20. Troubleshooting
Code
Description
101
Measuring distance
is too short / far to
measure
102
Reflected signal is
too weak
103
Out of display range
104
Pythagorean theorem
calculation error
105
Low battery
106
Ambient temperature
is too hot / cold
107
Ambient light is too
strong
54
Solution
Measure in a longer / shorter
distance
Please measure on a better
surface
Please reset by pressing
power button.
Please check measuring target
Please change a new battery
Please measure at a cooler /
warmer temperature.
Please measure at a darker
place