X90 mobile modules
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X90 mobile system User's manual V 1.20 - Translation of the original manual
5.2.2.4.1 LED "S/E" (LED "Status/Error")
This LED is a green/red dual LED and indicates the state of the POWERLINK interface. The LED states have a
different meaning depending on the operating mode of the POWERLINK interface.
5.2.2.4.1.1 Ethernet mode
In this mode, the interface is operated as an Ethernet interface.
LED "S/E"
Green
Red
Description
On
Off
The interface is operated as an Ethernet interface.
Table: LED "S/E": Interface in Ethernet mode
5.2.2.4.1.2 POWERLINK V2 mode
Error message
LED "S/E"
Green
Red
Description
Off
On
The interface is in the error mode (failed Ethernet frames, increased number of collisions on the network, etc.).
Note:
Several red blinking signals are displayed immediately after the device is switched on. These are not errors, however.
Blinking
On
If an error occurs in the following modes, then the green LED blinks over the red LED:
•
PRE_OPERATIONAL_1
•
PRE_OPERATIONAL_2
•
READY_TO_OPERATE
t
t
t
LED "S/E"
Status
Green
Error
Red
Table: LED "S/E" - Error message (interface in POWERLINK mode)
