Frequently Asked Questions

What kind of error message and warning messages does exists?

Calibration failed! Appears when white calibration failed for the
Please retry. first time.
 
Calibration failed! Please clean white Appears when white calibration failed for the
calibration tile or contact tech rep. second time.
 
Green check failed! Appears when green check failed for the first
Please retry. Time.
 
Green check failed! Please clean green Appears when green check failed for the
tile and retry. Second time.
 
Green check failed! Appears when green check failed for the
Please contact tech rep. third time.
 
Measure failed! Please repeat... Battery too low. Instrument must be charged.
Low battery
 
Measure failed! Please repeat... Battery too low. Instrument must be charged.
Pins not pressed
 
Measure failed! Please repeat... Appears when sensor pins are not pressed
General during a reading.
 
 
White check invalid! Please perform Appears when doing a green check and the
white check first. white calibration is expired.
 
White calibration or green check invalid Appears when white calibration or green
or expired! Please calibrate now! check are expired.
 
Surface temperature too high! Sample surface temperature is too high.
 
Instrument temperature too high Instrument temperature is higher than 40°C.
 
Instrument temperature too low Instrument temperature is lower than 5°C.
 
Ambient light Appears when ambient light enters the
measurement aperture.
 
 
Keep instrument stable Appears when instrument was moved during a
reading.
 
Test failed! Appears when one test of the complete diagnosis check failed.
 
Diagnostic check failed! Appears when diagnosis check failed.
 
Reset To perform a hardware reset, press the Operate button permanently for approx. 10 seconds. The reset can be done at any time.


Further information can be obtained from the operating manual.

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