What to do if QBC Diagnostics Star Laboratory Equipment displays 'EXX- System Error'?
- JJustin LevySep 12, 2025
If the QBC Diagnostics Laboratory Equipment shows an 'EXX- System Error', note the error number. Press the 'Star' key when prompted to start a self-test. The instrument will attempt to confirm any abnormalities. Follow the instructions on the LCD. If the problem continues, contact QBC Diagnostics Inc for assistance.