Siemens SIMOTION Series Commissioning And Hardware Installation Manual page 194

Alarm, error and system messages
12.1 Diagnosis using the LEDs
LED display
SF PN
LED Red
LED Off
LED On
LED flashes 2 Hz
5 Hz
SY/MT
LED Yellow
LED Off
LED On
LED flashes 2 Hz
5 Hz
BUS1F X101
BUS2F X102
LED Red
LED On
LED Green
LED On
LED flashes 2 Hz
5 Hz
LED Off
194
Meaning
PROFINET bus error
Sync of PROFINET interface
Status of IsoPROFIBUS inter‐
face
Meaning
This LED indicates a fault at the PROFINET interface.
PROFINET onboard 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.
Configuring error.
FAULT state
SIMOTION software does not run in the FAULT state (all LEDs
flash simultaneously).
This LED indicates whether the PROFINET interface has been
synchronized.
The PROFINET interface has not yet synchronized with the
send cycle clock of PROFINET IO with IRT, or PROFINET IO
with IRT has not been configured.
The PROFINET interface has synchronized to the send cycle
clock of PROFINET IO with IRT.
A PROFINET firmware download is in progress.
FAULT state
SIMOTION software does not run in the FAULT state (all LEDs
flash simultaneously).
If this LED is red, it indicates a fault at the IsoPROFIBUS in‐
terface.
Bus fault
Parameter assignment error
If this LED is green, it indicates the bus status of the IsoPRO‐
FIBUS interface.
Cyclic data exchange
Bus status "Clear"
FAULT state
SIMOTION software does not run in the FAULT state (all LEDs
flash simultaneously).
No fault or no interface configured.
Commissioning and Hardware Installation Manual, 11/2016
SIMOTION P320-4 E / P320-4 S