28
EN
Troubleshooting
Error
Code
Cause
Solution
204
• Calculation error
• Repeat procedure
208
• Received signal
is too weak and
measurement
time is too long.
Distance >50 m
• Use target plate
209
• Received signal is
too strong
• Target is too
reflective (when
using target plate)
252
• Temperature is too
high
• Move the product
to a cooler
environment
253
• Temperature is
too low
• Move the product
to a warmer
environment
255
• Hardware error
• Switch the product
on/off several times.
If the error code
still appears, bring
the product to a
professional repair
centre.