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 results 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 guide 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 .
Whi l e a l l re a s o nab l e e f fo r t s h av e b e e n m a d e t o m a k e t hi s d o cum e n t a s a c c u r at e a n d
helpful as possible, we make no warranty of any kind, expressed or implied, as to
the accuracy or completeness of the information contained herein.
The most up-to-date drivers and manuals are available from the web site:
http://www.okiprintingsolutions.com
Trademark Information _______________________________
Oki and Oki Printing Solutions are registered trademarks of Oki Electric Industry
Company Ltd.
Adobe, Illustrator, Photoshop and PostScript are registered trademarks of Adobe
Systems.
Apple, Macintosh, Mac, and Mac OS are registered trademarks of Apple Computers
Inc.
Hewlett-Packard, HP, and LaserJet are registered trademarks of Hewlett-Packard
Company.
Microsoft, Windows and Windows Vista are either registered trademarks or
trademarks of Microsoft Corporation in the United States and/or other countries.
Other product names and brand names are registered trademarks or trademarks of
their proprietors.
Menus example 2 – MP Tray paper size . . . . . .164
pro920WT User’s Guide> 5
N
OTES, CAUTIONS AND WARNINGS
NOTE
A note provides additional information to supplement the main
text.
!
CAUTION!
A caution provides additional information which, if
ignored, may result in equipment malfunction or
damage.
WARNING!
A warning provides additional information which, if
ignored, may result in a risk of personal injury.
Specifications subject to change without notice. All trademarks
acknowledged.
S
AFETY WARNINGS
Please be careful to read and understand the safety warnings on
the following pages before operating the printer.
Illustrations
Illustrations and components are representative only. Your unit
may differ slightly from those pictured in this document.
pro920WT User’s Guide> 6
WARNING!
Ensure all warning and instruction labels on the
product are read, understood and followed in
order to prevent any risk of injury.
Ensure this and all other documentation is both
read carefully and retained for future
reference.
This printer unit weighs 167.5 lbs (76kg). 3
people are required to lift the printer safely and
prevent any risk of personnel injury.
The product must be placed on a flat solid
surface strong enough to support its weight to
prevent any risk of injury.
Ensure that there is adequate ventilation all
around the product to prevent overheating and
any risk of fire.
Keep the product away from direct heat
sources such as radiators and out of direct
sunlight to prevent any risk of overheating.
Ensure the power source matches the rating on
the product labelling. If in any doubt consult
your dealer or power provider to ensure no risk
of fire or shock exists.
Ensure both the printer and mains power
switches are in the OFF position before
connecting the AC power cable.
pro920WT User’s Guide> 7
WARNING!
This product has an earthed plug as a safety
feature and will only connect to an earthed
socket. Do not attempt to defeat the earthing
or there is a risk of fire or shock.
If using an extension cable or power strip
ensure that the total current rating (amperes)
of all connected equipment is less than the
maximum rating of the extension cable, power
strip or wall outlet. Otherwise fire or shock
may occur.
Ensure the power cable is routed so as not to
be damaged or cause a trip hazard. If the cable
becomes frayed or damaged replace it
immediately to prevent any risk of shock.
Do not twist, constrict or knot the power cable
as this can cause overheating which may lead
to fire or electric shock.
Ensure the power socket to which the printer is
connected is easily accessible at all times.
Do not connect or disconnect the power plug
with a wet hand as this may cause electric
shock.
Always hold the power plug to connect/
disconnect the power cable to/from the mains
socket. Unplugging by pulling on the cable can
cause fraying and may lead to fire or electric
shock.
pro920WT User’s Guide> 8
WARNING!
Use only the power cable supplied. Using a
power cable not intended for this product may
lead to fire or electric shock.
To avoid risk of fire and electric shock, do not
use the power cable supplied with this product
for any other electrical equipment.
If you do not connect the power cord or any
other cables only as directed in the User's
Guide, this may result in a fire.
Ensure loose clothing and hair are kept clear of
moving parts when printer is in operation to
prevent possible risk of injury.
When the printer cover is open, do not touch
the fuser unit as you may receive burns. Allow
it to cool before touching and always use the
handle to lift the fuser.
If the printer casing gets extremely hot or
smoke, unusual smells or abnormal noises are
emitted from the printer, there is a risk of fire.
Unplug the mains connector and contact your
dealer.
If the printer has been knocked over or
damaged, there is a risk of electric shock, fire
and/or injury. Unplug the mains connector and
contact your dealer.
pro920WT User’s Guide> 9
WARNING!
If any liquid (for example water) is allowed to
enter the printer, there is a risk of fire. Unplug
the mains connector and contact your dealer.
Do not place containers containing liquid on the
printer as electric shock, fire and/or injuries
may occur.
If any foreign objects (for example clips) are
allowed to enter the printer, there is a risk of
electric shock, fire and/or injury. Unplug the
mains connector before removing the object.
Do not introduce foreign objects into the
ventilation holes or operate the printer with the
rear cover open as electric shock, fire and/or
injuries may occur.
Do not use an extremely flammable spray near
the printer as the printer contains high
temperature parts that may cause a fire.
Switch printer off before cleaning to prevent
any risk of injury. Clean using a damp cloth. Do
not use liquid or aerosol cleaners.
Do not carry out any operations on the printer
that are not specified in the User's Guide. This
may result in electric shock, fire and/or injury.
pro920WT User’s Guide> 10
WARNING!
Risk of explosion if battery is replaced by an
incorrect type. Do not touch the battery. Printer
battery should not require replacement during
the life of the printer.
After installing additional memory or a hard
disk drive, the cover door must be closed and
secured to prevent risk of fire.
Take care with toner powder. If swallowed
induce vomiting and seek medical attention.
Never attempt to induce vomiting if person is
unconscious.
Take care with toner powder. If inhaled move
the person to an open area for fresh air. Seek
medical attention.
Take care with toner powder. If it gets into the
eyes flush with large amounts of water for at
least 15 minutes keeping eyelids open. Seek
medical attention.
Take care with toner powder. Spillages should
be treated with cold water and soap to help
reduce risk of staining skin or clothing.
Do not throw toner cartridges or image drum
cartridges into a fire as you may receive burns
from a dust explosion.
pro920WT User’s Guide> 11
I
NTRODUCTION
Congratulations on buying an Oki color printer. Your new printer is
designed with advanced features to give you clear, vibrant color
prints and crisp black and white pages at high speed on a range of
print media for the office.
F
EATURES
The following features are standard on all models:
> Up to 31 pages per minute in full color for fast printing of
high impact color presentations and other documents
> Up to 36 pages per minute in black and white for fast and
efficient printing of all general purpose documents not
requiring color
> 1200 x 600 dpi (dots per inch) print resolution for high
quality image production showing the finest detail
> Multilevel technology produces subtler tones and smoother
gradations of color to lend photographic quality to your
documents
> Single Pass Color Digital LED technology for high speed
processing of your printed pages
> 10BASE-T, 100BASE-TX and 1000Base-T network connection
lets you share this valuable resource among users on your
office network
> USB 2.0 and parallel (IEEE-1284) interfaces
> Adobe PostScript 3
pro920WT User’s Guide> 12
™
Additionally, the following features are available:
> Hard disk drive enables spooled and verified printing
NOTE
This is an optional feature on the pro920WT model.
> Additional paper trays for loading a further 530 sheets at a
time to minimize operator intervention, or different paper
stocks for letterhead stationery, alternative paper sizes or
other print media:
NOTE
Images used in this manual may include optional features that
your printer does not have installed.
This manual is your user’s guide (check the web site,
my.okidata.com, for the most up-to-date version) for your printer
and forms part of the overall user support listed below:
> Setup Poster: for quick step by step visual setup of your
printer
This is a paper document that is packaged with the printer.
> Safety, Warranty, Regulatory booklet: includes safety
warnings, product warranty, and regulatory information.
This is a paper document that is packaged with the printer.
> This User’s Guide: to help you to become familiar with your
printer and make the best use of its many features. For
Windows users and Mac users: to help you operate your
printer effectively and efficiently. Also included are guidelines
for troubleshooting and maintenance to ensure that it
performs at its best. Additionally, information is provided for
adding optional accessories as your printing needs evolve.
This is an electronic document stored on the Documentation
CD.
NOTE
- This guide is written to cover a number of products and as such
may contain information about features that your product does
not have installed or does not support.
- Terminology may vary between operating systems. Windows
2000 and XP use tabbed dialog boxes, whereas Mac OS X uses
pop-up menus. For consistency throughout this manual we will
refer to tabs.
> Network and Configuration Guide: to provide machine
configuration and network configuration information.
This is an electronic document stored on the Documentation
CD.
> Support and Supplies Guide: for quick reference to
product support resources and information on how to
purchase supplies.
This is a paper document that is packaged with the printer.
pro920WT User’s Guide> 14
> Online Help: online information accessible from the printer
driver and utility software.
S
OFTWARE SUPPLIED
CDs:
> Drivers and Utilities
Contains drivers and application software for use by a general
user.
> Network and Administrator Utilities
Contains software for use by system administrators.
pro920WT User’s Guide> 15
O
NLINE USAGE
This guide is intended to be read on screen using an Adobe Acrobat
Reader. Use the navigation and viewing tools provided in Acrobat.
You can access specific information in two ways:
> In the list of bookmarks down the left hand side of your
screen, click on the topic of interest to jump to the required
topic. (If the bookmarks are not available, use the “Contents”
on page 3.)
P
RINTING PAGES
The whole manual, individual pages, or sections may be printed. The
procedure is:
1.From the toolbar, select [File], then [Print] (or press the
Ctrl + P keys).
2.Choose which pages you wish to print:
(a)[All pages], (1), for the entire manual.
(b)[Current page], (2), for the page at which you are
looking.
1
2
3
pro920WT User’s Guide> 16
(c)[Pages from] and [to], (3), for the range of pages you
specify by entering their page numbers.
3.Click on [OK].
pro920WT User’s Guide> 17
P
RINTER AND PAPER OVERVIEW
O
PENING AND CLOSING THE TOP COVER
CAUTION!
To gain access to the inside of the printer, ensure that
the top cover is fully opened.
To open the top cover, squeeze the top cover handle (1) to release
the catch and raise the cover.
1
pro920WT User’s Guide> 18
To close the top cover, push gently (1) until the cover stops midway
and then push harder (2) to close the cover completely. Ensure that
the cover is securely closed.
1
2
pro920WT User’s Guide> 19
I
DENTIFYING MAJOR COMPONENTS
The major components of your printer are identified in the graphics
below.
1.Paper holding arm
2.Top cover (face-down stacker)
3.MP Tray (multi-purpose tray)
4.Tray 1 side cover
5.Paper size label
6.Paper gauge
7.Tray 1 (paper tray)
8.Control panel
9.Top c ov e r ha n dl e
1
2
3
9
8
7
6
4
5
pro920WT User’s Guide> 20
10.Face-down stacker
11.Power (on/off) switch
12.Face-up stacker
12
10
11
pro920WT User’s Guide> 21
13.Interface unit
14.Network interface connector
15.Parallel interface connector
16.USB interface connector
17.Power connector
18.Ventilation openings
14
15
18
17
13
pro920WT User’s Guide> 22
16
19.Image drum cartridge and toner cartridge (White)
20.Image drum cartridge and toner cartridge (Magenta)
21.Image drum cartridge and toner cartridge (Yellow)
22.Image drum cartridge and toner cartridge (Cyan)
23.Toner cartridge
24.Image drum cartridge
25.Fuser unit (Specifically for pro920WT)
26.LED heads
25
26
19
20
21
22
23
24
pro920WT User’s Guide> 23
27.Belt unit (Specifically for pro920WT)
28.Drum basket handle
29.Drum basket
30.Front cover
29
28
27
30
pro920WT User’s Guide> 24
31.Waste toner box
31
pro920WT User’s Guide> 25
P
APER RECOMMENDATIONS
Your printer will handle a variety of print media, including a range of
paper weights and sizes, transparencies and envelopes. This section
provides some general advice on choice of media, and explains how
to use each type.
Specifications are quoted printing standard weight 20 – 24 lb (75 –
90 g/m²) paper designed for use in copiers and laser printers. Print
speed and feed paths can vary when using thick and specialty
media. Suitable types for all media paths include:
> OKI® Bright White, 32 lb US Bond
> HammerMill
®
Laser Print Radiant, White, 24 lb US Bond
> Xerox® 4024, 20 lb US Bond
Continuous use of heavily embossed or very rough textured paper is
not recommended.
Transparencies and films should be of the type designed for use
in copiers and laser printers. In particular, avoid office
transparencies designed for use by hand with marker pens. These
will melt in the fuser and cause damage.
pro920WT User’s Guide> 26
P
APER INPUT AND OUTPUT INFORMATION
The following table relates paper parameters to input trays (Tray 1
to Tray 3 (numbering from the top) and MP Tray) and to output
areas (Face-down stacker and Face-up stacker).
TYPESIZEWEIGHTINPUT/
OUTPUT
Plain paperA3, A3 Nobi, A3 Wide,
TransparenciesA4, Letter0.004 -
T
RAYS AND STACKERS
T
RAYS
1 TO 3
A4, A5, A6, B4, B5,
Letter, Legal 13,
Legal 13.5, Legal 14,
Executive, Tabloid,
Tab l o i d Ext r a
Custom
W: 3.94 – 12.91 in
L: 5.82 – 18 in
Custom
W: 3.12 – 12.91 in
L: 3.54 – 18 in
Banner
W: Letter width
L: 18 – 48 in
Index card:
3 x 5 in
64 – 216 gsmAny Tray
Any Stacker
64 – 216 gsmAny Tray
Face-up Stacker
64 – 300 gsmMP Tray
Face-up Stacker
up to 128
gsm
recommended
64 – 300 gsmMP Tray
0.005in
MP Tray
Face-up Stacker
Face-up Stacker
Tra y 1 o r M P Tr a y
Face-up Stacker
Tray 1 is the standard blank paper input tray and can hold up to 530
sheets of 20 lb (75 g/m²) paper. Additional trays, to give a total of
three, can be added as an option to give a total tray capacity of 1590
sheets of 20 lb (75 g/m²) paper.
If you have identical paper stock loaded in another tray (for example
Tray 2 or the MP Tray), you can have the printer automatically
switch to that other tray when the current tray runs out of paper.
This function can be enabled by driver settings when printing from a
Windows application or by a menu setting when printing from other
applications.
pro920WT User’s Guide> 27
MP
TRAY
The multi-purpose tray is used for media sizes additional to those of
the standard trays, heavier media weights and special media.
The multi-purpose tray can handle the same sizes as the standard
trays but in weights up to 300 g/m². For very heavy paper stock use
the face-up paper stacker. This ensures that the paper path through
the printer is almost straight.
The multi-purpose tray can feed paper widths as small as 3in
(76.2 mm) and lengths up to 47.24 in (1200 mm). For banner
printing, recommended sizes are Letter wide, 35.43 in and 47.24 in
long and weight 128 g/m².
Use the multi purpose tray for printing on envelopes and
transparencies. Up to 100 sheets of transparencies or 25 envelopes
can be loaded at one time, subject to a maximum stacking depth of
1 in.
Paper or transparencies should be loaded print side up and top edge
into the printer.
F
ACE-DOWN STACKER
The face-down stacker on the top of the printer can hold up to 500
sheets of 20 lb (75 g/m²) standard paper, and can handle paper
stocks from 17 – 57 lb (64 – 216 g/m²). Pages printed in reading
order (page 1 first) will be sorted in reading order (last page on top,
facing down).
F
ACE-UP STACKER
The face-up stacker should be opened and the tray extension pulled
out when required for use. (With the face-up stacker either open or
closed, the driver setting of Face Down will successfully direct prints
to the Face-Down stacker.)
The face-up stacker can hold up to 200 sheets of 20 lb (75 g/m²)
standard paper and can handle stocks up to 300 g/m².
Always use this stacker and the multi-purpose feeder for paper
stocks heavier than 57 lb (216 g/m²).
pro920WT User’s Guide> 28
T
RAY AND STACKER EXAMPLES
L
OADING TRAYS
Tray 1 is used in the following example.
1.Pull out the tray.
2.Press the paper rear stopper tab (1) and adjust the tab to the
required paper size.
1 TO 3
1
3.Fan the paper to be loaded then tap the edges of the stack on
a flat surface to make it flush.
pro920WT User’s Guide> 29
4.Load the paper (face down and top edge towards the right for
letterhead paper), press the tab (2) on the paper guide and
adjust the guides (3) for a snug fit to the paper.
To avoid paper jams:
• Do not leave space between the paper and the guides and
rear stopper.
• Do not overfill the paper tray. Capacity depends on the
paper type.
• Do not load damaged paper.
• Do not load paper of different sizes or types at the same
time.
3
2
pro920WT User’s Guide> 30
5.Gently push the tray back into the printer.
U
SING THE
MP T
RAY
1.Squeeze the handle (1) and open the multi-purpose tray.
1
pro920WT User’s Guide> 31
2.Fold out the paper support section and swivel out the
extension supports (2).
3
2
3.Adjust the paper guides (3) to the size of the paper being
used.
4.Fan the paper to be loaded then tap the edges of the stack on
a flat surface to make it flush.
NOTE
It is recommended to load one sheet of transparency film at a time
into the multi-purpose tray, as transparency film easily can cause
paper jams or faulty paper feeding.
5.Load the paper.
• For single-sided printing on letterhead, load the paper into
the multi-purpose tray with pre-printed side up and top
edge into the printer.
• Do not leave space between the paper and the guides.
pro920WT User’s Guide> 32
• Do not exceed the paper capacity of approximately 230
sheets or 100 transparencies. Maximum stacking depth is
1 in.
U
SING THE STACKERS
Face-down stacker
When the face-up stacker (1) on the left side of the printer is closed
(its normal position), paper is ejected to the face-down stacker on
the top of the printer.
1
pro920WT User’s Guide> 33
Face-up stacker
The face-up exit path is used for heavy paper (cardstock etc.), and
transparencies.
1.Open the stacker (1).
1
2.Flip out the paper support (2).
2
pro920WT User’s Guide> 34
3.Swivel out the paper support extension (3).
3
pro920WT User’s Guide> 35
C
ONTROL PANEL
The control panel can be swivelled to 90° (maximum) upwards from
its base position (1) as required for ease of use.
1
B
UTTONS AND LIGHTS
The parts of the control panel are identified and briefly explained
below:
1.Shutdown/Restart button
Hold down for more than 2 seconds for a soft shutdown. You
can then press this button again for a restart or use the
Power switch to turn off the printer completely.
pro920WT User’s Guide> 36
2.Ready light
On: indicates ready to print
Flashing: indicates processing print data
Off: indicates unable to receive data (offline)
3.Attention light
Off: indicates normal operation
Flashing: indicates error(s) present but printing can continue
On: indicates error(s) present and printing cannot continue
4.Display panel
Displays status and setup information for the printer and user
help information in your chosen language
5.Up-arrow button
Enters menu mode and enables upward movement through
the displayed list of menu items
6.Down-arrow button
Enters menu mode and enables downward movement through
the displayed list of menu items
7.Back button
Returns to the previous higher level menu item
8.Enter button
Enters menu mode and selects the menu item highlighted in
the display panel
9.Online button
Switches between online (printer ready to receive data) and
offline (printer not ready to receive data)
10.Cancel button
Cancels current print job
11.Help button
Provides additional textual or image data to supplement what
is displayed on the display panel
pro920WT User’s Guide> 37
D
ISPLAY PANEL MESSAGES
There are four types of display panel message:
> Status information
> Menu (functions) information
> Configuration information
> Help information
S
TATUS INFORMATION
Status information is associated with three printer states:
In the Information state, such as idling or printing, the printer
is able to process print jobs.
In the Warning state, the printer has encountered some minor
problem but is still able to process print jobs.
In the Error state, the printer has encountered a problem and
cannot continue printing until the user has intervened and
removed the cause of the trouble.
The top two lines of the display panel show the printer status. The
bottom of the display panel normally shows a bar chart of the toner
usage.
M
ENU
(F
UNCTIONS) INFORMATION
There are three types of menu (functions) information:
User menus: accessed by pressing the Enter button, Up-arrow or Down-arrow button on the control panel. These
menus are available to the general user to make various
settings that are used in the running of the printer.
Administrator menu: accessed by pressing the Enter button
for more than 2 seconds while turning on the printer power
supply (including Restart). Available to administrator level
users. Restricts the changes that general users can make via
the user menus.
pro920WT User’s Guide> 38
C
ONFIGURATION INFORMATION
Configuration information displays printer configuration
information such as internal firmware versions.
Menu options at each level can be scrolled through by moving the
highlight with the Up-arrow/Down-arrow buttons and a
highlighted option at that level can be selected by pressing the
Enter button. When the lowest level menu has been selected, you
can change the setting for that menu by selecting the required
highlighted value from a list or by entering a numeric value. In other
cases, you can display or print configuration information.
H
ELP MODE
When an error has occurred, press the Help button. Information
displays that will help you correct the error.
D
ISPLAY PANEL MESSAGES
The display panel messages, supplemented by the Help messages
where appropriate, are intended to be self-explanatory. More
information on typical messages is provided in “Appendix A – Display
Panel Messages” on page 148.
U
SING THE MENUS
NOTE
Menu details are given in “Appendix B – Menu system” on
page 150 for reference.
The Enter, Up-arrow, Down-arrow and Back buttons are used to
move through the printer menus. You can adjust settings (e.g. set
the paper size for Tray 1) or view information (e.g. how much is left
of a selected consumable).
Many of these menu settings can be, and often are, overridden by
settings in the Windows printer drivers. However, several of the
driver settings can be left at "Printer Setting," which will then default
to the settings entered in these printer menus.
pro920WT User’s Guide> 39
The steps involved in using the menus are typically as follows:
1.Ensure that the display panel indicates that the printer is
ready to print.
2.Enter User menu mode by pressing either the Enter button
or the Up-arrow or Down-arrow button and press the
latter two repeatedly until the desired menu is highlighted in
the displayed list.
3.Press the Enter button to select this menu.
4.Press the Up-arrow or Down-arrow buttons repeatedly
until the desired Item is highlighted.
5.Press the Enter button to select this Item.
6.Press the Up-arrow or Down-arrow buttons repeatedly
until the desired Value is highlighted.
7.Press the Enter button to select this Value. (If you are
setting a parameter, ensure that an asterisk (*) appears
beside the selected parameter Value.)
8.Press the Online button to exit menu mode and return to the
ready to print status.
Refer to the section entitled “Getting started” on page 41 and
“Appendix B – Menu system” on page 150 for examples of using the
menus.
pro920WT User’s Guide> 40
G
ETTING STARTED
This section provides information to help you get started with using
your printer.
P
RINTER LOCATION
Check that you have sufficient space for access:
> around your printer:
20cm 8in
60cm60cm
24in24in
100cm 40in
pro920WT User’s Guide> 41
> above your printer:
70cm
28in
T
URNING OFF/ON
T
URNING OFF
No hard disk drive installed
1.If a hard disk drive is NOT installed, use the On/Off switch.
pro920WT User’s Guide> 42
Hard disk drive installed
1.If your printer has a hard disk drive installed, hold down the
Shutdown/Restart button (1) on the control panel for more
than 2 seconds to start the shutdown process.
1
2.When the display panel shows that you can either turn off or
restart the printer, use the On/Off switch to turn off the
printer.
pro920WT User’s Guide> 43
T
URNING ON
NOTE
If the display panel shows that you can either turn off or restart
the printer, press Shutdown/Restart to turn on the printer.
1.If the printer is turned off (no power), use the On/Off switch
to turn on the printer.
C
HANGING THE DISPLAY LANGUAGE
The default language used by your printer for display messages and
for report printing is English. If required, this can be changed using
the Panel Language Download Utility located on the installation CD
under Optional Utilities.
pro920WT User’s Guide> 44
C
HECKING CURRENT SETTINGS
Carry out the following steps to generate a Configuration report
(Menu Map) to confirm that your printer is correctly configured.
1.Ensure that there is Letter paper in Tray 1 (to be used in this
operation).
2.Ensure that the display panel indicates that the printer is
ready to print.
3.Press the Up-arrow or Down-arrow buttons repeatedly
until Print Information is highlighted.
4.Press the Enter button to select Print Information.
5.Press the Up-arrow or Down-arrow buttons repeatedly
until Configuration is highlighted.
6.Press the Enter button to select Configuration.
7.Press the Enter button to execute the command and a
Configuration document is printed.
8.After printing the configuration document, the printer returns
to the ready to print status.
You can use this document to check your printer
configuration. System values and installed accessories are
listed at the top of the first page while status values and
settings follow.
pro920WT User’s Guide> 45
I
NTERFACES AND CONNECTION
Your printer is equipped with a selection of data interfaces:
> Parallel – For direct connection to a PC. This port requires a
> USB – This port requires a cable conforming to USB version
2.0 or above.
The printer may not work if a USB- compatible device is
connected concurrently with other USB-compatible machines.
When connecting multiple printers of the same type, they
appear as *****, ***** (2), ***** (3), etc. These numbers
depend on the order of connecting or turning on each printer.
> Ethernet – For network cable connection.
NOTE
Interface cables are not supplied with your printer.
pro920WT User’s Guide> 46
C
ONNECTING THE PARALLEL INTERFACE
1.Turn off the printer and the computer.
2.Connect a parallel cable between the printer and computer.
3.Turn on the printer and then the computer.
C
ONNECTING THE
USB
INTERFACE
Do not connect the USB cable at this time. You will be instructed
when to connect the USB cable when you run the Drivers CD.
If you are connecting your printer directly to a stand alone computer
proceed to the section entitled “Printer Drivers”.
pro920WT User’s Guide> 47
C
ONNECTING THE NETWORK INTERFACE
CAUTION!
Do not connect a USB cable into the network interface
connector as this may lead to malfunction.
1.Turn off the printer and the computer.
2.Install the Ferrite core to the Ethernet cable as shown.
pro920WT User’s Guide> 48
3.Connect an Ethernet cable between the printer and an
Ethernet hub.
4.Turn on the printer and then the computer.
If your printer is to be installed as a network printer, please refer to
the relevant section in the Software Installation Guide and
Configuration Guide for further details on how to configure the
network connection before installing the printer drivers.
NOTE
Administrator’s authority is required when installing a network
connection.
U
SING THE DRIVERS
Insert the Printer Software CD into your computer and follow the onscreen instructions. You are prompted to follow a set of basic steps
to configure the display panel language, install drivers and other
software and finally print a test page to check that your printer is
operating correctly.
CD
pro920WT User’s Guide> 49
H
OW TO ACCESS THE DRIVER SCREENS
Most of the features described are accessed via the printer driver
screens. How you access them depends on your computer and its
operating system.
The driver windows are dialogue boxes offering a wide range of
choices about how you want to print your documents. Within
Windows these dialog boxes are tabbed, within Mac the dialog boxes
use pop-up menus.
NOTE
Example driver screenshots are used throughout this manual and
as such may not represent the driver screens for your machine.
Some of the features shown on the example screenshots may not
be available on your machine.
There are two ways to access the driver features from within
Windows:
1.Directly from the Windows “Printers” folder (“Printers and
Faxes” folder in Windows XP and Vista, "Devices and
Printers" folder in Windows 7).
If you choose this method any changes you make will become
the driver defaults. This means they will remain active for all
your applications unless you specifically change them from
within the application’s Print dialogue.
2.From your application’s Print dialogue.
If you choose this method any changes you make will usually
only last for as long as the particular application is running, or
until you change them again. In most cases, once you quit the
application the driver defaults will return.
NOTE
Settings made from the printer’s own control panel are the
printer defaults. They determine how your printer will behave
unless you specify otherwise from your computer.
The driver defaults override the printer defaults.
Application Print settings override both the printer defaults and
the driver defaults.
pro920WT User’s Guide> 50
P
RINTING PREFERENCES IN WINDOWS APPLICATIONS
When you choose to print your
document from a Windows
application program a print
dialogue box appears. This
dialogue usually specifies the name
of the printer on which you will
print your document. Next to the
printer name is a Properties
button.
When you click Properties a new window opens which contains a
short list of the printer settings available in the driver, which you can
choose for this document.
P
OSTSCRIPT DRIVER
1.Page orientation sets
portrait (tall) or landscape
(wide) page orientation.
1
The “rotated” rotates the
paper through 90 degrees
anticlockwise.
2.Pages can be printed in
forward or reverse order. If
2
3
using the face down (top)
paper stacker, forward
order is usually appropriate
to ensure that pages are stacked in numerical order. If using
the face up (rear) paper stacker, reverse order would
normally stack your pages in numerical order.
3.You can specify how many pages to print on a sheet. Pages
will be scaled to fit the number you choose.
4.Advanced options are also available, such as how to
download TrueType fonts, and whether advanced options
such as booklet printing are available.
The printer driver contains extensive on-line help for these items to
help you make the most appropriate choices.
4
pro920WT User’s Guide> 51
C
HANGING THE DRIVER DEFAULTS
Windows XP/2000
1.Click Start > Settings > Printers and Faxes to open the
Printers and Faxes window.
2.In the Printers and Faxes window, right-click on the
appropriate printer driver icon, and choose Printing
Preferences from the context menu.
Windows Vista
1.Click Start > Control Panel > Printers to open the Printers
and Faxes window.
2.In the Printers and Faxes window, right-click on the
appropriate printer driver icon, and choose Printing
Preferences from the context menu.
Windows 7
1.Click Start > Devices and Printers to open the Devices and
Printers window.
2.In the Devices and Printers window, right-click on the
appropriate printer driver icon, and choose Printing
Preferences from the context menu.
C
HANGING THE APPLICATION’S DRIVER SETTINGS
Windows
1.In your application, open the file you want to print.
2.On the File menu, choose Print….
3.In the application’s Print dialogue, make sure the printer shown is the appropriate one, and click Properties.
Mac
1.In your application, open the file you want to print.
2.On the File menu, choose Print….
3.In the application’s Print dialogue, make sure the printer
shown is the appropriate one, and click Printer:.
pro920WT User’s Guide> 52
S
ETTING THE DRIVER DEVICE OPTIONS
This section explains how to ensure that your printer driver can
utilize all of the hardware features installed in your printer.
Accessories such as hard disk, additional paper trays, etc., will only
be usable if the printer driver on your computer knows they are
there.
In some cases the hardware configuration of your printer is
automatically detected when the driver is installed. However, it is
advisable to at least check whether all of the available hardware
features are listed in the driver.
This procedure is essential if you subsequently add extra hardware
features to your printer after the drivers have been installed and set
up.
W
INDOWS
1.Access the driver’s Properties window. (See “Changing the
driver defaults” on page 52.)
2.Select the Device Options tab.
In the Windows XP PostScript driver the tab may be called
“Device Settings”.
3.Set the options for any devices you have installed, including
the correct number of paper trays, etc.
4.Click OK to close the window and save your changes.
MAC OS X
1.Open the Printer Setup Utility and ensure that your printer
model is selected.
2.Choose Printers > Show Info > Installable Options.
3.Select all hardware options appropriate to your printer, and
click Apply Changes.
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C
OLOR SETTING
C
OLOR MODE
You can select Color Print or Gray Scale (White) Print for the
color mode.
C
OLOR PRINT
Select this when printing in color.
Windows
1.On the print dialog box, click the Color tab.
2.Under Color Mode, select Color Print.
This screen is normally not used.
Color Print Details
This screen is normally not used.
Your printer performs color matching by using an ICC profile.
However, you cannot specify input and output profiles by
downloading a specific ICC profile, as your printer uses a special link
profile which considers the use of white toner.
Use the built-in color matching function of your application when you
need to specify an input profile for color matching.
pro920WT User’s Guide> 54
Mac OS X
1.On the print dialog box, select the Printer Features panel.
2.From the Feature Sets menu, select Color Option.
3.From Color Mode, select Color Print.
This screen is normally not used.
Color Print Details 1-3 panel
This screen is normally not used.
Your printer performs color matching by using an ICC profile.
However, you cannot specify input and output profiles by
downloading a specific ICC profile, as your printer uses a special link
profile which considers the use of white toner.
Use the built-in color matching function of your application when you
need to specify an input profile for color matching.
pro920WT User’s Guide> 55
G
RAY SCALE
(W
HITE
) P
RINT
Select this when printing documents using only white toner without
using CMY toner.
NOTE
To use this setting, you need to create data as gray scale data in
an application. Save data with the gray scale or monochrome
mode. The color data cannot be converted to Gray Scale (White)
Print automatically.
Windows
1.On the print dialog box, click the Color tab.
2.Under Color Mode, select Gray Scale (White) Print.
pro920WT User’s Guide> 56
Mac OS X
1.On the print dialog box, select the Printer Features panel.
2.From the Feature Sets menu, select Color Option.
3.From Color Mode, select Gray Scale (White) Print.
pro920WT User’s Guide> 57
P
RINT MODE
You can specify whether to use white toner for printing when Color
Print is selected.
W
HITE ON
Selecting this prints documents using white toner. The object whose
color is explicitly set to white is printed with white toner. White On
is used when the background color of print media is not white.
W
HITE OFF
Selecting this prints documents without using white toner. The white
toner is not used for the object whose color is explicitly set to white.
White Off is used when the background color of print media is
white.
NOTE
When Gray Scale (White) Print is selected, white toner is used
regardless of the Print Mode setting.
Windows
1.On the print dialog box, click the Color tab.
2.From Print Mode, select your preferred setting.
pro920WT User’s Guide> 58
Mac OS X
1.On the print dialog box, select the Printer Features panel.
2.From the Feature Sets menu, select Color Option.
3.From Print Mode, select your preferred setting.
pro920WT User’s Guide> 59
F
INISHING OPTIONS
Your printer offers a wide selection of document finishing options
that help you to control the final form of your printed document.
For detailed information on finishing options see:
> “Collating” on page 61
> “Separating queued print jobs” on page 64
> “Cover print” on page 66
> “Custom page size” on page 67
> “Printing multiple pages on one sheet (n-up)” on page 70
> “Scale to page” on page 72
> “Transfer/transparency film printing” on page 73
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C
OLLATING
This feature allows multiple copies of a multipage document to be
printed with the pages of each copy in sequence.
Uncollated pages print like this
1
1
1
2
2
2
3
3
3
Collated pages print like this
1
2
3
1
2
3
1
2
3
Application collate—Some application programs have a collate
feature in their print options. In this case the application performs
the document collation and may send the job multiple times to the
printer. Generally, this method is slower but can be more reliable.
Printer collate—This section describes the collate function built
into the printer driver. In this case the job is stored temporarily in
printer memory or on the printer’s hard disk (if installed), and the
printer performs collation. This method is normally faster, but may
not work from all applications.
If you experience problems using printer collate, use the collate
option in your application’s print options instead.
pro920WT User’s Guide> 61
W
INDOWS
1.In the Job Options tab, choose how many copies you want
to print from the scrolling list.
2.Click the Collate checkbox.
pro920WT User’s Guide> 62
MAC OS X
1.Select Printer Features (1).
2.From the Feature Sets menu (2), select Job Option.
3.Select the Collate checkbox (3) to enable printer collate.
NOTE
The Collate option in the Copies & Pages dialogue is for application
collate. See page 61.
1
2
3
pro920WT User’s Guide> 63
S
EPARATING QUEUED PRINT JOBS
When you share a printer with other users it can be useful to print a
special page between print jobs to help locate each user’s job in a
paper stack at the printer. In Windows this page is called a
“separator page”. On the Mac it is called a “cover page”.
NOTE
Do not confuse Cover Page with “Cover Print”. Cover Print is when
the first page (cover) of a print job is fed from one paper tray, and
the remaining pages of the print job are fed from a different tray.
See “Cover print” on page 66.
W
INDOWS SEPARATOR PAGE
The separator page is set from the printer driver’s default properties
window. Access to this is directly from Windows, not from within
your application program. See “Changing the driver defaults” on
page 52.
2
1
1.In the driver’s Advanced tab click the Separator Page…
button (1).
2.Click Browse (2) and navigate to a file containing an image
of the separator page you wish to use, then click OK.
pro920WT User’s Guide> 64
MAC OS X
COVER PAGE
The cover page is accessed from your application’s print dialogue.
1
2
1.Select Cover Page (1).
2.Select the required options for the cover page (2).
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C
OVER PRINT
Cover print is when the first page (cover) of a print job is fed from
one paper tray, and the remaining pages of the print job are fed from
another paper tray.
This feature is not available in the Windows PostScript Drivers.
Do not confuse Cover Print with “Cover Page”. A Cover Page is an
identification sheet inserted between the print jobs of a network
printer. See “Separating queued print jobs” on page 64.
MAC OS X
1.Select Paper Feed (1).
1
2
2.Select the trays or paper types you wish to use for the first
page and remaining pages (2).
pro920WT User’s Guide> 66
C
USTOM PAGE SIZE
This feature enables printing on non-standard sized print media.
The multipurpose tray is used for feeding non-standard media sizes.
Print media width can be from approximately 76mm to 328mm, and
its length can be from 90mm to 453mm. Actual limits vary slightly
depending on which printer driver you use and your computer’s
operating system.
Some applications software may not produce the desired results
with non-standard print media sizes, and some experimentation
may be required to obtain the results you want.
W
INDOWS
1.In the driver’s Layout tab, click Advanced.
2.In the Advanced Options window, under Paper/Output,
choose PostScript Custom Page Size from the Paper Size
drop-down list.
pro920WT User’s Guide> 67
3.In the PostScript Custom
Page Size Definition
window, Choose your
paper feed direction from
the drop-down list.
The available choices are:
Short edge firstThe page is portrait (tall) format and you will
Long edge firstThe page is landscape (wide) format and you will
Short edge first
flipped
Long edge first
flipped
feed the top of the page into the printer.
feed the top of the page into the printer.
The page is portrait (tall) format and you will
feed the bottom of the page into the printer.
The page is landscape (wide) format and you will
feed the bottom of the page into the printer.
Notice that the size ranges available swap places when you
change the paper feed direction between a portrait and a
landscape choice.
Remember that the width of the multipurpose tray is limited
to the width of an A3 sheet (297mm), so if your paper is
longer than this you will have to feed it short edge first.
4.You can also position the page image on the paper to avoid
printing too close to the edge by choosing an Offset.
Offset relative to perpendicular direction adds to your left
margin.
Offset relative to parallel direction adds to your top margin
(normal feed) or bottom margin (flipped feed).
5.Click OK to close the PostScript Custom Page Size
Definition window.
6.Click OK to close the Advanced Options window.
7.In the driver’s window, choose the Multipurpose Tray as
the Paper Source.
pro920WT User’s Guide> 68
MAC OS X
1.In your application program, choose File > Page Setup.
1
3
4
2
2.Select Manage Custom Sizes (1).
3.Click the + button (2) to define a new paper size and enter a
name for the paper size.
4.Enter the Width and Height (3) of your paper.
5.Specify paper margins (4) as required.
6.Click OK to save the new paper size.
pro920WT User’s Guide> 69
P
RINTING MULTIPLE PAGES ON ONE SHEET (N-UP
)
This feature scales the page size of your document for printing and
reproduces several pages per sheet.
This is useful when you simply want to proof your page layout, or
distribute your document in a more compact format. It saves paper,
bulk, weight and cost.
12
1
W
INDOWS
2
3
4
34
In the driver’s Layout tab, choose the number of pages (N-up) you
want to print on each sheet. 1-up is normal, 16-up is maximum.
pro920WT User’s Guide> 70
MAC OS X
1.Select Layout (1).
1
2
3
4
2.From the Pages per Sheet menu (2), select the number of
pages you want to fit onto a single sheet of paper.
3.If required, change the direction (3) the document pages are
laid out on each sheet of paper.
4.If required, you can surround each page with a border (4).
pro920WT User’s Guide> 71
S
CALE TO PAGE
Scale to Page allows you to print data formatted for one size page
onto a different size page, without modifying the print data.
This feature is not available with the Windows PS driver.
MAC OS X
1.Select Paper Handling (1).
1
2
3
2.Check the Scale to fit paper size checkbox (2).
3.Choose the paper size you need from the drop-down list (3).
pro920WT User’s Guide> 72
T
RANSFER/TRANSPARENCY FILM PRINTING
This feature enables printing on transfer or tranparency film.
The multipurpose tray is used for feeding film media.
W
INDOWS
1.In the driver’s Paper/Quality tab, click Advanced, and
select the required film size from the Paper Size drop-down
list.
2.In the same window, select the Transparency from the
Printer Features - Media Type drop-down list.
3.Click OK to close the Advanced Options window.
4.From the Source drop-down list select Multipurpose tray.
5.In the driver's Job options tab, select the Stacker(Face
Up) from the Output Bin drop-down list.
pro920WT User’s Guide> 73
MAC OS X
1.In the driver's window, select the Multi-Purpose Tray from the All Pages From drop-down list.
2.Move to the Printer Features window, select the
Transparency from the Media Type drop-down list in the
Feature Sets: Insert Option.
3.In the driver's Eject options window, select the
Stacker(Face Up) from the Output Bin drop-down list.
pro920WT User’s Guide> 74
H
OW TO PRINT WITH APPLICATION SETTING
To print image data without the white background, you need to
configure the application setting. If printing image data without
configuring the application setting, white is printed on the whole
background of the image.
The following pages explain how to configure the setting in the
Adobe applications.
A
DOBE PHOTOSHOP
This section describes how to print the image data without white
background by Adobe Photoshop CS.
1.Load the image data.
2.Click the all of background to make a selection area for
background by using Magic wand function.
3.Perform the Inverse menu to make a selection area for print
after selection area for background was made.
4.Click the arrow of Paths and perform the Make Work Path
menu.
5.Input the value of Tolerance.
NOTE
If you want to select only printable image, you should use small
va l u e, li k e 0.5. I f y ou wan t to sel e c t prin t able i m age to g e ther w i t h
the white edge, 2.0 is maybe good value.
Example:
Tolerance is 0.5.
Tolerance is 2.0.
It is minimum edge but
not smooth.
pro920WT User’s Guide> 75
It is smooth but you can
see white on the edge.
6.Click the arrow of Paths and perform the Save Path menu.
Click OK to save Working Path as Path 1.
7.Click the arrow of Paths and perform the Clipping Path
menu.
Click OK to select Path 1 as Clipping Path.
8.Save the image data by Photoshop format (PSD).
9.Select the Print with Preview menu.
10.Select the No Color Management in Color Handling
options then click Print to print the image data.
A
DOBE ILLUSTRATOR
This section describes how to print the image data without white
background by Adobe Illustrator CS.
1.Load the image data.
2.Create a path around the area of the placed picture image
that you want to mask.
3.Select the created path and the picture image, and create a
clipping mask.
4.Save the image data.
NOTE
Do not apply overprint settings for the object's fill and stroke.
Otherwise they may be printed in unexpected color. Be sure to
clear the overprint check boxes in the attributes panel.
pro920WT User’s Guide> 76
C
ONSUMABLES AND MAINTENANCE
This section explains how to replace consumable and maintenance
items when due. As a guide, the life expectancy of these items is:
> Cyan, Magenta, Yellow Toner — 15,000 Letter pages at 5%
coverage
> White Toner — 8,000 Letter pages at 5% coverage
> Cyan, Magenta, Yellow Image drum — 28,000 Letter pages
average life
> White Image drum — 14,000 Letter pages
> Transfer belt — Approximately 50,000 Letter pages
> Fuser — Approximately 50,000 Letter pages
> Waste toner box — 10,000 Letter pages average life
C
HECKING CONSUMABLE/MAINTENANCE ITEM USAGE
At any time, you can check how much of each consumable/
maintenance item is left by using the appropriate menus. For
example, enter the menu system and follow the path:
Configuration>Supplies Life>Cyan Toner
The percentage of Cyan Toner remaining is displayed on the display
panel and the printer then returns to the ready to print status.
R
EPLACEMENT INDICATIONS
The display panel provides messages to the effect that
consumables/maintenance items are running low or nearing end of
life followed some time later by a message that replacement is
required. You should replace the item as soon as possible after this
message is displayed to avoid the possibility of print quality being
compromised.
The paper feed rollers and the multi-purpose (MP) tray feed rollers
do not have any replacement warning messages. Recommended
replacement: after approximately 120,000 Letter sheets.
pro920WT User’s Guide> 77
R
EPLACING CONSUMABLES/MAINTENANCE ITEMS
Each consumable or maintenance item comes complete with its own
installation details which give full instructions on replacement. You
are advised to follow these instructions carefully.
CAUTION!
Only use genuine Oki Original consumables to ensure
the best quality and performance from your hardware.
Non-Oki Original products may damage your printer’s
performance and invalidate your warranty.
Specifications subject to change without notice. All
trademarks acknowledged.
T
ONER CARTRIDGE REPLACEMENT
The toner used in this printer is a very fine dry powder. It is
contained in four cartridges: one each for cyan, magenta, yellow and
white.
Have a sheet of paper handy so that you have somewhere to place
the used cartridge while you install the new one.
Put the removed toner cartridge into a bag and seal it to prevent the
toner from scattering, and dispose of it responsibly. Follow any
regulations, recommendations, etc., which may be in force
concerning waste recycling.
If you do spill any toner powder, lightly brush it off. If this is not
enough, use a cool, damp cloth to remove any residue.
Do not use hot water, and never use solvents of any kind. They will
make stains permanent.
WARNING!
If you inhale any toner or get it in your eyes, drink a
little water or bathe your eyes liberally in cold water.
Seek medical attention immediately.
pro920WT User’s Guide> 78
1.Squeeze the top cover handle (1) and open the top cover.
1
WARNING!
If the printer has been powered on, the fuser may be
hot. This area is clearly labelled. Do not touch.
NOTE
Open the top cover fully while replacement. Otherwise the printer
may be damaged.
pro920WT User’s Guide> 79
2.Check the color of the toner cartridge to be replaced, and
turn the blue lock lever (2) in the direction of the arrow until
it stops.
2
3.Lift the toner cartridge carefully and remove it from the
printer.
WARNING!
Do not throw toner cartridges into a fire as you may
receive burns from a dust explosion.
pro920WT User’s Guide> 80
Put the removed toner cartridge into a bag and seal it to
prevent the toner from scattering.
4.Check the color of the new toner cartridge, and take out it
from the package.
NOTE
Do not turn the blue lever as the toner may spill out.
5.Gently shake the new toner cartridge from end to end several
times to loosen and distribute the toner evenly inside the
cartridge.
6.Place the toner cartridge on a flat surface, and peel off the
adhesive tape (3).
3
pro920WT User’s Guide> 81
7.Holding the toner cartridge with the tape face down, match
the hole (4) of the toner cartridge on the protrusion (5) of
the image drum and carefully lower it on the image drum.
4
5
8.Pressing gently down on the toner cartridge to ensure that it
is firmly seated, lock it by turning the blue lock lever (6) to
the direction of the arrow until it stops.
6
pro920WT User’s Guide> 82
9.Open the LED head guards (7) and gently wipe each of the
four heads (8) with an LED lens cleaner or soft cloth. Move
the cleaner as shown, using a clean section of the cleaner
with each pass. Be careful not to damage the guards.
10.Close the top cover.
8
7
pro920WT User’s Guide> 83
I
MAGE DRUM REPLACEMENT
CAUTION!
Static sensitive devices, handle with care.
The printer contains four image drums: cyan, magenta, yellow and
white.
Replace the image drum when a message that replacement is
required is displayed. Replace both the image drum and toner
cartridge when a replacement message for the toner cartridge of
same color is displayed at the same time.
When the replacement message for the toner cartridge of same color
is not displayed, you can set the toner cartridge in use on the new
image drum.
W
HEN REPLACING THE IMAGE DRUM CARTRIDGE AND TONER CARTRIDGE AT THE
SAME TIME
1.Squeeze the top cover handle (1) and open the top cover.
1
WARNING!
If the printer has been powered on, the fuser may be
hot. This area is clearly labelled. Do not touch.
pro920WT User’s Guide> 84
NOTE
Open the top cover fully while replacement. Otherwise the printer
may be damaged.
2.Check the color of the image drum cartridge to be replaced,
and lift it, complete with its toner cartridge, up and out of the
printer.
NOTE
- Avoid the cartridge bumping to the LED head.
- Do not turn the blue lock lever of the toner cartridge when
removing the image drum cartrdige.
WARNING!
Do not throw toner cartridges or image drum cartridges
into a fire as you may receive burns from a dust
explosion.
Put the removed image drum cartridge and toner cartridge
into a bag and seal it to prevent the toner from scattering.
pro920WT User’s Guide> 85
3.Take out the new image drum cartridge from the package.
CAUTION!
The green image drum surface at the base of the
cartridge is very delicate and light sensitive. Do not
touch it and do not expose it to normal room light for
more than 5 minutes. If the drum unit needs to be out of
the printer for longer than this, please wrap the
cartridge inside a black plastic bag to keep it away from
light. Never expose the drum to direct sunlight or very
bright room lighting.
4.Set the image drum cartridge into the printer.
pro920WT User’s Guide> 86
5.Pinch the both ends of the protective sheet with the thumb
and index finger while holding down the image drum
cartridge with other fingers, and pull out the protective sheet
to the direction of the arrow.
6.Remove the stoppers (2) (orange, eight pieces), toner cover
(3) (orange), and silica gel.
3
2
7.Check the color of the new toner cartridge, and remove it
from the package.
NOTE
Do not turn the blue lock lever as the toner may spill out.
pro920WT User’s Guide> 87
8.Gently shake the new toner cartridge from end to end several
times to loosen and distribute the toner evenly inside the
cartridge.
9.Place the toner cartridge on a flat surface, and peel off the
adhesive tape (4).
4
pro920WT User’s Guide> 88
10.Holding the toner cartridge with the tape face down, match
the hole (5) of the toner cartridge on the protrusion (6) of
the image drum and carefully lower it on the image drum.
5
6
11.Pressing gently down the toner cartridge to ensure that it is
firmly seated, lock it by turning the blue lock lever (7) to the
direction of the arrow until it stops.
7
pro920WT User’s Guide> 89
12.Open the LED head guards (8) and gently wipe each of the
four heads (9) with an LED lens cleaner or soft cloth. Move
the cleaner as shown, using a clean section of the cleaner
with each pass. Be careful not to damage the guards.
13.Close the top cover.
9
8
pro920WT User’s Guide> 90
W
HEN REPLACING THE IMAGE DRUM CARTRIDGE ONLY
NOTE
The new image drum cartridge is not filled with toner, and it gets
filled with toner from the set toner cartridge. If the set toner
cartridge is near end of its life, the message indicating the toner
is getting low may be displayed soon after replacement.
1.Squeeze the top cover handle (1) and open the top cover.
1
WARNING!
If the printer has been powered on, the fuser may be
hot. This area is clearly labelled. Do not touch.
NOTE
Open the top cover fully while replacement. Otherwise the printer
may be damaged.
pro920WT User’s Guide> 91
2.Check the color of the image drum cartridge to be replaced,
and lift it, complete with its toner cartridge, up and out of the
printer.
NOTE
- Avoid the cartridge bumping to the LED head.
- Do not turn the blue lock lever of the toner cartridge when
removing the image drum cartrdige.
3.Turn the blue lock lever (2) of the toner cartridge to the
direction of the arrow until it stops to release the lock.
2
pro920WT User’s Guide> 92
4.Lift up the toner cartridge carefully, and place it on the flat
surface.
WARNING!
Do not throw image drum cartridges into a fire as you
may receive burns from a dust explosion.
Put the removed image drum cartridge into a bag and seal it
to prevent the toner from scattering.
pro920WT User’s Guide> 93
5.Take out the new image drum cartridge from the package.
CAUTION!
The green image drum surface at the base of the
cartridge is very delicate and light sensitive. Do not
touch it and do not expose it to normal room light for
more than 5 minutes. If the drum unit needs to be out of
the printer for longer than this, please wrap the
cartridge inside a black plastic bag to keep it away from
light. Never expose the drum to direct sunlight or very
bright room lighting.
6.Set the image drum cartridge into the printer.
pro920WT User’s Guide> 94
7.Pinch the both ends of the protective sheet with the thumb
and index finger while holding down the image drum
cartridge with other fingers, and pull out the protective sheet
to the direction of the arrow.
8.Remove the stoppers (3) (orange, eight pieces), toner cover
(4) (orange), and silica gel.
4
3
pro920WT User’s Guide> 95
9.Match the hole (5) of the toner cartridge removed in step 4
on the protrusion (6) of the image drum and carefully lower it
on the image drum.
5
6
10.Pressing gently down the toner cartridge to ensure that it is
firmly seated, lock it by turning the blue lock lever (7) to the
direction of the arrow until it stops.
7
pro920WT User’s Guide> 96
11.Open the LED head guards (8) and gently wipe each of the
four heads (9) with an LED lens cleaner or soft cloth. Move
the cleaner as shown, using a clean section of the cleaner
with each pass. Be careful not to damage the guards.
12.Close the top cover.
9
8
pro920WT User’s Guide> 97
T
RANSFER BELT REPLACEMENT
The belt unit is located under the four image drums. This unit
requires replacement approximately every 50,000 pages.
1.Switch off the printer.
Allow the fuser to cool for about 10 minutes before opening
the cover.
2.Squeeze the top cover handle (1) and open the top cover.
1
WARNING!
If the printer has been powered on, the fuser may be
hot. This area is clearly labelled. Do not touch.
pro920WT User’s Guide> 98
NOTE
Open the top cover fully while replacement. Otherwise the printer
may be damaged.
3.Take out four image drums, and put them on a flat surface.
NOTE
- Do not lift the drum basket (2).
- Do not pull the blue lock lever of the toner cartridge when
removing the image drum cartridge.
2
CAUTION!
The green image drum surface at the base of each
cartridge is very delicate and light sensitive. Do not
touch it and do not expose it to normal room light for
more than 5 minutes. If the drum unit needs to be out of
the printer for longer than this, please wrap the
cartridge inside a black plastic bag to keep it away from
light. Never expose the drum to direct sunlight or very
bright room lighting.
pro920WT User’s Guide> 99
4.Pull the blue lock lever (3) (two sites) of the belt unit to the
direction of the arrow.
NOTE
Do not lift the drum basket (4).
3
4
pro920WT User’s Guide> 100
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