Siemens SIMOTION C Operating Instructions Manual page 167

Table 9- 2 Status and fault displays behind the front cover
Display Meaning
Link X7 (green) Link status of Ethernet
interface
LED - ON
LED - OFF
Activity X7 (yellow) Activity status of Ethernet
interface
LED - flashing
LED - OFF
Link X11 Px Link status of PROFINET
(green) interface
LED - ON
LED - OFF
Activity X11 Px Activity status of
(yellow) PROFINET interface
LED flashing or
LED ON
LED - OFF
Fault X11 (red) Fault status of
PROFINET interface
LED - OFF
LED - flashing (2
Hz)
1)
SIMOTION C
Operating Instructions, 02/2012
Explanations
This LED indicates a physical connection of the Ethernet interface X7.
A device is connected and there is a physical connection to this device.
A device is not connected and there is no physical connection.
This LED indicates a data transfer via the Ethernet interface X7.
Data is being received or transmitted.
Data is not being received or transmitted.
This LED indicates a physical connection of the PROFINET interface X11
at port x (1 to 3).
A device is connected and there is a physical connection to this device.
A device is not connected and there is no physical connection.
This LED indicates a data transfer via the PROFINET interface X11 at
port x (1 to 3).
Data is being received or transmitted.
Data is not being received or transmitted.
This LED indicates a fault at the PROFINET interface X11.
PROFINET interface is operating without error; the data exchange to all
configured I/O devices is running.
Bus fault
Failure of a connected I/O device.

At least one of the assigned I/O devices cannot be addressed

Incorrect or no configuration

Alarm, error, and system messages
9.1 Diagnosis using the LEDs
167