Name: Oki C844
Brand: Oki
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Changing the Finish

Adjusting the Color

Obtaining Better Print Results

This section describes settings to obtain better print results when printing from a computer.

Table of Contents3
About Screens and Functions of each Printer Driver6
Windows PCL Printer Driver7
Windows PS Printer Driver (C834/C844/ES8434)9
Mac PCL Printer Driver (C824 Only)11
Mac PS Printer Driver (C834/C844/ES8434)15
Printing on Various Types of Paper20
Printing on Envelopes21
Printing on Labels23
Printing on Custom Size Paper25
Printing on Long Paper27
Changing the Finish29
Adjusting the Color30
Adjusting the Density30
Adjusting Color Balance (Density)31
Printing Color Data in Grayscale31
Changing Black Finish32
Using Color Matching on Printer Driver33
Simulating Printing Results for Ink34
Color Separation35
Adjust the Half-Tone Density36
Changing the Mono-Print Mode36
Adjusting Color with Software37
Correcting Color Registration Error Manually37
Obtaining Better Print Results38
Enhancing Photos38
Changing Print Quality (Resolution)39
Emphasizing Fine Lines40
Print Using the Printer Fonts41
Print Using the Fonts of Computer42
Printing as an Image43
Eliminating White Gap between Text and Background (Overprinting Black)43
Making White Stripes at the Boundaries between Colors Inconspicuous (Trapping)44
Useful Print Functions46
Saving Toner and Paper47
Saving Toner47
Printing on both Sides of Paper (Duplex Printing)49
Combining Multiple Pages Onto One Sheet of Paper (Multiple50
Various Printing Functions51
Enlarged / Reduction Print51
Enlarging or Reducing to Fit the Specified Paper Size52
Collating a Multiple Page Document in Units of Copies53
Dividing a Document to Print on some Sheets for Making a Poster54
Making a Booklet55
Adding Semi-Transparent Text (Watermarks)56
Overlaying Forms or Logos (Overlay)57
Changing the Printing Method59
Printing Only the Cover from a Different Tray59
Printing Manually One by One60
Printing from the Last Page of a Document62
Selecting a Tray Automatically for the Specified Paper63
Switching to Another Paper Feed Tray Automatically When a Tray Runs out of Paper64
Printing Frequently Used Documents Without a Computer66
Storing Print Data in this Machine before Printing67
Outputting a Document to a File Instead of Printing on Paper68
Downloading PS Files (C834/C844/ES8434)68
Printing Confidential Document69
Encrypting the Print Data and Setting a Password before Printing (Private Print)69
Other Printing Functions71
Printing out PS Errors (C834/C844/ES8434)71
Changing Emulation Mode (Printer Language)72
Printing E-Mail Attachment Files72
Printing Data in USB Memory73
Saving Frequently-Used Settings in the Printer Driver to Use74
Changing the Default Settings with a Printer Driver75
Editing Margins75
Adjusting the Print Position in the Additional Tray76
Management / Setting the Printer77
Checking the Current Settings78
Changing the Printer Settings79
Administrator Setup Menu79
Other Setup Menu85
Print Statistics90
Boot Menu91
Setup the Buzzer92
Hiding the Paper Size Confirmation Message92
If a Power Failure Occurs93
User Authentication (Access Control)94
Preparation (for Administrator)94
Log in to this Machine99
Printing from a Computer99
Registering IC Card Information102
Initializing103
Initializing Flash Memory103
Initializing the Network Settings104
Initializing the Settings of the Device105
Web Page of this Machine106
Operating from the Web Page of the Printer106
Open the Web Page of this Machine107
Log in as the Administrator107
Changing the Administrator Password (Web Page)108
Checking or Changing the Settings of the Printer109
Store a Menu Map as a Data File110
Setting Power Save Mode (Web Page)110
Setting Sleep Mode (Web Page)111
Setting Auto Power off Mode (Web Page)111
Encrypting Communication with SSL/TLS112
Disabling HTTP113
Using IPP114
Encrypting Communication with Ipsec115
Limiting by Using an IP Address (IP Filtering)118
Limiting by Using a MAC Address (MAC Address Filtering)118
E-Mail Alert119
Using Snmpv3120
Using IEEE802.1X (Wired LAN)120
Setting IEEE802.1X (Wireless LAN)122
Connecting Wireless LAN (WPA/WPA2-EAP)123
Setting the LDAP Server124
E-Mail Setup (Web Page)125
About Items that Can be Set or Checked125
Utility Software129
List of Utility Software130
Windows Utilities130
Mac Utilities131
Installing Software132
Color Correct Utility134
Changing Palette Color134
Changing Gamma Value or Hue136
Printing in Adjusted Color Settings137
Saving Color Correction Settings137
Importing Color Correction Settings138
Deleting Color Correction Settings139
Color Swatch Utility140
Printing Color Swatch140
Customizing the Color Swatch141
Printing a File with the Color You Want141
PS Gamma Adjuster Utility142
Registering an Adjusted Halftone142
Printing with a Registered Halftone143
Configuration Tool144
Registering this Machine144
Starting Configuration Tool145
Checking the Status of this Machine145
Displaying the Alert Info146
Setting the Network148
Registering ICC Profile149
Registering Forms (Form Overlay)149
Checking the Free Space in Memory/Hard Disk Drive150
Registering a User Name and Password151
Removing this Machine152
Descriptions of Screens for Configuration Tool153
OKI LPR Utility156
Starting OKI LPR Utility156
Registering a Device to OKI LPR Utility157
Checking the Status of a Registered Device157
Forwarding Print Jobs to a Registered Device158
Printing the same Document from the Registered Multiple Devices159
Opening the Web Page of the Registered Device159
Following the IP Address of the Registered Device Automatically160
Setting the Web Port Number of the Machine160
Sending a File to a Device that Is Registered in OKI LPR Utility161
Deleting an Unnecessary Print Job161
Uninstalling OKI LPR Utility (Uninstall)162
Network Extension163
Showing Printer Properties163
Checking the Settings of the Machine164
Set Options Automatically164
Uninstall the Utility165
Network Card Setup (Mac)166
Setting the IP Address166
Configuring Web Settings167
Quitting Network Card Setup167
Monitoring Tool168
Registering a Printer168
Updating Printer Firmware169
Updating the Printer Software170
Changing the Monitoring Tool Settings170
Deleting a Printer171
Problems on Monitoring Tool172
Print Job Accounting Client173
For Windows173
For Mac os175
Using from a Mobile Device176
Printing from a Mobile Device177
Using the Mobile Print177
Airprint (C834/C844/ES8434)178
IPP Everywhere181
Google Cloud Print182
Displaying How to Fix the Error on the Mobile Device189
Mobile Device Problems190
Mobile Print Problems190
Airprint Problems191
Troubleshooting for IPP Everywhere192
Google Cloud Print Problems193

Oki C844 Advanced Manual

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Oki C844 Specifications

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Brand	Oki
Model	C844
Category	Printer
Language	English