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Fanuc CNC Control Board Repair Specialists

ISO 9001:2015 Certified Quality

Our certified process ensures consistent quality and reliable repairs every time.

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2-Year Repair Warranty

We stand behind our repairs with an extensive 2-year warranty on parts and labor for your peace of mind.

Fast Turnaround Time

Our efficient process and large parts inventory help minimize your operational downtime.

Expert Component-Level Repair

We find and replace individual failed components, offering a more affordable and effective repair than full replacement.

Free, No-Obligation Quote

Send us your item for a free evaluation and receive a detailed repair quote with no commitment required.

Fanuc CNC Control Board Repair Services by Roc Industrial LLC

Is your Fanuc CNC control board malfunctioning and causing downtime? Roc Industrial LLC specializes in providing fast, reliable, and expert Fanuc CNC control board repair services. We understand the critical role these boards play in your CNC machinery, and we're committed to getting you back up and running quickly. Our experienced technicians have the knowledge and resources to diagnose and repair a wide range of Fanuc CNC control board issues. Trust Roc Industrial LLC as your trusted partner for all your Fanuc CNC control board repair needs. We offer free evaluations, warranty-backed repairs, and exceptional customer support.



About Fanuc CNC Control Boards

Fanuc is a world-renowned leader in CNC (Computer Numerical Control) systems, robotics, and automation. Their CNC control boards are the brains behind countless machines used in manufacturing, machining, and other industrial applications. Known for their reliability and precision, Fanuc CNC control boards are essential for controlling the movements and functions of CNC machines, ensuring accuracy and efficiency in production processes.


Fanuc CNC control boards are used extensively in industries such as aerospace, automotive, medical device manufacturing, and general machining. They are integral to operating CNC mills, lathes, routers, and other automated equipment. The robust design and advanced features of Fanuc control boards make them a preferred choice for demanding applications where precision and reliability are paramount. However, even the most reliable equipment can experience failures, requiring expert repair services to minimize downtime and maintain productivity. Roc Industrial LLC is your go-to source for comprehensive Fanuc CNC control board repair.



Supported Models & Series

We repair a wide range of Fanuc CNC control board models and series, including but not limited to:

  • Fanuc Series 0-T/0-M Control Boards

  • Fanuc Series 15-T/15-M Control Boards

  • Fanuc Series 16/18/21-T/16/18/21-M Control Boards

  • Fanuc Series 30i/31i/32i-A Control Boards

  • Fanuc Series 30i/31i/32i-B Control Boards

  • Fanuc Power Mate Series Control Boards

  • Fanuc I/O Link Boards

  • Fanuc Servo Amplifier Control Boards

  • Fanuc Spindle Amplifier Control Boards

  • Fanuc Operator Panel Boards

  • Fanuc Main CPU Boards

  • Fanuc Memory Boards

  • Fanuc Graphic Boards

  • Fanuc Interface Boards

  • A02B Series Control Boards (e.g., A02B-0200-B102, A02B-0200-B106)

  • A16B Series Control Boards (e.g., A16B-1010-0010, A16B-1010-0020)

  • A20B Series Control Boards (e.g., A20B-1003-0510, A20B-1003-0520)


Common Fanuc CNC Control Board Problems We Repair

Fanuc CNC control boards can experience a variety of issues that can disrupt your manufacturing processes. These problems can range from simple component failures to more complex software or communication errors. Our experienced technicians are equipped to diagnose and repair these issues efficiently, minimizing downtime and restoring your equipment to optimal performance.

  • No Power or Boot Failure: The control board fails to power on or boot up correctly, preventing the CNC machine from starting.

  • Communication Errors: The control board cannot communicate with other components of the CNC machine, such as servo drives or encoders.

  • Display Issues: The display screen on the control board is blank, distorted, or shows incorrect information.

  • Memory Errors: The control board experiences memory errors, leading to program corruption or data loss.

  • Input/Output (I/O) Failures: Inputs or outputs on the control board are not functioning correctly, affecting the machine's ability to control external devices.

  • Servo Drive Communication Problems: The control board fails to properly communicate with the servo drives, resulting in erratic or uncontrolled movements.

  • Spindle Control Issues: The control board cannot control the spindle speed or direction, affecting machining operations.

  • Encoder Feedback Errors: The control board receives incorrect or no feedback from encoders, leading to positioning errors.

  • Overheating: The control board overheats, causing performance degradation or complete failure.

  • Component Failures: Individual components on the control board, such as capacitors, resistors, or integrated circuits, fail.

  • Blown Fuses: Frequent blowing of fuses on the control board, indicating a short circuit or overload condition.

  • Software Corruption: The control board's software becomes corrupted, leading to malfunctions or errors.

  • Axis Control Problems: Inability to control one or more axes of the CNC machine. This can manifest as jerky movements, inability to reach desired positions, or complete axis failure.

  • Parameter Loss: Loss of critical machine parameters stored in the control board's memory, requiring reprogramming.


Our Fanuc CNC Control Board Repair Process

At Roc Industrial LLC, we follow a meticulous and comprehensive repair process to ensure the highest quality Fanuc CNC control board repairs. Our goal is to diagnose the problem accurately, repair it effectively, and return your equipment to you in optimal working condition. Here's a detailed breakdown of our process:

  1. Free Evaluation and Quote: We start with a free evaluation of your Fanuc CNC control board to determine the extent of the damage and the necessary repairs. Based on our evaluation, we provide you with a detailed quote outlining the cost of the repair.

  2. Shipping Instructions: Once you approve the quote, we provide you with detailed shipping instructions to ensure your control board arrives safely at our repair facility. We recommend using a reputable shipping carrier and properly packaging the board to prevent further damage during transit.

  3. Diagnosis Using Specialized Test Equipment: Upon receiving your control board, our experienced technicians conduct a thorough diagnosis using specialized test equipment. We use advanced diagnostic tools to pinpoint the root cause of the problem, whether it's a component failure, software issue, or communication error.

  4. Component-Level Repair and Replacement: Once we've identified the problem, we proceed with component-level repair and replacement. We use high-quality replacement parts that meet or exceed the original manufacturer's specifications. Our technicians are skilled in soldering, desoldering, and other advanced repair techniques.

  5. Load Testing and Quality Checks: After completing the repairs, we perform rigorous load testing and quality checks to ensure the control board is functioning correctly. We simulate real-world operating conditions to verify that the board can handle the demands of your CNC machine.

  6. Warranty-Backed Return and Support: We stand behind our repairs with a comprehensive warranty. If you experience any issues with the repaired control board within the warranty period, we will provide prompt and professional support. We also offer ongoing technical support to help you keep your CNC machine running smoothly.


Nationwide Repair Services

Roc Industrial LLC proudly offers our Fanuc CNC control board repair services to customers nationwide. We understand that downtime can be costly, so we strive to provide fast turnaround times and reliable repairs, no matter where you are located. We serve customers in major metro areas across the United States, including:

  • New York, NY

  • Los Angeles, CA

  • Chicago, IL

  • Houston, TX

  • Dallas, TX

  • Philadelphia, PA

  • Phoenix, AZ

  • Atlanta, GA

  • Miami, FL

  • and many more!

We offer fast shipping options to minimize downtime and get your repaired Fanuc CNC control board back to you as quickly as possible. Our quick turnaround times and efficient repair processes ensure that you can resume your manufacturing operations with minimal disruption. Contact us today to learn more about our nationwide repair services.



Why Choose Roc Industrial LLC?

When it comes to Fanuc CNC control board repair, Roc Industrial LLC is the clear choice. We offer a combination of experience, expertise, and customer service that sets us apart from the competition. Here are just a few reasons why you should choose us:

  • 30+ Years of Experience: We have over 30 years of experience in industrial electronic repair, giving us the knowledge and skills to handle even the most complex Fanuc CNC control board issues.

  • Warranty-Backed Repairs: We stand behind our repairs with a comprehensive warranty, giving you peace of mind knowing that your equipment is protected.

  • Thousands of Parts in Stock: We maintain a large inventory of replacement parts, allowing us to complete repairs quickly and efficiently.

  • Fast Turnaround, Often Same-Day: We understand the importance of minimizing downtime, so we offer fast turnaround times, often with same-day service available.

  • ISO-Certified Repair Processes: Our repair processes are ISO-certified, ensuring that we adhere to the highest standards of quality and consistency.

  • Exceptional Customer Support: We are committed to providing exceptional customer support. Our friendly and knowledgeable staff is always available to answer your questions and address your concerns.

Don't let a faulty Fanuc CNC control board slow down your operations. Contact Roc Industrial LLC today for a free evaluation and fast, reliable Fanuc CNC control board repair. We are your trusted partner for all your Fanuc CNC control board service and troubleshooting needs. Our expert testing and refurbishment services will get your equipment back in top condition quickly and affordably. Roc Industrial LLC is here to help!

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