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10
Troubleshooting
10.1
Safety
DANGER
Hazard due to lack of effectiveness of the protective device
Persons and parts of the body to be protected may not be recognized in case of
non-observance.
b
Immediately shut the machine down if the behavior of the machine cannot be
clearly identified.
b
Immediately put the machine out of operation if you cannot clearly identify or
allocate the fault and if you cannot safely remedy the fault.
b
Secure the machine so that it cannot switch on unintentionally.
DANGER
Hazard due to unexpected starting of the machine
b
When any work is taking place, use the protective device to secure the machine or
to ensure that the machine is not switched on unintentionally.
DANGER
Hazard due to lack of effectiveness of the protective device
Persons and parts of the body to be protected may not be recognized in case of
non-observance.
b
Do not do repair work on device components.
b
Do not make changes to or manipulate device components.
b
Apart from the procedures described in this document, the device components
must not be opened.
NOTE
Additional information on troubleshooting can be found at the responsible SICK subsid‐
iary.
10.2
Diagnostic LEDs
10.2.1
Fault indicators
Overview
In the event of a fault, the type of fault is indicated by the LED display on the sender or
receiver.
Sender
Position of LEDs:
see "Sender indicators", page 12
TROUBLESHOOTING
10
8025644/19Z2/2021-03-09 | SICK
O P E R A T I N G I N S T R U C T I O N S | C4-RD
57
Subject to change without notice