1. There is a problem in the connection between Mindray reagent unit and main control unit. Check whether the connecting cable is connected correctly, and make sure the connection is stable.
2. There is a fault when the main control unit sends the result. Check the working state of the main control unit to ensure its normal operation.
3. The Mindray reagent unit itself is out of order. Check the working state of the reagent unit to ensure its normal operation.
4. System setup problems. Check the system settings to ensure that the communication settings between the reagent unit and the main control unit are correct. Mindray reagent is a kind of reagent used in biomedical field, mainly used in medical diagnosis and laboratory research. Mindray reagent has the characteristics of high purity, high stability and high sensitivity, and can provide accurate experimental results.