Siemens SIMATIC ET 200eco PN M12-L Equipment Manual page 61

EtherNet/IP
6.2 Diagnostics
RN/
NS
Not
rele-
vant
Flash-
ing
Flash-
ing
Flash-
ing
P1 LK and P2 LK LEDs
Table 6- 4
P1 LK
60
LEDs
ER/ MT/
MS IO
Not IO diagnostics or missing IO device of
rele- slots used by EtherNet/IP
Flash-
vant
ing
Test of LEDs during startup: The three
LEDs light up simultaneously for ap-
Flash- Flash-
proximately 0.25 s in red. Then for
ing ing
approximately 0.25 s in green.
Hardware or firmware defective.
Flash- Flash-
ing ing
The "Node flash test" is running (the
P1 LK and P2 LK LEDs are also flash-
Flash- Flash-
ing).
ing ing
Error display of the P1 LK and P2 LK LEDs
LEDs
P2 LK
There is no Ethernet connection between
the communications interface of your IO
Off
device and a communication partner
(e.g. scanner).
There is an Ethernet connection between
the communications interface of your IO
On
device and a communication partner
(e.g. scanner).
The "Node flash test" is running (the
RN/NS, ER/MS and MT/IO LEDs also flash).
Flashing
CM 8x IO-Link + DIQ 8x24VDC M12-L 8xM12 (6ES7148-6JJ00-0BB0) communications module
Meaning
Meaning
Solution
---
• You can read out the service data
with STEP 7 V5.6.
Solution
Check whether the bus cable to the
switch/communication partner is inter-
rupted.
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Equipment Manual, 12/2022, A5E51718265-AB