Siemens SIMATIC ET 200eco PN Operating Instructions Manual page 90

Interrupt, error, and system messages
7.3 Diagnostics by means of LED display
LEDs Q1 to Q4
Valid for an IO-Link port that is in SIO mode.
Table 7- 4
LEDs
SF
Off
Off
LEDs IO-L 1 to IO-L 4
Valid for an IO-Link port that is in IO-Link mode.
Table 7- 5
LEDs
SF
Off
On
Off
On
Off
Reference
For status and error displays see section Diagnostics using the LED display on the
I/O devices (Page 85).
90
Status displays of LEDs Q1 to Q4
Meaning
Q1 to IO-L 1 to
Q4 IO-L 4
On Off Input or output value is 1.
Off Off Input or output value is 0 or port is
deactivated.
Status displays of LEDs Q1 to Q4
Meaning
Q1 to IO-L 1 to
Q4 IO-L 4
Off Flashes Flashes device
(green)
Off Flashes No IO-Link communication (for exam-
(green) ple, when you have activated the port
but no available IO-Link device can
be found.)
Off On IO-Link communication established,
(green) no pending device error.
Off On (red) IO-Link communication established,
pending device or channel error.
Off Off Port deactivated
Remedy
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Remedy
Check the IO-Link device used.
Check the wiring.
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Check the IO-Link device used.
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Operating Instructions, 08/2016, A5E01250250-AJ
ET 200eco PN