Siemens SINAMICS DCM Manual page 600

10.33.4 Description of the LEDs on the CUD
Figure 10-93 Layout of the LEDs
The individual states during ramp-up are indicated by means of the LEDs on the CUD.
● The duration of the individual states varies.
● If an error occurs, the ramp-up procedure is aborted and the cause of the error is
indicated via the LEDs.
Remedy: Insert the appropriate memory card with the correct software and parameters.
● Once the unit has successfully ramped up, all the LEDs are switched off briefly.
● Once the unit has ramped up, the LEDs are controlled via the loaded software.
The description of the LEDs after ramp-up applies.
Note
The LEDs can only be seen when the front cover of the SINAMICS DC MASTER is opened.
CUD - Response of LEDs during a software update
Table 10- 57 Software update
LED
RDY DP1
Red Off
Red 2 Hz Red
Red 0.5 Hz Red 0.5 Hz
Red 2 Hz Red 2 Hz
Orange 0.5 x
Hz
Orange 2 x
Hz
SINAMICS DCM DC Converter
Operating Instructions, 02.2015, A5E34763375/RS-AA/001
OPT MOD
Off Off Software being updated.
Off Off Software on the memory card is incomplete or defective.
The software was not successfully updated. The CRC of the pro-
grammed firmware is incorrect.
Off Off Software was successfully updated. The electronic power supply
must be switched off and back on again.
Off Off The software on the memory card does not belong to SINAMICS
DCM.
Software version and hardware version of the CUD are not com-
patible. For information on the hardware/software compatibility,
see Chapter Upgrading the unit software (Page 653).
x Off DRIVE-CLiQ component being updated.
x Off DRIVE-CLiQ component has been updated.
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Descriptions of functions
10.33 Diagnostics
Meaning
601