Lexmark X642 manual Online technical support Checking an unresponsive printer

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Lexmark™ X642

Troubleshooting

Guide

Online technical support

Technical support is available on our Lexmark Web site at www.lexmark.com.

Checking an unresponsive printer

If the printer is not responding, first make sure:

The power cord is plugged into the printer and a properly grounded electrical outlet.

The electrical outlet is not turned off by any switch or breaker.

The printer is not plugged into any surge protectors, uninterrupted power supplies, or extension cords.

Other electrical equipment plugged into the outlet is working.

The printer is turned on.

The printer cable is securely attached to the printer and the host computer, print server, option, or other network device.

Once you have checked each of these possibilities, turn the printer off and back on. This often fixes the problem.

Printing multi-language PDFs

1Open the document you want to print in Adobe Acrobat.

2Click the printer icon.

3Check the Print as image box.

4Click OK.

Solving printing problems

The operator panel display is blank

Turn the printer off, wait about 10 seconds, and turn the printer back on.

If the Ready message does not appear, turn the printer off and call for service.

The message USB device unsupported appears when using a USB device

For information regarding tested and approved USB flash memory devices, see our Lexmark Web site at http://support.lexmark.com and click on KnowledgeBase to search for Direct USB printing.

Jobs do not print

The printer is not ready to receive data

Make sure Ready or Power Saver appears on the display before sending a job to print.

The specified output bin is full

Remove the stack of paper from the output bin.

The specified tray is empty

Load paper in the tray.

You are using the wrong printer driver or are printing to a file

Verify you are using the printer driver associated with the printer.

If you are using a USB port, make sure you are running Windows 98/Me, Windows 2000, Windows XP, or Windows Server 2003 and using a Windows 98/Me, Windows 2000, Windows XP, or Windows Server 2003 compatible printer driver.

Your MarkNet N8000 series internal print server is not set up properly or is not connected properly

Verify that you have properly configured the printer for network printing.

See the drivers CD or the Lexmark Web site for information.

You are using the wrong interface cable, or the cable is not securely connected

Make sure you are using a recommended interface cable.

Make sure the connection is secure.

Held jobs do not print

A formatting error has occurred

Print the job. (Only part of the job may print.)

Delete the job.

Free up additional printer memory by scrolling through the list of held jobs and deleting others you have sent to the printer.

The printer has insufficient memory

Print the job. (Only part of the job may print.)

Delete the job.

Free up additional printer memory by scrolling through the list of held jobs and deleting others you have sent to the printer.

The printer has received invalid data

Delete the job.

Job takes longer than expected to print

The job is too complex

Reduce the complexity of your print job by eliminating the number and size of fonts, the number and complexity of images, and the number of pages in the job.

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Contents Online technical support Checking an unresponsive printer Solving printing problemsSpecified tray is empty Incorrect characters print Solving option problemsTray linking does not work Large jobs do not collateSolving paper feed problems Service messagesPrint quality troubleshooting Solving print quality problems Edges Streaks appear onJob prints, but the top and side margins are incorrect Printing is too darkSolving scan quality problems Solving copy quality problemsSolving fax problems
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X642 specifications

The Lexmark X642 is a versatile monochrome laser multifunction printer designed for businesses that require efficient printing, scanning, copying, and faxing capabilities in a compact design. This model is particularly renowned for its reliability and high-performance output, making it a valuable asset for any office environment.

One of the standout features of the Lexmark X642 is its impressive print speed. It can produce up to 40 pages per minute (ppm), ensuring that large print jobs are completed swiftly. This is coupled with a first-page-out time as fast as 6.5 seconds, which significantly reduces waiting times. The printer supports a resolution of up to 1200 x 1200 dots per inch (dpi), resulting in sharp and clear text, along with detailed graphics.

The X642 is equipped with various connectivity options to meet the demands of modern workplaces. It includes USB, Ethernet, and an optional wireless interface, allowing users to connect multiple devices seamlessly. Additionally, it supports various operating systems, making it versatile for different IT environments.

Another excellent aspect of the Lexmark X642 is its scanning capabilities. It features a flatbed scanner and an automatic document feeder (ADF) that can handle up to 50 sheets. This allows users to scan multiple pages quickly, enhancing productivity. The scanning resolution is commendable, with an optical resolution of up to 600 x 600 dpi, making it suitable for detailed documents.

In terms of energy efficiency, the X642 incorporates energy-saving technologies, such as Energy Star certification, which helps reduce overall power consumption. This is beneficial not only for the environment but also for reducing operating costs.

Durability and longevity are essential characteristics of the X642. It is designed to handle high-volume tasks, with a monthly duty cycle capable of reaching 75,000 pages. This robustness makes it ideal for busy offices that demand a reliable printer that can withstand extensive use.

Lastly, the Lexmark X642 is equipped with advanced security features. It includes support for secure printing and document management, ensuring that sensitive information is protected throughout the printing process. Overall, the Lexmark X642 encapsulates a blend of speed, versatility, and security, making it a solid choice for organizations looking to enhance their productivity while maintaining high-quality output.