Siemens Simatic S7-1500 Manual - Halaman 34

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Halaman Cetak
Siemens Simatic S7-1500 Manual
Interrupts, error messages, diagnostics and system alarms
4.1 Status and error display of the CPU
Meaning of LINK RX/TX LED
Each port has a LINK RX/TX LED. The table below shows the various "LED scenarios" of
ports for the CPU 1516-3 PN/DP.
Table 4- 2
Meaning of the LEDs
LINK TX/RX LED
LED off
LED flashes green
LED lit green
LED flickers yellow
34
There is no Ethernet connection between the PROFINET interface of the PROFINET device
and the communication partner.
No data is currently being sent/received via the PROFINET interface.
There is no LINK connection.
The "LED flashing test" is being performed.
There is an Ethernet connection between the PROFINET interface of your PROFINET de-
vice and a communication partner.
Data is currently being received from or sent to a communications partner on Ethernet via
the PROFINET interface of the PROFINET device.
Meaning
CPU 1516-3 PN/DP (6ES7516-3AN01-0AB0)
Manual, 09/2016, A5E03461313-AD