Chapter
11
Operating Instructions
DME5000
118
© SICK AG • Germany • Subject to change without notice
8009813/ZJV1/2017-05
Troubleshooting
Problem
Cause
Countermeasure
Pre-failure
recognition
Laser diode at the end of its
service life
Keep replacement ready for
next maintenance cycle.
Light path is damped by mist or
dust.
Check light path.
Lens or reflector contaminated.
Clean optical surfaces during
next maintenance cycle.
Internal device temperature has
reached the threshold range.
Check ambient temperature.