Interrupts, diagnostics, error messages and system events
11.1 Status and error display of the CPU
CPU 1516pro-2 PN (6ES7516-2PN00-0AB0)
Operating Instructions, 09/2016, A5E35873416-AA
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Identification of the PROFINET device in the control cabinet
During first commissioning, PROFINET IO devices must be provided with a device name.
You can
have the LINK LED of a PROFINET IO device to be named flash in STEP 7. This
enables you, for example, to clearly identify a PROFINET IO device to be addressed from
several identical devices in a control cabinet.
This LED indicates that a maintenance demand exists, e.g. loss of synchronization of station,