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20. Troubleshooting
Code Description Solution
Err01 Measurement range
exceeded
Keep to the measurement
range.
Err02 Reected signal too
weak
Select another measurement
surface.
Err03 Display range
exceeded
Measure in smaller sub-
segments.
Err04 Pythagoras calculation
error
Check whether you proceeded
in the proper order.
Err05 Batteries low Replace the batteries.
Err06 Operating temperature
under/over limit
Keep to the operating
temperature range.
Err07 Ambient light too strong Measure at weaker light
conditions. If required, shade
the measurement surface.