Lexmark X748de - Cleaning the Printhead Lenses

To Next Page

To Previous Page

9 Pull the flap up as shown, and then wipe the sensor behind it.

10 Close the flap, and then close the ADF cover.

Cleaning the printhead lenses

Clean the printhead lenses when you encounter print quality problems.

1 Open the top access cover, and then open the front door.

Maintaining the printer 232

Main Page

Default Chapter2
- Table of Contents2
Safety Information7
Learning about the Printer9
- Finding Information about the Printer9
- Selecting a Location for the Printer10
- Printer Configurations11
- Understanding the ADF and Scanner Glass13
- Using the Printer Control Panel14
Understanding the Home Screen16
- Using the Touch-Screen Buttons18
- Other Touch-Screen Buttons19
Setting up and Using the Home Screen Applications20
- Accessing the Embedded Web Server20
- Showing or Hiding Icons on the Home Screen20
- Activating the Home Screen Applications21
- Exporting and Importing a Configuration23
Additional Printer Setup25
- Installing Internal Options25
- Installing Hardware Options42
- Attaching Cables44
- Setting up the Printer Software46
- Updating Available Options in the Printer Driver47
- Networking48
- Verifying Printer Setup58
Loading Paper and Specialty Media59
- Setting the Paper Size and Type59
- Configuring Universal Paper Settings59
- Loading the Standard or Optional 550-Sheet Tray59
- Loading the Optional 550-Sheet Special Media Tray63
- Loading the 2,000-Sheet High-Capacity Feeder69
- Loading the Multipurpose Feeder71
- Linking and Unlinking Trays74
Paper and Specialty Media Guidelines77
- Paper Guidelines77
- Supported Paper Sizes, Types, and Weights81
- Supported Paper Types and Weights83
Printing84
- Printing Forms84
- Printing a Document84
- Printing from a Flash Drive86
- Supported Flash Drives and File Types87
- Printing Confidential and Other Held Jobs88
- Printing Information Pages89
- Printing on Specialty Media89
- Canceling a Print Job92
Copying93
- Making Copies93
- Copying Film Photos94
- Copying on Specialty Media94
- Customizing Copy Settings95
- Placing Information on Copies100
- Canceling a Copy Job100
- Understanding the Copy Screens and Options101
  - Advanced Options103
  - Save as Shortcut103
E-Mailing104
- Getting Ready to E-Mail104
- Creating an E-Mail Shortcut105
- E-Mailing a Document106
- Customizing E-Mail Settings107
- Canceling an E-Mail108
- Understanding E-Mail Options108
  - Page Setup110
  - Scan Preview110
Faxing111
- Getting the Printer Ready to Fax111
- Creating Shortcuts117
- Sending a Fax117
  - Sending a Fax Using the Computer118
  - Sending a Fax Using Shortcuts118
- Customizing Fax Settings119
- Canceling an Outgoing Fax121
- Understanding Fax Options121
- Holding and Forwarding Faxes123
- Forwarding a Fax124
Scanning125
- Using Scan to Network125
- Scanning to an FTP Address125
  - File Name127
  - Original Size127
- Scanning to a Computer or Flash Drive129
  - Scanning to a Flash Drive130
  - Using the Scanback Utility130
Understanding the Printer Menus133
- Menus List133
- Supplies Menu134
- Paper Menu136
- Reports Menu145
- Network/Ports Menu146
- Security Menu159
- Settings Menu166
- Help Menu216
Saving Money and the Environment217
- Saving Paper and Toner217
- Saving Energy218
- Recycling221
  - Recycling Lexmark Packaging222
  - Returning Lexmark Cartridges for Reuse or Recycling222
Securing the Printer223
- Locking the System Board223
- Statement of Volatility223
- Erasing Volatile Memory224
- Erasing Non-Volatile Memory224
- Erasing Printer Hard Disk Memory225
- Configuring Printer Hard Disk Encryption225
- Finding Printer Security Information227
Maintaining the Printer228
- Cleaning the Printer Parts228
- Checking the Status of Parts and Supplies234
- Ordering Parts and Supplies235
  - Ordering a Waste Toner Bottle236
  - Ordering Adf Replacement Parts236
- Using Genuine Lexmark Parts and Supplies237
- Storing Supplies237
- Replacing Parts and Supplies237
  - Replacing the Waste Toner Bottle245
  - Replacing a Photoconductor246
- Resetting the Maintenance Counter249
- Moving the Printer249
  - Moving the Printer to Another Location250
  - Shipping the Printer250
Managing the Printer251
- Finding Advanced Networking and Administrator Information251
- Checking the Virtual Display251
- Viewing Reports251
- Setting up E-Mail Alerts251
Clearing Jams253
- Avoiding Jams253
- Understanding Jam Numbers and Locations254
- 200-201 Paper Jams255
- 202-203 Paper Jams260
- 24X Paper Jam266
- 250 Paper Jam267
- 29Y.XX Paper Jams267
Troubleshooting270
- Solving Basic Printer Problems270
- Understanding Printer Messages270
- Solving Printing Problems286
- Solving Copy Problems290
- Partial Document or Photo Copies292
- Solving Scanner Problems293
  - Partial Document or Photo Scans294
  - Cannot Scan from a Computer294
- Solving Fax Problems295
  - Can Send but Not Receive Faxes297
  - Can Receive but Not Send Faxes297
- Solving Home Screen Applications Problems298
- Solving Option Problems303
- Solving Paper Feed Problems306
- Solving Print Quality Problems307
- Solving Color Quality Problems320
- Embedded Web Server Does Not Open323
- Contacting Customer Support323
Notices324
- Product Information324
- Edition Notice324
- Power Consumption329
Index340

Lexmark X748de - Cleaning the Printhead Lenses

Table of Contents

Other manuals for Lexmark X748de

Related product manuals