7.2 Indicating elements
On the device, colored light diodes (LED) show the operating status of the device.
Operating state
LED State Description
Run
(green)
Blinking
Blinking
rapidly
On
Ready for operation, power supply connected
Update mode or reset to default settings
(S10 push button)
Boot phase
Com
(yellow)
Blinking TCP/UDP/IP telegram detected via FO
Link
(white)
Blinking
On
32Mbit input signal connected, but the device is not configured for this
mode, S2 is on position 0
Valid 32Mbit input signal detected
Error
(red)
Blinking
On
Defect (configuration error)
Hardware error
The operating status of the PROFINET devices is indicated by multi-color LEDs.
Operating state PROFINET device 0/1
Color State Description
Green On
Device is connected and at least one connection to a PROFINET
controller is established
Yellow On Device is started, but no IO connection is established
Red On Hardware error or overload
Blue Blinking PROFINET blink test
Operating state of the TAP interface “Sniffer“
Color State Description
Green On Cyclic PROFINET IO telegrams are detected and a configuration for the
sniffer is active.
Green Blinking Cyclic PROFINET IO telegrams are detected, but no configuration for the
sniffer is active.
Yellow On Device is started but no cyclic PROFINET IO telegrams are detected
Red On Hardware error
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