Siemens SINAMICS G150 Operating Instructions Manual page 518

Diagnosis / faults and alarms
10.2 Diagnosis
Table 10- 2 Description of the LEDs on the CU320-2 PN control unit
LED Color
RDY (READY) ---
Green
Red
Red/green
Orange
Green/oran
ge or
red/orange
PN ---
PROFIdrive cyclic
operation
Green
Red
OPT ---
(OPTION)
Green
Red
RDY and DP Red
RDY and OPT Orange
516
State Description
OFF The electronic power supply is missing or lies outside the
permissible tolerance range.
Continuous light The component is ready for operation and cyclic DRIVE-CLiQ
communication is taking place.
The control unit is waiting for initial commissioning.
0.5 Hz flashing Commissioning/reset
light
2 Hz flashing light Writing to CompactFlash card.
2 Hz flashing light General faults
0.5 Hz flashing Control Unit is ready for operation.
light However, there are no software licenses.
0.5 Hz flashing Firmware update in progress for the connected DRIVE-CLiQ
light components.
2 Hz flashing light Firmware update of components has been completed. Wait for
POWER ON of the respective component.
2 Hz flashing light Component detection via LED is activated (p0124[0]).
Note:
The two options depend on the LED status when component
detection is activated via p0124[0] = 1.
OFF Cyclic communication is not (yet) running.
Note:
PROFIdrive is ready for communication when the control unit is
ready for operation (see RDY LED).
Continuous light Cyclic communication is taking place.
0.5 Hz flashing Cyclic communication is still not completely running.
light Possible causes:
- The controller is not transferring any setpoints.
- For isochronous operation, either none or a faulty Global Control
(GC) has been transferred from the controller.
- "Shared Device" has been selected (p8929 = 2) and only one
controller connected.
0.5 Hz flashing Bus error, incorrect parameter assignment/configuration
light
2 Hz flashing light Cyclic bus communication has been interrupted or could not be
established.
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.
Continuous light Option board is ready.
0.5 Hz flashing Depends on the option board used.
light
2 Hz flashing light This component has at least one fault.
The option board is not ready (e.g., after switching on).
2 Hz flashing light Bus error - communication has been interrupted.
0.5 Hz flashing Firmware update in progress for connected option board CBE20.
light
Converter cabinet units
Operating Instructions, 03/2012, A5E03263466A