Siemens Sinamics s120 Commissioning Manual page 307

Red flashing
light 0.5 Hz
Table 4- 3
Orange
Control Unit 320-2 DP in operation
Table 4- 4 Control Unit CU320-2 DP – Description of the LEDs after booting
LED Color
RDY –
(READY)
Green
Red
Red/
green
Orange
STARTER Commissioning Manual
Commissioning Manual, (IH1), 07/2016, 6SL3097-4AF00-0BP5
LED
RDY DP
Off Red
Red flash-
ing light 0.5
Hz
Firmware
LED
RDY DP
Off
Alternating
State Description, cause
OFF Electronic power supply is missing or outside
permissible tolerance range.
Continuous The component is ready for operation and cyclic
light DRIVE-CLiQ communication is taking place.
Flashing Commissioning/reset
light
0.5 Hz
Flashing Writing to the memory card
light
2 Hz
Flashing General errors
light
2 Hz
Flashing Control Unit is ready for operation.
light However, there are no software licenses.
0.5 Hz
Flashing Updating the firmware of the DRIVE-CLiQ compo-
light nents
0.5 Hz
Flashing DRIVE-CLiQ component firmware update com-
light plete. Wait for POWER ON for the components in
2 Hz question.
State
OPT
Off FW checked
(no CRC
error)
Off FW checked
(CRC error)
State
OPT
Off Initializing
Running
4.1 Diagnostics via LEDs
Comment
–
CRC invalid
•
Comment
–
See the table below
Remedy
Check power supply
–
–
–
Check parameterization /
configuration data
Obtain licenses
–
Turn POWER ON for the
components in question
Diagnostics
307