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55000-00011_002_01 – 1756789 – 2017-09-06
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14
Troubleshooting
Recurrent faults
If a fault reoccurs or cannot be remedied, put the device out of service and contact Trumpf Medical Customer
Service.
Causes of faults and fault removal
NOTE
Error
Possible cause
Remedy
Chapter
Suspension / mobility
Light head drops / rises
Spring force in spring arm is
too strong / too weak
Adjusting the spring force
Chpt. 12.4 - Chpt. 12.6
Light head moves
with difficulty / easily
Brakes too stiff / too loose
Adjust brakes
Chpt. 12.7.2 - Chpt. 12.7.5
Optical system / light technology
Light intensity too low
Light intensity set too low
Increase light intensity
Chpt. 8.9
Inhomogeneous light field
The light head is outside the
working area
Position the light head
Chpt. 8.6
The light does not light
Main switch in the operating
theatre is switched off
Switch on the main switch
Chpt. 8.6
Light head has been turned
off at the control panel
Press the ON / OFF button
Chpt. 8.6
Mains cable of the mobile
stand version not plugged in
Plug mains cable into socket
Chpt. 8.6
Power unit of the mobile
stand version not switched
on
Press the ON / OFF button on
the power supply housing
Chpt. 8.6
Defective electronics
Inform Trumpf Medical
Customer Service
—
Site power supply is
interrupted
Check site fuses and power
supply
—
Automatic distance
measurement is not working
(ALC plus display is flashing)
Software failure
Deactivate ALC plus and
manually select the distance
or disconnect from power
supply and then reconnect
Chpt. 8.9.3
Different colour
temperatures in the light
field
Colour temperature is set on
only one light head
Switch on the SYNC function
Chpt. 8.9.6
Sterilisable handle
Handles are damaged or
show cracks
End of service life has been
reached
Replace handles
Chpt. 8.4
Life span of the sterilisable
handles too short
Wrong sterilisation method
Check sterilisation method
Chpt. 11