Lexmark 4090-001 manual Code Module Removal, Edge Guide Asm and Paper Load Shaft Removal

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4090-001

Code Module Removal

1.Remove the front cover.

2.Remove the rear cover.

3.Gently pry the Code Module from the system board noting the position of the notch in the module. The notch is down.

Edge Guide Asm and Paper Load Shaft Removal

1.Remove the front cover.

2.Remove the rear cover.

3.Remove the paper load door and manual insert tray.

4.Remove the pick roll hub, shaft and envelope bucklers.

5.Remove the two screws from the right side frame.

6.Work the paper load shaft out of the side frames.

7.Pull up the bottom of the edge guides to separate them from the top of the back plate and remove the assembly from the frames.

Note: When reinstalling, be sure the edge guide springs are turned to the inside to maintain spring tension on the guides.

Encoder Card Removal

1.Remove the front cover.

2.Remove the printhead carrier assembly.

3.Disconnect the printhead cable from the encoder card.

4.Remove the screw from the encoder card and remove the card.

Encoder Strip Removal

1.Remove the front cover.

2.Remove the carrier assembly.

3.Gently release the tension on the encoder strip by flexing the encoder strip tensioner and remove the encoder strip.

Note: When reinstalling the encoder strip, make sure the ends of the strip are centered in their mounting notches and the strip does not bind in the encoder card on the carrier.

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Contents 4090-001 4090-001 Contents Connector Locations Preventive Maintenance Safety Information PrefaceNorme di sicurezza SicherheitshinweiseConsignes de Sécurité Informações de Segurança Pautas de SeguridadSikkerhedsoplysninger Chinese Safety Information Korean Safety Information Maintenance Approach Resolution and Print SpeedPower Consumption General InformationUnique Tools Required For Service AbbreviationsDiagnostic Information StartError Indicator Table Power-On Self Test Post SequencePost Symptom Table Symptom ActionSymptom Tables Carrier Transport Problems4090-001 Paper Feed Problems First Print Line Service Check Service ChecksEnvelope Feed Service Check Maintenance Station Service Check Paper Feed Service Check Perform the ’Paper Path Service Check’ on Paper Path Service Check Parallel Port Service Check Power Service CheckPrint Quality Service Check Do not lubricate the carrier guide rod or Transport Service Check Perform the ’Encoder Sensor Test’ on page 3-2. IfDiagnostic Aids Encoder Sensor Test Initialize Error Log Paper Sensor Test Parallel Port Test Print Nvram Contents Test Repair Information Handling ESD-Sensitive PartsReleasing Plastic Latches AdjustmentsRemoval Procedures Base Assembly Removal Carrier Belt RemovalCarrier Frame Assembly Removal Carrier Transport Motor Removal Encoder Card Removal Code Module RemovalEdge Guide Asm and Paper Load Shaft Removal Encoder Strip RemovalExit Roller Removal Feed Arm Assembly RemovalExit Drive Belt Removal Front Cover Removal Gutter Pad RemovalInside Idler Gears Removal Large Feed Roll Removal Large Outside Gear Removal Left Side Frame Assembly Removal Mid Frame Assembly Removal Maintenance Station Assembly RemovalMaintenance Wipers and Caps Removal Manual Insert Tray RemovalPaper Guide and EOF Flag Assembly Removal Paper Feed Motor Removal4090-001 Pick Roll Hub, Shaft and Envelope Bucklers Removal Power Supply RemovalPaper Load Door Removal Printhead Cable, Cradle & Paper Deflector Removal 4090-001 Printhead Carrier Assembly Removal Printhead Rubber Backer RemovalRight Side Frame Assembly Removal Rear Cover RemovalSystem Board Removal Small Feed Roll Shaft, Rollers & Paper Flap RemovalStar Roller Removal Connector Locations System Board Connectors Encoder Card Connector Connector Connector NamesPreventive Maintenance Lubrication SpecificationsParts Catalog How To Use This Parts Catalog Assembly 1 Covers Asm Part Units Description Index Number Assembly 2 Frames 4090-001 Assembly 3 Paper Feed 4090-001 Assembly 4 Electronics 70G2695 System Board, W/O Code Module Assembly 4 Electronics 4090-001 Assembly 5 Carrier 4090-001 Assembly 6 Carrier Transport 4090-001 Assembly 7 Sheet Feeder 4090-001 Assembly 8 Maintenance Station 4090-001 Index Post4090-001

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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