Descriptions of functions
10.34 Diagnostics
SINAMICS DCM DC Converter
636 Operating Instructions, 12/2018, A5E34763375A
CUD - Response of LEDs during a firmware update
Table 10- 77 Firmware update
Firmware update in progress.
Red 2 Hz Red Off Off
Firmware on the memory card is incomplete or defective.
The firmware update failed. The CRC of the programmed firmware
Red 0.5 Hz Red 0.5 Hz Off Off The firmware has been successfully completed. The electronic
power supply must be switched off and back on again.
Red 2 Hz Red 2 Hz Off Off The firmware on the memory card does not belong to SINAMICS
The firmware version and hardware version of the CUD are not
compatible. For information on the hardware/firmware compati-
bility, see Chapter "Upgrading the device firmware (Page 687)".
Orange
x x Off DRIVE-CLiQ component is being updated.
Orange
x x Off DRIVE-CLiQ component has been updated.
CUD - Response of LEDs during ramp-up (following POWER ON)
Table 10- 78 Ramp-up
Red 2 Hz Red 2 Hz Off Off File error Memory card not present or
Red Orange
Off Off Firmware loading DP1 flashing without specific flashing
Red Off Off Off Firmware loaded -
Firmware checked, CRC error