Oki es7120 User manual

ES7120/ES7130
Reference Guide

Preface > 2
P REFACE
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.
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:
www.okiexecutiveseries.com
07110001 Iss.01, Copyright © 2010 Oki Europe Ltd. All rights reserved.
Oki is a registered trademark of Oki Electric Industry Company, Ltd.
Oki Printing Solutions is a trademark of Oki Data Corporation.
Energy Star is a trademark of the United States Environmental Protection Agency.
Microsoft, MS-DOS and Windows are registered trademarks of Microsoft Corporation.
Apple, Macintosh, Mac and Mac OS are trademarks of Apple Inc.
Other product names and brand names are registered trademarks or trademarks of their
proprietors.
Printer Model No: ES7120: JEB12; ES7130: JEB13
As an Energy Star Program Participant, the manufacturer has determined that
this product meets the Energy Star guidelines for energy efficiency.
This product complies with the requirements of the Council Directives 2004/
108/EC (EMC) and 2006/95/EC (LVD) 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 and Energy Using
Products.
The following cables were used to evaluate this product to achieve EMC directive
2004/108/EC compliance and configurations other than this may affect that compliance.
CABLE TYPE LENGTH
(METRE) CORE SHIELD
Power 2.0 ✘✘
USB 3.0 ✔✘
Serial 3.0 ✔✘
Parallel 3.0 ✔✘
LAN 3.0 ✔✘

Emergency first aid > 3
E MERGENCY FIRST AID
Take care with toner powder:
If swallowed, give small amounts of cold water and seek medical
attention. DO NOT attempt to induce vomiting.
If inhaled, move the person to an open area for fresh air. Seek medical
attention.
If it gets into the eyes, flush with large amounts of water for at least
15 minutes keeping eyelids open. Seek medical attention.
Spillages should be treated with cold water and soap to help reduce
risk of staining skin or clothing.
M ANUFACTURER /I MPORTER TO THE EU/A UTHORISED
REPRESENTATIVE
Oki Europe Limited (trading as Oki Printing Solutions)
Blays House
Wick Road
Egham
Surrey, TW20 0HJ
United Kingdom
For all sales, support and general enquiries contact your local distributor.
E NVIRONMENTAL INFORMATION

Environmental information > 4
C ONTENTS
Preface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2
Emergency first aid . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3
Manufacturer/Importer to the EU/Authorised representative. . . . . . . . .3
Environmental information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3
Notes, cautions and warnings. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8
Basic operations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .9
Main components and their functions. . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Standard configuration. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
With accessories . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10
Internal view . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .11
Switching on and off the power. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .12
Switching on the power . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .12
Switching off the power . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .12
Power save mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .13
Exiting the power save mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .13
Cancelling/checking printing. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .13
Cancelling printing. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .13
Checking status of print data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .13
Displaying optional accessory configuration and paper tray settings . . . . . .14
Printing PDF files from USB flash drive. . . . . . . . . . . . . . . . . . . . . . . . . . .14
Control panel. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .15
Control panel features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .15
Display. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .16
Print screen . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .16
Menu screen. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .16
Navigating the control panel menus. . . . . . . . . . . . . . . . . . . . . . . . . . . . .16
Changing the display and reporting language . . . . . . . . . . . . . . . . . . . . . .17
Printing the menu map . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .17
How to change password - administrator . . . . . . . . . . . . . . . . . . . . . . . . .17
Menu Map . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .19
Print media . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .24
Media sizes. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .24
Custom sizes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .24
Configuring custom sizes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .25
Loading media . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .25
Loading standard size paper . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .25
Media types . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .27
Envelopes. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .29
Loading envelopes. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .30
Labels . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .30
Prohibited media types and conditions - usable paper . . . . . . . . . . . . . . . .30
Configuring tray selection. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .31
Advanced media control. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .31
Storing and handling media . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .32
Menu settings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .33
USB drive menu . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .33
Print jobs menu. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .33
Configuration - Page counts menu. . . . . . . . . . . . . . . . . . . . . . . . . . . .34
Configuration - Supplies life menu. . . . . . . . . . . . . . . . . . . . . . . . . . . .35
Configuration - Network menu . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .36
Configuration - System menu . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .36
Information menu . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .37
Menus - Tray configuration menu . . . . . . . . . . . . . . . . . . . . . . . . . . . .37
Menus - Sys config menu . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .40

Environmental information > 5
Admin menus . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .41
Admin - Network Menu . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .41
Admin - Print menu . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .43
Admin - PCL emulation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .44
Admin - FX emulation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .45
Admin - Parallel menu . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .46
Admin - Serial menu . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .46
Admin - USB menu . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .48
Admin - Date/time menu . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .48
Admin - Flash menu . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .49
Admin - Disk menu . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .50
Admin - Comp FLASH menu . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .51
Admin - Spooling menu . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .52
Admin - Job accounting menu. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .53
Admin - Change password menu. . . . . . . . . . . . . . . . . . . . . . . . . . . . .53
Admin - Maintenance menu . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .53
Advanced printing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .54
Printing on banners . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .54
Manual feed . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .55
Selecting number of copies. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .55
Collating copies. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .55
2-sided printing - duplex . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .56
Cover sheet . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .56
Fit to page . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .56
Multiple pages to single sheet (N-up). . . . . . . . . . . . . . . . . . . . . . . . . .56
Finishing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .56
Poster printing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .56
Job offset . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .56
Print quality . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .56
Font substitution . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .56
Watermark . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .57
Direct printing of PDF files . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .57
Printing a PDF file . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .57
Printing via electronic mail /e-mail printing. . . . . . . . . . . . . . . . . . . . . . . .58
Environment settings for e-mail printing . . . . . . . . . . . . . . . . . . . . . . .58
Sending e-mails . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .59
Points to note when sending e-mails . . . . . . . . . . . . . . . . . . . . . . . . . .59
Barcode printing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .59
Font based barcodes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .59
Computational barcodes using PCL5 . . . . . . . . . . . . . . . . . . . . . . . . . .60
intelligent barcoding . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .60
Printing stored and secure documents . . . . . . . . . . . . . . . . . . . . . . . . . . .61
Stored jobs. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .61
At the computer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .61
At the printer control panel. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .62
Secure print . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .62
At the computer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .62
At the printer control panel. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .63
Proof print . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .63
Configuring proof print. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .64
At the printer control panel. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .64
Timed job. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .64
Configuring a timed job . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .64
Cancelling a timed job . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .65
Network operations. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .66
Network protocols . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .66
Network features. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .66

Environmental information > 6
IP filtering . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .66
IPv6 protocol support. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .67
SNMP. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .67
Embedded web server. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .69
Web pages for general use . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .70
Status . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .70
Status - printer summary. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .71
Status - network summary. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .72
Usage report. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .73
Print jobs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .73
Links . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .74
Send file . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .74
Web pages for administrator use. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .75
Print jobs admin . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .76
Printer - print menu - print method . . . . . . . . . . . . . . . . . . . . . . . . . . .77
Printer - print menu - print quality . . . . . . . . . . . . . . . . . . . . . . . . . . .78
Printer - print menu - print system adjust menu . . . . . . . . . . . . . . . . . .79
Printer - media menu. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .80
Printer - printer sys config menu. . . . . . . . . . . . . . . . . . . . . . . . . . . . .81
Printer - emulation - PCL emulation. . . . . . . . . . . . . . . . . . . . . . . . . . .82
Printer - emulation - FX emulation. . . . . . . . . . . . . . . . . . . . . . . . . . . .83
Printer - interface - parallel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .84
Printer - interface - serial . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .85
Printer - interface - USB. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .86
Printer - job accounting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .87
Printer - save / restore. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .88
Printer - hex dump . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .88
Printer - information print. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .89
Network - network summary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .90
User FLASH - files . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .91
User FLASH - print summary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .91
User FLASH - format . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .92
Security - protocol on/off . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .92
Security - IP filtering . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .93
Security - storage devices . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .94
Security - panel lockout . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .95
Security - password configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . .95
Maintenance - reset/restore . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .96
Links - links . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .97
Links - edit links . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .97
Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .98
When paper jams . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .98
Inside cover A. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .98
Inside paper tray. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .100
Inside cover B. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .101
Inside cover C (duplex unit) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .102
Inside cover D (offset catch trays). . . . . . . . . . . . . . . . . . . . . . . . . . .103
When Problems Occur . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .103
When the print quality is poor. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .107
Message list . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .109
Network related troubles . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .113
Using TCP/IP. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .113
For Windows. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .114
Using printer web page . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .114
E-mail related problems. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .115
Daily care . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .116
Drum/Toner cartridge replacement . . . . . . . . . . . . . . . . . . . . . . . . . . . .116

Environmental information > 7
Caution on handling the drum/toner cartridge. . . . . . . . . . . . . . . . . . .116
Replacing the drum/toner cartridge . . . . . . . . . . . . . . . . . . . . . . . . . .117
Printing reports/lists . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .119
Types of reports/lists . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .119
Checking printer status via E-mail. . . . . . . . . . . . . . . . . . . . . . . . . . . . .119
About mail notice service . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .120
Settings for mail notice service . . . . . . . . . . . . . . . . . . . . . . . . . . . . .120
Setting the E-mail environment. . . . . . . . . . . . . . . . . . . . . . . . . . . . .120
Checking printed pages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .121
Checking total printed pages on meter. . . . . . . . . . . . . . . . . . . . . . . .121
Cleaning the printer. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .121
Cleaning the exterior . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .121
Cleaning the interior . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .122
Cleaning the feed rollers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .122
When moving the printer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .125
Appendix A . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .127
PCL emulation symbol sets . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .127
Appendix B . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .128
Computational Barcodes. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .128
How barcoding works. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .128
Interpretation of Font Selection Parameters . . . . . . . . . . . . . . . . . . . .129
Barcode Symbology. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .129
Index. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .134

Notes, cautions and warnings > 8
N OTES , CAUTIONS AND WARNINGS
For the protection of your product, and in order to ensure that you benefit from its full
functionality, this model has been designed to operate only with genuine original toner
cartridges. Any other toner cartridge may not operate at all, even if it is described as
“compatible”, and if it does work, your product's performance and print quality may be
degraded.
Use of non-genuine products may invalidate your warranty.
Specifications subject to change without notice. All trademarks acknowledged.
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.
CAUTION!
Data Loss in Hard Disk/Compact Flash Disk
Saved data may be lost if the hard disk/compact flash in the printer
breaks down due to external shocks or if the power is accidentally
cut off in a manner not following the methods listed in this guide or
other documentation. Oki is not responsible for such data loss and
any consequence caused by such data loss.
CAUTION!
Class I Laser System
>This product is a “Class I Laser System” that does not emit
dangerous laser beam.
>Operate the printer according to the instructions in this guide.
>Do not carry out any operation not mentioned in the guide.
Otherwise, it may lead to unforeseen accident or printer
breakdown.

Basic operations > 9
B ASIC OPERATIONS
M AIN COMPONENTS AND THEIR FUNCTIONS
S TANDARD CONFIGURATION
NO. NAME DESCRIPTION
1. Centre output
tray Print jobs are output here with the printed side facing down.
2. Control panel Consists of the essential operation buttons,
indicators and display.
3. Ventilation
hole Releases heat to prevent the interior of the printer from heating up. Do not block.
4. Paper meter A meter to check the amount of remaining
paper. Attached to the 550 tray.
5. Tray 1 Sets the 150 tray.
6. Tray 2 Sets the 550 tray.
7. Power switch Switches the power of the printer on and off.
Pressing the switch to the <|> position switches
it on and pressing it to the <0> position
switches it off.
8. Paper stopper Raise this when printing on paper larger than
Letter/A4 size.
9. Host USB port For connecting the USB Flash Drive.
10. Power cord
cable
connector
For connecting the power cord cable.
11. Parallel
connector For connecting the parallel cable.
12. Network
connector For connecting the network cable when connecting this printer to the network for use.
13. USB connector For connecting the USB cable.
10
11
12
13
14
15
3
3
3
12
3
4567
8
9

Basic operations > 10
W ITH ACCESSORIES
14. Serial
connector For connecting the serial cable.
15. Duplex unit
connector For connecting the duplex unit.
NO. NAME DESCRIPTION
1. Offset catch
tray (optional) Allows you to stagger the output position for each print job (offset output).
2. Cover D
(optional) Open this when paper is jammed inside the offset catch tray.
3. Rear tray Use this tray if you want to reduce curling of
paper when printing heavyweight paper. Print
jobs are output here with the printed side
facing up.
4. Duplex unit
(Cover C) Enables 2 sided printing. When paper is jammed inside the duplex unit, it is described
as cover C.
5. Rear output
tray lever When the rear tray has been installed, the paper output location can be switched between
it and the centre output tray. Raise the lever to
output to the rear tray and lower the lever to
output to the centre output tray.
6. A4 universal
tray (optional
Tray3 and
Tray4)
Can install up to two levels of an Letter/A4
universal tray (550) to this printer.
7. Right
detachable
cover
Remove this when installing optional
accessories such as hard disk, compact flash
and additional DDR memory module.
NO. NAME DESCRIPTION
12
3
4
56
7