Oki C7350 Series User manual

C7350 Series
user's guide

C7350 User’s Guide> 2
P
REFACE
Every effort has been made to ensure that the information in this document is
complete, accurate, and up-to-date. Oki assumes no responsibility for the results of
errors beyond its control. Oki 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 Oki.
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.
The most up-to-date drivers and manuals are available from the Oki web site:
http://www.okieurope.com
Copyright © 2004 Oki Europe Ltd.
Oki and Microline are registered trademarks of Oki Electric Industry Company, Ltd.
Energy Star is a trademark of the United States Environmental Protection Agency.
Microsoft, MS-DOS and Windows are registered trademarks of Microsoft
Corporation.
Other product names and brand names are registered trademarks or trademarks of
their proprietors.
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 89/336/EEC (EMC) and 73/23/EEC (LVD) as amended
where applicable on the approximation of the laws of the member
states relating to electromagnetic compatibility and low voltage.

C7350 User’s Guide> 3
CONTENTS
Preface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Notes, cautions & warnings . . . . . . . . . . . . . . . . . . 8
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Using this manual . . . . . . . . . . . . . . . . . . . . . . . 11
Online usage . . . . . . . . . . . . . . . . . . . . . . . . . 11
Printing Pages . . . . . . . . . . . . . . . . . . . . . . . . 12
Getting started . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Unpacking . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
CD-ROM disk contents . . . . . . . . . . . . . . . . . . . . 14
CD1 - Drivers . . . . . . . . . . . . . . . . . . . . . . . . 14
CD2 - Manuals. . . . . . . . . . . . . . . . . . . . . . . . 14
CD3 - Network . . . . . . . . . . . . . . . . . . . . . . . 14
Printer location . . . . . . . . . . . . . . . . . . . . . . . . . 15
Printer components . . . . . . . . . . . . . . . . . . . . . . 16
Setting up . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Packaging and protective sheet removal . . . . . . . . 19
Toner cartridge installation . . . . . . . . . . . . . . . . . 24
Loading paper . . . . . . . . . . . . . . . . . . . . . . . . . . 28
Manual feed. . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
Power connection . . . . . . . . . . . . . . . . . . . . . . . . 33
Control panel . . . . . . . . . . . . . . . . . . . . . . . . . . . 34
Menu settings . . . . . . . . . . . . . . . . . . . . . . . . . . 35
Changing the display language . . . . . . . . . . . . 35
Confirmation printout . . . . . . . . . . . . . . . . . . . 36
Paper feed, size and media . . . . . . . . . . . . . . . 36
Paper, envelope types, transparencies
and adhesive labels . . . . . . . . . . . . . . . . . . . . . 40
Paper feed and exit . . . . . . . . . . . . . . . . . . . . . . 41
Paper sizes . . . . . . . . . . . . . . . . . . . . . . . . . . 41
Paper weights and media settings . . . . . . . . . . 42
Printer settings . . . . . . . . . . . . . . . . . . . . . . . . . 43
Confirming current settings. . . . . . . . . . . . . . . 43
Changing the settings. . . . . . . . . . . . . . . . . . . 43
List of menu settings . . . . . . . . . . . . . . . . . . . . . 44
Print jobs menu . . . . . . . . . . . . . . . . . . . . . . . 44
Information menu . . . . . . . . . . . . . . . . . . . . . 45
Test Print menu . . . . . . . . . . . . . . . . . . . . . . . 45
Shutdown menu . . . . . . . . . . . . . . . . . . . . . . 45
Print Menu . . . . . . . . . . . . . . . . . . . . . . . . . . 46

C7350 User’s Guide> 4
Colour menu . . . . . . . . . . . . . . . . . . . . . . . . . 47
System configuration menu . . . . . . . . . . . . . . 50
PCL emulation . . . . . . . . . . . . . . . . . . . . . . . . 52
PPR emulation . . . . . . . . . . . . . . . . . . . . . . . . 54
HP-GL/2 emulation. . . . . . . . . . . . . . . . . . . . . 55
Parallel menu . . . . . . . . . . . . . . . . . . . . . . . . 58
USB menu . . . . . . . . . . . . . . . . . . . . . . . . . . 59
IEEE1394 menu. . . . . . . . . . . . . . . . . . . . . . . 59
Network menu. . . . . . . . . . . . . . . . . . . . . . . . 60
Memory menu . . . . . . . . . . . . . . . . . . . . . . . . 61
Disk maintenance menu . . . . . . . . . . . . . . . . . 61
System adjust menu . . . . . . . . . . . . . . . . . . . 62
Maintenance menu. . . . . . . . . . . . . . . . . . . . . 63
Usage menu . . . . . . . . . . . . . . . . . . . . . . . . . 64
Administrator menu . . . . . . . . . . . . . . . . . . . . 65
Switching off . . . . . . . . . . . . . . . . . . . . . . . . . . . 67
Interfaces . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 68
Printer Drivers . . . . . . . . . . . . . . . . . . . . . . . . . . . 70
Which printer driver? . . . . . . . . . . . . . . . . . . . . . 70
Installing a printer driver . . . . . . . . . . . . . . . . . . 71
Printer driver network extension . . . . . . . . . . . . . 72
Installed options . . . . . . . . . . . . . . . . . . . . . . . . 73
Paper feed, size and media – defaults. . . . . . . . . . 74
Setting media defaults with the
PCL driver . . . . . . . . . . . . . . . . . . . . . . . . . . 75
Setting media defaults with the
PostScript driver . . . . . . . . . . . . . . . . . . . . . 76
Colour printing. . . . . . . . . . . . . . . . . . . . . . . . . . 77
Factors that affect the appearance
of prints . . . . . . . . . . . . . . . . . . . . . . . . . . . 77
Choosing a colour matching method . . . . . . . . . . . 79
RGB or CMYK? . . . . . . . . . . . . . . . . . . . . . . . . 79
Matching photographic images . . . . . . . . . . . . 79
Matching specific colours . . . . . . . . . . . . . . . . 80
Printing vivid colours . . . . . . . . . . . . . . . . . . . 80
Colour matching with the PCL driver. . . . . . . . . . . 81
Using the colour swatch . . . . . . . . . . . . . . . . . 82
Colour management with the PCL driver . . . . . . 82
Colour matching with the PostScript driver . . . . . . 84
Oki colour matching . . . . . . . . . . . . . . . . . . . . 84
PostScript colour matching . . . . . . . . . . . . . . . 85
No colour matching . . . . . . . . . . . . . . . . . . . . 86
Windows ICM colour matching. . . . . . . . . . . . . 86

C7350 User’s Guide> 5
Using ICC profiles . . . . . . . . . . . . . . . . . . . . . 87
Pantone® colour matching . . . . . . . . . . . . . . . 88
Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 89
Multiple pages on one sheet . . . . . . . . . . . . . . . . 90
PCL driver . . . . . . . . . . . . . . . . . . . . . . . . . . . 90
PostScript driver . . . . . . . . . . . . . . . . . . . . . . 91
Custom page sizes . . . . . . . . . . . . . . . . . . . . . . . 92
PCL driver . . . . . . . . . . . . . . . . . . . . . . . . . . . 92
PostScript driver . . . . . . . . . . . . . . . . . . . . . . 93
Print resolution . . . . . . . . . . . . . . . . . . . . . . . . . 94
Duplex printing . . . . . . . . . . . . . . . . . . . . . . . . . 95
PCL driver . . . . . . . . . . . . . . . . . . . . . . . . . . . 95
PostScript driver . . . . . . . . . . . . . . . . . . . . . . 96
Printing booklets . . . . . . . . . . . . . . . . . . . . . . . . 97
PCL driver . . . . . . . . . . . . . . . . . . . . . . . . . . . 97
PostScript driver . . . . . . . . . . . . . . . . . . . . . . 98
Printing watermarks . . . . . . . . . . . . . . . . . . . . . . 99
PCL driver . . . . . . . . . . . . . . . . . . . . . . . . . . . 99
PostScript driver . . . . . . . . . . . . . . . . . . . . . .100
Collating . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .101
Font substitution . . . . . . . . . . . . . . . . . . . . . . . .102
PostScript driver – Windows XP . . . . . . . . . . . .102
PostScript driver – Windows 98 . . . . . . . . . . . .103
Printing the list of fonts stored on
the printer. . . . . . . . . . . . . . . . . . . . . . . . . .103
Proof and print. . . . . . . . . . . . . . . . . . . . . . . . . .104
Printing copies. . . . . . . . . . . . . . . . . . . . . . . .105
Deleting copies . . . . . . . . . . . . . . . . . . . . . . .105
Secure printing . . . . . . . . . . . . . . . . . . . . . . . . .106
Confidential printing. . . . . . . . . . . . . . . . . . . .107
Deleting confidential print jobs . . . . . . . . . . . .107
Store to hard disk . . . . . . . . . . . . . . . . . . . . . . .108
Printing copies. . . . . . . . . . . . . . . . . . . . . . . .109
Deleting copies . . . . . . . . . . . . . . . . . . . . . . .109
Overlay printing . . . . . . . . . . . . . . . . . . . . . . . . .110
What are overlays? . . . . . . . . . . . . . . . . . . . .110
An example of using overlays . . . . . . . . . . . . .110
Overview of the steps required . . . . . . . . . . . .110
Creating documents to use as overlays. . . . . . .111
Downloading the print file to use
as an overlay. . . . . . . . . . . . . . . . . . . . . . . .112
Defining overlays . . . . . . . . . . . . . . . . . . . . . .114
Printing posters . . . . . . . . . . . . . . . . . . . . . . . . .118

C7350 User’s Guide> 6
Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . 119
Adding Paper . . . . . . . . . . . . . . . . . . . . . . . . . . .119
Changing the toner cartridge . . . . . . . . . . . . . . . .122
Changing the image drum . . . . . . . . . . . . . . . . . .128
Changing the transfer belt. . . . . . . . . . . . . . . . . .134
Changing the fuser unit. . . . . . . . . . . . . . . . . . . .138
Cleaning the LED head . . . . . . . . . . . . . . . . . . . .140
Transporting the printer . . . . . . . . . . . . . . . . . . .142
Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . 144
LCD messages . . . . . . . . . . . . . . . . . . . . . . . . . .144
Paper jams . . . . . . . . . . . . . . . . . . . . . . . . . . . .147
In the paper tray . . . . . . . . . . . . . . . . . . . . . .147
Behind the front cover . . . . . . . . . . . . . . . . . .148
On the transfer belt . . . . . . . . . . . . . . . . . . . .149
Behind the rear cover. . . . . . . . . . . . . . . . . . .150
In the fuser unit . . . . . . . . . . . . . . . . . . . . . .151
In the duplex unit . . . . . . . . . . . . . . . . . . . . .153
In any additional paper trays . . . . . . . . . . . . .155
Parallel transmission mode . . . . . . . . . . . . . . . . .156
Problem solving . . . . . . . . . . . . . . . . . . . . . . . . .157
Paper feed problems . . . . . . . . . . . . . . . . . . .157
Paper jam has been cleared, but printer
does not print . . . . . . . . . . . . . . . . . . . . . . .157
Printing from Windows . . . . . . . . . . . . . . . . . . . .158
Cannot configure for parallel connection . . . . . .158
Cannot configure for USB connection . . . . . . . .158
Printout is garbled or incorrect with
parallel connection . . . . . . . . . . . . . . . . . . . .159
Cannot print . . . . . . . . . . . . . . . . . . . . . . . . .159
Application error or general protection
fault is displayed . . . . . . . . . . . . . . . . . . . . .160
Insufficient memory . . . . . . . . . . . . . . . . . . . .160
Printing is slow . . . . . . . . . . . . . . . . . . . . . . .160
Printer requests paper size change to
continue printing . . . . . . . . . . . . . . . . . . . . .161
Unclear printing. . . . . . . . . . . . . . . . . . . . . . .161
Miscellaneous . . . . . . . . . . . . . . . . . . . . . . . . . .163
The power is on, but the printer does not
go online. . . . . . . . . . . . . . . . . . . . . . . . . . .163
Print processing does not start . . . . . . . . . . . .163
Print processing cancels . . . . . . . . . . . . . . . . .163
Printer makes a strange noise . . . . . . . . . . . . .164
Printer takes a long time to start printing . . . . .164

C7350 User’s Guide> 7
Toner rubs off when you rub the
printed surface . . . . . . . . . . . . . . . . . . . . . .164
Accessories. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 165
Additional memory . . . . . . . . . . . . . . . . . . . . . . .165
Internal hard disk. . . . . . . . . . . . . . . . . . . . . . . .168
Duplex unit . . . . . . . . . . . . . . . . . . . . . . . . . . . .170
Additional paper trays. . . . . . . . . . . . . . . . . . . . .171
S700 Scancopier system . . . . . . . . . . . . . . . . . . .173
Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . 174
External dimensions . . . . . . . . . . . . . . . . . . . . . .176
Consumables . . . . . . . . . . . . . . . . . . . . . . . . . . . 177
Factory Default Settings . . . . . . . . . . . . . . . . . . . 178
Print menu . . . . . . . . . . . . . . . . . . . . . . . . . . . .178
Media menu. . . . . . . . . . . . . . . . . . . . . . . . . . . .178
Colour menu . . . . . . . . . . . . . . . . . . . . . . . . . . .179
System Config menu . . . . . . . . . . . . . . . . . . . . .179
PCL Emulation menu. . . . . . . . . . . . . . . . . . . . . .180
PPR Emulation menu . . . . . . . . . . . . . . . . . . . . .180
FX Emulation menu . . . . . . . . . . . . . . . . . . . . . .181
Parallel menu. . . . . . . . . . . . . . . . . . . . . . . . . . .182
USB menu . . . . . . . . . . . . . . . . . . . . . . . . . . . . .182
Network menu . . . . . . . . . . . . . . . . . . . . . . . . . .182
Memory menu . . . . . . . . . . . . . . . . . . . . . . . . . .183
Disk Maintenance menu . . . . . . . . . . . . . . . . . . .183
System Adjust menu . . . . . . . . . . . . . . . . . . . . .183
Maintenance menu . . . . . . . . . . . . . . . . . . . . . . .184
Index . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 185
Oki contact details . . . . . . . . . . . . . . . . . . . . . . . 186

C7350 User’s Guide> 8
N
OTES
,
CAUTIONS
&
WARNINGS
NOTE
A note provides additional information to supplement the main
text.
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.
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.

C7350 User’s Guide> 9
I
NTRODUCTION
Congratulations on purchasing this Oki colour printer!
In this chapter you will find a summary of the main features of
your printer followed by some advice on how to use this User’s
Guide to get the most from your printer.
F
EATURES
Three different models to choose from: C7350n, C7350dn,
C7350dtn.
>High speed printing — 24 page per minute colour, 26 page
per minute monochrome.
>Booklet printing.
>Single pass digital technology for high quality, speed and
reliability.
>1200 x 600 dpi resolution for very high quality output.
>Duplex printing for fast reliable two sided output
(standard on C7350dn and C7350dtn, optional on
C7350n).
>High speed, bi-directional parallel interface (IEEE-1284)
and USB 2.0 Full Speed interface.
>Industry standard network connectivity via internal
network interface.
>Automatic interface switching between USB, parallel and
network interfaces.
>High capacity 20Gb hard disk drive.
>PCL5c & PCL6 emulation and genuine Adobe PostScript 3
with automatic switching.
>Versatile paper handling with standard 530 sheet paper
tray and 100 sheet multi purpose tray, up to a maximum
of 1690 sheets capacity with the second and third paper
trays installed.
>Paper weight capacity of 60 g/m² to 203 g/m².
>Standard multi purpose tray for card stock, envelopes etc.

C7350 User’s Guide> 10
>500 sheet output tray (face down) and 100 sheet face up
tray for continuous smooth running output.
>Environmentally friendly: the advanced power save mode
minimises power consumption and the separate toner and
drum design cuts down on waste.
>Automatic colour balance adjustment: in order to ensure
consistent output at all times, the machine automatically
performs a colour check when the machine is switched on,
when the top cover is opened and then closed, and
adjusts the colour balance automatically. It can even be
set to adjust the colour balance during long print runs.
>Auto media detect: detects the weight of the media being
fed through the printer then automatically adjusts the
fusing temperature, speed (if necessary) and transfer
voltage to ensure correct fusing and print quality.
>Your printer is one of the Oki C7350n/C7350dn/C7350dtn
family of colour printers, configured as in the following
table:
MODEL DUPLEX HARD
DISK
2ND
TRAY
3RD
TRAY
CABINET
C7350n Option Option Option Option Option
C7350dn Standard Option Option Option Option
C7350dtn Standard Option Standard Option Standard

C7350 User’s Guide> 11
U
SING THIS MANUAL
This manual will lead you logically through the unpacking, setting
up and operation of your printer to help you to make the best use
of its many advanced features. Also included are guidelines for
troubleshooting and maintenance to ensure that it continues to
perform at its best. Instructions are also provided for adding
optional accessories as your needs evolve.
The User’s Guide has been written using one printer as a model,
and the illustrations/screenshots reflect this. What you see will be
appropriate to the model you are installing.
The User’s Guide has been designed to provide you with a clear
presentation on the installation and maintenance of your new
printer. This information is compiled in the logical sequence
required to result in a successful installation.
NOTE
The information in this manual is supplemented by the
extensive online help facility associated with the printer driver
software.
O
NLINE USAGE
This manual is intended to be read on screen using 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 Table of Contents.)
>In the list of bookmarks click on Index to jump to the
Index. (If the bookmarks are not available, use the Table
of Contents.) Find the term of interest in the
alphabetically arranged index and click on the associated
page number to jump to the page containing the subject.

C7350 User’s Guide> 12
P
RINTING
P
AGES
The whole book, individual pages, or sections may be printed.
The procedure is:
1. From the toolbar, select [File], then [Print] (or press the
Ctrl + Pkeys).
2. Choose which pages you wish to print:
(a) [All pages], for the entire manual.
(b) [Current page] for the page at which you are
looking.
(c) [Pages from] and [to] for the range of pages you
specify by entering their page numbers.
3. Click on [OK].

C7350 User’s Guide > 13
G
ETTING STARTED
U
NPACKING
After unpacking the printer and choosing a suitable place to put
it, check that all the necessary parts are available to continue.
1. The printer.
2. 4 toner cartridges (cyan, magenta, yellow and black).
3. CD-ROM disks containing printer drivers, network
software and documentation (see following page for
contents).
4. LED lens cleaner (not illustrated).
5. Light proof plastic bags (not illustrated).
6. 2 Power cables (UK and European).
7. Setup Guide (not illustrated).
Retain all packing materials to facilitate transport.
WARNING!
This printer has a weight of 48 kg. 2 people are required
to lift the printer safely.

C7350 User’s Guide > 14
CD-ROM
DISK CONTENTS
The CD-ROM disks supplied with your printer contain the
following software:
CD1 - D
RIVERS
>Oki LPR
>CD Install
>Oki Template
>Printer Drivers (all languages)
The software utilities are described briefly in the Help facility on
the CD and can be installed as required.
CD2 - M
ANUALS
>Printer User’s Guide
CD3 - N
ETWORK
>PrintSuperVision
>NDPS
>OkiCD Install
>OkiStorage Device Manager
>PDF Direct Printing
>Print Control Software
>Networking User’s Guide

C7350 User’s Guide > 15
P
RINTER LOCATION
Place the printer on a flat surface large enough and strong
enough to accept the size and weight of the printer. There must
be sufficient space around the printer to allow for access and
printer maintenance.
20cm
40cm 20cm
60cm
60cm
48kg
48
Kg.

C7350 User’s Guide > 16
P
RINTER COMPONENTS
1. Top cover
2. Control panel
3. Top cover release catch
4. Multi purpose tray (manual feed)
5. Paper support extension
6. Paper guides
7. Front cover
8. Paper tray
9. Paper level indicator
10. Power switch

C7350 User’s Guide > 17
11. LED heads (4)
12. Discharge roller
13. Fuser unit
14. Image drum and toner cartridge (cyan)
15. Image drum and toner cartridge (magenta)
16. Image drum and toner cartridge (yellow)
17. Image drum and toner cartridge (black)

C7350 User’s Guide > 18
18. Power connector
19. Rear exit paper tray
20. Interfaces and option card slot
21. USB interface connector
22. Parallel interface connector
23. Network interface

C7350 User’s Guide > 19
S
ETTING UP
Before connecting this printer to a computer and power supply,
the toner cartridges must be installed and paper inserted in the
paper tray.
P
ACKAGING AND PROTECTIVE SHEET REMOVAL
1. Remove any adhesive tape and packaging from the
printer.
2. Using the release handle, open the top cover.

C7350 User’s Guide > 20
3. Remove the LED head restrainer from behind the LED
heads in the top cover.