Chapter 10 Troubleshooting
Display Fault Name Clearing Method
Memory error
1. If this fault occurs when power is applied
to the drive, correct the setting value of
the parameter to clear the fault and
restart the servo drive.
2. If this fault occurs during normal
operation, turn ARST (DI signal) ON to
clear the fault.
Encoder output error
Turn ARST (DI signal) ON to clear the fault.
Serial communication
error
Turn ARST (DI signal) ON to clear the fault.
Serial communication
time out
Turn ARST (DI signal) ON to clear the fault.
Reserved
Input power phase loss
Turn ARST (DI signal) ON to clear the fault.
This fault message can be removed
automatically after input power phase lost
problem is solved.
Pre-overload warning
Turn ARST (DI signal) ON to clear the fault.
Encoder initial magnetic
field error
This fault message can be removed by
restarting the servo drive.
Encoder internal error
This fault message can be removed by
restarting the servo drive.
Encoder data error
This fault message can be removed by
restarting the servo drive.
Motor protection error
Turn ARST (DI signal) ON to clear the fault.
U,V,W wiring error
This fault message can be removed by
restarting the servo drive.
Ful closed-loop excessive
deviation
Turn ARST (DI signal) ON to clear the fault.
DSP firmware upgrade
This fault message can be removed after
setting P2-08 to 30 first, and then 28 next
and restarting the servo drive.
10-28 Revision January 2011
Call 1(800)985-6929 for Sales
Call 1(800)985-6929 for Sales
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