ZXD released firmware version v2.1.4 in December 2021 to improve batch counting accuracy. Here is the official update process:
| Symptom | Possible Cause | Solution | | :--- | :--- | :--- | | Module not working, no LEDs | AC input failure or fuse blown | Check input breaker; check input wiring. | | Red Fault LED is on | Internal failure or Fan failure | Remove module for service; check for dust blocking fans. | | Output voltage too low | Battery charging mode or load shedding | Check settings on the Monitor Unit (SMU). | | Fan is noisy | Bearing wear or dust accumulation | Clean fan filters; replace zxd 3000 user manual 2021
The top line of the LCD now shows real-time: Temp: 38C | RPM: 1450 | Job: IDLE ZXD released firmware version v2