Faults and alarms
9.1 Faults
SINAMICS V20 Converter
338 Operating Instructions, 10/2019, A5E34559884-012
Asic timeout
Internal communications failure. Check converter.
Fault appears sporadically:
• r0949 = 0: Hardware reported link fail
• r0949 = 1: Software reported link fail
• r0949 = 6:
Feedback is not disabled for reading converter data
• r0949 = 7: During converter download, message didn't trans-
mit to disable feedback
• Communication failure due to EMC problems
• Check - and if necessary - improve EMC
• Use EMC filter
SD card parame-
ter cloning failed
Parameter cloning failed.
• r0949 = 0: The SD card is not
connected or the card type is
incorrect or the card failed to in-
itialize for automatic cloning.
• r0949 = 1: Converter data can-
not be written to the card.
• r0949 = 2: Parameter cloning
file is unavailable.
• r0949 = 3: The SD card cannot
read the file.
• r0949 = 4:
Reading data from the
clone file failed (e.g., reading failed,
data or checksum wrong).
• r0949 = 0: Use an SD card with FAT16 or FAT32 format, or fit
an SD card to the converter.
• r0949 = 1: Check the SD card (for example, is the card
memory full?) - format the card again to FAT16 or FAT32.
• r0949 = 2: Put the correct named file in the correct directory
/USER/SINAMICS/DATA.
• r0949 = 3:
Make sure file is accessible - recreate file if possible.
• r0949 = 4: File has been changed - recreate file.
Parameter clon-
ing contents
File exists but the contents are not
valid control word corruption.
Recopy and ensure operation completes.
Parameter clon-
ing contents
File exists but was not the correct
converter type.
Ensure clone from compatible converter type.
Converter at-
tempted to do an
automatic clone
during startup
No Clone00.bin file in the correct
directory /USER/SINAMICS/DATA.
If an automatic clone is required:
• Insert the SD card with correct file and power-cycle.
If no automatic clone is required:
• Remove the card if not needed and power-cycle.
• Reset P8458 = 0 and power-cycle.
Fault can only be cleared by a power-cycle.
I/O Extension
Module commu-
Communication is no longer estab-
lished with the I/O Extension Mod-
ule.
Reconnect the module and check whether it is operating correct-
ly. Acknowledge the fault. If the fault persists, replace the module.