Project laboratory

We have a research and development team for miners' auxiliary equipment and a new project development team. when they found some new project they will produce detailed tutorials and share with us. Subscribe Now

  • How to use the test fixture to locate fault chip range (S9)

    Quickly locate faults, be accurate and efficient, and greatly reduce inspection time.

  • How to use the test fixture to locate fault chip range (L3+)

    Quickly locate faults, be accurate and efficient, and greatly reduce inspection time.

  • How to repair L3+ hash board

    Simple and effective troubleshooting and repair quick start tutorial, easy to learn even you have no repair basis.


  • Antminer S9 control board upgrade firmware crash recovery tutorial (99% successful)

    Can solve the control board crashes, can't start, can't upgrade and reduce the frequency, can't enter the background and other faults.


  • How to make an Antminer chip fixture (chip test stand)by your self, for repair A3 D3 L3+

    Easy to understand, self-made repair essential tools, no longer worry about repair equipment.This project includes: circuit diagram, fixture configuration file, computer software, driver, fixture program.

  • AntminerS9 control board down frequency repair firmware video tutorial

    Can solve the upgrade firmware failure, miner can't start, miner low hash calculation power and other failures.


  • Antminer S9 hash board repair and fault diagnosis video tutorial

    Simple and effective troubleshooting and repair quick start tutorial, easy to learn even you have no repair basis.

  • Micro crypto miner cooler

    This product is made of  PVC material and has the advantages of oxidation resistance, toughness, and corrosion resistance. The water curtain is made of Jiamusi high-quality base paper, which is environmentally friendly, reliable and durable. When the ambient temperature is 30 °C, the temperature inside the machine can be effectively reduced by about 4 °C. In theory, the higher the room temperature, the more obvious the effect.Product parameters:Size 22 * 20 * 31, Tuyere diameter 150mm, Material imported PVC, Operating temperature 1 °C - 55 °C, Power consumption 13W, Water storage capacity 1.8 liters, The theoretical cooling coefficient of 3 °C - 5 °C.