Solving copy quality problems

Unwanted background is visible

Adjust the Background Removal setting under Copy Options Advanced Imaging. Touch the right arrow to remove more background.

Unwanted patterns (Moire) appear when a document is copied using Photograph mode

Change the content mode to Printed Image under Copy Options Content.

Vertical or horizontal lines are noticed on copied pages

Clean the ADF scanner glass and backing material.

Black text is too light or disappearing

Adjust the Darkness setting under the Copy menu. Touch the right arrow to increase the darkness setting.

Change the content mode to Text under Copy Options Content.

Adjust the Background Removal setting under Copy Options Advanced Imaging. Touch the left arrow to remove less background.

Adjust the Contrast setting under Copy Options Advanced Imaging. Touch the right arrow to add more contrast.

Adjust the Shadow Detail setting under Copy Options Advanced Imaging. Touch the left arrow to decrease shadow detail.

The copy looks washed out or overexposed

Adjust the Background Removal setting under Copy Options Advanced Imaging. Touch the left arrow to remove less background.

Adjust the Shadow Detail setting under Copy Options Advanced Imaging.

Touch the left arrow to remove more shadow detail.

Solving scan quality problems

The file size is too big when I scan a document to the network

Touch Options, then under Resolution, decrease the output resolution.

Touch Options, then under Content, change the Color option to black and white.

Touch Options, then under Content, change the setting to Text.

Text characters do not look sharp when I scan a document to the network

Touch Options, then under Resolution, increase the output resolution.

Touch Options, then under Content, change the setting to Text.

Black text is too light or disappearing

Adjust the Darkness setting. Touch the right arrow to increase the darkness setting.

Change the content mode to Text.

Adjust the Background Removal setting under Advanced Imaging. Touch the left arrow to remove less background.

Adjust the Contrast setting under Advanced Imaging. Touch the right arrow to add more contrast.

Adjust the Shadow Detail setting under Advanced Imaging. Touch the left arrow to decrease shadow detail.

Unwanted background is visible

Adjust the Background Removal setting under Advanced Imaging. Touch the right arrow to remove more background.

Solving fax problems

The fax document takes a long time to transmit

Touch Options, then under Content, change the setting to Text, and then set the resolution to Standard.

The images on the fax I sent are not clear

Touch Options, then under Content, change the setting to Text/Photo or Photo.

Increase the output resolution.

Note: This will increase the amount of time required for the scan and will increase the quality of the fax output.

Caller ID is not shown

If your region supports caller ID, you may have to change the default setting. There are two settings available, FSK (pattern 1) and DTMF (pattern 2). Contact your telecommunications company to determine which pattern or switch setting to use.

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Lexmark X642 manual Solving copy quality problems, Solving scan quality problems, Solving fax problems

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.