
Setting Up on Mac OS X with a Network Connection ………………………………42
Setting Up on Mac OS X with a USB Connection ……………………………………47
Options ………………………………………………………………………………………………………49

12
1
Setting Up
Checking the Product
Be sure all necessary parts are available. Main items are shown as below. For more information, please refer to the offerings list.
Injury may occur.
This printer should be lifted up by two or more persons.
Note!
• No printer cables are supplied with the printer. Separately purchase a printer cable suitable for your computer.
• The image drum is already installed inside the printer.
• Toner cartridge is packed under the pads.
• The packing box and pads are used for transporting the printer. Keep them.
Memo
• Various utilities and a user's manual (Advanced) on the printer functions are stored in the "Manual" folder of the
provided DVD-ROM. Please browse the manual.
□ Printer (Main Body) □Toner Cartridge □ Software DVD-ROM
□ Power Cord □Cassette Cover □ Vent Louver
Checking the Product
（B840dn）
（B820n）

13
1
Setting Up
Installation Requirements
Installation Space
• Do not place the printer on the ground; Put it on a at table large enough for the printer’s legs to be placed.
• Create enough space around the printer.
Top View Side View
Operating Environment
• Install the printer in a place meeting the following temperature and humidity requirements:
Temperature : 10 to 32℃
Humidity : 20 to 80% RH (relative humidity)
Maximum Wet-bulb Temperature : 25℃
• Be careful not to allow dew condensation to occur.
• When installing the printer in air of a humidity of 30% or less, use a humidier or an antistatic mat.
Installation Warnings and Cautions
•Do not install the printer in an area that becomes hot or near re.
• Do not install the printer in a place where a chemical reaction occurs (such as a laboratory).
•Do not install the printer near a ammable liquid, such as alcohol or a thinner.
•Do not install the printer within reach of children.
•Do not install the printer in an unstable surface (such as on unstable table or an
inclined surface).
•Do not install the printer in a damp or dusty place or an area exposed to direct
sunlight.
•Do not install the printer in salt air or a corrosive gas environment.
•Do not install the printer in a vibratory surface.
•Do not install the printer in an area where its air vent is blocked.
•Do not install the printer directly on a thick carpet.
•Do not install the printer in a poorly-ventilated area such as a closed room.
• When using the printer in a small room, pay attention to the air ventilation in the room.
•Install the printer away from strong magnetic elds and noise sources.
•Install the printer away from monitors and televisions.
•When carrying the printer, hold the handles on both sides.
•The printer should be lifted up by two or more persons.
45cm
27cm
40cm
20cm
20cm
100cm
Installation Requirements

14
1
Setting Up
Names of Components of the Printer
Multi-purpose Tr ay
OPEN Button
Paper Supporter Power Switch
Operator Panel
Face-down Stacker
<Interface>
USB Interface Connector
Network Interface Connector
ACC Interface Connector
Parallel Interface Connector
ACC
LAN
Top Cover
Image Drum
Indicator of
Remaining Paper
Paper Size Dial Front Cover
Paper Cassette (Tray 1)
LED Head
Fuser Unit
Toner
Cartridge
Front (B840dn)
Face-up Stacker
Power Connector
Interface
Cassette Cover
Duplex Unit
Duplex Unit Cover
(Rear Cover)
Power Switch
Air Vents
Inside Rear
Names of Components of the Printer
Memo
Manufacturing number of the printer is in
marked inside the top cover.

15
1
Setting Up
Image Drum
Installing the Printer
❶Press the left OPEN button on the top of
the printer.
1
Remove the protective material.
❶
Remove the protective tape, Instruction Sheet, the
desiccant, the paper and etc on the front part of
the printer.
Note!
Before connecting the power cord, follow the steps
described in this section.
Paper Desiccant
Instruction Sheet
Protective Tape
Note!
• The image drum (the green tube) is very delicate.
Handle it with enough care.
• Do not expose the image drum to direct sunlight
or bright interior light (approximately 1,500 lux or
more). When leaving the toner cartridge for ve
minutes or more under normal interior light, cover
it with black paper. Do not leave the image drum
for one hour or more even with black paper on it.
2
Attach the cassette cover.
❶
Attach the cassette cover to the rear of the
printer.
❷Remove the protective tape on the rear
of the printer.
Protective Tape
Protective Tape
❷Gently take the image drum upwards out
of the printer.
Cassette Cover
OPEN Button Top Cover
Do not pick it up with one hand.
3
Install the image drum and toner
cartridge.
Note!
• The image drum with lm is slippery. Use both
hands to hold it.
• Be sure to install the image drum supplied with the printer.
The printer can print the ISO/IEC19752 standard print pattern
on approximately 6,000 A4 sheets with the Toner cartridge.
❸
Put the image drum on the newspaper.
Tape
Protective Sheet
<How to take the image drum>
Installing the Printer

16
1
Setting Up
Installing the Printer
❼
Turn the toner cartridge lock lever until it is
turned end in the direction of the arrow.
Guide Grooves
Guide Post
Guide Post
❽
Align both guide posts of the image drum with
their guide grooves on the printer, and gently
put the image drum back into position.
Note!
• The print quality may lower when the toner cartridge
is not properly xed.
• Start using the printer with the toner cartridge
supplied with the printer, or the printer may not
properly display the end of the life of its toner
cartridge.
Vent Louver
Air Vents
5
Attach the vent louver.
Memo
You do not need to attach the vent louver when you
do not want to change the air release direction of
the printer.
❶Fit the vent louver onto the air vents.
Memo
The louver can be attached in any of four
orientations.
❾ Close the top cover.
❺
Insert the toner cartridge hole into the
image drum dowel pin with tape side down.
❻Firmly press the grooves at the right side
of the toner cartridge against the bulge
section of toner cartridge guide.
4
Install the toner cartridge to the image drum.
❶Take the new toner cartridge out of the
packing bag.
❷Gently shake it in vertical and horizontal
directions for several times.
❸Place the toner cartridge horizontally and
slowly remove the tape from it.
❹
Remove the tape from the protective sheet, and pull
out the protective sheet in the direction of the arrow.
❹Remove the toner cartridge cover.
Protective Sheet
Tape
Toner Cartridge
Bulge Section Toner Cartridge Cover
Image Drum
Toner Cartridge
Pole
Grooves
Toner Cartridge Guide
Hole

17
1
Setting Up
Set Print Media
❶Pull out the paper cassette (the tray 1).
Memo
• The paper cassette stops at a predetermined
position when pulled out of the printer.
• To remove the paper cassette from the printer,
pull it out, lifting its front.
❷Adjust the paper guides and the paper
stopper to the size of the paper to load, and
securely x them.
Memo
Put the rear of the paper cassette out of the
printer when the paper in tray 1 is larger than A4
(page 62).
Note!
Do not remove the cork attached to the Metal plate.
❹Load the paper face down.
Paper Guide
Paper Stopper
Metal Plate
Paper Cassette (Tray 1)
❺
Be sure the paper guides and the paper are properly
aligned.
Set Print Media
❸Fan the paper and tap the edges of the stack
to make it ush.
Note!
• Pull out the paper cassette and load the paper.
• Do not press the paper (rear) stopper strongly so as to bend
the paper.
• The paper should loaded so as not to exceed the mark
" "
indicated on each of the paper guides
(approximately 530 sheets of 80-g/m2paper, and 53
mm in total stacking depth).
• When the print side or face side is indicated on the
paper package, load the paper face down into the
printer. If unmarked, load the paper with unpacked
side down into the printer.
Paper Size Dial
Paper Cassette
❼Put the paper cassette back into the printer.
❻
Set the size of the paper on the paper size dial.
Memo
When the size of the paper is standard, but not on
the paper size dial, set it to 'other' on the paper size
dial, and select the size for [TRAYn OTHER SIZE]
from [MEDIA MENU] on the printer. (page 57)
ޟٕޓޓޓٕޠMark
Note!
When the metal plate under paper is lifted, press it
until it clicks. Then return the paper cassette to the
printer. If returning it to the printer with the metal
plate lifted, that may cause failures.

18
1
Setting Up
Power Supply Conditions
•The power supply must meet the following conditions:
Alternating Current (AC) : 220VAC-240VAC
Power Supply Frequency : 50 Hz or 60 Hz ±2%
•Use a voltage regulator if the power supply is unstable.
•The maximum power consumption of the printer is 1,200 watts. Ensure that the power supply is
sufcient.
•When the printer is used with a UPS (an uninterruptible power system) or inverter, Oki Data does
not guarantee the operations of the printer. Do not use UPSs or inverters.
Fire or electric shock hazard
•Be sure to set the power switch as OFF before you install or uninstall the power cord.
•Be sure to hold the power cord by its plug to plug or unplug it.
•Insert the power cord plug into a receptacle securely until it stops.
•Do not plug or unplug the power cord plug with wet hand.
•Install the power cord to a place where people cannot step on it, and put nothing on it.
•Do not use the power cord with being bound or tied.
•Use no damaged power cords.
•Do not derive the printer’s power from a receptacle with another power cord connected.
•Do not connect the printer and another electrical product to the same receptacle. The printer may
malfunction due to electrical noise when connected simultaneously with an electrical product, particularly an
air conditioner, copier or paper shredder. When connecting the printer to an electrical product to the same
receptacle by necessity, use a commercially-available noise lter or noise lter transformer
•Use the power cord supplied with the printer, and insert it directly into a receptacle.
•Use no power cords for use for other products for the printer.
•Use no extension cords. Use an extension cord of a rating of 10A or more to connect by necessity.
•The printer may not operate properly due an AC power drop when using an extension cord.
•While the printer performs printing, do not unplug or plug the power cord.
•When not using the printer for a long period, such as during consecutive holidays or travel, unplug it.
•Do not use the power cord supplied with the printer to another product.
Turning On the Printer
Turning On the Printer

19
1
Setting Up
When the printer is ready to perform printing,
the operator panel displays 'ONLINE'.
2
Press the ON (|) side of the power
switch.
1
Connect the power cord.
❶Be sure the OFF (O) side of the power
switch is pressed.
❷Plug the power cord into the printer.
Turning On the Printer
❸Insert the power cord plug into a
receptacle.
ONLINE
Memo
Time setting for the printer is performed on
[TIME SETUP] under "ADMIN MENU". For more
information, please refer to page 94.
Note!
When turning off the printer before turning it on,
wait several seconds before you press the ON (|)
side of the power switch.

20
1
Setting Up
Turning Off the Printer
Before turning off the printer, be sure to shut
down it by using the following procedure.
Note!
By pressing the OFF (O) side of the power switch
suddenly to turn off the printer, the printer may be
damaged, being caused to inoperable.
❶Hold down the BACK button for four
seconds or more to display [SHUTDOWN
START YES/NO].
❷
Press the button or button to
display [YES].
ENTER button
BACK Button
When not using the printer for a long
period
Such as during consecutive holidays or travel,
unplug it.
①Remove the power cord plug from the
receptacle
Memo
After the printer is unplugged for a long period (four
weeks or more), it does not malfunction.
Turning Off the Printer
❸Press the ENTER button.
The printer displays [SHUTTING DOWN],
starting shutdown processing.
❹Press the OFF (O) side of the power
switch when the printer displays [PLEASE
POW OFF/SHUTDOWN COMP].
Note!
When turning off the printer before turning it on,
wait several seconds before you press the ON (|)
side of the power switch.