Siemens SINAMICS S220

8.3.2 LED description
Response of the LEDs in operation
Table 8-5 Meaning of the LEDs on the Motor Module
LEDs Description, cause Remedy
RDY1
for axis 1
RDY2
for axis 2
1)
DC LINK  
The electronics power supply is missing or outside
the permissible tolerance range.
Check the 24 V supply.
Green Green
–
2)
The component is ready for operation. Cyclic DRIVE-
CLiQ communication is taking place.
–
The DC link voltage is <50V. –
Orange
The DC link voltage is present. –
Red
The DC link voltage lies above the permissible toler‐
ance range.
Check the line voltage.
Orange Orange Orange
DRIVE-CLiQ communication is being established. –
Red Red
–
2)
This component has at least one fault.
Remark:
The LED is controlled irrespective of the correspond‐
ing messages being recon󹪝gured.
Resolve and acknowl‐
edge the fault.
Red/Green
(0.5Hz)
Red/Green
(0.5Hz)
–
2)
Firmware is being downloaded. –
Motor Modules
8.3Motor Modules 3 ... 30 A and 2x3 ... 2x18 A
Booksize power units
158 Equipment Manual, 09/2023, A5E53307519B AA