Siemens SINAMICS S120 Commissioning Manual page 289

Control Unit 320-2 PN during operation
Table 6-7 CU320-2 PN Control Unit – description of the LEDs after powering up
LED Color
RDY –
Green
Red
Red/
green
Orange
Green/
orange
or
red/
orange
Green/
orange
or
red/
orange
Commissioning with Startdrive
Commissioning Manual, 06/2020, 6SL3097-5AA10-0BP2
Display Description, cause, remedy
OFF Electronics power supply is missing or outside permissible toler‐
ance range.
Remedy: Check the power supply.
Continuous light The component is ready for operation and cyclic DRIVE-CLiQ com‐
munication is taking place.
Flashing light Commissioning/reset
0.5 Hz
Flashing light Writing to the memory card
2 Hz
Flashing light with the Indicates PROFIenergy energy-saving mode.
on/off ratio
0.5 s = On
3 s = Off
Flashing light General errors
2 Hz
Remedy: Check parameterization / configuration data
Flashing light Control Unit is ready. However, software licenses are missing.
0.5 Hz
Remedy: Obtain licenses.
Flashing light Updating the firmware of the DRIVE-CLiQ components
0.5 Hz
Flashing light DRIVE-CLiQ component firmware update complete. Wait for POW‐
2 Hz ER ON for the components in question.
Remedy: Carry out a POWER ON for the components in question
Flashing light Control Unit detection via DCP flashing
1 Hz
Remark:
Both options depend on the LED status when component recog‐
nition is activated via DCP.
Flashing light LED-supported detection of Control Unit is activated
2 Hz (p0124[0] = 1).
Remark:
Both options depend on the LED status when component recog‐
nition is activated via p0124[0] → 1.
Diagnostics
6.1 Diagnostics using LEDs
.
1)
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