C824/C834/C844/ES8434Advanced Manual

Oki C844 Advanced Manual

Before starting

For Your Safety

About This Manual

Trademarks

License

Setup

Setup Flow

Checking the Placement Environment

Checking Package Contents

names of components

How to Use of the Operator Panel

How to Use the Numeric Keypad

Function Menu List

Preparing Your Printer

Loading Paper

About the Power Supply

Connecting the Power Code

Turning On the Power

What You Should Do If You Do Not Use This Machine for an Extended Period of Time

Test Printing from the Printer

Changing the Administrator Password

Connecting to a Computer

Connection Method and Flow

Product Requirements

Types of Drivers

Connecting to a Wireless LAN

Connecting to the Machine Directly (AP Mode)

Connecting a USB Cable

Connecting a LAN Cable

Installing a Printer Driver to a Computer

Selecting a connecting method between different segments

Print

Supported Paper

Paper Loaded on the Tray

How to Print from the Tray

How to Print from the MP Tray

Paper Output

Canceling Printing

Energy Saving Function

About Energy Saving

Setting the Time Before Entering the Power Save Mode

Setting the Time Before Entering the Sleep Mode

Automatically Turning the Machine Off (Auto Power Off)

Setting the Time Before Entering the Auto Power Off Mode

Troubleshooting

When an Error Message Appears on the Display Screen (When the ATTENTION Indicator Lights Up/Blinks)

Error Messages

When Paper Jams Occur

Error Code "372

Error Code "380", "401", "637

Error Code "381", "638

Error Code "382", "383", "385", "639", "640

Error Code "390", "637

Error Code "391", "392", "393", "394", "632", "633", "634

Other Issues

network connection problems

Unable to Install a Printer Driver Successfully

Image Quality Issues

Vertical White Lines Appear

Printed Images are Fading Vertically

White Spots and Lines Appear

Horizontal Lines and Spots Appear Periodically

White Area on Paper is Lightly Stained

The Entire Paper Area is Lightly Stained When Printing on Envelopes or Coated Paper

Uneven Gloss

Dirt is Printed

Nothing is Printed

Color of the printed image is not what you expect

Problems on the Machine

Maintenance

Replacing Consumables

Replacing the Toner Cartridge

For K (black) Toner Cartridge Only

For C (cyan), M (magenta), Y (yellow) Toner Cartridge

Replacing the Image Drum

Replacing the Image Drum Only

Replacing the Image Drum and Toner Cartridge at the Same Time

Replacing Maintenance Units

Replacing the Fuser Unit

Cleaning

Cleaning the LED Head

Cleaning the Light-shielding Film

Cleaning the Paper Feed Rollers (MP Tray)

Cleaning the Resist Roller

Moving This Machine

Transporting This Machine

Before the printer disposal

Deleting a Printer Driver

Updating a Printer Drivers

Updating the Firmware

Appendix

How to open printer folder

Menu List of the Operator Panel

Options

Installing the Duplex Unit (C824n, C834nw Only)

Installing the Wireless LAN module (C824, ES8434 Only)

Installing the Caster Base

Installing the Additional Tray Unit(s)

C824

about this manual

About Screens and Functions of Each Printer Driver

Windows PCL Printer Driver

Windows PS Printer Driver (C834/C844/ES8434)

Mac PCL Printer Driver (C824 Only)

Mac PS Printer Driver (C834/C844/ES8434)

Printing on Various Types of Paper

Printing on Envelopes

Printing on Labels

Printing on Custom Size Paper

Printing on Long Paper

Changing the Finish

Adjusting the Color

Adjusting Color Balance (Density)

Changing Black Finish

Using Color Matching on Printer Driver

Simulating Printing Results for Ink

Color Separation

Adjust the Half-tone Density

Adjusting Color with Software

Obtaining Better Print Results

Changing Print Quality (Resolution)

Print Using the Printer Fonts

Print Using the Fonts of Computer

Printing as an Image

Making White Stripes at the Boundaries Between Colors Inconspicuous (Trapping)

Useful Print Functions

Saving toner and paper

Printing on Both Sides of Paper (Duplex Printing)

Combining Multiple Pages onto One Sheet of Paper (Multiple page printing)

Various printing functions

Enlarging or Reducing to Fit the Specified Paper Size

Collating a Multiple Page Document in Units of Copies

Dividing a Document to Print on Some Sheets for Making a Poster

Adding Semi-transparent Text (Watermarks)

Overlaying Forms or Logos (Overlay)

Changing the printing method

Printing Manually One by One

Printing from the Last Page of a Document

Selecting a Tray Automatically for the Specified Paper

Switching to Another Paper Feed Tray Automatically When a Tray Runs Out Of Paper

Printing Frequently Used Documents without a Computer

Storing Print Data in This Machine before Printing

Outputting a Document to a File Instead of Printing on Paper

Printing Confidential Document

Other printing functions

Changing Emulation Mode (Printer Language)

Printing Data in USB Memory

Saving Frequently-Used Settings in the Printer Driver to Use

Changing the Default Settings with a Printer Driver

Adjusting the Print Position in the Additional Tray

Management / Setting the Printer

Checking the Current Settings

Changing the Printer Settings

Other Setup Menu

Print Statistics

Setup the Buzzer

Hiding the paper size confirmation message

User Authentication (Access Control)

Log in to This Machine

Registering IC Card Information

Initializing

Initializing the Network Settings

Initializing the Settings of the Device

Web Page of This Machine

Open the Web Page of This Machine

Changing the Administrator Password (Web Page)

Checking or Changing the Settings of the Printer

Setting Power Save Mode (Web Page)

Setting Sleep Mode (Web Page)

Encrypting Communication with SSL/TLS

Using IPP

Encrypting Communication with IPSec

Limiting by Using an IP Address (IP Filtering)

E-mail Alert

Using SNMPv3

Setting IEEE802.1X (Wireless LAN)

Connecting Wireless LAN (WPA/WPA2-EAP)

Setting the LDAP Server

E-mail Setup (Web Page)

Utility Software

List of Utility Software

Mac Utilities

Installing Software

Color Correct Utility

Changing Gamma Value or Hue

Printing in Adjusted Color Settings

Importing Color Correction Settings

Deleting Color Correction Settings

Color Swatch Utility

Customizing the Color Swatch

PS Gamma Adjuster Utility

Printing with a Registered Halftone

Configuration Tool

Starting Configuration Tool

Displaying the Alert Info

Setting the Network

C824N

C834