Siemens Sinamics s120 Commissioning Manual page 333

Table 4- 43 Meaning of the OPT LED on the Control Unit
LED Color State
OPT – OFF
Green Continuous
light
Flashing
light
0.5 Hz
Red Continuous
light
Flashing
light
0.5 Hz
Flashing
light
2 Hz
Orange Flashing
light
0.5 Hz
STARTER Commissioning Manual
Commissioning Manual, (IH1), 07/2016, 6SL3097-4AF00-0BP5
Description, cause
The electronics power supply is missing or outside the per-
missible tolerance range.
Communication Board either defective or not inserted.
Communication Board is ready and cyclic communication is
taking place.
The Communication Board is ready, but cyclic communica-
tions is not running.
Possible causes:
Communication is being established.
•
At least one fault is present.
•
Cyclic communication via PROFINET has not yet been
established. However, non-cyclic communications are pos-
sible. SINAMICS waits for a parameterizing/configuring
telegram
The firmware update into the CBE25 has been completed
with an error.
Possible causes:
The CBE25 is defective.
•
The memory card for the Control Unit is defective.
•
In this state the CBE25 cannot be used.
There is a communications error between the Control Unit
and the CBE25.
Possible causes:
The CBE25 is defective.
•
The CBE25 was withdrawn after booting.
•
Firmware is being updated.
Diagnostics
4.1 Diagnostics via LEDs
Remedy
–
–
–
–
–
Correctly insert the
board, if required,
replace.
–
333