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11. Troubleshooting
Error Possible cause Troubleshooting
Device is switched on, display
«ON - BATT» does not light up
and there is no visible laser
beam.
Battery exhausted
Rechargeable battery
exhausted
Battery / rechargeable battery
inserted incorrectly
Device or switch defective
Replace the battery
Recharge or replace battery
Insert the batteries / rechar-
geable batteries correctly
Contact the dealer and have
the device repaired.
Device turns o again
immediately after startup.
Battery exhausted
Rechargeable battery
exhausted
Replace the battery
Recharge or replace battery
Device is switched on, display
«ON - BATT» lights up, but
there is no visible laser beam.
Ambient temperature too
high / low
Laser diode or laser control
defective
Allow for an acclimatization
of the device
Contact the dealer and have
the device repaired.
Device is switched on, display
«ON - BATT» lights up, but
some laser beams are not
visible.
Laser diode or laser
control defective
Contact the dealer and have
the device repaired.
Laser lines blink in one second
intervals
Device is beyond the
self-leveling range
Align the device horizontally
The «ON - BATT» indicator is
blinking
Battery capacity is less than
10 %
Recharge the battery in time
Laser lines blink every
4 seconds
Device is in the manual
inclination mode
Press and hold the
«MODE» button for 4s or
switch on the laser device