Troubleshooting

User's Guide (Product Manual)
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Before You Start
Third Party Services and Software
Legal Notices
Legal Limitations on the Usage of Your Product and the Use of Images
Using the User's Guide
How to Use the User's Guide
Operating Environment
Installing the User's Guide
Uninstalling the User's Guide
Screen Layout of the User's Guide
Top Page
Topic Page
Site Map
Search Method
Viewing the User's Guide
Manual Display Settings
Disclaimer
Copyright
Trademarks
Important Safety Instructions
Installation
Power Supply
Handling
Maintenance and Inspections
Consumables
About This Printer
Printer Specifications
Introduction of the Optional Accessories
Names and Dimensions of Each Part
Control Panel
Introduction of the Utilities
Energy-saving Mode
Cautions for Handling the Printer
Consumables
Maintenance
Toner Cartridge Replacement
Attention (Toner Cartridge)
Replacing Toner Cartridges
Storing Toner Cartridges
Adjusting the Printing Position
Adjusting the Printing Position for All the Jobs
Adjusting the Printing Position for Each Paper Source
Moving the Printer
Attention (Moving the Printer)
Cleaning and Maintaining the Printer
Adjusting the Color or Color Mismatch (Calibration)
Specifying Times and Performing Automatic Calibration
Automatically Performing Calibration Immediately after the Printer Is Turned ON
If You Want to Adjust Color Balance
Adjusting the Density of Each Color for Density Level
Cleaning the Inside of the Printer
Cleaning the Fixing Roller of the Printer
Cleaning the Outside of the Printer
Attention (Cleaning)
Printer Installation
Attention (Printer Installation)
Confirming the Supplied Accessories and Checking the Installation Site
Removing the Packing Materials
Installing the Paper Feeder
Installing the Printer
Installing ROM (LBP843Cx Only)
Installing ROM
Checking the ROM Installation
Removing ROM
Installing SD Card (LBP843Cx Only)
Installing SD Card
Checking the SD Card Installation
Removing SD Card
Specifying the Printer's Initial Settings
Setting the Date and Time
Specifying a Type of Printer Driver
Connecting to a Computer
Installing the Software
For Windows
Selecting the Appropriate Printer Driver
Installation
Setting the Printer Options
For Macintosh
Installation
Basic Printer Operations
Usable Paper
Precautions for Paper
Printable Area
Paper Loading and Output
Loading Paper in the Paper Drawer
Attention (Paper Drawer)
Loading Paper in the Multi-purpose Tray
Attention (Multi-purpose Tray)
Registering the Paper Size and Type
Configuring the Printer Driver and Printing
Attention (Printer Driver Configuration)
Turning the Printer ON/OFF
Attention (Turning the Printer ON/OFF)
Online and Offline
Canceling a Job
Operations from the Computer
Canceling from the Printer Control Panel
Outputting Data (Forced Output)
Canceling the Process Currently Being Performed (Soft Reset)
Canceling All the Jobs (Hard Reset)
Checking the Printer Status
Printing on Various Types of Paper
Printing on Plain Paper, Heavy Paper, or Index Card
Printing on Transparencies (B&W Printing Only)
Printing on Labels
Printing on Coated Paper
Printing on Envelopes
Printing on Custom Size Paper or Long Sizes
Loading Custom Size Paper
Paper Loading Orientation
Useful Printing Functions
Printing from a Computer (Windows)
Printing Fundamentals
Printing
Configuring the Default Print Settings
Viewing the Online Help
Printing Functions
[Basic Settings] Tab
[Page Setup] Tab
[Finishing] Tab
[Paper Source] Tab
[Quality] Tab
Common Functions
[Device Settings] Tab
Scaling Documents
Printing Multiple Pages on One Sheet
1-sided Printing and 2-sided Printing
Attention (1-sided Printing and 2-sided Printing)
Booklet Printing
Poster Printing
Watermark Printing
Combining and Printing Multiple Files
Selecting a Profile for Printing
Registering a Profile for Printing
Setting the Color Mode for Printing
Printing from a Computer (Macintosh)
Printing Fundamentals
Printing
Configuring the Default Page Settings
Viewing the Online Help
Viewing the Driver Guide
Printing Functions
Common Functions
[Layout] Preferences Pane
[Finishing] Preferences Pane
[Paper Source] Preferences Pane
[Quality] Preferences Pane
[Special Features] Preferences Pane
Scaling Documents
Specifying Original Paper Sizes
Printing Multiple Pages on One Sheet
1-sided and 2-sided Printing
Using [Presets] for Printing
Setting the Color Mode for Printing
Setting Priority (When Specifying the Same Item Using Multiple Methods)
Functions Which Can Be Specified from the Control Panel
Printing without the Printer Driver (Direct Print)
Printing the PDF File Using the Direct Print Function (LBP843Cx Only)
Printing the TIFF/JPEG File Using the Direct Print Function
Printing the XPS File Using the Direct Print Function (LBP843Cx Only)
Direct Printing from Command Prompt
Printing Files Directly from USB Memory Devices (USB Direct Print) (LBP843Cx Only)
Printing Directly from USB Memory Device
Print Setting Menu List
Changing the Default Print Settings and File Sorting Criteria
Remove the USB Memory Device
Receiving E-mail Data on the Mail Server and Printing (E-mail Print)
Printing a Fax Document Transferred from a Multi-function Machine
How to Specify the Settings for E-mail Print
Attention (How to Specify the Settings for E-mail Print)
Receiving and Printing E-mails Manually
Printing the E-mail Receive Log List
Attention (Printing E-mail Receiving History)
When E-mail Print Fails
Printing Files from the Printer Using FTP Client
Specifying a Password for a Document and Printing (Secured Print) (LBP843Cx Only)
Attention (Specifying a Password for a Document and Printing (Secured Print))
Saving a Document in the SD Card in the Printer (Stored Job Print) (LBP843Cx Only)
Performing a Stored Job Print Using the Control Panel of the Printer
Displaying or Operating the Jobs Stored in a Box (Resume/Delete)
Automatically Deleting Files Stored in a Box
Changing the Box Settings
Giving Priority to a Print Job (Interrupt Printing) (LBP843Cx Only)
Configuring the Network Settings (Sharing the Printer)
Checking Your Network Environment
Attention (Checking Your Network Environment)
Example of a Windows Network
Example of a Macintosh Network
Example of a UNIX Network
Example of a Network Using a Variety of Computers
Network Settings for the Printer (Common to Each Protocol)
Changing the Network Transmission Speed or Transfer Mode
Performing the Configuration Using the Printer's Control Panel (When You First Set it Up)
Changing the Settings Using Web Browser (Remote UI)
Setting the Spooling Function (LBP843Cx Only)
Performing the Configuration Using the Printer's Control Panel (the Settings to Be Performed First)
Changing the Settings Using Web Browser (Remote UI)
Specifying the Setting for Startup Waiting Time
Performing the Configuration Using the Printer's Control Panel (When You First Set it Up)
Changing the Settings Using Web Browser (Remote UI)
Restricting the Users Who Can Monitor/Change the Settings Using the SNMP Protocol
Setting IEEE802.1X Authentication
Setting TLS Authentication Information
Setting TTLS/PEAP Authentication Information
Network Setting Items
Initializing the Network Settings
Initializing the Network Settings Using the Printer's Control Panel
Checking the MAC Address
Network Settings for the Printer (TCP/IP)
Setting the IP Address (IP v. 4)
Setting the IP Address Using the Printer's Control Panel
Setting the Printer to a Static IP Address
Determining Which IP Address to Assign to the Printer
Setting the IP Address Using the ARP/PING Commands
Setting the IP Address Using NetSpot Device Installer
Configuring the Protocol Settings
Attention (Protocol Settings)
Setting IP v. 6
Configuring a Computer that Performs Printing
Features of LPD
Features of RAW
Features of IPP/IPPS
Features of WSD
Connecting the Printer (LPD/RAW)
Values for Setting a Port
Connecting the Printer (IPP/IPPS)
Obtaining the Public Key for This Printer When Using TLS Encrypted Communication
Connecting the Printer (WSD)
Network Settings for the Printer (SMB) (LBP843Cx Only)
Attention (SMB Network Settings)
Configuring the Protocol Settings
Configuring a Computer that Performs Printing
Managing the Printer
Software That Can Be Used for Managing the Printer
Remote UI
Starting the Remote UI
Attention (Remote UI)
Enabling the Remote UI
Screen Layout of the Remote UI (Details on Each Setting Page)
Display/Change Message Board Messages and Support Links
FTP Client
NetSpot Device Installer
Managing Print Jobs
Attention (Job Manager)
Control Panel Setting
Attention (Control Panel Setting)
Setting Items
[Setup] Menu ([Control Menu] Options)
[Setup] Menu ([Paper Source] Options)
[Setup] Menu ([Network] Options)
[Setup] Menu ([Layout] Options)
[Setup] Menu ([Quality] Options)
[Setup] Menu ([Interface] Options)
[Setup] Menu ([User Maintenance] Options)
[Setup] Menu ([Print Mode] Options) (LBP843Cx Only)
[Setup] Menu ([UFR II] Options)
[Setup] Menu ([PCL] Options)
[Setup] Menu ([Imaging] Options)
[Setup] Menu ([XPS] Options) (LBP843Cx Only)
[Setup] Menu ([PDF] Options) (LBP843Cx Only)
[Setup] Menu ([MEAP Settings] Options) (LBP843Cx Only)
[Setup] Menu ([Check Counter] Options)
[Utility Menu] Menu
[Job] Menu
[Reset] Menu
[Select Feeder] Menu
Checking the Number of the Printed Pages
Importing and Exporting Settings
Initializing the Settings
Initializing the [Setup] Menu Using the Printer's Control Panel
Checking the Printer Settings and Consumables
Setting the Administrator Password
Specifying the Device Name or Administrator Information
Setting a Remote UI PIN
Sleep Mode
Auto Shutdown
Specifying an ID for Each Department (LBP843Cx Only)
Register/Update Software Function (LBP843Cx Only)
Available Functions
Installing the System Options/MEAP Applications
Installing by Connecting This Printer to an Outside Network (Delivery)
Installing by Not Connecting This Printer to an Outside Network (Manual)
Downloading the Manuals and Related Software
Managing the Register/Update Software Function
Security Settings
Preventing Unauthorized Access
Restricting the Users Who Can Print or Perform the Printer Settings
Restricting the Users Who Can Access
Setting Restrictions for Print Jobs (LBP843Cx Only)
Specifying the Job Operation Permission for General Users
Locking the Keys on the Control Panel (Key Lock Function)
Setting Restrictions for USB Direct Print (LBP843Cx Only)
Setting Keys and Certificates
Displaying the [Key and Certificate Settings] Page in the Remote UI
Newly Creating a Key and Its Certificate
Installing a Key/Certificate File on the Printer
Registering a Key and Its Certificate in the Printer
Checking a Certificate
Deleting a Key and Its Certificate
Setting CA Certificates
Displaying the [CA Certificate Settings] Page in the Remote UI
Installing CA Certificate Files on the Printer
Registering CA Certificates in the Printer
Checking CA Certificates
Deleting CA Certificates
Setting the TLS Encryption Communication Function
Selecting Keys and Certificates
Changing the Remote UI Settings
Setting the IPSec Encryption Communication Function (LBP843Cx Only)
Displaying the [IPSec Settings] Page on the Remote UI
Adding a New Security Policy
Editing Security Policies
Enabling IPSec Encryption Communication
Specifying the Setting for Job Log Display
MEAP (LBP843Cx Only)
Available Functions
Launching and Closing SMS
Before Launching SMS (Preparation)
Setting Up HTTP Communication
Launching SMS (Log in)
Attention (Launching SMS (Log in))
Closing SMS (Logging Out)
MEAP Application Settings
Installing MEAP Applications
Attention (Installing MEAP Applications)
Uninstalling MEAP Applications
Starting/Stopping MEAP Applications
Starting MEAP Applications
Stopping MEAP Applications
Checking the Details of MEAP Applications
MEAP Application License Settings
Adding License Files
Disabling License Files
Downloading Disabled License Files
Deleting Disabled License Files
Setting Authentication Information for MEAP Applications
System Settings
Checking Login Services
Changing the MEAP Applet Display Order
Setting Enhanced System Applications
Starting/Stopping Enhanced System Applications
Starting Enhanced System Applications
Stopping Enhanced System Applications
Installing Enhanced System Applications
Uninstalling Enhanced System Applications
Checking Information
Checking System Information
Checking Application Information
Checking License Files
Changing the SMS Password
Deleting the MEAP Application Setting Information
Managing MEAP Application Log Data
Downloading Log Data
Deleting Log Data
List of Error Messages (MEAP)
Errors Relating to the [Login] Page
Errors Relating to the [MEAP Application Management] Page
Errors Relating to the [Install MEAP Application] Page
Errors Relating to the [Authentication Information Settings] Page
Errors Relating to the [License Management] Page
Errors Relating to the [Enhanced System Application Management] Page
Errors Relating to the [Check License] and [Change Password] Pages
Errors Relating to the [MEAP Application Setting Information Management] Page
Errors Relating to the [MEAP Application Log Management] Page
Other Errors
Troubleshooting
Printing Cannot Be Performed
Printing Cannot Be Performed (USB Connection)
Printing Cannot Be Performed (LAN Connection)
Printing Cannot Be Performed (via the Print Server)
The Print Server for Connection Cannot Be Found
The Shared Printer Cannot Be Accessed
The Printer Takes a Long Time to Start the Print Job
You Cannot Turn the Printer ON
All the Indicators on the Network Interface Are Off
You Cannot Install the Printer Driver
The Printer Is Not Recognized Automatically
The Printer Cannot Be Searched for
You Cannot Uninstall the Printer Driver
The Printer Driver Settings Cannot Be Changed
"Profiles" Cannot Be Selected or Edited
The Status of the Paper Feeder Cannot Be Obtained Automatically
Paper Jams
Attention (Paper Jams)
Clearing Paper Jams (Multi-purpose Tray)
Clearing Paper Jams (Output Area, Right Cover Area, Duplex Unit Area, or Drawer 1/2/3/4)
Clearing Paper Jams (Drawer 2/3 Cover)
Checking Paper Jams in the Paper Drawer
The Message Indicator Is On
A Message Appears in the Control Panel
Poor Printout Results
Paper Curls
Paper Creases
White Streaks (Lines) Appear
Color Streaks (Lines) Appear
Streaks (Lines) Appear in Gradated Portions
Uneven Gloss, Streaks, or Flaws Appear on Dense Color Areas
Printing Is Uneven
Printed Pages Have White Specks
Colors are Uneven or Not Printed Smoothly
The Toner Does Not Fix onto the Paper Well
The Printed Paper Has Smudge Marks
Smudge Marks of Spattering Toner Appear around the Text or Patterns
The Back of the Printed Paper Has Smudge Marks
The Overall Print Result Is Dark
Residual Images Appear on Non-printed Areas
White Dust Is Attached to the Printed Transparencies
The Overall Print Result Is Faint
Printing Appears Faint
Thin Lines Are Faded or Halftone Images Are Faint
Colored Lines and Text Appear Faded
Colored Text Appears Blurred
Data Is Not Printed in the Correct Color (Specified Color) Due to Color Mismatch
Thin Lines or Fill Patterns Are Not Printed with the Specified Colors or Do Not Appear At All
Shaded Patterns Are Not Printed in the Correct Color (Specified Color)
Photographs and so on Are Printed in Different Colors from Those Displayed on the Monitor
Fill Patterns and Borders Are Not Printed in the Correct Color (Specified Color) Even When the Same Color Is Specified for Them
Square Areas That Cannot Be Seen on the Display Appear around Lines or Text and Are Printed in a Different Color from the Other Areas
Superimposed Diagrams Are Not Printed in the Correct Color
The Printing Position Is Skewed
A Portion of the Page Is Not Printed
Data Is Reduced and Printed
The Next Page Is Printed from Halfway across the Previous Page
Printed Data Lies outside Paper
Blank Paper Is Output (Nothing Is Printed on the Paper)
The Overall Surface of the Paper Is Printed in a Particular Color
The Last Page Cannot Be Printed
Unreadable Characters Are Printed
The Printout Is Different from What Is Displayed on Screen (Windows Server 2003)
The Flap of the Printed Envelope Sticks
Multiple Sheets of Paper Are Fed at a Time
Other Problems
The Printer Pauses during Printing, then Stops and Starts Continuously
The Keys on the Control Panel Do Not Function
The SD Card Cannot Be Used (LBP843Cx Only)
Jobs Cannot Be Saved (LBP843Cx Only)
TLS Cannot Be Enabled
When TLS Is Enabled, the Remote UI Does Not Start, or the IPP Printing Cannot Be Performed
The Printer Cannot Be Accessed from the Remote UI or Network Related Utility Software
Restricting the Users Is Not Possible
Printed Bar Codes Cannot Be Scanned (LBP843Cx Only)
If You Cannot Solve a Problem
Appendix
Basic Operations/Various Information for Windows
The Lists Common to All the Settings in the Print Mode
The Lists Common to Certain Settings in the Print Mode
Font Samples


Printer Unit Problems
	Printing Cannot Be Performed The Printer Takes a Long Time to Start the Print Job You Cannot Turn the Printer ON All the Indicators on the Network Interface Are Off

Driver Problems
	You Cannot Install the Printer Driver You Cannot Uninstall the Printer Driver The Printer Driver Settings Cannot Be Changed "Profiles" Cannot Be Selected or Edited The Status of the Paper Feeder Cannot Be Obtained Automatically

Paper Jams
	Paper Jams

Error Display
	The Message Indicator Is On A Message Appears in the Control Panel

Printout Problems
	Poor Printout Results

Other Problems

If You Cannot Solve a Problem

Printer Unit Problems

Driver Problems

Paper Jams

Error Display

Printout Problems

Other Problems

If You Cannot Solve a Problem