27 GB
Faults
Cause Solution
500 Hardware error Switch on / off the product, if
the symbol still appears after
several times, please contact
with your dealer.
Maintenance and cleaning
The product is maintenance-free.
CAUTION! Never submerse the product in water or other
liquids. Do not allow any moisture to penetrate into the prod-
uct during cleaning.
Clean the laser beam output opening
4
and the receiver
lens
3
with a gentle air stream. In the case of more serious
contamination, remove the dirt with a damp cotton swab. Do
not exert any strong pressure!
Never use petrol, solvents or cleaning agents that attack plastic.
The product should only be opened by a
qualified person for repairs.
To clean the casing, use a soft dry cloth.
Keep the product clean to ensure fault-free operation.
Storage
If you decide not to use the product for a long period, remove
the batteries and store it in a clean, dry place away from direct
sunlight.
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