November
C746x and C748x
Contents
Using C748x
Understanding printer menus 133
Paper and specialty media guidelines 124
Saving money and the environment 188
Maintaining the printer 190
Troubleshooting 215
Clearing jams 202
217
216
218
219
225
Solving printing problems
226
227
Solving paper feed problems
Solving option problems
Solving print quality problems
Solving color quality problems
Index 271
257
Safety information
Safety information
Safety information
Finding information about the printer
Using this guide
Overview
Site at http//support.lexmark.com
Other countries and regions -See the printed
Additional printer setup
Installing internal options
Available internal options
Accessing the system board
Dust cover
Reattach the system board cover
Installing a memory card
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Installing a flash memory or firmware card
Page
Installing an Internal Solutions Port
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To install a printer hard disk onto the ISP
Installing a printer hard disk
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Additional printer setup Reattach the system board cover
Removing a printer hard disk
Order of installation
Installing hardware options
Installing optional drawers
Turn the printer back on
Attaching cables
Installing the printer software
Setting up the printer software
Updating available options in the printer driver
For Windows users
Networking
Preparing to set up the printer on an Ethernet network
For Macintosh users
Preparing to set up the printer on a wireless network
Installing the printer on a wireless network Windows
Prepare to configure the printer
Installing the printer on a wireless network Macintosh
Enter the printer information
Reports Network Setup Page or
Mac OS X version 10.5 or later
Applications Internet Connect AirPort
Configure your computer to use the printer wirelessly
Configure the printer for wireless access
Double‑click Printer Setup Utility or Print Center
Installing the printer on an Ethernet network
Click Default Browser tab More Printers
For Windows users
Select Ethernet connection, and then click Continue
For Macintosh users
Mac OS X version 10.4 or earlier
For Windows users
Verifying printer setup
Learning about the printer
Using C746x
Selecting a location for the printer
Multipurpose feeder
Printer configurations
Use
Using the four-arrow-button printer control panel
Configuring Universal paper settings
Setting the paper size and type
Settings Paper Menu Paper Size/Type
Loading paper and specialty media
Loading the standard or an optional 550‑sheet tray
Page
One ‑sided printing Two ‑sided printing
Insert the tray
Page
Loading narrow paper sizes such as envelopes and A6
Loading the optional 550‑sheet special media tray
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Page
Page
Page
Loading the 2,000‑sheet high‑capacity feeder
One ‑sided printing Two ‑sided printing
Page
Loading the multipurpose feeder
Page
Linking and unlinking trays
Click Settings Paper Menu
Unlinking trays
Linking trays
Settings Paper Menu Custom Names type a name Submit
Creating a custom name for a paper type
Assigning a custom paper type name
Printing
Configuring a custom name
Printing a document
Printing a document
Using Max Speed and Max Yield
Adjusting toner darkness
Printing in black and white
Settings Settings Print Settings Setup Menu
Using the printer control panel
Printing from a flash drive
Printing from a mobile device
Flash drive File type
Supported flash drives and file types
Printing confidential and other held jobs
Settings Security
Storing print jobs in the printer
Printing confidential and other held jobs
Settings Reports Print Directory
Settings Reports Print Fonts
Printing information pages
Printing a font sample list
Finding advanced networking and administrator information
Canceling a print job
Canceling a print job from the printer control panel
Canceling a print job from the computer
Printing a network setup
Printing a menu settings
Checking the virtual display
Checking the status of parts and supplies
Saving energy
Using Eco‑mode
Reducing printer noise
Click Device Status More Details
Click Settings General Settings Timeouts
Adjusting Sleep mode
Settings Settings General Settings Timeouts Sleep Mode
Using Hibernate Mode
Restoring factory default settings
Click Settings General Settings Sleep Button Settings
Locking the system board
Securing the printer
Statement of Volatility
Disposing of a printer hard disk
Erasing volatile memory
Back Exit Config Menu
Erasing non‑volatile memory
Erasing printer hard disk memory
Click Settings Security Disk Encryption
Configuring printer hard disk encryption
Disk Encryption Enable
Using C746x Navigate to
Finding printer security information
Using C748x
Using C748x
Printer configurations
Using the touch‑screen printer control panel
Understanding the home screen
Using C748x
Features
Using the touch-screen buttons
This may also appear on the home screen
Sample touch screen
Accessing the Embedded Web Server
Setting up and using the home screen applications
Showing or hiding icons on the home screen
Using Background and Idle Screen
Activating the home screen applications
Understanding Eco‑Settings
Setting up Forms and Favorites
Understanding Showroom
Setting up Remote Operator Panel
Exporting and importing a configuration
Exporting a configuration to a file
Importing a configuration from a file
Select the width or height, and then touch
Click Configure Import
Loading the standard or an optional 550‑sheet tray
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One ‑sided printing Two ‑sided Duplex printing
Page
Loading the optional 550‑sheet special media tray
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Page
Page
Page
Using C748x 101
One ‑sided printing Two ‑sided printing
Page
Using C748x 104
Page
Linking and unlinking trays
Settings Paper Menu Custom Name type a name Submit
Printing forms
Click Settings Paper Menu Custom Names
Click Properties, Preferences, Options, or Setup
Using C748x 109
Adjust the settings, if necessary Click OK Print
Settings Print Settings Quality Menu Print Mode Black Only
Settings Print Settings Setup Menu
Using C748x 110
Using C748x 111
Printing confidential and other held jobs
Using C748x 113
Reports Print Fonts Touch PCL Fonts or PostScript Fonts
Using C748x 114
Reports Print Directory
Reports Menu Settings
Using C748x 115
Reports Network Setup
Using C748x 116
Click Settings General Settings Eco‑Mode select a setting
From the home screen, touch Status/Supplies View Supplies
Click Settings General Settings Quiet Mode select a setting
Using C748x 117
Settings General Settings Timeouts Sleep Mode
Using C748x 118
Using C748x 119
Adjusting the brightness of the display
Click Settings General Settings
Settings General Settings Screen Brightness
Settings General Settings Factory Defaults Restore Now
Using C748x 120
Touch Back Exit Config Menu
Touch Wipe All Settings
Printer will restart several times during this process
From the Disk encryption menu, select Enable
Using C748x 122
Touch Disk Encryption Enable
Tips on using letterhead
Using specialty media
Paper and specialty media guidelines 124
Tips on using envelopes
Tips on using transparencies
Tips on using labels
Paper and specialty media guidelines 125
Page
Unacceptable paper
Selecting paper
Using recycled paper and other office papers
Selecting preprinted forms and letterhead
Storing paper
Supported paper sizes, types, and weights
Supported paper sizes
JIS B5
Paper and specialty media guidelines 130
Printer supports 60-220‑g/m216-58‑lb paper weights
Supported paper types and weights
Paper and specialty media guidelines 132
Menus list
Supplies Menu Paper Menu Reports Settings
Understanding printer menus 133
Security Network/Ports
Understanding printer menus 134
Supplies menu
Understanding printer menus 135
Paper menu
Default Source menu
Paper Size/Type menu
Understanding printer menus 136
Tray x Type
Understanding printer menus 137
MP Feeder Size
MP Feeder Type
Understanding printer menus 138
Manual Paper Size
Understanding printer menus 139
Configure MP menu
Paper Texture menu
Substitute Size menu
Understanding printer menus 140
Understanding printer menus 141
Understanding printer menus 142
Paper Weight menu
Understanding printer menus 143
Paper Loading menu
Understanding printer menus 144
Custom Names menu
Custom Types menu
Understanding printer menus 145
Reports menu
Universal Setup menu
Reports menu
Understanding printer menus 146
Active NIC menu
Network/Ports menu
Standard Network or Network x menus
Understanding printer menus 147
Understanding printer menus 148
Network Card menu
To access the menu, navigate to any of the following
Understanding printer menus 149
Understanding printer menus 150
TCP/IP menu
Understanding printer menus 151
IPv6 menu
AppleTalk menu
Wireless menu
Understanding printer menus 152
Understanding printer menus 153
Standard USB menu
View Name
Set Zone
Understanding printer menus 154
Parallel x menu
Parallel Buffer
Understanding printer menus 155
Understanding printer menus 156
Serial x menu
Serial Buffer
Understanding printer menus 157
Robust XON
Understanding printer menus 158
Baud
Data Bits
Understanding printer menus 159
Smtp Setup menu
Security menu
Miscellaneous Security Settings menu
Understanding printer menus 160
Disk Wiping menu
Confidential Print menu
Understanding printer menus 161
Understanding printer menus 162
Security Audit Log menu
Set Date and Time menu items and descriptions
Set Date and Time menu
Understanding printer menus 163
General Settings menu
Settings menu
Understanding printer menus 164
Display Language
Run Initial setup
Quiet Mode
Understanding printer menus 165
Keyboard
Paper Sizes
Understanding printer menus 166
Displayed Information
Home screen customization
Understanding printer menus 167
Date Format
Time Format
Understanding printer menus 168
Understanding printer menus 169
Understanding printer menus 170
Print Recovery
Press Sleep Button
Press and Hold Sleep Button
Understanding printer menus 171
Flash Drive menu
Understanding printer menus 172
Understanding printer menus 173
Setup menu
Understanding printer menus 174
Understanding printer menus 175
Finishing menu
Separator Source
Print Resolution
Print Mode
Quality menu
Understanding printer menus 176
Understanding printer menus 177
Color Balance
Understanding printer menus 178
Color Samples
Manual Color
Understanding printer menus 179
Job Accounting menu
Understanding printer menus 180
Understanding printer menus 181
Utilities menu
PostScript menu
XPS menu
Understanding printer menus 182
Understanding printer menus 183
PCL Emul menu
Tray Renumber
Understanding printer menus 184
Understanding printer menus 185
Html menu
Understanding printer menus 186
Image menu
Understanding printer menus 187
Help menu
Saving paper and toner
Using recycled paper
Conserving supplies
Recycling Lexmark products
Recycling
Recycling Lexmark packaging
Returning Lexmark cartridges for reuse or recycling
Ordering a toner cartridge
Ordering parts and supplies
Ordering a photoconductor
Recommended toner cartridges and part numbers
Ordering a fuser or a transfer module
Using genuine Lexmark parts and supplies
Ordering a waste toner bottle
Recommended part numbers
Storing supplies
Replacing parts and supplies
Replacing a toner cartridge
Maintaining the printer 192
Page
Maintaining the printer 194
Replacing the waste toner bottle
Replacing a photoconductor
123
Page
When a replace or low message appears
Resetting the maintenance counter
When a replace or low message does not appear
Settings Supplies Menu Replace Supply or
Cleaning the interior of the printer
Cleaning the the printer parts
Cleaning the exterior of the printer
Cleaning the printhead lenses
Page
Before moving the printer
Moving the printer
Moving the printer to another location
Shipping the printer
Load paper properly
Avoiding jams
Use recommended paper
Clearing jams 202
230
Understanding jam numbers and locations
250
Paper jam in the toner cartridge area
Paper jams
Clearing jams 204
Clearing jams 205
Paper jam under the photoconductor units
Clearing jams 206
Paper jam in the fuser area
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Paper jam in the fuser area
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Paper jam inside the top access cover
Paper jam in Tray
24x paper jam
Clearing jams 213
Paper jam in one of the optional trays
Paper jam
Clearing jams 214
Troubleshooting 215
Solving basic printer problems
Understanding printer messages
Change paper source to custom type name
Change paper source to custom string
Change paper source to custom type name load orientation
Change paper source to custom string load orientation
Change paper source to paper size
Change paper source to paper type paper size
Disk problem
Close front door
Disk corrupted
Install Tray
Error reading USB drive. Remove USB
Insert Tray
Load paper source with custom type name
Load paper source with paper size
Troubleshooting 219
Load paper source with paper type paper size
Load manual feeder with custom type name
Load manual feeder with paper type paper size
Load manual feeder with paper size
Paper changes needed
Remove packaging material, area name
Some held jobs were not restored
Restore held jobs?
Supply needed to complete job
Tray x paper size unsupported
Printer service required
Insufficient memory to support Resource Save feature
Troubleshooting 222
Incorrect paper size, open paper source
Insufficient memory to collate job
Insufficient memory, some held jobs will not be restored
Insufficient memory, some Held Jobs were deleted
Memory full
Serial option x error
Network x software error
Standard network software error
Not enough free space in flash memory for resources
Serial port x disabled
Parallel port x disabled
Standard USB port disabled
USB port x disabled
Input config error
Configuration change, some held jobs were not restored
Too many disks installed
Too many flash options installed
Incompatible tray
Too many trays attached
Remove defective disk
Disk full
Xx Replace fuser
Xx Fuser life warning
Xx Fuser missing
Xx Waste toner bottle nearly full
Xx Transfer module missing
Xx Transfer module life warning
Xx Replace transfer module
Xx Transfer module near life warning
Xx Replace color photoconductor
Order a replacement for the specified toner cartridge
Xx Color photoconductor missing
Xx color cartridge nearly low
Error message about reading USB drive appears
Solving printing problems
Xx Color cartridge critically low
Xx Color cartridge very low
Job prints from the wrong tray or on the wrong paper
Incorrect characters print
Large jobs do not collate
Print jobs do not print
Printing slows down
Print job takes longer than expected
Printer display is blank
An application error has occurred
Solving home screen applications problems
Tray linking does not work
Unexpected page breaks
Sheet drawer problems
Solving option problems
Cannot detect flash memory card
Cannot detect printer hard disk
Memory card
Internal Solutions Port does not operate correctly
Paper tray problems
Solving paper feed problems
USB/parallel interface card does not operate correctly
Paper frequently jams
Jammed pages are not reprinted
Paper jam message remains after jam is cleared
Check the Paper Size Setting
Solving print quality problems
Characters have jagged or uneven edges
Clipped images
Check the Background Darkness or Removal Setting
Troubleshooting 241
Gray background on prints
Incorrect margins
Check the Paper Type and Weight Settings
Troubleshooting 242
Paper curl
Make Sure There is no Defective Print or Toner Cartridge
Print irregularities
Troubleshooting 243
Make Sure the Fuser is not Defective
Check the DARKNESS, BRIGHTNESS, and Contrast Settings
Troubleshooting 244
Print is too dark
Print is too light
Troubleshooting 245
Make Sure the Print or Toner Cartridge is not LOW on Toner
Printer is printing blank pages
Troubleshooting 246
Repeating defects appear on prints
Troubleshooting 247
Replace the Print or Toner Cartridge
Replace the Photoconductor
Shadow images appear on prints
Troubleshooting 248
Skewed print
Make Sure the Photoconductor is not Defective
Paper Menu Default Source select a tray or feeder Submit
Troubleshooting 249
Solid color or black pages appear on prints
Streaked horizontal lines appear on prints
Toner fog or background shading appears on
Streaked vertical lines appear on prints
Make Sure the Transfer Module is not Worn or Defective
Make Sure the Photoconductor is not Worn or Defective
Toner rubs off
Check the Paper Texture Setting
Make Sure the Fuser is not Worn or Defective
Make Sure the Printer has Been Recalibrated Recently
Toner specks
Troubleshooting 252
Transparency print quality is poor
Check the Transparencies
FAQ about color printing
Solving color quality problems
What is RGB color?
Uneven print density
Printed page appears tinted. Can I adjust the color?
Troubleshooting 254
What is manual color correction?
Manual Color menu
What are detailed Color Samples and how do I access them?
Troubleshooting 255
Click Configuration Color Samples Detailed Options
Contacting customer support
Embedded Web Server does not open
Edition notice
Product information
257
November
258
Trademarks
Licensing notices
Modular component notice
259
Noise emission levels
Battery notice Static sensitivity notice
Product disposal
260
Mercury statement Laser notice
Temperature information
Laser advisory label
261
Product power consumption
Power consumption
262
Avis de conformité aux normes de l’industrie du Canada
Industry Canada compliance statement
European Community EC directives conformity
Regulatory notices for wireless products
Exposure to radio frequency radiation
Industry Canada Canada
265
ΤΗΣ Οδηγιασ 1999/5/ΕΚ
266
Limited warranty service
Limited warranty
Lexmark International, Inc., Lexington, KY
267
268
Extent of limited warranty
Limitation of liability
Patent acknowledgment
Additional rights
269
270
Index 271
Numerics
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