What to doCause
Event name /
Aux. code
Code
(hex)
Ensure that a valid user parameter set
exists. Reload if uncertain.
Loading of user parameter set failed
because
User set fault64B2
• set is not compatible with control
program
• drive was switched off during
loading.
Reboot the control unit (using parameter
96.8 Control board boot) or by cycling
Operating system error.Kernel
overload
64E1
power. If the problem persists, contact
your local ABB representative.
An active fault has been reset.Informative fault.Fault reset64FF
Try forcing a save using parameter 96.7
Parameter save manually. Retry.
Parameter load or save failed.Parameter
system
6581
Check the communication between drive
and control panel or PC. Retry.
Parameter load or save timeout caused
by communication break between drive
and control panel, or control panel and
PC tool.
Backup/Restore
Timeout
6591
Check PLC programming.The drive does not have a functionality
requested by PLC, or requested
functionality has not been activated.
FBA A
parameter
conflict
65A1
Check settings of parameter groups 50
Fieldbus adapter (FBA) and 51 FBA A
settings.
Check PLC programming.The drive does not have a functionality
requested by PLC, or requested
functionality has not been activated.
FBA B
parameter
conflict
65A2
Check settings of parameter groups 50
Fieldbus adapter (FBA) and 54 FBA B
settings.
See A6DA Reference source
parametrization (page 565).
A reference source is simultaneously
connected to multiple parameters with
different units.
Reference
source
parametrization
65B1
Check the status of the fieldbus master
(online/offline/error etc.).
Communication break in embedded
fieldbus (EFB) communication.
EFB
communication
loss
6681
Check cable connections to the XD2D
connector on the control unit.
Contact your local ABB representative.Embedded fieldbus (EFB) configuration
file could not be read.
EFB
configuration
file
6682
Check the settings in parameter group
58 Embedded fieldbus.
Embedded fieldbus (EFB) parameter
settings inconsistent or not compatible
with selected protocol.
EFB invalid
parameterization
6683
Contact your local ABB representative.EFB load fault6684
• Embedded fieldbus (EFB) protocol
firmware could not be loaded.
• Version mismatch between EFB
protocol firmware and drive
firmware.
Reset the fault. Contact your local ABB
representative if the fault persists.
Internal fault.Text data
overflow
6881
552 Fault tracing