Bosch GLM400CL Operating/Safety Instructions Manual page 41

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Cause
The surfaces used
the calibration
not accurately
(horizontal or vertical).
The measuring tool was
moved or tilted while pressing
the button.
®
Bluetooth cannot be activated
The battery is too low.
No Bluetooth ® connection
Failure of the Bluetooth
connection
www.
Corrective Measure
for Repeat the calibration on a
were horizontal or vertical surface;
aligned if required, check the surface
first with a level.
Repeat the calibration and
hold the measuring tool in
place while pressing the
button.
Charge the measuring tool's
battery.
® Switch
Bluetooth
tool and the mobile device.
Check the application on your
mobile terminal/device.
Check
activated on your measuring
tool and mobile terminal/
device.
Check your mobile terminal/
device for overload.
Reduce the distance between
measuring tool and your
mobile terminal/device.
Avoid obstructions (e.g.,
reinforced concrete, metal
doors) between measuring
tool and your mobile terminal/
device. Observe clearance to
electromagnetic disturbances
(e.g., WLAN transmitters).
.com
off and restart
®
on the measuring
®
if Bluetooth is
41
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