Using MFP menus

Menu item

Purpose

Values and descriptions

NPA Mode

Specifies whether the MFP

On

The MFP performs NPA processing. If

 

performs the special processing

 

data is not in NPA format, it is rejected

 

required for bidirectional

 

as bad data.

 

communication, following the

 

 

 

Off

The MFP does not perform NPA

 

conventions defined in the Network

 

Printing Alliance (NPA) Protocol.

 

processing.

 

Note: Changing this menu item

 

 

 

Auto*

The MFP examines data, determines

 

automatically resets the MFP. It is

 

 

the format, and then processes it

 

reset to configure memory, and any

 

 

 

appropriately.

 

permanent resources, such as fonts

 

 

 

 

 

or macros, are lost.

 

 

 

 

 

 

Parallel Buffer

Configures the size of the parallel

Disabled

Disables job buffering. Any jobs

 

input buffer.

 

already buffered on the hard disk are

 

Note: Changing this menu item

 

printed before normal processing of

 

 

incoming jobs resumes.

 

automatically resets the MFP. It is

 

 

 

 

 

reset to configure memory, and any

Auto*

The MFP automatically calculates the

 

permanent resources, such as fonts

 

 

Parallel Buffer size (recommended

 

or macros, are lost.

 

 

 

setting).

 

 

 

 

 

 

 

 

 

3K to maximum

The user specifies the Parallel Buffer

 

 

size allowed

size. The maximum size depends on

 

 

(1K increments)

the amount of memory in the MFP, the

 

 

size of the other link buffers, and

 

 

 

 

 

 

whether Resource Save is set to On or

 

 

 

Off. To maximize the range for the

 

 

 

Parallel Buffer size, disable or reduce

 

 

 

the size of the serial and USB buffers.

 

 

 

 

Job Buffering

This menu item only appears when

Off*

Does not buffer print jobs to the hard

 

a formatted hard disk is installed.

 

disk.

 

Temporarily stores jobs on the MFP

 

 

 

On

Buffers print jobs to the hard disk.

 

hard disk before printing.

 

 

 

 

Note: Changing this menu item

Auto

Buffers print jobs only if the MFP is

 

automatically resets the MFP. It is

 

busy processing data from another

 

reset to configure memory, and any

 

input port.

 

permanent resources, such as fonts

 

 

 

or macros, are lost.

 

 

 

 

 

 

Advanced Status

Enables bidirectional

Off

Disables parallel port negotiation.

 

communication through the parallel

 

 

 

On*

Enables bidirectional communication

 

port.

 

 

 

through the parallel interface.

 

 

 

 

Protocol

Specifies the parallel interface

Standard

May resolve some parallel interface

 

protocol.

 

problems.

 

 

 

 

 

 

Fastbytes*

Provides compatibility with most

 

 

 

existing parallel interface

 

 

 

implementations (recommended

 

 

 

setting).

 

 

 

 

Honor Init

Determines whether the MFP

Off*

The MFP does not honor hardware

 

honors hardware initialization

 

initialization requests from the

 

requests from the computer. The

 

computer.

 

computer requests initialization by

 

 

 

On

The MFP honors hardware

 

activating the INIT signal on the

 

parallel interface. Many personal

 

initialization requests from the

 

computers activate the INIT signal

 

computer.

 

each time the computer is turned on

 

 

 

and off.

 

 

 

 

 

 

Network/Ports

36

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Image 36
Lexmark X644E manual Parallel Buffer size recommended

X644E specifications

The Lexmark X644E is a multifunction printer designed for businesses seeking reliable performance and advanced features. This model is particularly well-suited for medium to large workgroups, offering an excellent balance between functionality and efficiency.

One of the standout features of the X644E is its multifunction capabilities, which include printing, scanning, copying, and faxing. This all-in-one device simplifies office workflows and reduces the need for multiple machines, saving valuable space. The X644E can produce high-quality black and white prints at speeds up to 45 pages per minute, ensuring that even large volumes can be handled without sacrificing performance.

The printer utilizes Lexmark's Advanced Laser Technology, which optimizes print quality and delivers sharp, professional documents. Its resolution of up to 1200 x 1200 dots per inch ensures that text is crisp and images are clear, making it ideal for producing business reports, presentations, and legal documents. The printer also supports various media sizes and types, including envelopes, labels, and heavier stock, providing versatility for different printing needs.

Another key characteristic of the X644E is its user-friendly interface. The device features a large color touchscreen that simplifies navigation and offers easy access to settings and features. Users can quickly select functions, adjust print settings, and manage jobs seamlessly.

The X644E supports network connectivity, allowing multiple users to access the printer simultaneously. It is compatible with both wired and wireless connections, providing flexibility for different office setups. Additionally, mobile printing capabilities enable users to print documents directly from their smartphones and tablets, enhancing convenience.

Security is a significant concern for businesses, and the Lexmark X644E addresses this with robust features. It includes secure printing options, password protection, and user access controls, ensuring that sensitive information remains protected.

In terms of cost-efficiency, the X644E utilizes high-capacity toner cartridges, reducing the frequency of replacements and lowering overall printing costs. This feature is particularly beneficial for organizations looking to optimize their printing budgets.

Overall, the Lexmark X644E stands out as a versatile and powerful multifunction printer. With its high-speed printing, advanced technologies, user-friendly interface, and security features, it meets the demands of modern office environments, making it a solid choice for any business looking to enhance productivity and efficiency.