Envitec AlcoQuant 6020 Operating Instructions Manual page 30

Error display Error display Error display Error display
ATTENTION:
Each device error is signalised acoustically by a short dual signal and optically either by the yellow LED (error that does not
impair measurement) or by the red LED (error impairing measurement). It leads to a corresponding error message on the
display.
The error message must be acknowledged by pressing the "OK" key
AlcoQuant® 6020 – Breathalyser – Operating Instructions
30
Possible cause Possible cause Possible cause Possible cause
Calibration Calibration
Calibration Calibration
An incorrect calibration date was
found.
Remedy Remedy Remedy Remedy
Measuring is not possible.
Device must be calibrated again, please
inform Service.
If the device has already been calibrated, it
is possible that the current date settings
are not correct.
Here, too, please inform Service.
briefly.