4090-001

Transport Service Check

 

FRU

Action

 

 

 

1

Transport Motor

Check the motor for binds, or loose motor pulley.

 

 

Disconnect the transport motor (J4) from the

 

 

system board. Check for 8 to 18 ohms between

 

 

pins 1 and 2 on the motor cable. If the reading is

 

 

incorrect, replace the motor.

 

 

Check for motor pins shorted to the motor housing.

 

 

If you find a pin shorted to the housing, replace the

 

 

motor. If the failure remains, replace the system

 

 

board.

 

 

 

2

System Board

Turn the printer off and disconnect J4 from the

 

 

system board. Turn the printer on and check for a

 

 

pulse of 6 to 8 V dc between J4-1 and ground as

 

 

the printer goes through POST.

 

 

 

3

Carrier Guide Rod

Clean the carrier rod.

 

 

Note: Do not lubricate the rod or the carrier rod

 

 

bearing surface.

 

 

 

4

Transport Belt

Check for worn, loose or broken parts. Check for

 

Idler Pulley Parts

obstructions blocking carrier movement.

 

Carrier to carrier frame engagement should be

 

 

 

Carrier Frame

lubricated with grease P/N 1329301.

 

 

 

5

Encoder Strip

Check for wear and dirt.

 

 

 

6

Printhead Cable

Be sure connector J2 is fully seated. Check the

 

 

cable for damage.

 

Encoder Strip

Perform the ’Encoder Sensor Test’ on page 3-2. If

 

Encoder Card

you cannot enter the test, replace the system

 

System Board

board.

 

 

 

7

Maintenance

A problem with the maintenance station can cause

 

Station

carrier movement problems at the right margin. Go

 

 

to the ’Maintenance Station Service Check’ on

 

 

page 2-7.

 

 

 

Diagnostic Information 2-14

Page 24 Page 26
Page 25
Image 25
Lexmark 4090-001 manual Transport Service Check, Perform the ’Encoder Sensor Test’ on page 3-2. If
Page 24 Page 26

4090-001 specifications

The Lexmark 4090-001 is a robust and reliable printer that caters to the needs of high-volume printing environments. Known for its durability and efficiency, the Lexmark 4090-001 is often utilized in commercial settings where performance and quality are paramount.

One of the standout features of the Lexmark 4090-001 is its print speed, which is capable of delivering up to 120 characters per second. This rapid output makes it ideal for organizations that require fast and efficient printing solutions for invoices, reports, and other documents. Its high-speed performance does not compromise on the quality of the print; it produces clear and crisp text output, ensuring that important documents maintain a professional appearance.

The Lexmark 4090-001 utilizes a 24-pin dot matrix technology, which enhances the clarity and precision of printed characters and graphics. This technology is particularly beneficial for printing multi-part forms, where the device can effectively create multiple copies at once without sacrificing quality. The printer is engineered to handle a variety of media types, including labels, envelopes, and continuous forms, making it versatile and adaptable to diverse business needs.

Another characteristic of the Lexmark 4090-001 is its extensive connectivity options. It supports parallel and serial interfaces, allowing it to be easily integrated into existing network systems. This feature ensures that multiple users can access the printer simultaneously, boosting productivity in the workplace.

User-friendly design elements, such as a simple control panel and easy-loading mechanisms for paper, enhance operational efficiency. Maintenance is also simplified, which limits downtime and ensures that users can focus on their tasks without dealing with complex printer issues.

Furthermore, the Lexmark 4090-001 is built with longevity in mind. Its sturdy construction is designed to withstand the rigors of daily use, making it a cost-effective solution for businesses looking to invest in long-term printing capabilities.

In summary, the Lexmark 4090-001 combines high-speed printing, advanced dot matrix technology, versatile media handling, and user-friendly features, all wrapped in a robust design. It is an admirable choice for businesses that require consistent performance and exceptional print quality in a demanding work environment.
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