Oki C911dn User manual

Read for any points that
are not understood, or
for maintenance
1
Troubleshooting
2
Maintenance
Index
User’s Manual
Troubleshooting/Daily
Maintenance Manual
Store this manual carefully close to hand so it can be viewed at any time.
C911dn
C931/C931e/C931DP
C941/C941e/C941DP
ES9411dn
ES9431dn
ES9541dn

- 2 -
zManual Conguration
The following user manuals are enclosed with the product.
The e-manual is stored as software on DVD-ROM.
4
BasicDevice
Operations
Preparingthe printer
andprinting
2
SettingUp
Before
use
User'sManual
Basic
C911dn
C931dn
C941dn
ES9411dn
ES9431dn
ES9541dn
○Thismanualcontains cautions on how to use this product safety.
Beforeyouuse this product, please make sure that you read this manual.
○Carefullystorethis manual close to hand so.
1
Appendix
Index
3
Printing
Basic
Preparing the printer to print
Try using various functions
Read for any points that are not understood, or for maintenance
Using C941/ES9541dn
This guide describes the precautions for safe
use of the device. Make sure to read before use.
Further, basic uses from the device installation
methods to initial printing are also explained.
The device functions are described in the
appendix.
Read these guides as necessary
Advanced
2
Step
This guide explains the various paper print methods
and how to use useful functions. Read to optimize the
printing environment or to adjust the color, etc., using
the enclosed utility software.
Further, this guide also explains the items that can be
set from the control panel, and the network settings.
Troubleshooting/Daily
Maintenance Manual (This manual)
This manual explains the procedures for paper jams, and
troubleshooting method if an error message is displayed.
This manual also explains daily maintenance such as
now to replace consumables and maintenance units, and
cleaning, etc.
•Troubleshooting
•Maintenance
•Consumables, maintenance products,
options, color management server,
etc.
・E-format
・E-format
・E-format
Read this first
Easy Guide (Set-up Guide)
Opening the box and installing the printer
1
Step
This guide uses illustrations to explain the
methods from opening the box to installation.
For the advanced setup guide, see the "Basic".
・Pamphlet
•Checking the product
•Parts nomenclature and functions
•Using the device to its fullest
•Installing the device
•Turning ON and OFF the power supply
•Test printing using the printer only
•Connecting to a PC
•Paper
•Printing
•Paper ejection
•Setting Power Save mode
•Setting auto power OFF
•Checking the print quantity,
consumables, remaining maintenance
unit quantity, and remaining service life
•Cancelling a print job
•Adding printers using LPD protocols
(TCP/IP)
•Table of control panel menu items
•Basic Windows procedures
•Printer specifications
•Useful print functions
•Adjusting the color
•Using utility software
•Network settings
•
Checking and changing printer settings
using the control panel
Separate Volume Spot Color Guide
This guide explains how to set up the Spot
Color kit and check the printer drivers, and
how to print using Spot Color. Make sure to
read before use.
•Setting the Spot Color kit
•Control panel explanation
•Checking the printer drivers
•Table of printer driver functions
•Printing on color paper
•Printing on transparent film
•Specifying and printing Spot Color
toner using the applications
•Fine-tuning white
•Switching Spot Color kits
・E-format
1040mm
41inch
620mm
24.4inch
200mm
7.9inch
600mm
23.6inch
91.6kg
202lb
91.6kg
202lb
45583101EERev1
2
C911dn/C931dn/E9411dn/ES9431dn Set-up Guide
1 3
4 5 6 7
8 9 10
Readfor anypoints that
arenot understood, or
formaintenance
1
Troubleshooting
2
Maintenance
Index
User’sManual
Troubleshooting/Daily
Maintenance Manual
C911dn
C931dn
C941dn
ES9411dn
ES9431dn
ES9541dn
○Storethismanual carefully close to hand so it can be viewed at any time.
User’sManual
C941dn
ES9541dn
Separate Volume Spot Color Guide

- 3 -
zReading the Manual
Symbols
Note
zThese are cautions and restrictions for the correct operation of the device. Make sure to read to avoid misoperation.
Memo
zKnowledge of the information before using the device is useful and can act as a reference. Reading is recommended.
Reference
zThese are the reference pages. Read to learn detailed information and relevant information.
DANGER
zMishandling due to ignoring this display may cause death or serious injury.
W
ARNING
zMishandling due to ignoring this display may cause death or serious injury.
CAUTION
zMishandling due to ignoring this display may cause personal injury.
Keys, Buttons, and Symbols
This chapter described the following keys, buttons, and symbols.
Inscription Description
[ ] button/key
zThe control panel buttons and 10-key pad are described below.
E.g.:
[OK] button [BACK] button
[Fn] key [CLEAR] key
zIndicates your PC keyboard.
[ ]
zDescribes the menu name on the liquid crystal panel.
zDescribes the PC menus, windows, and dialog box names.
" "
zDescribes the messages and input text displayed in the liquid crystal
panel.
zDescribes the le and screen names on the PC.
zDescribes the reference title.
> Describes the menu level of the printer or PC.

- 4 -
Illustrations
The printer illustrations used herein show the
C931 model unless otherwise specied.
Illustrations may differ from the actual product.
Screens
The images of the control panel and PC used
herein are examples. The images may differ
from actual products and screens.

- 5 -
Inscriptions
The following inscriptions are used in this manual.
⿟C911dn →C911
⿟C931dn →C931
⿟C941dn →C941
⿟ES9411dn →ES9411
⿟ES9431dn →ES9431
⿟ES9541dn →ES9541
⿟Microsoft®Windows®7 64-bit Edition operating system →Windows 7 (64-bit Edition)
⿟Microsoft®Windows®7 operating system →Windows 7
⿟Mac OS X10.3.9 or later →Mac OS X
The manuals enclosed with the printer use as examples Windows 7 in the case of Windows, and OS X
10.8 in the case of Mac OS X unless otherwise specied.
Depending on the OS and model used, descriptions in this manual may differ.

- 6 -
Contents
Manual Conguration........................................................................... 2
Reading the Manual ............................................................................. 3
Symbols.................................................................................................................. 3
Keys, Buttons, and Symbols....................................................................................3
Illustrations............................................................................................................ 4
Screens................................................................................................................... 4
Inscriptions ............................................................................................................ 5
1 Troubleshooting................................................................... 9
Troubleshooting solutions procedure................................................. 10
Paper jams ........................................................................................ 11
Checking messages (if a paper jam occurs).......................................................... 11
Removing jammed paper...................................................................................... 14
If paper messages are displayed ....................................................... 36
If replace consumables messages are displayed ............................... 38
If other messages are displayed ....................................................... 40
Printing Troubles ............................................................................... 45
Unable to print ..................................................................................................... 45
Printer driver malfunctions................................................................................... 49
Print quality is poor .............................................................................................. 52
Paper feed is poor ................................................................................................ 57
When image disturbance occurs ........................................................................... 58
Adjusting the print result ..................................................................................... 58
2 Maintenance ...................................................................... 59
Replacing consumables and maintenance unit................................... 60
Consumables and maintenance unit service life ................................................... 60
When the replacement period is approaching....................................................... 62
Replacing toner cartridges.................................................................................... 63
Replacing Image Drums ....................................................................................... 66
Replacing belt units and transfer roller units........................................................ 69
Replacing fuser units ............................................................................................ 75
Replacing waste toner boxes ................................................................................ 77
Replacing paper feed rollers ................................................................................. 79
Device Maintenance ........................................................................... 87
Cleaning device surfaces ...................................................................................... 87
Cleaning LED heads .............................................................................................. 87
Cleaning feed rollers............................................................................................. 93

- 7 -
Cleaning the Transfer Roller Unit and Paper Transfer Path ................................... 96
Cleaning the Pinch Roller...................................................................................... 99
Moving and shipping the device ...................................................... 100
Moving the device ............................................................................................. 100
Shipping the device .......................................................................................... 100
Index .................................................................................... 103

- 8 -
Memo

- 9-
Troubleshooting
1
2
IndexMaintenance
1
Troubleshooting
Troubleshooting solutions procedure … 10
Paper jams……………………………………… 11
If paper messages are displayed ……… 36
If replace consumables messages are
displayed ……………………………………… 38
If other messages are displayed ………40
Printing Troubles …………………………… 45

- 10 -
Troubleshooting solutions procedure
Troubleshooting
1
2
IndexMaintenance
zTroubleshooting solutions procedure
This chapter describes the procedure for solving the problems occurred while using the printer.
If you are unable to solve the problem with this procedure, contact the designated customer service
center.
When there is a display of paper jam, refer
to the page 11 and solve it.
When there is a display of replacement
timing or service life of consumables and
maintenance items, refer to the page 60
and solve it.
When there is a display of other errors,
refer to the page 36 and solve it.
In the even to trouble refer to the
following pages for solution.
zUnable to print: page 45
zPrinter drivers cannot be installed: page 49
zUnable to print with ne quality: page 52
zAbnormal paper feeding: page 57
Is error message or error code displayed on the control panel?
If it is displayed If it is not displayed
When you cannot solve
Record the error
message displayed on
the control panel.
Call your designated help desk.