Siemens SINAMICS S120 Manual page 315

LED Color
Red/
green
Orange
Green/
orange
or
red/
orange
DP –
PROFIdrive
cyclic
operation
Green
Red
OPT –
(OPTION)
Green
Red
RDY and Red
DP
Cabinet Modules
Manual, (GH5), 05/2010, A5E03263538A
State
Flashing light Control Unit is ready for operation.
0.5 Hz However, there are no software licenses.
Flashing light Updating the firmware of the DRIVE-CLiQ
0.5 Hz components
Flashing light DRIVE-CLiQ component firmware update
2 Hz completed. Wait for POWER ON for the
components in question.
Flashing light Component detection via LED is activated
1 Hz (p0124[0]).
Note:
Both options depend on the LED status when
component detection is activated via
p0124[0] = 1.
Off Cyclic communication has not (yet) taken place.
Note:
PROFIdrive is ready to communicate when the
Control Unit is ready to operate (see LED RDY).
Steady light Cyclic communication is taking place.
Flashing light Full cyclic communication is not yet taking place.
0.5 Hz
Possible causes:
The controller is not transferring any setpoints.
•
During isochronous operation, no global
•
control (GC) or a faulty global control (GC) is
transferred by the controller.
Flashing light PROFIBUS master is sending incorrect
0.5 Hz parameterization / configuration data
Flashing light Cyclic bus communication has been interrupted or
2 Hz could not be established
Off The electronics power supply is missing or
outside the permissible tolerance range.
Component is not ready.
Option Board not installed or no associated drive
object has been created.
Steady light Option Board is ready.
Flashing light Depends on the Option Board used.
0.5 Hz
Steady light At least one fault is present in this component.
Option board not ready (e.g. after switch on).
Flashing light Bus error - communication has been interrupted
2 Hz
7.2 LEDs on the CU320-2 DP Control Unit
Description, cause
Diagnostics
Remedy
Obtain licenses
–
Carry-out POWER ON
for the components in
question
–
–
–
–
Adapt configuration
between master /
controller and CU
Remove fault
Check power supply
and/or component
–
–
Remove and
acknowledge fault
Remove fault
315