Diagnostics Via Leds - Siemens SINAMICS S150 Operating Instructions Manual

10.2.1

Diagnostics via LEDs

CU320 Control Unit (-A10)
Table 10-1 Description of the LEDs on the CU320
LED Color
---
Green
RDY
(ready)
Red
Green / red
Orange
---
DP1
Green
(PROFIdrive cyclic
transmission)
Red
Orange
OPT ---
(option)
Green
Red
MOD ---
Drive converter cabinet units
Operating Instructions, 07/07, A5E00288214A
State Description
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.
The Control Unit is awaiting first commissioning.
2 Hz flashing light Writing to CompactFlash card.
Steady light At least one fault is present in this component.
0.5 Hz flashing CompactFlash card has not been inserted.
light Boot error (e.g., firmware cannot be loaded to the RAM).
0.5 Hz Control Unit 320 is ready for operation.
flashing light However, there are no software licenses.
Steady light System is booting and DRIVE-CLiQ communication is being
established.
0.5 Hz flashing DRIVE-CLiQ component firmware update in progress.
light
2 Hz flashing light Component firmware update complete. Waiting for POWER ON of
relevant components.
OFF Cyclic communication is not (yet) running.
Note:
The PROFIdrive is ready for communication when the Control Unit
is ready for operation (see RDY LED).
Steady light Cyclic communication is running.
0.5 Hz flashing Cyclic communication is not yet fully underway.
light Possible causes:
- The controller is not transmitting any setpoints.
- In isochronous mode, the controller did not send a Global Control
or it sent a defective Global Control (GC).
Steady light Cyclic communication has been interrupted.
2 Hz flashing light Firmware checksum error (CRC error).
OFF Electronic power supply outside permissible tolerance range.
The component is not ready for operation.
The Option Board is missing or an associated drive object has not
been created.
Steady light Option Board is ready.
0.5 Hz flashing Depends on the Option Board used.
light
Steady light At least one fault is pending on this component.
The Option Board is not ready (e.g., after switching on).
OFF Reserved
Diagnosis / faults and alarms
10.2 Diagnosis
409