Additional system components 
  9.2 DRIVE-CLiQ Hub Module DMC20 
SINAMICS S120 Combi 
Manual, 11/2017, 6SL3097-4AV00-0BP7 
213 
 
Meaning of the LED 
9.2.4.1
 
Meaning of the LED on the DMC20 
Table 9- 18  Meaning of the LED on the DMC20  
READY  -  Off  The electronics power supply is missing or outside the 
permissible tolerance range. 
--- 
Green  Continuous 
light 
The component is ready for operation and cyclic DRIVE-
CLiQ communication is taking place. 
--- 
Orange  Continuous 
DRIVE-CLiQ communication is being established.  --- 
Red  Continuous 
light 
This component has at least one fault.  
 
The LED is activated irrespective of whether the corre-
sponding messages have been reconfigured. 
Correct and 
acknowledge 
the fault. 
Green/red  Flashing 
light 
Firmware is being downloaded.  --- 
Flashing 
light 
Firmware download is complete. Wait for POWER ON.  Carry out a 
POWER ON. 
Green/orange 
or 
red/orange 
Flashing 
light 
Component recognition via LED is activated. This function 
is parameterizable (see SINAMICS S120/S150 List Man-
ual). 
 
Both options depend on the LED status when component 
recognition is activated. 
 
The following reference contains information about the cause of faults and how they can be 
resolved: 
SINAMICS S120 Commissioning Manual with STARTER 
SINAMICS S120/S150, List Manual