OPC / OPD / OPE
Troubleshooting
2015-07
57
10 Troubleshooting
10.1 What to Do in the Event of an Error
Before requesting a service call, please check that the following actions have
been taken:
■ Equipment has been tested according to the following checklists,
■ Telephone assistance obtained from the Service Center to isolate the
problem.
Checklist
■ If none of the above corrects the problem, please contact the Service
Center. Please have the fault patterns and version number of the sensor
available. The version number can be found at the bottom left of the user
interface.
Fault Cause Remedy
"PWR" LED does not light
up
The power supply is
switched off.
Check whether there is a
reason why the power
supply is switched off
(installation or
maintenance work, etc.).
Switch on the power supply
if appropriate.
"PWR" LED does not light
up
Wiring fault in the splitter or
switch cabinet.
Check the wiring carefully
and repair any wiring faults.
No connection to the
device
Network cable not
connected.
Connect the network cable.
No connection to the
device
Wrong network cable used. Direct connection between
PC and device: use a
crossover network cable.
Connection via an existing
network: use a twisted-pair
network cable.
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