Solving option problems, Incorrect characters print

Page Protect is set to On

Set Page Protect to Off from the Setup Menu.

For more information, see the Menus and Messages Guide.

Job prints from the wrong tray or on the wrong paper or specialty media

Make sure the Paper Size and Paper Type specified in the printer driver match the paper size and type in the tray.

Incorrect characters print

You are using an incompatible parallel cable

If you are using a parallel interface, make sure you are using an IEEE 1284-compliant parallel cable. We recommend Lexmark part number 1329605 (10 ft) or 1427498 (20 ft) for the standard parallel port.

The printer is in Hex Trace mode.

If Ready Hex appears on the display, you must exit Hex Trace mode before you can print your job. Turn the printer off and back on to exit Hex Trace mode.

Tray linking does not work

•Make sure both the size and type of media are the same in both trays.

•Make sure the paper guides in the trays are set for the correct size media.

•Make sure the menu values for both size and type are set correctly in the Paper Menu.

•See Menus and Messages Guide for more information.

Large jobs do not collate

Collate is not set to On

Set Collation to On in the Finishing Menu or through the printer driver.

Note: Setting Collation to Off in the driver overrides the setting in the Finishing Menu.

See the Menus and Messages Guide for more information.

The job is too complex

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

The printer does not have enough memory

Add printer memory or an optional hard disk.

Unexpected page breaks occur

Set Print Timeout to a higher value from the Setup Menu.

See the Menus and Messages Guide for more information.

Solving option problems

If an option does not operate correctly after it is installed or if it quits working:

•Turn the printer off, wait for about 10 seconds, and turn the printer on. If this does not fix the problem, unplug the printer, and check the connection between the option and printer.

•Print the menu settings page and check to see if the option is listed in the Installed Options list. If the option is not listed, reinstall it. See the User’s Guide for more information.

•Make sure the option is selected in the software application you are using.

If the suggested corrective action does not fix the problem, call your service representative.

Option	Action
Drawers	• Make sure the connection between
	drawers (250-sheet drawer, 500-sheet
	drawer, or 2000-sheet drawer) or the
	connection between a drawer and a duplex
	unit or the MFP is secure.
	• Make sure the print media is loaded
	correctly.

Duplex	• Make sure the connection between the
unit	duplex unit and the MFP is secure. If the
	duplex unit is listed on the menu settings
	page, but print media jams when it enters
	or exits the duplex unit, the MFP and
	duplex unit may not be properly aligned.
	• Make sure the duplex front access cover is
	securely installed.

Envelope	• Make sure the connection between the
feeder	envelope feeder and the MFP is secure.
	• Make sure the Paper Size setting is correct
	in both the Paper menu and in the software
	application.
	• Make sure the envelopes are loaded
	correctly.

Flash	Make sure flash memory is securely
memory	connected to the MFP system board.

Internal	• Make sure the internal print server (also
print	called an internal network adapter or INA)
server	is securely connected to the MFP system
	board.
	• Make sure you are using the correct cable,
	that it is securely connected, and the
	network software is correctly set up.
	See the drivers CD that shipped with the MFP
	for more details.

Large	See Solving 2000-sheet drawer
capacity	problems.
feeder
(2000-
sheet
drawer)

MFP	Make sure MFP memory is securely
memory	connected to the MFP system board.

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.