Siemens SINAMICS S150 Operating Instructions Manual page 410

Diagnosis / faults and alarms
10.2 Diagnosis
Customer Terminal Block TM31 (-A60)
Table 10-2 Description of the LEDs on the TM31
LED Color
RDY ---
Green
Orange
Red
Green / red
Green orange
or
red orange
410
State
OFF The electronics power supply is missing or lies outside permissible
tolerance range.
Steady light The component is ready for operation and cyclic DRIVE-CLiQ
communication is taking place.
Steady light DRIVE-CLiQ communication is being established.
Steady light At least one fault is pending on this component.
Note:
LED is driven irrespective of the corresponding messages being
reconfigured.
0.5 Hz flashing Firmware is being downloaded.
light
2 Hz flashing Firmware download is complete. Waiting for POWER ON.
light
2 Hz flashing Detection of the components via LED is activated (p0154).
light Note:
Both options depend on the LED status when module recognition is
activated via p0154 = 1.
Description
Drive converter cabinet units
Operating Instructions, 07/07, A5E00288214A