Siemens SINAMICS S120 - Page 310

Diagnostics
5.2 Diagnostics using LEDs
Commissioning with Startdrive
310 Commissioning Manual, 11/2017, 6SL3097-4AA10-0BP1
Control Unit 320-2 in operation
Table 5- 4 CU320-2 PN Control Unit – description of the LEDs after powering up
LED
Color
Display
Description, cause, remedy
RDY – OFF Electronics power supply is missing or outside permissible toler-
ance range.
Remedy: Check the power supply.
Green Continuous light The component is ready for operation and cyclic DRIVE-CLiQ
communication is taking place.
Flashing light
0.5 Hz
Commissioning/reset
Flashing light
2 Hz
Writing to the memory card
Flashing light with the
on/off ratio
0.5 s = On
3 s = Off
Indicates PROFIenergy energy-saving mode.
Red Flashing light
2 Hz
General errors
Remedy: Check parameterization / configuration data
Red/
green
Flashing light
0.5 Hz
Control Unit is ready. However, software licenses are missing.
Remedy: Obtain licenses.
Orange Flashing light
0.5 Hz
Updating the firmware of the DRIVE-CLiQ components
Flashing light
2 Hz
DRIVE-CLiQ component firmware update complete. Wait for
POWER ON for the components in question.
Remedy
: Carry out a POWER ON for the components in ques-
tion
Green/
orange
or
red/
orange
Flashing light
2 Hz
Component detection via LED is activated (p0124[0]).
Remark
:
Both options depend on the LED status when component
recognition is activated via p0124[0] = 1.
Green/
orange
or
red/
orange
Flashing light
1 Hz
CU detection via DCP flashing.
Remark
:
Both options depend on the LED status when component
recognition is activated via DCP.
Green Flashing light:
Switch-on/off ratio:
500 ms on
3000 ms off
PROFIenergy energy saving mode is active.